From 40b7ca40779479af8a65ef07ccfa4a53172609e7 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Tue, 21 Jan 2025 18:06:01 +0000 Subject: [PATCH 01/29] build(deps): bump golang.org/x/sys from 0.28.0 to 0.29.0 Bumps [golang.org/x/sys](https://github.com/golang/sys) from 0.28.0 to 0.29.0. - [Commits](https://github.com/golang/sys/compare/v0.28.0...v0.29.0) --- updated-dependencies: - dependency-name: golang.org/x/sys dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] --- go.mod | 2 +- go.sum | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/go.mod b/go.mod index 6e16b2315..0457a9dc1 100644 --- a/go.mod +++ b/go.mod @@ -12,7 +12,7 @@ require ( github.com/prometheus/client_model v0.6.1 github.com/prometheus/common v0.62.0 github.com/prometheus/procfs v0.15.1 - golang.org/x/sys v0.28.0 + golang.org/x/sys v0.29.0 google.golang.org/protobuf v1.36.1 ) diff --git a/go.sum b/go.sum index bd7216a66..12ca16ecb 100644 --- a/go.sum +++ b/go.sum @@ -50,8 +50,8 @@ golang.org/x/net v0.33.0 h1:74SYHlV8BIgHIFC/LrYkOGIwL19eTYXQ5wc6TBuO36I= golang.org/x/net v0.33.0/go.mod h1:HXLR5J+9DxmrqMwG9qjGCxZ+zKXxBru04zlTvWlWuN4= golang.org/x/oauth2 v0.24.0 h1:KTBBxWqUa0ykRPLtV69rRto9TLXcqYkeswu48x/gvNE= golang.org/x/oauth2 v0.24.0/go.mod h1:XYTD2NtWslqkgxebSiOHnXEap4TF09sJSc7H1sXbhtI= -golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA= -golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= +golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU= +golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo= golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ= google.golang.org/protobuf v1.36.1 h1:yBPeRvTftaleIgM3PZ/WBIZ7XM/eEYAaEyCwvyjq/gk= From 130ebd15ad518269780bf6f9e2f01d71800c65d0 Mon Sep 17 00:00:00 2001 From: Bartlomiej Plotka Date: Tue, 21 Jan 2025 18:07:34 +0000 Subject: [PATCH 02/29] Update RELEASE.md I don't think we have CI for creating releases, plus even if we have we don't need to wait for it (we don't have artifacts). Also added steps for nice "Contributors" render. Signed-off-by: Bartlomiej Plotka --- RELEASE.md | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/RELEASE.md b/RELEASE.md index ebeccc01a..1afb6246d 100644 --- a/RELEASE.md +++ b/RELEASE.md @@ -52,17 +52,22 @@ We use [Semantic Versioning](https://semver.org/). git push origin "${tag}" ``` -6. For Release Candidates: +6. Create a draft release. + - Copy Changelog section. + - You can also generate automatic changelog and put the `What's changed` section under `` HTML tag. This will render all contributors nicely as in the [example](https://github.com/prometheus/client_golang/releases/tag/v1.21.0-rc.0) release. + +7a. For Release Candidates: + - Release RC GitHub release with "pre-release" box checked + - Click "Publish release"! - Create PR against [prometheus/prometheus](https://github.com/prometheus/prometheus) using RC version - Create PR against [kubernetes/kubernetes](https://github.com/kubernetes/kubernetes) using RC version - Make sure the CI is green for the PRs - Allow 1-2 days for downstream testing - Fix any issues found before final release - Use `-rc.1`, `-rc.2` etc. for additional fixes - - For RCs, ensure "pre-release" box is checked - -7. For Final Release: - - Wait for CI completion + +7b. For Final Release: + - Release GitHub release with "latest" box checked (default). - Click "Publish release"! 8. Announce release: From 2da9d000444a151c52397c2626d097ff236df446 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Tue, 21 Jan 2025 18:11:18 +0000 Subject: [PATCH 03/29] build(deps): bump google.golang.org/protobuf from 1.36.1 to 1.36.3 Bumps google.golang.org/protobuf from 1.36.1 to 1.36.3. --- updated-dependencies: - dependency-name: google.golang.org/protobuf dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] --- go.mod | 2 +- go.sum | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/go.mod b/go.mod index 0457a9dc1..372c69508 100644 --- a/go.mod +++ b/go.mod @@ -13,7 +13,7 @@ require ( github.com/prometheus/common v0.62.0 github.com/prometheus/procfs v0.15.1 golang.org/x/sys v0.29.0 - google.golang.org/protobuf v1.36.1 + google.golang.org/protobuf v1.36.3 ) require ( diff --git a/go.sum b/go.sum index 12ca16ecb..cdd858fa7 100644 --- a/go.sum +++ b/go.sum @@ -54,8 +54,8 @@ golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU= golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo= golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ= -google.golang.org/protobuf v1.36.1 h1:yBPeRvTftaleIgM3PZ/WBIZ7XM/eEYAaEyCwvyjq/gk= -google.golang.org/protobuf v1.36.1/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= +google.golang.org/protobuf v1.36.3 h1:82DV7MYdb8anAVi3qge1wSnMDrnKK7ebr+I0hHRN1BU= +google.golang.org/protobuf v1.36.3/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk= gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q= From 625c0eb7cde1974439838f7748b7d95c7b78c07b Mon Sep 17 00:00:00 2001 From: Kemal Akkoyun Date: Thu, 23 Jan 2025 20:23:35 +0100 Subject: [PATCH 04/29] chore(docs): Add links for the upstream PRs (#1722) Add example PR links to RELEASE.md Signed-off-by: Kemal Akkoyun --- RELEASE.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/RELEASE.md b/RELEASE.md index 1afb6246d..d6d3b9569 100644 --- a/RELEASE.md +++ b/RELEASE.md @@ -59,8 +59,8 @@ We use [Semantic Versioning](https://semver.org/). 7a. For Release Candidates: - Release RC GitHub release with "pre-release" box checked - Click "Publish release"! - - Create PR against [prometheus/prometheus](https://github.com/prometheus/prometheus) using RC version - - Create PR against [kubernetes/kubernetes](https://github.com/kubernetes/kubernetes) using RC version + - Create PR against [prometheus/prometheus](https://github.com/prometheus/prometheus) using RC version (e.g. https://github.com/prometheus/prometheus/pull/15851) + - Create PR against [kubernetes/kubernetes](https://github.com/kubernetes/kubernetes) using RC version (e.g. https://github.com/kubernetes/kubernetes/pull/129752) - Make sure the CI is green for the PRs - Allow 1-2 days for downstream testing - Fix any issues found before final release From a42ae02c9acf66c5ed10f68e6758e02a67702dbf Mon Sep 17 00:00:00 2001 From: Bartlomiej Plotka Date: Mon, 27 Jan 2025 16:07:12 +0100 Subject: [PATCH 05/29] Added tips on releasing client and checking with k8s. (#1723) Signed-off-by: bwplotka --- RELEASE.md | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/RELEASE.md b/RELEASE.md index d6d3b9569..cbbe72a78 100644 --- a/RELEASE.md +++ b/RELEASE.md @@ -61,6 +61,16 @@ We use [Semantic Versioning](https://semver.org/). - Click "Publish release"! - Create PR against [prometheus/prometheus](https://github.com/prometheus/prometheus) using RC version (e.g. https://github.com/prometheus/prometheus/pull/15851) - Create PR against [kubernetes/kubernetes](https://github.com/kubernetes/kubernetes) using RC version (e.g. https://github.com/kubernetes/kubernetes/pull/129752) + - Kubernetes uses scripts to update deps e.g.: + +```bash +./hack/pin-dependency.sh github.com/prometheus/client_golang v1.21.0-rc.0 +./hack/update-vendor.sh +# If indirect dependencies changed, following check will fail on the CI: +./hack/verify-vendor.sh +# You will need to modify hack/unwanted-dependencies.json manually as the check suggests. +``` + - Make sure the CI is green for the PRs - Allow 1-2 days for downstream testing - Fix any issues found before final release From 8afccc7eee194b3c9cf081e45922e152469377d6 Mon Sep 17 00:00:00 2001 From: Saumya Shah <115284013+Saumya40-codes@users.noreply.github.com> Date: Fri, 31 Jan 2025 17:48:07 +0530 Subject: [PATCH 06/29] feat: Add new CollectorFunc utility (#1724) * feat: add CollectorFunc utility Signed-off-by: Saumyacodes-40 * update Signed-off-by: Saumyacodes-40 * added license to the test Signed-off-by: Saumyacodes-40 * address req changes Signed-off-by: Saumyacodes-40 * update license part in test file Signed-off-by: Saumyacodes-40 * add collectorFunc example to prometheus/examples_test.go Signed-off-by: Saumyacodes-40 --------- Signed-off-by: Saumyacodes-40 --- prometheus/collectorfunc.go | 30 ++++++++++++ prometheus/collectorfunc_test.go | 83 ++++++++++++++++++++++++++++++++ prometheus/examples_test.go | 48 ++++++++++++++++++ 3 files changed, 161 insertions(+) create mode 100644 prometheus/collectorfunc.go create mode 100644 prometheus/collectorfunc_test.go diff --git a/prometheus/collectorfunc.go b/prometheus/collectorfunc.go new file mode 100644 index 000000000..9a71a15db --- /dev/null +++ b/prometheus/collectorfunc.go @@ -0,0 +1,30 @@ +// Copyright 2025 The Prometheus Authors +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package prometheus + +// CollectorFunc is a convenient way to implement a Prometheus Collector +// without interface boilerplate. +// This implementation is based on DescribeByCollect method. +// familiarize yourself to it before using. +type CollectorFunc func(chan<- Metric) + +// Collect calls the defined CollectorFunc function with the provided Metrics channel +func (f CollectorFunc) Collect(ch chan<- Metric) { + f(ch) +} + +// Describe sends the descriptor information using DescribeByCollect +func (f CollectorFunc) Describe(ch chan<- *Desc) { + DescribeByCollect(f, ch) +} diff --git a/prometheus/collectorfunc_test.go b/prometheus/collectorfunc_test.go new file mode 100644 index 000000000..2e9aa324b --- /dev/null +++ b/prometheus/collectorfunc_test.go @@ -0,0 +1,83 @@ +// Copyright 2025 The Prometheus Authors +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package prometheus + +import "testing" + +func TestCollectorFunc(t *testing.T) { + testDesc := NewDesc( + "test_metric", + "A test metric", + nil, nil, + ) + + cf := CollectorFunc(func(ch chan<- Metric) { + ch <- MustNewConstMetric( + testDesc, + GaugeValue, + 42.0, + ) + }) + + ch := make(chan Metric, 1) + cf.Collect(ch) + close(ch) + + metric := <-ch + if metric == nil { + t.Fatal("Expected metric, got nil") + } + + descCh := make(chan *Desc, 1) + cf.Describe(descCh) + close(descCh) + + desc := <-descCh + if desc == nil { + t.Fatal("Expected desc, got nil") + } + + if desc.String() != testDesc.String() { + t.Fatalf("Expected %s, got %s", testDesc.String(), desc.String()) + } +} + +func TestCollectorFuncWithRegistry(t *testing.T) { + reg := NewPedanticRegistry() + + cf := CollectorFunc(func(ch chan<- Metric) { + ch <- MustNewConstMetric( + NewDesc( + "test_metric", + "A test metric", + nil, nil, + ), + GaugeValue, + 42.0, + ) + }) + + if err := reg.Register(cf); err != nil { + t.Errorf("Failed to register CollectorFunc: %v", err) + } + + collectedMetrics, err := reg.Gather() + if err != nil { + t.Errorf("Failed to gather metrics: %v", err) + } + + if len(collectedMetrics) != 1 { + t.Errorf("Expected 1 metric family, got %d", len(collectedMetrics)) + } +} diff --git a/prometheus/examples_test.go b/prometheus/examples_test.go index fdbb6f747..039931530 100644 --- a/prometheus/examples_test.go +++ b/prometheus/examples_test.go @@ -736,3 +736,51 @@ func ExampleNewConstMetricWithCreatedTimestamp() { // Output: // {"counter":{"value":1257894000,"createdTimestamp":"1970-01-01T00:00:00Z"}} } + +// Using CollectorFunc that registers the metric info for the HTTP requests. +func ExampleCollectorFunc() { + desc := prometheus.NewDesc( + "http_requests_info", + "Information about the received HTTP requests.", + []string{"code", "method"}, + nil, + ) + + // Example 1: 42 GET requests with 200 OK status code. + collector := prometheus.CollectorFunc(func(ch chan<- prometheus.Metric) { + ch <- prometheus.MustNewConstMetric( + desc, + prometheus.CounterValue, // Metric type: Counter + 42, // Value + "200", // Label value: HTTP status code + "GET", // Label value: HTTP method + ) + + // Example 2: 15 POST requests with 404 Not Found status code. + ch <- prometheus.MustNewConstMetric( + desc, + prometheus.CounterValue, + 15, + "404", + "POST", + ) + }) + + prometheus.MustRegister(collector) + + // Just for demonstration, let's check the state of the metric by registering + // it with a custom registry and then let it collect the metrics. + + reg := prometheus.NewRegistry() + reg.MustRegister(collector) + + metricFamilies, err := reg.Gather() + if err != nil || len(metricFamilies) != 1 { + panic("unexpected behavior of custom test registry") + } + + fmt.Println(toNormalizedJSON(sanitizeMetricFamily(metricFamilies[0]))) + + // Output: + // {"name":"http_requests_info","help":"Information about the received HTTP requests.","type":"COUNTER","metric":[{"label":[{"name":"code","value":"200"},{"name":"method","value":"GET"}],"counter":{"value":42}},{"label":[{"name":"code","value":"404"},{"name":"method","value":"POST"}],"counter":{"value":15}}]} +} From 0f3d1e70bef65dfc90d36db6e0b068ea7d4c5fc3 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Sat, 1 Feb 2025 09:58:54 +0000 Subject: [PATCH 07/29] build(deps): bump google.golang.org/protobuf from 1.36.3 to 1.36.4 Bumps google.golang.org/protobuf from 1.36.3 to 1.36.4. --- updated-dependencies: - dependency-name: google.golang.org/protobuf dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] --- go.mod | 2 +- go.sum | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/go.mod b/go.mod index 372c69508..39fa2ce09 100644 --- a/go.mod +++ b/go.mod @@ -13,7 +13,7 @@ require ( github.com/prometheus/common v0.62.0 github.com/prometheus/procfs v0.15.1 golang.org/x/sys v0.29.0 - google.golang.org/protobuf v1.36.3 + google.golang.org/protobuf v1.36.4 ) require ( diff --git a/go.sum b/go.sum index cdd858fa7..7b28f31df 100644 --- a/go.sum +++ b/go.sum @@ -54,8 +54,8 @@ golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU= golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo= golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ= -google.golang.org/protobuf v1.36.3 h1:82DV7MYdb8anAVi3qge1wSnMDrnKK7ebr+I0hHRN1BU= -google.golang.org/protobuf v1.36.3/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= +google.golang.org/protobuf v1.36.4 h1:6A3ZDJHn/eNqc1i+IdefRzy/9PokBTPvcqMySR7NNIM= +google.golang.org/protobuf v1.36.4/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk= gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q= From c23accd86c38728c0c04a4d4af78bb7f65fa4e8d Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Sat, 1 Feb 2025 09:59:41 +0000 Subject: [PATCH 08/29] build(deps): bump the github-actions group with 5 updates Bumps the github-actions group with 5 updates: | Package | From | To | | --- | --- | --- | | [dependabot/fetch-metadata](https://github.com/dependabot/fetch-metadata) | `2.2.0` | `2.3.0` | | [github/codeql-action](https://github.com/github/codeql-action) | `3.28.0` | `3.28.8` | | [actions/setup-go](https://github.com/actions/setup-go) | `5.0.2` | `5.3.0` | | [golangci/golangci-lint-action](https://github.com/golangci/golangci-lint-action) | `6.1.1` | `6.2.0` | | [actions/upload-artifact](https://github.com/actions/upload-artifact) | `4.5.0` | `4.6.0` | Updates `dependabot/fetch-metadata` from 2.2.0 to 2.3.0 - [Release notes](https://github.com/dependabot/fetch-metadata/releases) - [Commits](https://github.com/dependabot/fetch-metadata/compare/dbb049abf0d677abbd7f7eee0375145b417fdd34...d7267f607e9d3fb96fc2fbe83e0af444713e90b7) Updates `github/codeql-action` from 3.28.0 to 3.28.8 - [Release notes](https://github.com/github/codeql-action/releases) - [Changelog](https://github.com/github/codeql-action/blob/main/CHANGELOG.md) - [Commits](https://github.com/github/codeql-action/compare/48ab28a6f5dbc2a99bf1e0131198dd8f1df78169...dd746615b3b9d728a6a37ca2045b68ca76d4841a) Updates `actions/setup-go` from 5.0.2 to 5.3.0 - [Release notes](https://github.com/actions/setup-go/releases) - [Commits](https://github.com/actions/setup-go/compare/v5.0.2...v5.3.0) Updates `golangci/golangci-lint-action` from 6.1.1 to 6.2.0 - [Release notes](https://github.com/golangci/golangci-lint-action/releases) - [Commits](https://github.com/golangci/golangci-lint-action/compare/971e284b6050e8a5849b72094c50ab08da042db8...ec5d18412c0aeab7936cb16880d708ba2a64e1ae) Updates `actions/upload-artifact` from 4.5.0 to 4.6.0 - [Release notes](https://github.com/actions/upload-artifact/releases) - [Commits](https://github.com/actions/upload-artifact/compare/6f51ac03b9356f520e9adb1b1b7802705f340c2b...65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08) --- updated-dependencies: - dependency-name: dependabot/fetch-metadata dependency-type: direct:production update-type: version-update:semver-minor dependency-group: github-actions - dependency-name: github/codeql-action dependency-type: direct:production update-type: version-update:semver-patch dependency-group: github-actions - dependency-name: actions/setup-go dependency-type: direct:production update-type: version-update:semver-minor dependency-group: github-actions - dependency-name: golangci/golangci-lint-action dependency-type: direct:production update-type: version-update:semver-minor dependency-group: github-actions - dependency-name: actions/upload-artifact dependency-type: direct:production update-type: version-update:semver-minor dependency-group: github-actions ... Signed-off-by: dependabot[bot] --- .github/workflows/automerge-dependabot.yml | 2 +- .github/workflows/codeql-analysis.yml | 6 +++--- .github/workflows/go.yml | 2 +- .github/workflows/golangci-lint.yml | 4 ++-- .github/workflows/scorecard.yml | 4 ++-- 5 files changed, 9 insertions(+), 9 deletions(-) diff --git a/.github/workflows/automerge-dependabot.yml b/.github/workflows/automerge-dependabot.yml index 7b2687ec3..00d33d08a 100644 --- a/.github/workflows/automerge-dependabot.yml +++ b/.github/workflows/automerge-dependabot.yml @@ -16,7 +16,7 @@ jobs: steps: - name: Dependabot metadata id: metadata - uses: dependabot/fetch-metadata@dbb049abf0d677abbd7f7eee0375145b417fdd34 # v2.2.0 + uses: dependabot/fetch-metadata@d7267f607e9d3fb96fc2fbe83e0af444713e90b7 # v2.3.0 with: github-token: "${{ secrets.GITHUB_TOKEN }}" - name: Enable auto-merge for Dependabot PRs diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml index a84a2ffbf..27c018e02 100644 --- a/.github/workflows/codeql-analysis.yml +++ b/.github/workflows/codeql-analysis.yml @@ -50,7 +50,7 @@ jobs: # Initializes the CodeQL tools for scanning. - name: Initialize CodeQL - uses: github/codeql-action/init@48ab28a6f5dbc2a99bf1e0131198dd8f1df78169 # v3.28.0 + uses: github/codeql-action/init@dd746615b3b9d728a6a37ca2045b68ca76d4841a # v3.28.8 with: languages: ${{ matrix.language }} # If you wish to specify custom queries, you can do so here or in a config file. @@ -61,7 +61,7 @@ jobs: # Autobuild attempts to build any compiled languages (C/C++, C#, or Java). # If this step fails, then you should remove it and run the build manually (see below) - name: Autobuild - uses: github/codeql-action/autobuild@48ab28a6f5dbc2a99bf1e0131198dd8f1df78169 # v3.28.0 + uses: github/codeql-action/autobuild@dd746615b3b9d728a6a37ca2045b68ca76d4841a # v3.28.8 # ℹī¸ Command-line programs to run using the OS shell. # 📚 https://git.io/JvXDl @@ -75,4 +75,4 @@ jobs: # make release - name: Perform CodeQL Analysis - uses: github/codeql-action/analyze@48ab28a6f5dbc2a99bf1e0131198dd8f1df78169 # v3.28.0 + uses: github/codeql-action/analyze@dd746615b3b9d728a6a37ca2045b68ca76d4841a # v3.28.8 diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml index e63714bb9..b20469824 100644 --- a/.github/workflows/go.yml +++ b/.github/workflows/go.yml @@ -45,7 +45,7 @@ jobs: uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2 - name: Set up Go ${{ matrix.go_version }} - uses: actions/setup-go@v5.0.2 + uses: actions/setup-go@v5.3.0 with: go-version: ${{ matrix.go_version }} diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml index 0c00c410a..8b2e7e930 100644 --- a/.github/workflows/golangci-lint.yml +++ b/.github/workflows/golangci-lint.yml @@ -26,14 +26,14 @@ jobs: - name: Checkout repository uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2 - name: Install Go - uses: actions/setup-go@3041bf56c941b39c61721a86cd11f3bb1338122a # v5.2.0 + uses: actions/setup-go@5a083d0e9a84784eb32078397cf5459adecb4c40 # v5.2.0 with: go-version: 1.23.x - name: Install snmp_exporter/generator dependencies run: sudo apt-get update && sudo apt-get -y install libsnmp-dev if: github.repository == 'prometheus/snmp_exporter' - name: Lint - uses: golangci/golangci-lint-action@971e284b6050e8a5849b72094c50ab08da042db8 # v6.1.1 + uses: golangci/golangci-lint-action@ec5d18412c0aeab7936cb16880d708ba2a64e1ae # v6.2.0 with: args: --verbose version: v1.63.4 diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml index 2cff641b6..7d3ab8d0f 100644 --- a/.github/workflows/scorecard.yml +++ b/.github/workflows/scorecard.yml @@ -43,7 +43,7 @@ jobs: # Upload the results as artifacts (optional). Commenting out will disable uploads of run results in SARIF # format to the repository Actions tab. - name: "Upload artifact" - uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4.5.0 + uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0 with: name: SARIF file path: results.sarif @@ -51,6 +51,6 @@ jobs: # Upload the results to GitHub's code scanning dashboard. - name: "Upload to code-scanning" - uses: github/codeql-action/upload-sarif@48ab28a6f5dbc2a99bf1e0131198dd8f1df78169 # v3.28.0 + uses: github/codeql-action/upload-sarif@dd746615b3b9d728a6a37ca2045b68ca76d4841a # v3.28.8 with: sarif_file: results.sarif From bf9ab7c4378d1661fb8df4e0ae6825c5f85dd025 Mon Sep 17 00:00:00 2001 From: PrometheusBot Date: Mon, 3 Feb 2025 13:32:04 +0100 Subject: [PATCH 09/29] Update common Prometheus files (#1727) Signed-off-by: prombot --- .github/workflows/golangci-lint.yml | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml index 8b2e7e930..0c00c410a 100644 --- a/.github/workflows/golangci-lint.yml +++ b/.github/workflows/golangci-lint.yml @@ -26,14 +26,14 @@ jobs: - name: Checkout repository uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2 - name: Install Go - uses: actions/setup-go@5a083d0e9a84784eb32078397cf5459adecb4c40 # v5.2.0 + uses: actions/setup-go@3041bf56c941b39c61721a86cd11f3bb1338122a # v5.2.0 with: go-version: 1.23.x - name: Install snmp_exporter/generator dependencies run: sudo apt-get update && sudo apt-get -y install libsnmp-dev if: github.repository == 'prometheus/snmp_exporter' - name: Lint - uses: golangci/golangci-lint-action@ec5d18412c0aeab7936cb16880d708ba2a64e1ae # v6.2.0 + uses: golangci/golangci-lint-action@971e284b6050e8a5849b72094c50ab08da042db8 # v6.1.1 with: args: --verbose version: v1.63.4 From e729ba11961abb3a50910c324221d06a35bdce4f Mon Sep 17 00:00:00 2001 From: PrometheusBot Date: Mon, 10 Feb 2025 09:32:19 +0100 Subject: [PATCH 10/29] Update common Prometheus files (#1731) Signed-off-by: prombot --- .github/workflows/golangci-lint.yml | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml index 0c00c410a..def9007ac 100644 --- a/.github/workflows/golangci-lint.yml +++ b/.github/workflows/golangci-lint.yml @@ -26,14 +26,14 @@ jobs: - name: Checkout repository uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2 - name: Install Go - uses: actions/setup-go@3041bf56c941b39c61721a86cd11f3bb1338122a # v5.2.0 + uses: actions/setup-go@f111f3307d8850f501ac008e886eec1fd1932a34 # v5.3.0 with: go-version: 1.23.x - name: Install snmp_exporter/generator dependencies run: sudo apt-get update && sudo apt-get -y install libsnmp-dev if: github.repository == 'prometheus/snmp_exporter' - name: Lint - uses: golangci/golangci-lint-action@971e284b6050e8a5849b72094c50ab08da042db8 # v6.1.1 + uses: golangci/golangci-lint-action@ec5d18412c0aeab7936cb16880d708ba2a64e1ae # v6.2.0 with: args: --verbose version: v1.63.4 From c9792a551ac74c984def4d3c3e8cd6fb893d0e8e Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Mon, 17 Feb 2025 11:33:44 +0000 Subject: [PATCH 11/29] build(deps): bump golang.org/x/sys from 0.29.0 to 0.30.0 Bumps [golang.org/x/sys](https://github.com/golang/sys) from 0.29.0 to 0.30.0. - [Commits](https://github.com/golang/sys/compare/v0.29.0...v0.30.0) --- updated-dependencies: - dependency-name: golang.org/x/sys dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] --- go.mod | 2 +- go.sum | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/go.mod b/go.mod index 39fa2ce09..ad5871b5f 100644 --- a/go.mod +++ b/go.mod @@ -12,7 +12,7 @@ require ( github.com/prometheus/client_model v0.6.1 github.com/prometheus/common v0.62.0 github.com/prometheus/procfs v0.15.1 - golang.org/x/sys v0.29.0 + golang.org/x/sys v0.30.0 google.golang.org/protobuf v1.36.4 ) diff --git a/go.sum b/go.sum index 7b28f31df..795584704 100644 --- a/go.sum +++ b/go.sum @@ -50,8 +50,8 @@ golang.org/x/net v0.33.0 h1:74SYHlV8BIgHIFC/LrYkOGIwL19eTYXQ5wc6TBuO36I= golang.org/x/net v0.33.0/go.mod h1:HXLR5J+9DxmrqMwG9qjGCxZ+zKXxBru04zlTvWlWuN4= golang.org/x/oauth2 v0.24.0 h1:KTBBxWqUa0ykRPLtV69rRto9TLXcqYkeswu48x/gvNE= golang.org/x/oauth2 v0.24.0/go.mod h1:XYTD2NtWslqkgxebSiOHnXEap4TF09sJSc7H1sXbhtI= -golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU= -golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= +golang.org/x/sys v0.30.0 h1:QjkSwP/36a20jFYWkSue1YwXzLmsV5Gfq7Eiy72C1uc= +golang.org/x/sys v0.30.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo= golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ= google.golang.org/protobuf v1.36.4 h1:6A3ZDJHn/eNqc1i+IdefRzy/9PokBTPvcqMySR7NNIM= From 5996c871e1dc3e181c28a387e1aa05f3a80e6fee Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Mon, 17 Feb 2025 11:39:04 +0000 Subject: [PATCH 12/29] build(deps): bump google.golang.org/protobuf from 1.36.4 to 1.36.5 Bumps google.golang.org/protobuf from 1.36.4 to 1.36.5. --- updated-dependencies: - dependency-name: google.golang.org/protobuf dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] --- go.mod | 2 +- go.sum | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/go.mod b/go.mod index ad5871b5f..f21a698d5 100644 --- a/go.mod +++ b/go.mod @@ -13,7 +13,7 @@ require ( github.com/prometheus/common v0.62.0 github.com/prometheus/procfs v0.15.1 golang.org/x/sys v0.30.0 - google.golang.org/protobuf v1.36.4 + google.golang.org/protobuf v1.36.5 ) require ( diff --git a/go.sum b/go.sum index 795584704..39ac55cf1 100644 --- a/go.sum +++ b/go.sum @@ -54,8 +54,8 @@ golang.org/x/sys v0.30.0 h1:QjkSwP/36a20jFYWkSue1YwXzLmsV5Gfq7Eiy72C1uc= golang.org/x/sys v0.30.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo= golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ= -google.golang.org/protobuf v1.36.4 h1:6A3ZDJHn/eNqc1i+IdefRzy/9PokBTPvcqMySR7NNIM= -google.golang.org/protobuf v1.36.4/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= +google.golang.org/protobuf v1.36.5 h1:tPhr+woSbjfYvY6/GPufUoYizxw1cF/yFoxJ2fmpwlM= +google.golang.org/protobuf v1.36.5/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk= gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q= From 2de10d29dbc0dcd3dbd362a3054b51ff0e010342 Mon Sep 17 00:00:00 2001 From: Ben Kochie Date: Mon, 17 Feb 2025 14:03:16 +0100 Subject: [PATCH 13/29] Cleanup dependabot config (#1741) Remove Go modules that have been removed. Signed-off-by: SuperQ --- .github/dependabot.yml | 8 -------- 1 file changed, 8 deletions(-) diff --git a/.github/dependabot.yml b/.github/dependabot.yml index ef59576e0..36fcf5784 100644 --- a/.github/dependabot.yml +++ b/.github/dependabot.yml @@ -4,14 +4,6 @@ updates: directory: "/" schedule: interval: "monthly" - - package-ecosystem: "gomod" - directory: "/dagger" - schedule: - interval: "monthly" - - package-ecosystem: "gomod" - directory: "/examples/middleware" - schedule: - interval: "monthly" - package-ecosystem: "gomod" directory: "/tutorial/whatsup" schedule: From 2c2903fd87c26a7dad1679ba2d841b263bac8c4f Mon Sep 17 00:00:00 2001 From: dongjiang Date: Wed, 19 Feb 2025 15:48:47 +0800 Subject: [PATCH 14/29] Upgrade Golang version v1.24 (#1738) * update golang version Signed-off-by: dongjiang * fix the new tests analyzer reports common mistakes in declarations of examples name Signed-off-by: dongjiang * Update .github/workflows/golangci-lint.yml Signed-off-by: dongjiang * update golanglint list Signed-off-by: dongjiang --------- Signed-off-by: dongjiang --- .github/workflows/go.yml | 2 +- .github/workflows/golangci-lint.yml | 4 +- .golangci.yml | 11 +- go.mod | 2 +- .../collectors/go_collector_go124_test.go | 226 ++++++++++++++++++ .../collectors/go_collector_latest_test.go | 6 +- prometheus/examples_test.go | 2 +- prometheus/go_collector_metrics_go124_test.go | 111 +++++++++ prometheus/internal/difflib_test.go | 2 +- prometheus/promhttp/option_test.go | 4 +- supported_go_versions.txt | 2 +- 11 files changed, 356 insertions(+), 16 deletions(-) create mode 100644 prometheus/collectors/go_collector_go124_test.go create mode 100644 prometheus/go_collector_metrics_go124_test.go diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml index b20469824..b79d1fa09 100644 --- a/.github/workflows/go.yml +++ b/.github/workflows/go.yml @@ -62,5 +62,5 @@ jobs: CI: true - name: Run style and unused - if: ${{ matrix.go_version == '1.21' }} + if: ${{ matrix.go_version == '1.22' }} run: make style unused diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml index def9007ac..fa939d926 100644 --- a/.github/workflows/golangci-lint.yml +++ b/.github/workflows/golangci-lint.yml @@ -28,7 +28,7 @@ jobs: - name: Install Go uses: actions/setup-go@f111f3307d8850f501ac008e886eec1fd1932a34 # v5.3.0 with: - go-version: 1.23.x + go-version: 1.24.x - name: Install snmp_exporter/generator dependencies run: sudo apt-get update && sudo apt-get -y install libsnmp-dev if: github.repository == 'prometheus/snmp_exporter' @@ -36,4 +36,4 @@ jobs: uses: golangci/golangci-lint-action@ec5d18412c0aeab7936cb16880d708ba2a64e1ae # v6.2.0 with: args: --verbose - version: v1.63.4 + version: v1.64.5 diff --git a/.golangci.yml b/.golangci.yml index d65572ecc..06c70b972 100644 --- a/.golangci.yml +++ b/.golangci.yml @@ -1,19 +1,18 @@ --- run: timeout: 5m - skip-files: - # Skip autogenerated files. - - ^.*\.(pb|y)\.go$ output: sort-results: true linters: enable: + - copyloopvar - depguard - durationcheck - errorlint - - exportloopref + # The linter 'exportloopref' is deprecated (since v1.60.2) due to: Since Go1.22 (loopvar) this linter is no longer relevant. Replaced by copyloopvar. + # - exportloopref - gofmt - gofumpt - goimports @@ -38,6 +37,10 @@ issues: - errcheck - govet - structcheck + # The configuration option `run.skip-files` is deprecated, please use `issues.exclude-files`. + exclude-files: + # Skip autogenerated files. + - ^.*\.(pb|y)\.go$ linters-settings: depguard: diff --git a/go.mod b/go.mod index f21a698d5..cbb9ebcef 100644 --- a/go.mod +++ b/go.mod @@ -1,6 +1,6 @@ module github.com/prometheus/client_golang -go 1.21 +go 1.22 require ( github.com/beorn7/perks v1.0.1 diff --git a/prometheus/collectors/go_collector_go124_test.go b/prometheus/collectors/go_collector_go124_test.go new file mode 100644 index 000000000..02b6b2f6c --- /dev/null +++ b/prometheus/collectors/go_collector_go124_test.go @@ -0,0 +1,226 @@ +// Copyright 2022 The Prometheus Authors +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +//go:build go1.24 && !go1.25 +// +build go1.24,!go1.25 + +package collectors + +func withAllMetrics() []string { + return withBaseMetrics([]string{ + "go_cgo_go_to_c_calls_calls_total", + "go_cpu_classes_gc_mark_assist_cpu_seconds_total", + "go_cpu_classes_gc_mark_dedicated_cpu_seconds_total", + "go_cpu_classes_gc_mark_idle_cpu_seconds_total", + "go_cpu_classes_gc_pause_cpu_seconds_total", + "go_cpu_classes_gc_total_cpu_seconds_total", + "go_cpu_classes_idle_cpu_seconds_total", + "go_cpu_classes_scavenge_assist_cpu_seconds_total", + "go_cpu_classes_scavenge_background_cpu_seconds_total", + "go_cpu_classes_scavenge_total_cpu_seconds_total", + "go_cpu_classes_total_cpu_seconds_total", + "go_cpu_classes_user_cpu_seconds_total", + "go_gc_cycles_automatic_gc_cycles_total", + "go_gc_cycles_forced_gc_cycles_total", + "go_gc_cycles_total_gc_cycles_total", + "go_gc_gogc_percent", + "go_gc_gomemlimit_bytes", + "go_gc_heap_allocs_by_size_bytes", + "go_gc_heap_allocs_bytes_total", + "go_gc_heap_allocs_objects_total", + "go_gc_heap_frees_by_size_bytes", + "go_gc_heap_frees_bytes_total", + "go_gc_heap_frees_objects_total", + "go_gc_heap_goal_bytes", + "go_gc_heap_live_bytes", + "go_gc_heap_objects_objects", + "go_gc_heap_tiny_allocs_objects_total", + "go_gc_limiter_last_enabled_gc_cycle", + "go_gc_pauses_seconds", + "go_gc_scan_globals_bytes", + "go_gc_scan_heap_bytes", + "go_gc_scan_stack_bytes", + "go_gc_scan_total_bytes", + "go_gc_stack_starting_size_bytes", + "go_godebug_non_default_behavior_asynctimerchan_events_total", + "go_godebug_non_default_behavior_execerrdot_events_total", + "go_godebug_non_default_behavior_gocachehash_events_total", + "go_godebug_non_default_behavior_gocachetest_events_total", + "go_godebug_non_default_behavior_gocacheverify_events_total", + "go_godebug_non_default_behavior_gotestjsonbuildtext_events_total", + "go_godebug_non_default_behavior_gotypesalias_events_total", + "go_godebug_non_default_behavior_http2client_events_total", + "go_godebug_non_default_behavior_http2server_events_total", + "go_godebug_non_default_behavior_httplaxcontentlength_events_total", + "go_godebug_non_default_behavior_httpmuxgo121_events_total", + "go_godebug_non_default_behavior_httpservecontentkeepheaders_events_total", + "go_godebug_non_default_behavior_installgoroot_events_total", + "go_godebug_non_default_behavior_multipartmaxheaders_events_total", + "go_godebug_non_default_behavior_multipartmaxparts_events_total", + "go_godebug_non_default_behavior_multipathtcp_events_total", + "go_godebug_non_default_behavior_netedns0_events_total", + "go_godebug_non_default_behavior_panicnil_events_total", + "go_godebug_non_default_behavior_randautoseed_events_total", + "go_godebug_non_default_behavior_randseednop_events_total", + "go_godebug_non_default_behavior_rsa1024min_events_total", + "go_godebug_non_default_behavior_tarinsecurepath_events_total", + "go_godebug_non_default_behavior_tls10server_events_total", + "go_godebug_non_default_behavior_tls3des_events_total", + "go_godebug_non_default_behavior_tlsmaxrsasize_events_total", + "go_godebug_non_default_behavior_tlsrsakex_events_total", + "go_godebug_non_default_behavior_tlsunsafeekm_events_total", + "go_godebug_non_default_behavior_winreadlinkvolume_events_total", + "go_godebug_non_default_behavior_winsymlink_events_total", + "go_godebug_non_default_behavior_x509keypairleaf_events_total", + "go_godebug_non_default_behavior_x509negativeserial_events_total", + "go_godebug_non_default_behavior_x509rsacrt_events_total", + "go_godebug_non_default_behavior_x509usefallbackroots_events_total", + "go_godebug_non_default_behavior_x509usepolicies_events_total", + "go_godebug_non_default_behavior_zipinsecurepath_events_total", + "go_memory_classes_heap_free_bytes", + "go_memory_classes_heap_objects_bytes", + "go_memory_classes_heap_released_bytes", + "go_memory_classes_heap_stacks_bytes", + "go_memory_classes_heap_unused_bytes", + "go_memory_classes_metadata_mcache_free_bytes", + "go_memory_classes_metadata_mcache_inuse_bytes", + "go_memory_classes_metadata_mspan_free_bytes", + "go_memory_classes_metadata_mspan_inuse_bytes", + "go_memory_classes_metadata_other_bytes", + "go_memory_classes_os_stacks_bytes", + "go_memory_classes_other_bytes", + "go_memory_classes_profiling_buckets_bytes", + "go_memory_classes_total_bytes", + "go_sched_gomaxprocs_threads", + "go_sched_goroutines_goroutines", + "go_sched_latencies_seconds", + "go_sched_pauses_stopping_gc_seconds", + "go_sched_pauses_stopping_other_seconds", + "go_sched_pauses_total_gc_seconds", + "go_sched_pauses_total_other_seconds", + "go_sync_mutex_wait_total_seconds_total", + }) +} + +func withGCMetrics() []string { + return withBaseMetrics([]string{ + "go_gc_cycles_automatic_gc_cycles_total", + "go_gc_cycles_forced_gc_cycles_total", + "go_gc_cycles_total_gc_cycles_total", + "go_gc_gogc_percent", + "go_gc_gomemlimit_bytes", + "go_gc_heap_allocs_by_size_bytes", + "go_gc_heap_allocs_bytes_total", + "go_gc_heap_allocs_objects_total", + "go_gc_heap_frees_by_size_bytes", + "go_gc_heap_frees_bytes_total", + "go_gc_heap_frees_objects_total", + "go_gc_heap_goal_bytes", + "go_gc_heap_live_bytes", + "go_gc_heap_objects_objects", + "go_gc_heap_tiny_allocs_objects_total", + "go_gc_limiter_last_enabled_gc_cycle", + "go_gc_pauses_seconds", + "go_gc_scan_globals_bytes", + "go_gc_scan_heap_bytes", + "go_gc_scan_stack_bytes", + "go_gc_scan_total_bytes", + "go_gc_stack_starting_size_bytes", + }) +} + +func withMemoryMetrics() []string { + return withBaseMetrics([]string{ + "go_memory_classes_heap_free_bytes", + "go_memory_classes_heap_objects_bytes", + "go_memory_classes_heap_released_bytes", + "go_memory_classes_heap_stacks_bytes", + "go_memory_classes_heap_unused_bytes", + "go_memory_classes_metadata_mcache_free_bytes", + "go_memory_classes_metadata_mcache_inuse_bytes", + "go_memory_classes_metadata_mspan_free_bytes", + "go_memory_classes_metadata_mspan_inuse_bytes", + "go_memory_classes_metadata_other_bytes", + "go_memory_classes_os_stacks_bytes", + "go_memory_classes_other_bytes", + "go_memory_classes_profiling_buckets_bytes", + "go_memory_classes_total_bytes", + }) +} + +func withSchedulerMetrics() []string { + return withBaseMetrics([]string{ + "go_sched_gomaxprocs_threads", + "go_sched_goroutines_goroutines", + "go_sched_latencies_seconds", + "go_sched_pauses_stopping_gc_seconds", + "go_sched_pauses_stopping_other_seconds", + "go_sched_pauses_total_gc_seconds", + "go_sched_pauses_total_other_seconds", + }) +} + +func withDebugMetrics() []string { + return withBaseMetrics([]string{ + "go_godebug_non_default_behavior_asynctimerchan_events_total", + "go_godebug_non_default_behavior_execerrdot_events_total", + "go_godebug_non_default_behavior_gocachehash_events_total", + "go_godebug_non_default_behavior_gocachetest_events_total", + "go_godebug_non_default_behavior_gocacheverify_events_total", + "go_godebug_non_default_behavior_gotestjsonbuildtext_events_total", + "go_godebug_non_default_behavior_gotypesalias_events_total", + "go_godebug_non_default_behavior_http2client_events_total", + "go_godebug_non_default_behavior_http2server_events_total", + "go_godebug_non_default_behavior_httplaxcontentlength_events_total", + "go_godebug_non_default_behavior_httpmuxgo121_events_total", + "go_godebug_non_default_behavior_httpservecontentkeepheaders_events_total", + "go_godebug_non_default_behavior_installgoroot_events_total", + "go_godebug_non_default_behavior_multipartmaxheaders_events_total", + "go_godebug_non_default_behavior_multipartmaxparts_events_total", + "go_godebug_non_default_behavior_multipathtcp_events_total", + "go_godebug_non_default_behavior_netedns0_events_total", + "go_godebug_non_default_behavior_panicnil_events_total", + "go_godebug_non_default_behavior_randautoseed_events_total", + "go_godebug_non_default_behavior_randseednop_events_total", + "go_godebug_non_default_behavior_rsa1024min_events_total", + "go_godebug_non_default_behavior_tarinsecurepath_events_total", + "go_godebug_non_default_behavior_tls10server_events_total", + "go_godebug_non_default_behavior_tls3des_events_total", + "go_godebug_non_default_behavior_tlsmaxrsasize_events_total", + "go_godebug_non_default_behavior_tlsrsakex_events_total", + "go_godebug_non_default_behavior_tlsunsafeekm_events_total", + "go_godebug_non_default_behavior_winreadlinkvolume_events_total", + "go_godebug_non_default_behavior_winsymlink_events_total", + "go_godebug_non_default_behavior_x509keypairleaf_events_total", + "go_godebug_non_default_behavior_x509negativeserial_events_total", + "go_godebug_non_default_behavior_x509rsacrt_events_total", + "go_godebug_non_default_behavior_x509usefallbackroots_events_total", + "go_godebug_non_default_behavior_x509usepolicies_events_total", + "go_godebug_non_default_behavior_zipinsecurepath_events_total", + }) +} + +var ( + defaultRuntimeMetrics = []string{ + "go_gc_gogc_percent", + "go_gc_gomemlimit_bytes", + "go_sched_gomaxprocs_threads", + } + onlyGCDefRuntimeMetrics = []string{ + "go_gc_gogc_percent", + "go_gc_gomemlimit_bytes", + } + onlySchedDefRuntimeMetrics = []string{ + "go_sched_gomaxprocs_threads", + } +) diff --git a/prometheus/collectors/go_collector_latest_test.go b/prometheus/collectors/go_collector_latest_test.go index 974db6c13..4d8f87a0a 100644 --- a/prometheus/collectors/go_collector_latest_test.go +++ b/prometheus/collectors/go_collector_latest_test.go @@ -258,7 +258,7 @@ func TestGoCollectorDenyList(t *testing.T) { } } -func ExampleGoCollector() { +func ExampleNewGoCollector() { reg := prometheus.NewPedanticRegistry() // Register the GoCollector with the default options. Only the base metrics, default runtime metrics and memstats are enabled. @@ -268,7 +268,7 @@ func ExampleGoCollector() { log.Fatal(http.ListenAndServe(":8080", nil)) } -func ExampleGoCollector_WithAdvancedGoMetrics() { +func ExampleNewGoCollector_withAdvancedGoMetrics() { reg := prometheus.NewPedanticRegistry() // Enable Go metrics with pre-defined rules. Or your custom rules. @@ -289,7 +289,7 @@ func ExampleGoCollector_WithAdvancedGoMetrics() { log.Fatal(http.ListenAndServe(":8080", nil)) } -func ExampleGoCollector_DefaultRegister() { +func ExampleNewGoCollector_defaultRegister() { // Unregister the default GoCollector. prometheus.Unregister(NewGoCollector()) diff --git a/prometheus/examples_test.go b/prometheus/examples_test.go index 039931530..d4f43f8d2 100644 --- a/prometheus/examples_test.go +++ b/prometheus/examples_test.go @@ -513,7 +513,7 @@ func ExampleNewConstHistogramWithCreatedTimestamp() { // {"label":[{"name":"code","value":"200"},{"name":"method","value":"get"},{"name":"owner","value":"example"}],"histogram":{"sampleCount":"4711","sampleSum":403.34,"bucket":[{"cumulativeCount":"121","upperBound":25},{"cumulativeCount":"2403","upperBound":50},{"cumulativeCount":"3221","upperBound":100},{"cumulativeCount":"4233","upperBound":200}],"createdTimestamp":"2024-06-29T14:19:24.000000123Z"}} } -func ExampleNewConstHistogram_WithExemplar() { +func ExampleNewConstHistogram_withExemplar() { desc := prometheus.NewDesc( "http_request_duration_seconds", "A histogram of the HTTP request durations.", diff --git a/prometheus/go_collector_metrics_go124_test.go b/prometheus/go_collector_metrics_go124_test.go new file mode 100644 index 000000000..578505011 --- /dev/null +++ b/prometheus/go_collector_metrics_go124_test.go @@ -0,0 +1,111 @@ +// Code generated by gen_go_collector_metrics_set.go; DO NOT EDIT. +//go:generate go run gen_go_collector_metrics_set.go go1.24 + +//go:build go1.24 && !go1.25 +// +build go1.24,!go1.25 + +package prometheus + +var ( + expectedRuntimeMetrics = map[string]string{ + "/cgo/go-to-c-calls:calls": "go_cgo_go_to_c_calls_calls_total", + "/cpu/classes/gc/mark/assist:cpu-seconds": "go_cpu_classes_gc_mark_assist_cpu_seconds_total", + "/cpu/classes/gc/mark/dedicated:cpu-seconds": "go_cpu_classes_gc_mark_dedicated_cpu_seconds_total", + "/cpu/classes/gc/mark/idle:cpu-seconds": "go_cpu_classes_gc_mark_idle_cpu_seconds_total", + "/cpu/classes/gc/pause:cpu-seconds": "go_cpu_classes_gc_pause_cpu_seconds_total", + "/cpu/classes/gc/total:cpu-seconds": "go_cpu_classes_gc_total_cpu_seconds_total", + "/cpu/classes/idle:cpu-seconds": "go_cpu_classes_idle_cpu_seconds_total", + "/cpu/classes/scavenge/assist:cpu-seconds": "go_cpu_classes_scavenge_assist_cpu_seconds_total", + "/cpu/classes/scavenge/background:cpu-seconds": "go_cpu_classes_scavenge_background_cpu_seconds_total", + "/cpu/classes/scavenge/total:cpu-seconds": "go_cpu_classes_scavenge_total_cpu_seconds_total", + "/cpu/classes/total:cpu-seconds": "go_cpu_classes_total_cpu_seconds_total", + "/cpu/classes/user:cpu-seconds": "go_cpu_classes_user_cpu_seconds_total", + "/gc/cycles/automatic:gc-cycles": "go_gc_cycles_automatic_gc_cycles_total", + "/gc/cycles/forced:gc-cycles": "go_gc_cycles_forced_gc_cycles_total", + "/gc/cycles/total:gc-cycles": "go_gc_cycles_total_gc_cycles_total", + "/gc/gogc:percent": "go_gc_gogc_percent", + "/gc/gomemlimit:bytes": "go_gc_gomemlimit_bytes", + "/gc/heap/allocs-by-size:bytes": "go_gc_heap_allocs_by_size_bytes", + "/gc/heap/allocs:bytes": "go_gc_heap_allocs_bytes_total", + "/gc/heap/allocs:objects": "go_gc_heap_allocs_objects_total", + "/gc/heap/frees-by-size:bytes": "go_gc_heap_frees_by_size_bytes", + "/gc/heap/frees:bytes": "go_gc_heap_frees_bytes_total", + "/gc/heap/frees:objects": "go_gc_heap_frees_objects_total", + "/gc/heap/goal:bytes": "go_gc_heap_goal_bytes", + "/gc/heap/live:bytes": "go_gc_heap_live_bytes", + "/gc/heap/objects:objects": "go_gc_heap_objects_objects", + "/gc/heap/tiny/allocs:objects": "go_gc_heap_tiny_allocs_objects_total", + "/gc/limiter/last-enabled:gc-cycle": "go_gc_limiter_last_enabled_gc_cycle", + "/gc/pauses:seconds": "go_gc_pauses_seconds", + "/gc/scan/globals:bytes": "go_gc_scan_globals_bytes", + "/gc/scan/heap:bytes": "go_gc_scan_heap_bytes", + "/gc/scan/stack:bytes": "go_gc_scan_stack_bytes", + "/gc/scan/total:bytes": "go_gc_scan_total_bytes", + "/gc/stack/starting-size:bytes": "go_gc_stack_starting_size_bytes", + "/godebug/non-default-behavior/asynctimerchan:events": "go_godebug_non_default_behavior_asynctimerchan_events_total", + "/godebug/non-default-behavior/execerrdot:events": "go_godebug_non_default_behavior_execerrdot_events_total", + "/godebug/non-default-behavior/gocachehash:events": "go_godebug_non_default_behavior_gocachehash_events_total", + "/godebug/non-default-behavior/gocachetest:events": "go_godebug_non_default_behavior_gocachetest_events_total", + "/godebug/non-default-behavior/gocacheverify:events": "go_godebug_non_default_behavior_gocacheverify_events_total", + "/godebug/non-default-behavior/gotestjsonbuildtext:events": "go_godebug_non_default_behavior_gotestjsonbuildtext_events_total", + "/godebug/non-default-behavior/gotypesalias:events": "go_godebug_non_default_behavior_gotypesalias_events_total", + "/godebug/non-default-behavior/http2client:events": "go_godebug_non_default_behavior_http2client_events_total", + "/godebug/non-default-behavior/http2server:events": "go_godebug_non_default_behavior_http2server_events_total", + "/godebug/non-default-behavior/httplaxcontentlength:events": "go_godebug_non_default_behavior_httplaxcontentlength_events_total", + "/godebug/non-default-behavior/httpmuxgo121:events": "go_godebug_non_default_behavior_httpmuxgo121_events_total", + "/godebug/non-default-behavior/httpservecontentkeepheaders:events": "go_godebug_non_default_behavior_httpservecontentkeepheaders_events_total", + "/godebug/non-default-behavior/installgoroot:events": "go_godebug_non_default_behavior_installgoroot_events_total", + "/godebug/non-default-behavior/multipartmaxheaders:events": "go_godebug_non_default_behavior_multipartmaxheaders_events_total", + "/godebug/non-default-behavior/multipartmaxparts:events": "go_godebug_non_default_behavior_multipartmaxparts_events_total", + "/godebug/non-default-behavior/multipathtcp:events": "go_godebug_non_default_behavior_multipathtcp_events_total", + "/godebug/non-default-behavior/netedns0:events": "go_godebug_non_default_behavior_netedns0_events_total", + "/godebug/non-default-behavior/panicnil:events": "go_godebug_non_default_behavior_panicnil_events_total", + "/godebug/non-default-behavior/randautoseed:events": "go_godebug_non_default_behavior_randautoseed_events_total", + "/godebug/non-default-behavior/randseednop:events": "go_godebug_non_default_behavior_randseednop_events_total", + "/godebug/non-default-behavior/rsa1024min:events": "go_godebug_non_default_behavior_rsa1024min_events_total", + "/godebug/non-default-behavior/tarinsecurepath:events": "go_godebug_non_default_behavior_tarinsecurepath_events_total", + "/godebug/non-default-behavior/tls10server:events": "go_godebug_non_default_behavior_tls10server_events_total", + "/godebug/non-default-behavior/tls3des:events": "go_godebug_non_default_behavior_tls3des_events_total", + "/godebug/non-default-behavior/tlsmaxrsasize:events": "go_godebug_non_default_behavior_tlsmaxrsasize_events_total", + "/godebug/non-default-behavior/tlsrsakex:events": "go_godebug_non_default_behavior_tlsrsakex_events_total", + "/godebug/non-default-behavior/tlsunsafeekm:events": "go_godebug_non_default_behavior_tlsunsafeekm_events_total", + "/godebug/non-default-behavior/winreadlinkvolume:events": "go_godebug_non_default_behavior_winreadlinkvolume_events_total", + "/godebug/non-default-behavior/winsymlink:events": "go_godebug_non_default_behavior_winsymlink_events_total", + "/godebug/non-default-behavior/x509keypairleaf:events": "go_godebug_non_default_behavior_x509keypairleaf_events_total", + "/godebug/non-default-behavior/x509negativeserial:events": "go_godebug_non_default_behavior_x509negativeserial_events_total", + "/godebug/non-default-behavior/x509rsacrt:events": "go_godebug_non_default_behavior_x509rsacrt_events_total", + "/godebug/non-default-behavior/x509usefallbackroots:events": "go_godebug_non_default_behavior_x509usefallbackroots_events_total", + "/godebug/non-default-behavior/x509usepolicies:events": "go_godebug_non_default_behavior_x509usepolicies_events_total", + "/godebug/non-default-behavior/zipinsecurepath:events": "go_godebug_non_default_behavior_zipinsecurepath_events_total", + "/memory/classes/heap/free:bytes": "go_memory_classes_heap_free_bytes", + "/memory/classes/heap/objects:bytes": "go_memory_classes_heap_objects_bytes", + "/memory/classes/heap/released:bytes": "go_memory_classes_heap_released_bytes", + "/memory/classes/heap/stacks:bytes": "go_memory_classes_heap_stacks_bytes", + "/memory/classes/heap/unused:bytes": "go_memory_classes_heap_unused_bytes", + "/memory/classes/metadata/mcache/free:bytes": "go_memory_classes_metadata_mcache_free_bytes", + "/memory/classes/metadata/mcache/inuse:bytes": "go_memory_classes_metadata_mcache_inuse_bytes", + "/memory/classes/metadata/mspan/free:bytes": "go_memory_classes_metadata_mspan_free_bytes", + "/memory/classes/metadata/mspan/inuse:bytes": "go_memory_classes_metadata_mspan_inuse_bytes", + "/memory/classes/metadata/other:bytes": "go_memory_classes_metadata_other_bytes", + "/memory/classes/os-stacks:bytes": "go_memory_classes_os_stacks_bytes", + "/memory/classes/other:bytes": "go_memory_classes_other_bytes", + "/memory/classes/profiling/buckets:bytes": "go_memory_classes_profiling_buckets_bytes", + "/memory/classes/total:bytes": "go_memory_classes_total_bytes", + "/sched/gomaxprocs:threads": "go_sched_gomaxprocs_threads", + "/sched/goroutines:goroutines": "go_sched_goroutines_goroutines", + "/sched/latencies:seconds": "go_sched_latencies_seconds", + "/sched/pauses/stopping/gc:seconds": "go_sched_pauses_stopping_gc_seconds", + "/sched/pauses/stopping/other:seconds": "go_sched_pauses_stopping_other_seconds", + "/sched/pauses/total/gc:seconds": "go_sched_pauses_total_gc_seconds", + "/sched/pauses/total/other:seconds": "go_sched_pauses_total_other_seconds", + "/sync/mutex/wait/total:seconds": "go_sync_mutex_wait_total_seconds_total", + } + + expMetrics = map[string]string{ + "/gc/gogc:percent": "go_gc_gogc_percent", + "/gc/gomemlimit:bytes": "go_gc_gomemlimit_bytes", + "/sched/gomaxprocs:threads": "go_sched_gomaxprocs_threads", + } +) + +const expectedRuntimeMetricsCardinality = 171 diff --git a/prometheus/internal/difflib_test.go b/prometheus/internal/difflib_test.go index e99c7cbfc..2279f4d8f 100644 --- a/prometheus/internal/difflib_test.go +++ b/prometheus/internal/difflib_test.go @@ -114,7 +114,7 @@ group } } -func ExampleGetUnifiedDiffCode() { +func ExampleGetUnifiedDiffString() { a := `one two three diff --git a/prometheus/promhttp/option_test.go b/prometheus/promhttp/option_test.go index 158271857..1e0c47509 100644 --- a/prometheus/promhttp/option_test.go +++ b/prometheus/promhttp/option_test.go @@ -27,7 +27,7 @@ const ( CtxResolverKey key = iota ) -func ExampleInstrumentHandlerWithExtraMethods() { +func ExampleWithExtraMethods() { counter := prometheus.NewCounterVec( prometheus.CounterOpts{ Name: "api_requests_total", @@ -70,7 +70,7 @@ func ExampleInstrumentHandlerWithExtraMethods() { } } -func ExampleInstrumentHandlerWithLabelResolver() { +func ExampleWithLabelFromCtx() { counter := prometheus.NewCounterVec( prometheus.CounterOpts{ Name: "api_requests_total", diff --git a/supported_go_versions.txt b/supported_go_versions.txt index fc1f801ec..3173834ec 100644 --- a/supported_go_versions.txt +++ b/supported_go_versions.txt @@ -1,3 +1,3 @@ +1.24 1.23 1.22 -1.21 From d8aff6f64f6b80a8586a8bb39570c97efa625e9d Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Wed, 19 Feb 2025 11:35:56 +0000 Subject: [PATCH 15/29] build(deps): bump the github-actions group with 2 updates Bumps the github-actions group with 2 updates: [github/codeql-action](https://github.com/github/codeql-action) and [golangci/golangci-lint-action](https://github.com/golangci/golangci-lint-action). Updates `github/codeql-action` from 3.28.8 to 3.28.9 - [Release notes](https://github.com/github/codeql-action/releases) - [Changelog](https://github.com/github/codeql-action/blob/main/CHANGELOG.md) - [Commits](https://github.com/github/codeql-action/compare/dd746615b3b9d728a6a37ca2045b68ca76d4841a...9e8d0789d4a0fa9ceb6b1738f7e269594bdd67f0) Updates `golangci/golangci-lint-action` from 6.2.0 to 6.5.0 - [Release notes](https://github.com/golangci/golangci-lint-action/releases) - [Commits](https://github.com/golangci/golangci-lint-action/compare/ec5d18412c0aeab7936cb16880d708ba2a64e1ae...2226d7cb06a077cd73e56eedd38eecad18e5d837) --- updated-dependencies: - dependency-name: github/codeql-action dependency-type: direct:production update-type: version-update:semver-patch dependency-group: github-actions - dependency-name: golangci/golangci-lint-action dependency-type: direct:production update-type: version-update:semver-minor dependency-group: github-actions ... Signed-off-by: dependabot[bot] --- .github/workflows/codeql-analysis.yml | 6 +++--- .github/workflows/golangci-lint.yml | 2 +- .github/workflows/scorecard.yml | 2 +- 3 files changed, 5 insertions(+), 5 deletions(-) diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml index 27c018e02..a0482fef9 100644 --- a/.github/workflows/codeql-analysis.yml +++ b/.github/workflows/codeql-analysis.yml @@ -50,7 +50,7 @@ jobs: # Initializes the CodeQL tools for scanning. - name: Initialize CodeQL - uses: github/codeql-action/init@dd746615b3b9d728a6a37ca2045b68ca76d4841a # v3.28.8 + uses: github/codeql-action/init@9e8d0789d4a0fa9ceb6b1738f7e269594bdd67f0 # v3.28.9 with: languages: ${{ matrix.language }} # If you wish to specify custom queries, you can do so here or in a config file. @@ -61,7 +61,7 @@ jobs: # Autobuild attempts to build any compiled languages (C/C++, C#, or Java). # If this step fails, then you should remove it and run the build manually (see below) - name: Autobuild - uses: github/codeql-action/autobuild@dd746615b3b9d728a6a37ca2045b68ca76d4841a # v3.28.8 + uses: github/codeql-action/autobuild@9e8d0789d4a0fa9ceb6b1738f7e269594bdd67f0 # v3.28.9 # ℹī¸ Command-line programs to run using the OS shell. # 📚 https://git.io/JvXDl @@ -75,4 +75,4 @@ jobs: # make release - name: Perform CodeQL Analysis - uses: github/codeql-action/analyze@dd746615b3b9d728a6a37ca2045b68ca76d4841a # v3.28.8 + uses: github/codeql-action/analyze@9e8d0789d4a0fa9ceb6b1738f7e269594bdd67f0 # v3.28.9 diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml index fa939d926..889d58b6d 100644 --- a/.github/workflows/golangci-lint.yml +++ b/.github/workflows/golangci-lint.yml @@ -33,7 +33,7 @@ jobs: run: sudo apt-get update && sudo apt-get -y install libsnmp-dev if: github.repository == 'prometheus/snmp_exporter' - name: Lint - uses: golangci/golangci-lint-action@ec5d18412c0aeab7936cb16880d708ba2a64e1ae # v6.2.0 + uses: golangci/golangci-lint-action@2226d7cb06a077cd73e56eedd38eecad18e5d837 # v6.5.0 with: args: --verbose version: v1.64.5 diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml index 7d3ab8d0f..aaf9cc45b 100644 --- a/.github/workflows/scorecard.yml +++ b/.github/workflows/scorecard.yml @@ -51,6 +51,6 @@ jobs: # Upload the results to GitHub's code scanning dashboard. - name: "Upload to code-scanning" - uses: github/codeql-action/upload-sarif@dd746615b3b9d728a6a37ca2045b68ca76d4841a # v3.28.8 + uses: github/codeql-action/upload-sarif@9e8d0789d4a0fa9ceb6b1738f7e269594bdd67f0 # v3.28.9 with: sarif_file: results.sarif From 97546ff636ef3b86a57f8f396c947d5733c13a7c Mon Sep 17 00:00:00 2001 From: PrometheusBot Date: Thu, 20 Feb 2025 10:17:48 +0100 Subject: [PATCH 16/29] Update common Prometheus files (#1745) Signed-off-by: prombot --- .github/workflows/golangci-lint.yml | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml index 889d58b6d..def9007ac 100644 --- a/.github/workflows/golangci-lint.yml +++ b/.github/workflows/golangci-lint.yml @@ -28,12 +28,12 @@ jobs: - name: Install Go uses: actions/setup-go@f111f3307d8850f501ac008e886eec1fd1932a34 # v5.3.0 with: - go-version: 1.24.x + go-version: 1.23.x - name: Install snmp_exporter/generator dependencies run: sudo apt-get update && sudo apt-get -y install libsnmp-dev if: github.repository == 'prometheus/snmp_exporter' - name: Lint - uses: golangci/golangci-lint-action@2226d7cb06a077cd73e56eedd38eecad18e5d837 # v6.5.0 + uses: golangci/golangci-lint-action@ec5d18412c0aeab7936cb16880d708ba2a64e1ae # v6.2.0 with: args: --verbose - version: v1.64.5 + version: v1.63.4 From 6b820eb1ff36fce738492d14dfd9225442e70c5d Mon Sep 17 00:00:00 2001 From: Mahendra Paipuri <44365948+mahendrapaipuri@users.noreply.github.com> Date: Fri, 21 Feb 2025 12:15:57 +0100 Subject: [PATCH 17/29] Add support for undocumented query options for API (#1743) * refactor: Add support for undocumented query options for API * `WithLookbackDelta` and `WithPerStepStats` options have been added to API client. Signed-off-by: Mahendra Paipuri * Update api/prometheus/v1/api.go Co-authored-by: Bartlomiej Plotka Signed-off-by: Mahendra Paipuri <44365948+mahendrapaipuri@users.noreply.github.com> * refactor: Address PR comments and feedback * Use a custom `StatsValue` type to provide as query parameter for `stats` option. Signed-off-by: Mahendra Paipuri --------- Signed-off-by: Mahendra Paipuri Signed-off-by: Mahendra Paipuri <44365948+mahendrapaipuri@users.noreply.github.com> Co-authored-by: Bartlomiej Plotka --- api/prometheus/v1/api.go | 40 ++++++++++++++++++++++++++++++++++++++-- 1 file changed, 38 insertions(+), 2 deletions(-) diff --git a/api/prometheus/v1/api.go b/api/prometheus/v1/api.go index cddf027fd..8a72f9bfc 100644 --- a/api/prometheus/v1/api.go +++ b/api/prometheus/v1/api.go @@ -1076,9 +1076,19 @@ func (h *httpAPI) LabelValues(ctx context.Context, label string, matches []strin return labelValues, w, err } +// StatsValue is a type for `stats` query parameter. +type StatsValue string + +// AllStatsValue is the query parameter value to return all the query statistics. +const ( + AllStatsValue StatsValue = "all" +) + type apiOptions struct { - timeout time.Duration - limit uint64 + timeout time.Duration + lookbackDelta time.Duration + stats StatsValue + limit uint64 } type Option func(c *apiOptions) @@ -1091,6 +1101,24 @@ func WithTimeout(timeout time.Duration) Option { } } +// WithLookbackDelta can be used to provide an optional query lookback delta for Query and QueryRange. +// This URL variable is not documented on Prometheus HTTP API. +// https://github.com/prometheus/prometheus/blob/e04913aea2792a5c8bc7b3130c389ca1b027dd9b/promql/engine.go#L162-L167 +func WithLookbackDelta(lookbackDelta time.Duration) Option { + return func(o *apiOptions) { + o.lookbackDelta = lookbackDelta + } +} + +// WithStats can be used to provide an optional per step stats for Query and QueryRange. +// This URL variable is not documented on Prometheus HTTP API. +// https://github.com/prometheus/prometheus/blob/e04913aea2792a5c8bc7b3130c389ca1b027dd9b/promql/engine.go#L162-L167 +func WithStats(stats StatsValue) Option { + return func(o *apiOptions) { + o.stats = stats + } +} + // WithLimit provides an optional maximum number of returned entries for APIs that support limit parameter // e.g. https://prometheus.io/docs/prometheus/latest/querying/api/#instant-querie:~:text=%3A%20End%20timestamp.-,limit%3D%3Cnumber%3E,-%3A%20Maximum%20number%20of func WithLimit(limit uint64) Option { @@ -1109,6 +1137,14 @@ func addOptionalURLParams(q url.Values, opts []Option) url.Values { q.Set("timeout", opt.timeout.String()) } + if opt.lookbackDelta > 0 { + q.Set("lookback_delta", opt.lookbackDelta.String()) + } + + if opt.stats != "" { + q.Set("stats", string(opt.stats)) + } + if opt.limit > 0 { q.Set("limit", strconv.FormatUint(opt.limit, 10)) } From 248c3f7f612b9ac2565df4d54152782dd57ade60 Mon Sep 17 00:00:00 2001 From: Bartlomiej Plotka Date: Tue, 25 Feb 2025 17:33:54 +0100 Subject: [PATCH 18/29] exp/api: Add experimental exp module; Add remote API with write client and handler. (#1658) * api: Add remote API with write client; add remote handler. Signed-off-by: bwplotka * Make Write message type more flexble, address some feedback (#1710) * Address remaining feedback Signed-off-by: Saswata Mukherjee * Make Write message type more flexible Signed-off-by: Saswata Mukherjee --------- Signed-off-by: Saswata Mukherjee * Move remote write API to client_golang/exp (#1711) * Move remote write API to client_golang/exp Signed-off-by: Saswata Mukherjee * Don't use api.Client structs, add options for middleware Signed-off-by: Saswata Mukherjee * Fix reqBuf usage Signed-off-by: Saswata Mukherjee * Fix url path Signed-off-by: Saswata Mukherjee * Add separate mod file (and workspace file) Signed-off-by: Saswata Mukherjee * Hook exp tests fmt; Test handler error case; Configure backoff Signed-off-by: Saswata Mukherjee --------- Signed-off-by: Saswata Mukherjee * exp: Add README, address feedback, use sync.Pool (#1747) * Implement suggestion for Store interface and contentType Signed-off-by: Saswata Mukherjee * Add README Signed-off-by: Saswata Mukherjee * Use sync.Pool Signed-off-by: Saswata Mukherjee * Implement review suggestions Signed-off-by: Saswata Mukherjee * Release bufs right after compressPayload Signed-off-by: Saswata Mukherjee --------- Signed-off-by: Saswata Mukherjee * Bump exp to go 1.22 Signed-off-by: Saswata Mukherjee --------- Signed-off-by: bwplotka Signed-off-by: Saswata Mukherjee Signed-off-by: Bartlomiej Plotka Co-authored-by: Saswata Mukherjee --- .bingo/Variables.mk | 16 +- .bingo/buf.mod | 5 + .bingo/buf.sum | 336 +++ .bingo/variables.env | 4 +- Makefile | 30 +- api/client.go | 5 +- exp/README.md | 62 + exp/api/remote/genproto/buf.gen.yaml | 21 + exp/api/remote/genproto/v2/symbols.go | 97 + exp/api/remote/genproto/v2/symbols_test.go | 80 + exp/api/remote/genproto/v2/types.pb.go | 1183 +++++++++ .../remote/genproto/v2/types_vtproto.pb.go | 2265 +++++++++++++++++ exp/api/remote/remote_api.go | 543 ++++ exp/api/remote/remote_api_test.go | 211 ++ exp/api/remote/remote_headers.go | 222 ++ exp/api/remote/remote_headers_test.go | 100 + exp/exp.go | 17 + exp/go.mod | 12 + exp/go.sum | 10 + .../efficientgo/core/backoff/backoff.go | 114 + .../efficientgo/core/backoff/backoff_test.go | 108 + .../vtprotobuf/protohelpers/protohelpers.go | 125 + go.work | 6 + go.work.sum | 61 + 24 files changed, 5623 insertions(+), 10 deletions(-) create mode 100644 .bingo/buf.mod create mode 100644 .bingo/buf.sum create mode 100644 exp/README.md create mode 100644 exp/api/remote/genproto/buf.gen.yaml create mode 100644 exp/api/remote/genproto/v2/symbols.go create mode 100644 exp/api/remote/genproto/v2/symbols_test.go create mode 100644 exp/api/remote/genproto/v2/types.pb.go create mode 100644 exp/api/remote/genproto/v2/types_vtproto.pb.go create mode 100644 exp/api/remote/remote_api.go create mode 100644 exp/api/remote/remote_api_test.go create mode 100644 exp/api/remote/remote_headers.go create mode 100644 exp/api/remote/remote_headers_test.go create mode 100644 exp/exp.go create mode 100644 exp/go.mod create mode 100644 exp/go.sum create mode 100644 exp/internal/github.com/efficientgo/core/backoff/backoff.go create mode 100644 exp/internal/github.com/efficientgo/core/backoff/backoff_test.go create mode 100644 exp/internal/github.com/planetscale/vtprotobuf/protohelpers/protohelpers.go create mode 100644 go.work create mode 100644 go.work.sum diff --git a/.bingo/Variables.mk b/.bingo/Variables.mk index 9c12d9ebd..06252f248 100644 --- a/.bingo/Variables.mk +++ b/.bingo/Variables.mk @@ -1,4 +1,4 @@ -# Auto generated binary variables helper managed by https://github.com/bwplotka/bingo v0.8. DO NOT EDIT. +# Auto generated binary variables helper managed by https://github.com/bwplotka/bingo v0.9. DO NOT EDIT. # All tools are designed to be build inside $GOBIN. BINGO_DIR := $(dir $(lastword $(MAKEFILE_LIST))) GOPATH ?= $(shell go env GOPATH) @@ -7,16 +7,22 @@ GO ?= $(shell which go) # Below generated variables ensure that every time a tool under each variable is invoked, the correct version # will be used; reinstalling only if needed. -# For example for goimports variable: +# For example for buf variable: # # In your main Makefile (for non array binaries): # #include .bingo/Variables.mk # Assuming -dir was set to .bingo . # -#command: $(GOIMPORTS) -# @echo "Running goimports" -# @$(GOIMPORTS) +#command: $(BUF) +# @echo "Running buf" +# @$(BUF) # +BUF := $(GOBIN)/buf-v1.39.0 +$(BUF): $(BINGO_DIR)/buf.mod + @# Install binary/ries using Go 1.14+ build command. This is using bwplotka/bingo-controlled, separate go module with pinned dependencies. + @echo "(re)installing $(GOBIN)/buf-v1.39.0" + @cd $(BINGO_DIR) && GOWORK=off $(GO) build -mod=mod -modfile=buf.mod -o=$(GOBIN)/buf-v1.39.0 "github.com/bufbuild/buf/cmd/buf" + GOIMPORTS := $(GOBIN)/goimports-v0.9.3 $(GOIMPORTS): $(BINGO_DIR)/goimports.mod @# Install binary/ries using Go 1.14+ build command. This is using bwplotka/bingo-controlled, separate go module with pinned dependencies. diff --git a/.bingo/buf.mod b/.bingo/buf.mod new file mode 100644 index 000000000..d533ffe30 --- /dev/null +++ b/.bingo/buf.mod @@ -0,0 +1,5 @@ +module _ // Auto generated by https://github.com/bwplotka/bingo. DO NOT EDIT + +go 1.22.6 + +require github.com/bufbuild/buf v1.39.0 // cmd/buf diff --git a/.bingo/buf.sum b/.bingo/buf.sum new file mode 100644 index 000000000..9fb95b6b8 --- /dev/null +++ b/.bingo/buf.sum @@ -0,0 +1,336 @@ +buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.34.2-20240717164558-a6c49f84cc0f.2 h1:SZRVx928rbYZ6hEKUIN+vtGDkl7uotABRWGY4OAg5gM= +buf.build/gen/go/bufbuild/protovalidate/protocolbuffers/go v1.34.2-20240717164558-a6c49f84cc0f.2/go.mod h1:ylS4c28ACSI59oJrOdW4pHS4n0Hw4TgSPHn8rpHl4Yw= +buf.build/gen/go/bufbuild/registry/connectrpc/go v1.16.2-20240821192916-45ba72cdd479.1 h1:QaJ6UkpvlGo4dBXR41vLRfPiKungbg7brjmbBC/k6Ig= +buf.build/gen/go/bufbuild/registry/connectrpc/go v1.16.2-20240821192916-45ba72cdd479.1/go.mod h1:oQsMFNU3YzxxjRS6O68UkcF/A+pXdXqQNcUfQEBTWcw= +buf.build/gen/go/bufbuild/registry/protocolbuffers/go v1.34.2-20240821192916-45ba72cdd479.2 h1:C3CTZTucEUm7i0O2tAM8GSlg23GnQYcljX1b1Jcpsro= +buf.build/gen/go/bufbuild/registry/protocolbuffers/go 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h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU= +google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU= +google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU= +google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c= +google.golang.org/protobuf v1.34.2 h1:6xV6lTsCfpGD21XK49h7MhtcApnLqkfYgPcdHftf6hg= +google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw= +gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= +gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= +gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= +gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= +honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= +honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= diff --git a/.bingo/variables.env b/.bingo/variables.env index 7d2f9f557..ffff89581 100644 --- a/.bingo/variables.env +++ b/.bingo/variables.env @@ -1,4 +1,4 @@ -# Auto generated binary variables helper managed by https://github.com/bwplotka/bingo v0.8. DO NOT EDIT. +# Auto generated binary variables helper managed by https://github.com/bwplotka/bingo v0.9. DO NOT EDIT. # All tools are designed to be build inside $GOBIN. # Those variables will work only until 'bingo get' was invoked, or if tools were installed via Makefile's Variables.mk. GOBIN=${GOBIN:=$(go env GOBIN)} @@ -8,5 +8,7 @@ if [ -z "$GOBIN" ]; then fi +BUF="${GOBIN}/buf-v1.39.0" + GOIMPORTS="${GOBIN}/goimports-v0.9.3" diff --git a/Makefile b/Makefile index 7aef4681a..28970797b 100644 --- a/Makefile +++ b/Makefile @@ -14,11 +14,16 @@ include .bingo/Variables.mk include Makefile.common +.PHONY: deps +deps: + $(GO) work sync + $(MAKE) common-deps + .PHONY: test -test: deps common-test +test: deps common-test test-exp .PHONY: test-short -test-short: deps common-test-short +test-short: deps common-test-short test-exp-short .PHONY: generate-go-collector-test-files file := supported_go_versions.txt @@ -35,5 +40,24 @@ generate-go-collector-test-files: go mod tidy .PHONY: fmt -fmt: common-format +fmt: common-format $(GOIMPORTS) $(GOIMPORTS) -local github.com/prometheus/client_golang -w . + +.PHONY: proto +proto: ## Regenerate Go from remote write proto. +proto: $(BUF) + @echo ">> regenerating Prometheus Remote Write proto" + @cd exp/api/remote/genproto && $(BUF) generate + @cd exp/api/remote && find genproto/ -type f -exec sed -i '' 's/protohelpers "github.com\/planetscale\/vtprotobuf\/protohelpers"/protohelpers "github.com\/prometheus\/client_golang\/exp\/internal\/github.com\/planetscale\/vtprotobuf\/protohelpers"/g' {} \; + # For some reasons buf generates this unused import, kill it manually for now and reformat. + @cd exp/api/remote && find genproto/ -type f -exec sed -i '' 's/_ "github.com\/gogo\/protobuf\/gogoproto"//g' {} \; + @cd exp/api/remote && go fmt ./genproto/... + $(MAKE) fmt + +.PHONY: test-exp +test-exp: + cd exp && $(GOTEST) $(test-flags) $(GOOPTS) $(pkgs) + +.PHONY: test-exp-short +test-exp-short: + cd exp && $(GOTEST) -short $(GOOPTS) $(pkgs) diff --git a/api/client.go b/api/client.go index afcf122ef..ddbfea099 100644 --- a/api/client.go +++ b/api/client.go @@ -18,6 +18,7 @@ import ( "bytes" "context" "errors" + "io" "net" "net/http" "net/url" @@ -133,7 +134,8 @@ func (c *httpClient) Do(ctx context.Context, req *http.Request) (*http.Response, resp, err := c.client.Do(req) defer func() { if resp != nil { - resp.Body.Close() + _, _ = io.Copy(io.Discard, resp.Body) + _ = resp.Body.Close() } }() @@ -145,6 +147,7 @@ func (c *httpClient) Do(ctx context.Context, req *http.Request) (*http.Response, done := make(chan struct{}) go func() { var buf bytes.Buffer + // TODO(bwplotka): Add LimitReader for too long err messages (e.g. limit by 1KB) _, err = buf.ReadFrom(resp.Body) body = buf.Bytes() close(done) diff --git a/exp/README.md b/exp/README.md new file mode 100644 index 000000000..7a509adac --- /dev/null +++ b/exp/README.md @@ -0,0 +1,62 @@ +# client_golang experimental module + +Contains experimental utilities and APIs for Prometheus. +The module may be contain breaking changes or be removed in the future. + +Packages within this module are listed below. + +## Remote + +Implements bindings from Prometheus remote APIs (remote write v1 and v2 for now). + +Contains flexible method for building API clients, that can send remote write protocol messages. + +```go + import ( + "github.com/prometheus/client_golang/exp/api/remote" + ) + ... + + remoteAPI, err := remote.NewAPI( + "https://your-remote-endpoint", + remote.WithAPIHTTPClient(httpClient), + remote.WithAPILogger(logger.With("component", "remote_write_api")), + ) + ... + + stats, err := remoteAPI.Write(ctx, remote.WriteV2MessageType, protoWriteReq) +``` + +Also contains handler methods for applications that would like to handle and store remote write requests. + +```go + import ( + "net/http" + "log" + + "github.com/prometheus/client_golang/exp/api/remote" + ) + ... + + type db {} + + func NewStorage() *db {} + + func (d *db) Store(ctx context.Context, msgType remote.WriteMessageType, req *http.Request) (*remote.WriteResponse, error) {} + ... + + mux := http.NewServeMux() + + remoteWriteHandler := remote.NewHandler(storage, remote.WithHandlerLogger(logger.With("component", "remote_write_handler"))) + mux.Handle("/api/v1/write", remoteWriteHandler) + + server := &http.Server{ + Addr: ":8080", + Handler: mux, + } + if err := server.ListenAndServe(); err != nil { + log.Fatal(err) + } +``` + +For more details, see [go doc](https://pkg.go.dev/github.com/prometheus/client_golang/exp/api/remote). \ No newline at end of file diff --git a/exp/api/remote/genproto/buf.gen.yaml b/exp/api/remote/genproto/buf.gen.yaml new file mode 100644 index 000000000..63e34a0d7 --- /dev/null +++ b/exp/api/remote/genproto/buf.gen.yaml @@ -0,0 +1,21 @@ +# buf.gen.yaml +version: v2 + +plugins: +- remote: buf.build/protocolbuffers/go:v1.31.0 + out: . + opt: + - Mio/prometheus/write/v2/types.proto=./v2 + +# vtproto for efficiency utilities like pooling etc. +# https://buf.build/community/planetscale-vtprotobuf?version=v0.6.0 +- remote: buf.build/community/planetscale-vtprotobuf:v0.6.0 + out: . + opt: + - Mio/prometheus/write/v2/types.proto=./v2 + - features=marshal+unmarshal+size + +inputs: +- module: buf.build/prometheus/prometheus:5b212ab78fb7460e831cf7ff2d83e385 + types: + - "io.prometheus.write.v2.Request" diff --git a/exp/api/remote/genproto/v2/symbols.go b/exp/api/remote/genproto/v2/symbols.go new file mode 100644 index 000000000..5e7494656 --- /dev/null +++ b/exp/api/remote/genproto/v2/symbols.go @@ -0,0 +1,97 @@ +// Copyright (c) Bartłomiej Płotka @bwplotka +// Licensed under the Apache License 2.0. + +// Copyright 2024 Google LLC +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +// Copyright 2024 Prometheus Team +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package writev2 + +// SymbolsTable implements table for easy symbol use. +type SymbolsTable struct { + strings []string + symbolsMap map[string]uint32 +} + +// NewSymbolTable returns a symbol table. +func NewSymbolTable() SymbolsTable { + return SymbolsTable{ + // Empty string is required as a first element. + symbolsMap: map[string]uint32{"": 0}, + strings: []string{""}, + } +} + +// Symbolize adds (if not added before) a string to the symbols table, +// while returning its reference number. +func (t *SymbolsTable) Symbolize(str string) uint32 { + if ref, ok := t.symbolsMap[str]; ok { + return ref + } + ref := uint32(len(t.strings)) + t.strings = append(t.strings, str) + t.symbolsMap[str] = ref + return ref +} + +// SymbolizeLabels symbolize Prometheus labels. +func (t *SymbolsTable) SymbolizeLabels(lbls []string, buf []uint32) []uint32 { + result := buf[:0] + for i := 0; i < len(lbls); i += 2 { + off := t.Symbolize(lbls[i]) + result = append(result, off) + off = t.Symbolize(lbls[i+1]) + result = append(result, off) + } + return result +} + +// Symbols returns computes symbols table to put in e.g. Request.Symbols. +// As per spec, order does not matter. +func (t *SymbolsTable) Symbols() []string { + return t.strings +} + +// Reset clears symbols table. +func (t *SymbolsTable) Reset() { + // NOTE: Make sure to keep empty symbol. + t.strings = t.strings[:1] + for k := range t.symbolsMap { + if k == "" { + continue + } + delete(t.symbolsMap, k) + } +} + +// DesymbolizeLabels decodes label references, with given symbols to labels. +func DesymbolizeLabels(labelRefs []uint32, symbols, buf []string) []string { + result := buf[:0] + for i := 0; i < len(labelRefs); i += 2 { + result = append(result, symbols[labelRefs[i]], symbols[labelRefs[i+1]]) + } + return result +} diff --git a/exp/api/remote/genproto/v2/symbols_test.go b/exp/api/remote/genproto/v2/symbols_test.go new file mode 100644 index 000000000..161cdbddb --- /dev/null +++ b/exp/api/remote/genproto/v2/symbols_test.go @@ -0,0 +1,80 @@ +// Copyright (c) Bartłomiej Płotka @bwplotka +// Licensed under the Apache License 2.0. + +// Copyright 2024 Google LLC +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +// Copyright 2024 Prometheus Team +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package writev2 + +import ( + "testing" + + "github.com/google/go-cmp/cmp" +) + +func requireEqual(t testing.TB, expected, got any) { + if diff := cmp.Diff(expected, got); diff != "" { + t.Fatal(diff) + } +} + +func TestSymbolsTable(t *testing.T) { + s := NewSymbolTable() + requireEqual(t, []string{""}, s.Symbols()) + requireEqual(t, uint32(0), s.Symbolize("")) + requireEqual(t, []string{""}, s.Symbols()) + + requireEqual(t, uint32(1), s.Symbolize("abc")) + requireEqual(t, []string{"", "abc"}, s.Symbols()) + + requireEqual(t, uint32(2), s.Symbolize("__name__")) + requireEqual(t, []string{"", "abc", "__name__"}, s.Symbols()) + + requireEqual(t, uint32(3), s.Symbolize("foo")) + requireEqual(t, []string{"", "abc", "__name__", "foo"}, s.Symbols()) + + s.Reset() + requireEqual(t, []string{""}, s.Symbols()) + requireEqual(t, uint32(0), s.Symbolize("")) + + requireEqual(t, uint32(1), s.Symbolize("__name__")) + requireEqual(t, []string{"", "__name__"}, s.Symbols()) + + requireEqual(t, uint32(2), s.Symbolize("abc")) + requireEqual(t, []string{"", "__name__", "abc"}, s.Symbols()) + + ls := []string{"__name__", "qwer", "zxcv", "1234"} + encoded := s.SymbolizeLabels(ls, nil) + requireEqual(t, []uint32{1, 3, 4, 5}, encoded) + decoded := DesymbolizeLabels(encoded, s.Symbols(), nil) + requireEqual(t, ls, decoded) + + // Different buf. + ls = []string{"__name__", "qwer", "zxcv2222", "1234"} + encoded = s.SymbolizeLabels(ls, []uint32{1, 3, 4, 5}) + requireEqual(t, []uint32{1, 3, 6, 5}, encoded) +} diff --git a/exp/api/remote/genproto/v2/types.pb.go b/exp/api/remote/genproto/v2/types.pb.go new file mode 100644 index 000000000..767a555cd --- /dev/null +++ b/exp/api/remote/genproto/v2/types.pb.go @@ -0,0 +1,1183 @@ +// Copyright 2024 Prometheus Team +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +// NOTE: This file is also available on https://buf.build/prometheus/prometheus/docs/main:io.prometheus.write.v2 + +// Code generated by protoc-gen-go. DO NOT EDIT. +// versions: +// protoc-gen-go v1.31.0 +// protoc (unknown) +// source: io/prometheus/write/v2/types.proto + +package writev2 + +import ( + reflect "reflect" + sync "sync" + + protoreflect "google.golang.org/protobuf/reflect/protoreflect" + protoimpl "google.golang.org/protobuf/runtime/protoimpl" +) + +const ( + // Verify that this generated code is sufficiently up-to-date. + _ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion) + // Verify that runtime/protoimpl is sufficiently up-to-date. + _ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20) +) + +type Metadata_MetricType int32 + +const ( + Metadata_METRIC_TYPE_UNSPECIFIED Metadata_MetricType = 0 + Metadata_METRIC_TYPE_COUNTER Metadata_MetricType = 1 + Metadata_METRIC_TYPE_GAUGE Metadata_MetricType = 2 + Metadata_METRIC_TYPE_HISTOGRAM Metadata_MetricType = 3 + Metadata_METRIC_TYPE_GAUGEHISTOGRAM Metadata_MetricType = 4 + Metadata_METRIC_TYPE_SUMMARY Metadata_MetricType = 5 + Metadata_METRIC_TYPE_INFO Metadata_MetricType = 6 + Metadata_METRIC_TYPE_STATESET Metadata_MetricType = 7 +) + +// Enum value maps for Metadata_MetricType. +var ( + Metadata_MetricType_name = map[int32]string{ + 0: "METRIC_TYPE_UNSPECIFIED", + 1: "METRIC_TYPE_COUNTER", + 2: "METRIC_TYPE_GAUGE", + 3: "METRIC_TYPE_HISTOGRAM", + 4: "METRIC_TYPE_GAUGEHISTOGRAM", + 5: "METRIC_TYPE_SUMMARY", + 6: "METRIC_TYPE_INFO", + 7: "METRIC_TYPE_STATESET", + } + Metadata_MetricType_value = map[string]int32{ + "METRIC_TYPE_UNSPECIFIED": 0, + "METRIC_TYPE_COUNTER": 1, + "METRIC_TYPE_GAUGE": 2, + "METRIC_TYPE_HISTOGRAM": 3, + "METRIC_TYPE_GAUGEHISTOGRAM": 4, + "METRIC_TYPE_SUMMARY": 5, + "METRIC_TYPE_INFO": 6, + "METRIC_TYPE_STATESET": 7, + } +) + +func (x Metadata_MetricType) Enum() *Metadata_MetricType { + p := new(Metadata_MetricType) + *p = x + return p +} + +func (x Metadata_MetricType) String() string { + return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x)) +} + +func (Metadata_MetricType) Descriptor() protoreflect.EnumDescriptor { + return file_io_prometheus_write_v2_types_proto_enumTypes[0].Descriptor() +} + +func (Metadata_MetricType) Type() protoreflect.EnumType { + return &file_io_prometheus_write_v2_types_proto_enumTypes[0] +} + +func (x Metadata_MetricType) Number() protoreflect.EnumNumber { + return protoreflect.EnumNumber(x) +} + +// Deprecated: Use Metadata_MetricType.Descriptor instead. +func (Metadata_MetricType) EnumDescriptor() ([]byte, []int) { + return file_io_prometheus_write_v2_types_proto_rawDescGZIP(), []int{4, 0} +} + +type Histogram_ResetHint int32 + +const ( + Histogram_RESET_HINT_UNSPECIFIED Histogram_ResetHint = 0 // Need to test for a counter reset explicitly. + Histogram_RESET_HINT_YES Histogram_ResetHint = 1 // This is the 1st histogram after a counter reset. + Histogram_RESET_HINT_NO Histogram_ResetHint = 2 // There was no counter reset between this and the previous Histogram. + Histogram_RESET_HINT_GAUGE Histogram_ResetHint = 3 // This is a gauge histogram where counter resets don't happen. +) + +// Enum value maps for Histogram_ResetHint. +var ( + Histogram_ResetHint_name = map[int32]string{ + 0: "RESET_HINT_UNSPECIFIED", + 1: "RESET_HINT_YES", + 2: "RESET_HINT_NO", + 3: "RESET_HINT_GAUGE", + } + Histogram_ResetHint_value = map[string]int32{ + "RESET_HINT_UNSPECIFIED": 0, + "RESET_HINT_YES": 1, + "RESET_HINT_NO": 2, + "RESET_HINT_GAUGE": 3, + } +) + +func (x Histogram_ResetHint) Enum() *Histogram_ResetHint { + p := new(Histogram_ResetHint) + *p = x + return p +} + +func (x Histogram_ResetHint) String() string { + return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x)) +} + +func (Histogram_ResetHint) Descriptor() protoreflect.EnumDescriptor { + return file_io_prometheus_write_v2_types_proto_enumTypes[1].Descriptor() +} + +func (Histogram_ResetHint) Type() protoreflect.EnumType { + return &file_io_prometheus_write_v2_types_proto_enumTypes[1] +} + +func (x Histogram_ResetHint) Number() protoreflect.EnumNumber { + return protoreflect.EnumNumber(x) +} + +// Deprecated: Use Histogram_ResetHint.Descriptor instead. +func (Histogram_ResetHint) EnumDescriptor() ([]byte, []int) { + return file_io_prometheus_write_v2_types_proto_rawDescGZIP(), []int{5, 0} +} + +// Request represents a request to write the given timeseries to a remote destination. +// This message was introduced in the Remote Write 2.0 specification: +// https://prometheus.io/docs/concepts/remote_write_spec_2_0/ +// +// The canonical Content-Type request header value for this message is +// "application/x-protobuf;proto=io.prometheus.write.v2.Request" +// +// NOTE: gogoproto options might change in future for this file, they +// are not part of the spec proto (they only modify the generated Go code, not +// the serialized message). See: https://github.com/prometheus/prometheus/issues/11908 +type Request struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // symbols contains a de-duplicated array of string elements used for various + // items in a Request message, like labels and metadata items. For the sender's convenience + // around empty values for optional fields like unit_ref, symbols array MUST start with + // empty string. + // + // To decode each of the symbolized strings, referenced, by "ref(s)" suffix, you + // need to lookup the actual string by index from symbols array. The order of + // strings is up to the sender. The receiver should not assume any particular encoding. + Symbols []string `protobuf:"bytes,4,rep,name=symbols,proto3" json:"symbols,omitempty"` + // timeseries represents an array of distinct series with 0 or more samples. + Timeseries []*TimeSeries `protobuf:"bytes,5,rep,name=timeseries,proto3" json:"timeseries,omitempty"` +} + +func (x *Request) Reset() { + *x = Request{} + if protoimpl.UnsafeEnabled { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[0] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *Request) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*Request) ProtoMessage() {} + +func (x *Request) ProtoReflect() protoreflect.Message { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[0] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use Request.ProtoReflect.Descriptor instead. +func (*Request) Descriptor() ([]byte, []int) { + return file_io_prometheus_write_v2_types_proto_rawDescGZIP(), []int{0} +} + +func (x *Request) GetSymbols() []string { + if x != nil { + return x.Symbols + } + return nil +} + +func (x *Request) GetTimeseries() []*TimeSeries { + if x != nil { + return x.Timeseries + } + return nil +} + +// TimeSeries represents a single series. +type TimeSeries struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // labels_refs is a list of label name-value pair references, encoded + // as indices to the Request.symbols array. This list's length is always + // a multiple of two, and the underlying labels should be sorted lexicographically. + // + // Note that there might be multiple TimeSeries objects in the same + // Requests with the same labels e.g. for different exemplars, metadata + // or created timestamp. + LabelsRefs []uint32 `protobuf:"varint,1,rep,packed,name=labels_refs,json=labelsRefs,proto3" json:"labels_refs,omitempty"` + // Timeseries messages can either specify samples or (native) histogram samples + // (histogram field), but not both. For a typical sender (real-time metric + // streaming), in healthy cases, there will be only one sample or histogram. + // + // Samples and histograms are sorted by timestamp (older first). + Samples []*Sample `protobuf:"bytes,2,rep,name=samples,proto3" json:"samples,omitempty"` + Histograms []*Histogram `protobuf:"bytes,3,rep,name=histograms,proto3" json:"histograms,omitempty"` + // exemplars represents an optional set of exemplars attached to this series' samples. + Exemplars []*Exemplar `protobuf:"bytes,4,rep,name=exemplars,proto3" json:"exemplars,omitempty"` + // metadata represents the metadata associated with the given series' samples. + Metadata *Metadata `protobuf:"bytes,5,opt,name=metadata,proto3" json:"metadata,omitempty"` + // created_timestamp represents an optional created timestamp associated with + // this series' samples in ms format, typically for counter or histogram type + // metrics. Created timestamp represents the time when the counter started + // counting (sometimes referred to as start timestamp), which can increase + // the accuracy of query results. + // + // Note that some receivers might require this and in return fail to + // ingest such samples within the Request. + // + // For Go, see github.com/prometheus/prometheus/model/timestamp/timestamp.go + // for conversion from/to time.Time to Prometheus timestamp. + // + // Note that the "optional" keyword is omitted due to + // https://cloud.google.com/apis/design/design_patterns.md#optional_primitive_fields + // Zero value means value not set. If you need to use exactly zero value for + // the timestamp, use 1 millisecond before or after. + CreatedTimestamp int64 `protobuf:"varint,6,opt,name=created_timestamp,json=createdTimestamp,proto3" json:"created_timestamp,omitempty"` +} + +func (x *TimeSeries) Reset() { + *x = TimeSeries{} + if protoimpl.UnsafeEnabled { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[1] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *TimeSeries) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*TimeSeries) ProtoMessage() {} + +func (x *TimeSeries) ProtoReflect() protoreflect.Message { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[1] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use TimeSeries.ProtoReflect.Descriptor instead. +func (*TimeSeries) Descriptor() ([]byte, []int) { + return file_io_prometheus_write_v2_types_proto_rawDescGZIP(), []int{1} +} + +func (x *TimeSeries) GetLabelsRefs() []uint32 { + if x != nil { + return x.LabelsRefs + } + return nil +} + +func (x *TimeSeries) GetSamples() []*Sample { + if x != nil { + return x.Samples + } + return nil +} + +func (x *TimeSeries) GetHistograms() []*Histogram { + if x != nil { + return x.Histograms + } + return nil +} + +func (x *TimeSeries) GetExemplars() []*Exemplar { + if x != nil { + return x.Exemplars + } + return nil +} + +func (x *TimeSeries) GetMetadata() *Metadata { + if x != nil { + return x.Metadata + } + return nil +} + +func (x *TimeSeries) GetCreatedTimestamp() int64 { + if x != nil { + return x.CreatedTimestamp + } + return 0 +} + +// Exemplar is an additional information attached to some series' samples. +// It is typically used to attach an example trace or request ID associated with +// the metric changes. +type Exemplar struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // labels_refs is an optional list of label name-value pair references, encoded + // as indices to the Request.symbols array. This list's len is always + // a multiple of 2, and the underlying labels should be sorted lexicographically. + // If the exemplar references a trace it should use the `trace_id` label name, as a best practice. + LabelsRefs []uint32 `protobuf:"varint,1,rep,packed,name=labels_refs,json=labelsRefs,proto3" json:"labels_refs,omitempty"` + // value represents an exact example value. This can be useful when the exemplar + // is attached to a histogram, which only gives an estimated value through buckets. + Value float64 `protobuf:"fixed64,2,opt,name=value,proto3" json:"value,omitempty"` + // timestamp represents the timestamp of the exemplar in ms. + // + // For Go, see github.com/prometheus/prometheus/model/timestamp/timestamp.go + // for conversion from/to time.Time to Prometheus timestamp. + Timestamp int64 `protobuf:"varint,3,opt,name=timestamp,proto3" json:"timestamp,omitempty"` +} + +func (x *Exemplar) Reset() { + *x = Exemplar{} + if protoimpl.UnsafeEnabled { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[2] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *Exemplar) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*Exemplar) ProtoMessage() {} + +func (x *Exemplar) ProtoReflect() protoreflect.Message { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[2] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use Exemplar.ProtoReflect.Descriptor instead. +func (*Exemplar) Descriptor() ([]byte, []int) { + return file_io_prometheus_write_v2_types_proto_rawDescGZIP(), []int{2} +} + +func (x *Exemplar) GetLabelsRefs() []uint32 { + if x != nil { + return x.LabelsRefs + } + return nil +} + +func (x *Exemplar) GetValue() float64 { + if x != nil { + return x.Value + } + return 0 +} + +func (x *Exemplar) GetTimestamp() int64 { + if x != nil { + return x.Timestamp + } + return 0 +} + +// Sample represents series sample. +type Sample struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // value of the sample. + Value float64 `protobuf:"fixed64,1,opt,name=value,proto3" json:"value,omitempty"` + // timestamp represents timestamp of the sample in ms. + // + // For Go, see github.com/prometheus/prometheus/model/timestamp/timestamp.go + // for conversion from/to time.Time to Prometheus timestamp. + Timestamp int64 `protobuf:"varint,2,opt,name=timestamp,proto3" json:"timestamp,omitempty"` +} + +func (x *Sample) Reset() { + *x = Sample{} + if protoimpl.UnsafeEnabled { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[3] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *Sample) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*Sample) ProtoMessage() {} + +func (x *Sample) ProtoReflect() protoreflect.Message { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[3] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use Sample.ProtoReflect.Descriptor instead. +func (*Sample) Descriptor() ([]byte, []int) { + return file_io_prometheus_write_v2_types_proto_rawDescGZIP(), []int{3} +} + +func (x *Sample) GetValue() float64 { + if x != nil { + return x.Value + } + return 0 +} + +func (x *Sample) GetTimestamp() int64 { + if x != nil { + return x.Timestamp + } + return 0 +} + +// Metadata represents the metadata associated with the given series' samples. +type Metadata struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + Type Metadata_MetricType `protobuf:"varint,1,opt,name=type,proto3,enum=io.prometheus.write.v2.Metadata_MetricType" json:"type,omitempty"` + // help_ref is a reference to the Request.symbols array representing help + // text for the metric. Help is optional, reference should point to an empty string in + // such a case. + HelpRef uint32 `protobuf:"varint,3,opt,name=help_ref,json=helpRef,proto3" json:"help_ref,omitempty"` + // unit_ref is a reference to the Request.symbols array representing a unit + // for the metric. Unit is optional, reference should point to an empty string in + // such a case. + UnitRef uint32 `protobuf:"varint,4,opt,name=unit_ref,json=unitRef,proto3" json:"unit_ref,omitempty"` +} + +func (x *Metadata) Reset() { + *x = Metadata{} + if protoimpl.UnsafeEnabled { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[4] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *Metadata) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*Metadata) ProtoMessage() {} + +func (x *Metadata) ProtoReflect() protoreflect.Message { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[4] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use Metadata.ProtoReflect.Descriptor instead. +func (*Metadata) Descriptor() ([]byte, []int) { + return file_io_prometheus_write_v2_types_proto_rawDescGZIP(), []int{4} +} + +func (x *Metadata) GetType() Metadata_MetricType { + if x != nil { + return x.Type + } + return Metadata_METRIC_TYPE_UNSPECIFIED +} + +func (x *Metadata) GetHelpRef() uint32 { + if x != nil { + return x.HelpRef + } + return 0 +} + +func (x *Metadata) GetUnitRef() uint32 { + if x != nil { + return x.UnitRef + } + return 0 +} + +// A native histogram, also known as a sparse histogram. +// Original design doc: +// https://docs.google.com/document/d/1cLNv3aufPZb3fNfaJgdaRBZsInZKKIHo9E6HinJVbpM/edit +// The appendix of this design doc also explains the concept of float +// histograms. This Histogram message can represent both, the usual +// integer histogram as well as a float histogram. +type Histogram struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + // Types that are assignable to Count: + // + // *Histogram_CountInt + // *Histogram_CountFloat + Count isHistogram_Count `protobuf_oneof:"count"` + Sum float64 `protobuf:"fixed64,3,opt,name=sum,proto3" json:"sum,omitempty"` // Sum of observations in the histogram. + // The schema defines the bucket schema. Currently, valid numbers + // are -53 and numbers in range of -4 <= n <= 8. More valid numbers might be + // added in future for new bucketing layouts. + // + // The schema equal to -53 means custom buckets. See + // custom_values field description for more details. + // + // Values between -4 and 8 represent base-2 bucket schema, where 1 + // is a bucket boundary in each case, and then each power of two is + // divided into 2^n (n is schema value) logarithmic buckets. Or in other words, + // each bucket boundary is the previous boundary times 2^(2^-n). + Schema int32 `protobuf:"zigzag32,4,opt,name=schema,proto3" json:"schema,omitempty"` + ZeroThreshold float64 `protobuf:"fixed64,5,opt,name=zero_threshold,json=zeroThreshold,proto3" json:"zero_threshold,omitempty"` // Breadth of the zero bucket. + // Types that are assignable to ZeroCount: + // + // *Histogram_ZeroCountInt + // *Histogram_ZeroCountFloat + ZeroCount isHistogram_ZeroCount `protobuf_oneof:"zero_count"` + // Negative Buckets. + NegativeSpans []*BucketSpan `protobuf:"bytes,8,rep,name=negative_spans,json=negativeSpans,proto3" json:"negative_spans,omitempty"` + // Use either "negative_deltas" or "negative_counts", the former for + // regular histograms with integer counts, the latter for + // float histograms. + NegativeDeltas []int64 `protobuf:"zigzag64,9,rep,packed,name=negative_deltas,json=negativeDeltas,proto3" json:"negative_deltas,omitempty"` // Count delta of each bucket compared to previous one (or to zero for 1st bucket). + NegativeCounts []float64 `protobuf:"fixed64,10,rep,packed,name=negative_counts,json=negativeCounts,proto3" json:"negative_counts,omitempty"` // Absolute count of each bucket. + // Positive Buckets. + // + // In case of custom buckets (-53 schema value) the positive buckets are interpreted as follows: + // * The span offset+length points to an the index of the custom_values array + // or +Inf if pointing to the len of the array. + // * The counts and deltas have the same meaning as for exponential histograms. + PositiveSpans []*BucketSpan `protobuf:"bytes,11,rep,name=positive_spans,json=positiveSpans,proto3" json:"positive_spans,omitempty"` + // Use either "positive_deltas" or "positive_counts", the former for + // regular histograms with integer counts, the latter for + // float histograms. + PositiveDeltas []int64 `protobuf:"zigzag64,12,rep,packed,name=positive_deltas,json=positiveDeltas,proto3" json:"positive_deltas,omitempty"` // Count delta of each bucket compared to previous one (or to zero for 1st bucket). + PositiveCounts []float64 `protobuf:"fixed64,13,rep,packed,name=positive_counts,json=positiveCounts,proto3" json:"positive_counts,omitempty"` // Absolute count of each bucket. + ResetHint Histogram_ResetHint `protobuf:"varint,14,opt,name=reset_hint,json=resetHint,proto3,enum=io.prometheus.write.v2.Histogram_ResetHint" json:"reset_hint,omitempty"` + // timestamp represents timestamp of the sample in ms. + // + // For Go, see github.com/prometheus/prometheus/model/timestamp/timestamp.go + // for conversion from/to time.Time to Prometheus timestamp. + Timestamp int64 `protobuf:"varint,15,opt,name=timestamp,proto3" json:"timestamp,omitempty"` + // custom_values is an additional field used by non-exponential bucketing layouts. + // + // For custom buckets (-53 schema value) custom_values specify monotonically + // increasing upper inclusive boundaries for the bucket counts with arbitrary + // widths for this histogram. In other words, custom_values represents custom, + // explicit bucketing that could have been converted from the classic histograms. + // + // Those bounds are then referenced by spans in positive_spans with corresponding positive + // counts of deltas (refer to positive_spans for more details). This way we can + // have encode sparse histograms with custom bucketing (many buckets are often + // not used). + // + // Note that for custom bounds, even negative observations are placed in the positive + // counts to simplify the implementation and avoid ambiguity of where to place + // an underflow bucket, e.g. (-2, 1]. Therefore negative buckets and + // the zero bucket are unused, if the schema indicates custom bucketing. + // + // For each upper boundary the previous boundary represent the lower exclusive + // boundary for that bucket. The first element is the upper inclusive boundary + // for the first bucket, which implicitly has a lower inclusive bound of -Inf. + // This is similar to "le" label semantics on classic histograms. You may add a + // bucket with an upper bound of 0 to make sure that you really have no negative + // observations, but in practice, native histogram rendering will show both with + // or without first upper boundary 0 and no negative counts as the same case. + // + // The last element is not only the upper inclusive bound of the last regular + // bucket, but implicitly the lower exclusive bound of the +Inf bucket. + CustomValues []float64 `protobuf:"fixed64,16,rep,packed,name=custom_values,json=customValues,proto3" json:"custom_values,omitempty"` +} + +func (x *Histogram) Reset() { + *x = Histogram{} + if protoimpl.UnsafeEnabled { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[5] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *Histogram) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*Histogram) ProtoMessage() {} + +func (x *Histogram) ProtoReflect() protoreflect.Message { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[5] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use Histogram.ProtoReflect.Descriptor instead. +func (*Histogram) Descriptor() ([]byte, []int) { + return file_io_prometheus_write_v2_types_proto_rawDescGZIP(), []int{5} +} + +func (m *Histogram) GetCount() isHistogram_Count { + if m != nil { + return m.Count + } + return nil +} + +func (x *Histogram) GetCountInt() uint64 { + if x, ok := x.GetCount().(*Histogram_CountInt); ok { + return x.CountInt + } + return 0 +} + +func (x *Histogram) GetCountFloat() float64 { + if x, ok := x.GetCount().(*Histogram_CountFloat); ok { + return x.CountFloat + } + return 0 +} + +func (x *Histogram) GetSum() float64 { + if x != nil { + return x.Sum + } + return 0 +} + +func (x *Histogram) GetSchema() int32 { + if x != nil { + return x.Schema + } + return 0 +} + +func (x *Histogram) GetZeroThreshold() float64 { + if x != nil { + return x.ZeroThreshold + } + return 0 +} + +func (m *Histogram) GetZeroCount() isHistogram_ZeroCount { + if m != nil { + return m.ZeroCount + } + return nil +} + +func (x *Histogram) GetZeroCountInt() uint64 { + if x, ok := x.GetZeroCount().(*Histogram_ZeroCountInt); ok { + return x.ZeroCountInt + } + return 0 +} + +func (x *Histogram) GetZeroCountFloat() float64 { + if x, ok := x.GetZeroCount().(*Histogram_ZeroCountFloat); ok { + return x.ZeroCountFloat + } + return 0 +} + +func (x *Histogram) GetNegativeSpans() []*BucketSpan { + if x != nil { + return x.NegativeSpans + } + return nil +} + +func (x *Histogram) GetNegativeDeltas() []int64 { + if x != nil { + return x.NegativeDeltas + } + return nil +} + +func (x *Histogram) GetNegativeCounts() []float64 { + if x != nil { + return x.NegativeCounts + } + return nil +} + +func (x *Histogram) GetPositiveSpans() []*BucketSpan { + if x != nil { + return x.PositiveSpans + } + return nil +} + +func (x *Histogram) GetPositiveDeltas() []int64 { + if x != nil { + return x.PositiveDeltas + } + return nil +} + +func (x *Histogram) GetPositiveCounts() []float64 { + if x != nil { + return x.PositiveCounts + } + return nil +} + +func (x *Histogram) GetResetHint() Histogram_ResetHint { + if x != nil { + return x.ResetHint + } + return Histogram_RESET_HINT_UNSPECIFIED +} + +func (x *Histogram) GetTimestamp() int64 { + if x != nil { + return x.Timestamp + } + return 0 +} + +func (x *Histogram) GetCustomValues() []float64 { + if x != nil { + return x.CustomValues + } + return nil +} + +type isHistogram_Count interface { + isHistogram_Count() +} + +type Histogram_CountInt struct { + CountInt uint64 `protobuf:"varint,1,opt,name=count_int,json=countInt,proto3,oneof"` +} + +type Histogram_CountFloat struct { + CountFloat float64 `protobuf:"fixed64,2,opt,name=count_float,json=countFloat,proto3,oneof"` +} + +func (*Histogram_CountInt) isHistogram_Count() {} + +func (*Histogram_CountFloat) isHistogram_Count() {} + +type isHistogram_ZeroCount interface { + isHistogram_ZeroCount() +} + +type Histogram_ZeroCountInt struct { + ZeroCountInt uint64 `protobuf:"varint,6,opt,name=zero_count_int,json=zeroCountInt,proto3,oneof"` +} + +type Histogram_ZeroCountFloat struct { + ZeroCountFloat float64 `protobuf:"fixed64,7,opt,name=zero_count_float,json=zeroCountFloat,proto3,oneof"` +} + +func (*Histogram_ZeroCountInt) isHistogram_ZeroCount() {} + +func (*Histogram_ZeroCountFloat) isHistogram_ZeroCount() {} + +// A BucketSpan defines a number of consecutive buckets with their +// offset. Logically, it would be more straightforward to include the +// bucket counts in the Span. However, the protobuf representation is +// more compact in the way the data is structured here (with all the +// buckets in a single array separate from the Spans). +type BucketSpan struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + Offset int32 `protobuf:"zigzag32,1,opt,name=offset,proto3" json:"offset,omitempty"` // Gap to previous span, or starting point for 1st span (which can be negative). + Length uint32 `protobuf:"varint,2,opt,name=length,proto3" json:"length,omitempty"` // Length of consecutive buckets. +} + +func (x *BucketSpan) Reset() { + *x = BucketSpan{} + if protoimpl.UnsafeEnabled { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[6] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *BucketSpan) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*BucketSpan) ProtoMessage() {} + +func (x *BucketSpan) ProtoReflect() protoreflect.Message { + mi := &file_io_prometheus_write_v2_types_proto_msgTypes[6] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use BucketSpan.ProtoReflect.Descriptor instead. +func (*BucketSpan) Descriptor() ([]byte, []int) { + return file_io_prometheus_write_v2_types_proto_rawDescGZIP(), []int{6} +} + +func (x *BucketSpan) GetOffset() int32 { + if x != nil { + return x.Offset + } + return 0 +} + +func (x *BucketSpan) GetLength() uint32 { + if x != nil { + return x.Length + } + return 0 +} + +var File_io_prometheus_write_v2_types_proto protoreflect.FileDescriptor + +var file_io_prometheus_write_v2_types_proto_rawDesc = []byte{ + 0x0a, 0x22, 0x69, 0x6f, 0x2f, 0x70, 0x72, 0x6f, 0x6d, 0x65, 0x74, 0x68, 0x65, 0x75, 0x73, 0x2f, + 0x77, 0x72, 0x69, 0x74, 0x65, 0x2f, 0x76, 0x32, 0x2f, 0x74, 0x79, 0x70, 0x65, 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io.prometheus.write.v2.Histogram.ResetHint + (*Request)(nil), // 2: io.prometheus.write.v2.Request + (*TimeSeries)(nil), // 3: io.prometheus.write.v2.TimeSeries + (*Exemplar)(nil), // 4: io.prometheus.write.v2.Exemplar + (*Sample)(nil), // 5: io.prometheus.write.v2.Sample + (*Metadata)(nil), // 6: io.prometheus.write.v2.Metadata + (*Histogram)(nil), // 7: io.prometheus.write.v2.Histogram + (*BucketSpan)(nil), // 8: io.prometheus.write.v2.BucketSpan +} +var file_io_prometheus_write_v2_types_proto_depIdxs = []int32{ + 3, // 0: io.prometheus.write.v2.Request.timeseries:type_name -> io.prometheus.write.v2.TimeSeries + 5, // 1: io.prometheus.write.v2.TimeSeries.samples:type_name -> io.prometheus.write.v2.Sample + 7, // 2: io.prometheus.write.v2.TimeSeries.histograms:type_name -> io.prometheus.write.v2.Histogram + 4, // 3: io.prometheus.write.v2.TimeSeries.exemplars:type_name -> io.prometheus.write.v2.Exemplar + 6, // 4: io.prometheus.write.v2.TimeSeries.metadata:type_name -> io.prometheus.write.v2.Metadata + 0, // 5: io.prometheus.write.v2.Metadata.type:type_name -> io.prometheus.write.v2.Metadata.MetricType + 8, // 6: io.prometheus.write.v2.Histogram.negative_spans:type_name -> io.prometheus.write.v2.BucketSpan + 8, // 7: io.prometheus.write.v2.Histogram.positive_spans:type_name -> io.prometheus.write.v2.BucketSpan + 1, // 8: io.prometheus.write.v2.Histogram.reset_hint:type_name -> io.prometheus.write.v2.Histogram.ResetHint + 9, // [9:9] is the sub-list for method output_type + 9, // [9:9] is the sub-list for method input_type + 9, // [9:9] is the sub-list for extension type_name + 9, // [9:9] is the sub-list for extension extendee + 0, // [0:9] is the sub-list for field type_name +} + +func init() { file_io_prometheus_write_v2_types_proto_init() } +func file_io_prometheus_write_v2_types_proto_init() { + if File_io_prometheus_write_v2_types_proto != nil { + return + } + if !protoimpl.UnsafeEnabled { + file_io_prometheus_write_v2_types_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*Request); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_io_prometheus_write_v2_types_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*TimeSeries); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_io_prometheus_write_v2_types_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*Exemplar); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_io_prometheus_write_v2_types_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*Sample); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_io_prometheus_write_v2_types_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*Metadata); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_io_prometheus_write_v2_types_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*Histogram); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_io_prometheus_write_v2_types_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*BucketSpan); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + } + file_io_prometheus_write_v2_types_proto_msgTypes[5].OneofWrappers = []interface{}{ + (*Histogram_CountInt)(nil), + (*Histogram_CountFloat)(nil), + (*Histogram_ZeroCountInt)(nil), + (*Histogram_ZeroCountFloat)(nil), + } + type x struct{} + out := protoimpl.TypeBuilder{ + File: protoimpl.DescBuilder{ + GoPackagePath: reflect.TypeOf(x{}).PkgPath(), + RawDescriptor: file_io_prometheus_write_v2_types_proto_rawDesc, + NumEnums: 2, + NumMessages: 7, + NumExtensions: 0, + NumServices: 0, + }, + GoTypes: file_io_prometheus_write_v2_types_proto_goTypes, + DependencyIndexes: file_io_prometheus_write_v2_types_proto_depIdxs, + EnumInfos: file_io_prometheus_write_v2_types_proto_enumTypes, + MessageInfos: file_io_prometheus_write_v2_types_proto_msgTypes, + }.Build() + File_io_prometheus_write_v2_types_proto = out.File + file_io_prometheus_write_v2_types_proto_rawDesc = nil + file_io_prometheus_write_v2_types_proto_goTypes = nil + file_io_prometheus_write_v2_types_proto_depIdxs = nil +} diff --git a/exp/api/remote/genproto/v2/types_vtproto.pb.go b/exp/api/remote/genproto/v2/types_vtproto.pb.go new file mode 100644 index 000000000..0f1418539 --- /dev/null +++ b/exp/api/remote/genproto/v2/types_vtproto.pb.go @@ -0,0 +1,2265 @@ +// Code generated by protoc-gen-go-vtproto. DO NOT EDIT. +// protoc-gen-go-vtproto version: v0.6.0 +// source: io/prometheus/write/v2/types.proto + +package writev2 + +import ( + binary "encoding/binary" + fmt "fmt" + io "io" + math "math" + + protoimpl "google.golang.org/protobuf/runtime/protoimpl" + + protohelpers "github.com/prometheus/client_golang/exp/internal/github.com/planetscale/vtprotobuf/protohelpers" +) + +const ( + // Verify that this generated code is sufficiently up-to-date. + _ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion) + // Verify that runtime/protoimpl is sufficiently up-to-date. + _ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20) +) + +func (m *Request) MarshalVT() (dAtA []byte, err error) { + if m == nil { + return nil, nil + } + size := m.SizeVT() + dAtA = make([]byte, size) + n, err := m.MarshalToSizedBufferVT(dAtA[:size]) + if err != nil { + return nil, err + } + return dAtA[:n], nil +} + +func (m *Request) MarshalToVT(dAtA []byte) (int, error) { + size := m.SizeVT() + return m.MarshalToSizedBufferVT(dAtA[:size]) +} + +func (m *Request) MarshalToSizedBufferVT(dAtA []byte) (int, error) { + if m == nil { + return 0, nil + } + i := len(dAtA) + _ = i + var l int + _ = l + if m.unknownFields != nil { + i -= len(m.unknownFields) + copy(dAtA[i:], m.unknownFields) + } + if len(m.Timeseries) > 0 { + for iNdEx := len(m.Timeseries) - 1; iNdEx >= 0; iNdEx-- { + size, err := m.Timeseries[iNdEx].MarshalToSizedBufferVT(dAtA[:i]) + if err != nil { + return 0, err + } + i -= size + i = protohelpers.EncodeVarint(dAtA, i, uint64(size)) + i-- + dAtA[i] = 0x2a + } + } + if len(m.Symbols) > 0 { + for iNdEx := len(m.Symbols) - 1; iNdEx >= 0; iNdEx-- { + i -= len(m.Symbols[iNdEx]) + copy(dAtA[i:], m.Symbols[iNdEx]) + i = protohelpers.EncodeVarint(dAtA, i, uint64(len(m.Symbols[iNdEx]))) + i-- + dAtA[i] = 0x22 + } + } + return len(dAtA) - i, nil +} + +func (m *TimeSeries) MarshalVT() (dAtA []byte, err error) { + if m == nil { + return nil, nil + } + size := m.SizeVT() + dAtA = make([]byte, size) + n, err := m.MarshalToSizedBufferVT(dAtA[:size]) + if err != nil { + return nil, err + } + return dAtA[:n], nil +} + +func (m *TimeSeries) MarshalToVT(dAtA []byte) (int, error) { + size := m.SizeVT() + return m.MarshalToSizedBufferVT(dAtA[:size]) +} + +func (m *TimeSeries) MarshalToSizedBufferVT(dAtA []byte) (int, error) { + if m == nil { + return 0, nil + } + i := len(dAtA) + _ = i + var l int + _ = l + if m.unknownFields != nil { + i -= len(m.unknownFields) + copy(dAtA[i:], m.unknownFields) + } + if m.CreatedTimestamp != 0 { + i = protohelpers.EncodeVarint(dAtA, i, uint64(m.CreatedTimestamp)) + i-- + dAtA[i] = 0x30 + } + if m.Metadata != nil { + size, err := m.Metadata.MarshalToSizedBufferVT(dAtA[:i]) + if err != nil { + return 0, err + } + i -= size + i = protohelpers.EncodeVarint(dAtA, i, uint64(size)) + i-- + dAtA[i] = 0x2a + } + if len(m.Exemplars) > 0 { + for iNdEx := len(m.Exemplars) - 1; iNdEx >= 0; iNdEx-- { + size, err := m.Exemplars[iNdEx].MarshalToSizedBufferVT(dAtA[:i]) + if err != nil { + return 0, err + } + i -= size + i = protohelpers.EncodeVarint(dAtA, i, uint64(size)) + i-- + dAtA[i] = 0x22 + } + } + if len(m.Histograms) > 0 { + for iNdEx := len(m.Histograms) - 1; iNdEx >= 0; iNdEx-- { + size, err := m.Histograms[iNdEx].MarshalToSizedBufferVT(dAtA[:i]) + if err != nil { + return 0, err + } + i -= size + i = protohelpers.EncodeVarint(dAtA, i, uint64(size)) + i-- + dAtA[i] = 0x1a + } + } + if len(m.Samples) > 0 { + for iNdEx := len(m.Samples) - 1; iNdEx >= 0; iNdEx-- { + size, err := m.Samples[iNdEx].MarshalToSizedBufferVT(dAtA[:i]) + if err != nil { + return 0, err + } + i -= size + i = protohelpers.EncodeVarint(dAtA, i, uint64(size)) + i-- + dAtA[i] = 0x12 + } + } + if len(m.LabelsRefs) > 0 { + var pksize2 int + for _, num := range m.LabelsRefs { + pksize2 += protohelpers.SizeOfVarint(uint64(num)) + } + i -= pksize2 + j1 := i + for _, num := range m.LabelsRefs { + for num >= 1<<7 { + dAtA[j1] = uint8(uint64(num)&0x7f | 0x80) + num >>= 7 + j1++ + } + dAtA[j1] = uint8(num) + j1++ + } + i = protohelpers.EncodeVarint(dAtA, i, uint64(pksize2)) + i-- + dAtA[i] = 0xa + } + return len(dAtA) - i, nil +} + +func (m *Exemplar) MarshalVT() (dAtA []byte, err error) { + if m == nil { + return nil, nil + } + size := m.SizeVT() + dAtA = make([]byte, size) + n, err := m.MarshalToSizedBufferVT(dAtA[:size]) + if err != nil { + return nil, err + } + return dAtA[:n], nil +} + +func (m *Exemplar) MarshalToVT(dAtA []byte) (int, error) { + size := m.SizeVT() + return m.MarshalToSizedBufferVT(dAtA[:size]) +} + +func (m *Exemplar) MarshalToSizedBufferVT(dAtA []byte) (int, error) { + if m == nil { + return 0, nil + } + i := len(dAtA) + _ = i + var l int + _ = l + if m.unknownFields != nil { + i -= len(m.unknownFields) + copy(dAtA[i:], m.unknownFields) + } + if m.Timestamp != 0 { + i = protohelpers.EncodeVarint(dAtA, i, uint64(m.Timestamp)) + i-- + dAtA[i] = 0x18 + } + if m.Value != 0 { + i -= 8 + binary.LittleEndian.PutUint64(dAtA[i:], uint64(math.Float64bits(float64(m.Value)))) + i-- + dAtA[i] = 0x11 + } + if len(m.LabelsRefs) > 0 { + var pksize2 int + for _, num := range m.LabelsRefs { + pksize2 += protohelpers.SizeOfVarint(uint64(num)) + } + i -= pksize2 + j1 := i + for _, num := range m.LabelsRefs { + for num >= 1<<7 { + dAtA[j1] = uint8(uint64(num)&0x7f | 0x80) + num >>= 7 + j1++ + } + dAtA[j1] = uint8(num) + j1++ + } + i = protohelpers.EncodeVarint(dAtA, i, uint64(pksize2)) + i-- + dAtA[i] = 0xa + } + return len(dAtA) - i, nil +} + +func (m *Sample) MarshalVT() (dAtA []byte, err error) { + if m == nil { + return nil, nil + } + size := m.SizeVT() + dAtA = make([]byte, size) + n, err := m.MarshalToSizedBufferVT(dAtA[:size]) + if err != nil { + return nil, err + } + return dAtA[:n], nil +} + +func (m *Sample) MarshalToVT(dAtA []byte) (int, error) { + size := m.SizeVT() + return m.MarshalToSizedBufferVT(dAtA[:size]) +} + +func (m *Sample) MarshalToSizedBufferVT(dAtA []byte) 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+ _ = i + var l int + _ = l + if m.unknownFields != nil { + i -= len(m.unknownFields) + copy(dAtA[i:], m.unknownFields) + } + if vtmsg, ok := m.ZeroCount.(interface { + MarshalToSizedBufferVT([]byte) (int, error) + }); ok { + size, err := vtmsg.MarshalToSizedBufferVT(dAtA[:i]) + if err != nil { + return 0, err + } + i -= size + } + if vtmsg, ok := m.Count.(interface { + MarshalToSizedBufferVT([]byte) (int, error) + }); ok { + size, err := vtmsg.MarshalToSizedBufferVT(dAtA[:i]) + if err != nil { + return 0, err + } + i -= size + } + if len(m.CustomValues) > 0 { + for iNdEx := len(m.CustomValues) - 1; iNdEx >= 0; iNdEx-- { + f1 := math.Float64bits(float64(m.CustomValues[iNdEx])) + i -= 8 + binary.LittleEndian.PutUint64(dAtA[i:], uint64(f1)) + } + i = protohelpers.EncodeVarint(dAtA, i, uint64(len(m.CustomValues)*8)) + i-- + dAtA[i] = 0x1 + i-- + dAtA[i] = 0x82 + } + if m.Timestamp != 0 { + i = protohelpers.EncodeVarint(dAtA, i, uint64(m.Timestamp)) + i-- + dAtA[i] = 0x78 + } + if m.ResetHint != 0 { + i = protohelpers.EncodeVarint(dAtA, i, uint64(m.ResetHint)) + i-- + dAtA[i] = 0x70 + } + if len(m.PositiveCounts) > 0 { + for iNdEx := len(m.PositiveCounts) - 1; iNdEx >= 0; iNdEx-- { + f2 := math.Float64bits(float64(m.PositiveCounts[iNdEx])) + i -= 8 + binary.LittleEndian.PutUint64(dAtA[i:], uint64(f2)) + } + i = protohelpers.EncodeVarint(dAtA, i, uint64(len(m.PositiveCounts)*8)) + i-- + dAtA[i] = 0x6a + } + if len(m.PositiveDeltas) > 0 { + var pksize4 int + for _, num := range m.PositiveDeltas { + pksize4 += protohelpers.SizeOfZigzag(uint64(num)) + } + i -= pksize4 + j3 := i + for _, num := range m.PositiveDeltas { + x5 := (uint64(num) << 1) ^ uint64((num >> 63)) + for x5 >= 1<<7 { + dAtA[j3] = uint8(uint64(x5)&0x7f | 0x80) + j3++ + x5 >>= 7 + } + dAtA[j3] = uint8(x5) + j3++ + } + i = protohelpers.EncodeVarint(dAtA, i, uint64(pksize4)) + i-- + dAtA[i] = 0x62 + } + if len(m.PositiveSpans) > 0 { + for iNdEx := len(m.PositiveSpans) - 1; iNdEx >= 0; iNdEx-- { + size, err := m.PositiveSpans[iNdEx].MarshalToSizedBufferVT(dAtA[:i]) + if err != nil { + return 0, err + } + i -= size + i = protohelpers.EncodeVarint(dAtA, i, uint64(size)) + i-- + dAtA[i] = 0x5a + } + } + if len(m.NegativeCounts) > 0 { + for iNdEx := len(m.NegativeCounts) - 1; iNdEx >= 0; iNdEx-- { + f6 := math.Float64bits(float64(m.NegativeCounts[iNdEx])) + i -= 8 + binary.LittleEndian.PutUint64(dAtA[i:], uint64(f6)) + } + i = protohelpers.EncodeVarint(dAtA, i, uint64(len(m.NegativeCounts)*8)) + i-- + dAtA[i] = 0x52 + } + if len(m.NegativeDeltas) > 0 { + var pksize8 int + for _, num := range m.NegativeDeltas { + pksize8 += protohelpers.SizeOfZigzag(uint64(num)) + } + i -= pksize8 + j7 := i + for _, num := range m.NegativeDeltas { + x9 := (uint64(num) << 1) ^ uint64((num >> 63)) + for x9 >= 1<<7 { + dAtA[j7] = uint8(uint64(x9)&0x7f | 0x80) + j7++ + x9 >>= 7 + } + dAtA[j7] = uint8(x9) + j7++ + } + i = protohelpers.EncodeVarint(dAtA, i, uint64(pksize8)) + i-- + dAtA[i] = 0x4a + } + if len(m.NegativeSpans) > 0 { + for iNdEx := len(m.NegativeSpans) - 1; iNdEx >= 0; iNdEx-- { + size, err := m.NegativeSpans[iNdEx].MarshalToSizedBufferVT(dAtA[:i]) + if err != nil { + return 0, err + } + i -= size + i = protohelpers.EncodeVarint(dAtA, i, uint64(size)) + i-- + dAtA[i] = 0x42 + } + } + if m.ZeroThreshold != 0 { + i -= 8 + binary.LittleEndian.PutUint64(dAtA[i:], uint64(math.Float64bits(float64(m.ZeroThreshold)))) + i-- + dAtA[i] = 0x29 + } + if m.Schema != 0 { + i = protohelpers.EncodeVarint(dAtA, i, uint64((uint32(m.Schema)<<1)^uint32((m.Schema>>31)))) + i-- + dAtA[i] = 0x20 + } + if m.Sum != 0 { + i -= 8 + binary.LittleEndian.PutUint64(dAtA[i:], uint64(math.Float64bits(float64(m.Sum)))) + i-- + dAtA[i] = 0x19 + } + return len(dAtA) - i, nil +} + +func (m *Histogram_CountInt) MarshalToVT(dAtA []byte) (int, error) { + size := m.SizeVT() + return m.MarshalToSizedBufferVT(dAtA[:size]) +} + +func (m *Histogram_CountInt) MarshalToSizedBufferVT(dAtA []byte) (int, error) { + i := len(dAtA) + i = protohelpers.EncodeVarint(dAtA, i, uint64(m.CountInt)) + i-- + dAtA[i] = 0x8 + return len(dAtA) - i, nil +} +func (m *Histogram_CountFloat) MarshalToVT(dAtA []byte) (int, error) { + size := m.SizeVT() + return m.MarshalToSizedBufferVT(dAtA[:size]) +} + +func (m *Histogram_CountFloat) MarshalToSizedBufferVT(dAtA []byte) (int, error) { + i := len(dAtA) + i -= 8 + binary.LittleEndian.PutUint64(dAtA[i:], uint64(math.Float64bits(float64(m.CountFloat)))) + i-- + dAtA[i] = 0x11 + return len(dAtA) - i, nil +} +func (m *Histogram_ZeroCountInt) MarshalToVT(dAtA []byte) (int, error) { + size := m.SizeVT() + return m.MarshalToSizedBufferVT(dAtA[:size]) +} + +func (m *Histogram_ZeroCountInt) MarshalToSizedBufferVT(dAtA []byte) (int, error) { + i := len(dAtA) + i = protohelpers.EncodeVarint(dAtA, i, uint64(m.ZeroCountInt)) + i-- + dAtA[i] = 0x30 + return len(dAtA) - i, nil +} +func (m *Histogram_ZeroCountFloat) MarshalToVT(dAtA []byte) (int, error) { + size := m.SizeVT() + return m.MarshalToSizedBufferVT(dAtA[:size]) +} + +func (m *Histogram_ZeroCountFloat) MarshalToSizedBufferVT(dAtA []byte) (int, error) { + i := len(dAtA) + i -= 8 + binary.LittleEndian.PutUint64(dAtA[i:], uint64(math.Float64bits(float64(m.ZeroCountFloat)))) + i-- + dAtA[i] = 0x39 + return len(dAtA) - i, nil +} +func (m *BucketSpan) MarshalVT() (dAtA []byte, err error) { + if m == nil { + return nil, nil + } + size := m.SizeVT() + dAtA = make([]byte, size) + n, err := m.MarshalToSizedBufferVT(dAtA[:size]) + if err != nil { + return nil, err + } + return dAtA[:n], nil +} + +func (m *BucketSpan) MarshalToVT(dAtA []byte) (int, error) { + size := m.SizeVT() + return m.MarshalToSizedBufferVT(dAtA[:size]) +} + +func (m *BucketSpan) MarshalToSizedBufferVT(dAtA []byte) (int, error) { + if m == nil { + return 0, nil + } + i := len(dAtA) + _ = i + var l int + _ = l + if m.unknownFields != nil { + i -= len(m.unknownFields) + copy(dAtA[i:], m.unknownFields) + } + if m.Length != 0 { + i = protohelpers.EncodeVarint(dAtA, i, uint64(m.Length)) + i-- + dAtA[i] = 0x10 + } + if m.Offset != 0 { + i = protohelpers.EncodeVarint(dAtA, i, uint64((uint32(m.Offset)<<1)^uint32((m.Offset>>31)))) + i-- + dAtA[i] = 0x8 + } + return len(dAtA) - i, nil +} + +func (m *Request) SizeVT() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + if len(m.Symbols) > 0 { + for _, s := range m.Symbols { + l = len(s) + n += 1 + l + protohelpers.SizeOfVarint(uint64(l)) + } + } + if len(m.Timeseries) > 0 { + for _, e := range m.Timeseries { + l = e.SizeVT() + n += 1 + l + protohelpers.SizeOfVarint(uint64(l)) + } + } + n += len(m.unknownFields) + return n +} + +func (m *TimeSeries) SizeVT() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + if len(m.LabelsRefs) > 0 { + l = 0 + for _, e := range m.LabelsRefs { + l += protohelpers.SizeOfVarint(uint64(e)) + } + n += 1 + protohelpers.SizeOfVarint(uint64(l)) + l + } + if len(m.Samples) > 0 { + for _, e := range m.Samples { + l = e.SizeVT() + n += 1 + l + protohelpers.SizeOfVarint(uint64(l)) + } + } + if len(m.Histograms) > 0 { + for _, e := range m.Histograms { + l = e.SizeVT() + n += 1 + l + protohelpers.SizeOfVarint(uint64(l)) + } + } + if len(m.Exemplars) > 0 { + for _, e := range m.Exemplars { + l = e.SizeVT() + n += 1 + l + protohelpers.SizeOfVarint(uint64(l)) + } + } + if m.Metadata != nil { + l = m.Metadata.SizeVT() + n += 1 + l + protohelpers.SizeOfVarint(uint64(l)) + } + if m.CreatedTimestamp != 0 { + n += 1 + protohelpers.SizeOfVarint(uint64(m.CreatedTimestamp)) + } + n += len(m.unknownFields) + return n +} + +func (m *Exemplar) SizeVT() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + if len(m.LabelsRefs) > 0 { + l = 0 + for _, e := range m.LabelsRefs { + l += protohelpers.SizeOfVarint(uint64(e)) + } + n += 1 + protohelpers.SizeOfVarint(uint64(l)) + l + } + if m.Value != 0 { + n += 9 + } + if m.Timestamp != 0 { + n += 1 + protohelpers.SizeOfVarint(uint64(m.Timestamp)) + } + n += len(m.unknownFields) + return n +} + +func (m *Sample) SizeVT() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + if m.Value != 0 { + n += 9 + } + if m.Timestamp != 0 { + n += 1 + protohelpers.SizeOfVarint(uint64(m.Timestamp)) + } + n += len(m.unknownFields) + return n +} + +func (m *Metadata) SizeVT() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + if m.Type != 0 { + n += 1 + protohelpers.SizeOfVarint(uint64(m.Type)) + } + if m.HelpRef != 0 { + n += 1 + protohelpers.SizeOfVarint(uint64(m.HelpRef)) + } + if m.UnitRef != 0 { + n += 1 + protohelpers.SizeOfVarint(uint64(m.UnitRef)) + } + n += len(m.unknownFields) + return n +} + +func (m *Histogram) SizeVT() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + if vtmsg, ok := m.Count.(interface{ SizeVT() int }); ok { + n += vtmsg.SizeVT() + } + if m.Sum != 0 { + n += 9 + } + if m.Schema != 0 { + n += 1 + protohelpers.SizeOfZigzag(uint64(m.Schema)) + } + if m.ZeroThreshold != 0 { + n += 9 + } + if vtmsg, ok := m.ZeroCount.(interface{ SizeVT() int }); ok { + n += vtmsg.SizeVT() + } + if len(m.NegativeSpans) > 0 { + for _, e := range m.NegativeSpans { + l = e.SizeVT() + n += 1 + l + protohelpers.SizeOfVarint(uint64(l)) + } + } + if len(m.NegativeDeltas) > 0 { + l = 0 + for _, e := range m.NegativeDeltas { + l += protohelpers.SizeOfZigzag(uint64(e)) + } + n += 1 + protohelpers.SizeOfVarint(uint64(l)) + l + } + if len(m.NegativeCounts) > 0 { + n += 1 + protohelpers.SizeOfVarint(uint64(len(m.NegativeCounts)*8)) + len(m.NegativeCounts)*8 + } + if len(m.PositiveSpans) > 0 { + for _, e := range m.PositiveSpans { + l = e.SizeVT() + n += 1 + l + protohelpers.SizeOfVarint(uint64(l)) + } + } + if len(m.PositiveDeltas) > 0 { + l = 0 + for _, e := range m.PositiveDeltas { + l += protohelpers.SizeOfZigzag(uint64(e)) + } + n += 1 + protohelpers.SizeOfVarint(uint64(l)) + l + } + if len(m.PositiveCounts) > 0 { + n += 1 + protohelpers.SizeOfVarint(uint64(len(m.PositiveCounts)*8)) + len(m.PositiveCounts)*8 + } + if m.ResetHint != 0 { + n += 1 + protohelpers.SizeOfVarint(uint64(m.ResetHint)) + } + if m.Timestamp != 0 { + n += 1 + protohelpers.SizeOfVarint(uint64(m.Timestamp)) + } + if len(m.CustomValues) > 0 { + n += 2 + protohelpers.SizeOfVarint(uint64(len(m.CustomValues)*8)) + len(m.CustomValues)*8 + } + n += len(m.unknownFields) + return n +} + +func (m *Histogram_CountInt) SizeVT() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + n += 1 + protohelpers.SizeOfVarint(uint64(m.CountInt)) + return n +} +func (m *Histogram_CountFloat) SizeVT() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + n += 9 + return n +} +func (m *Histogram_ZeroCountInt) SizeVT() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + n += 1 + protohelpers.SizeOfVarint(uint64(m.ZeroCountInt)) + return n +} +func (m *Histogram_ZeroCountFloat) SizeVT() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + n += 9 + return n +} +func (m *BucketSpan) SizeVT() (n int) { + if m == nil { + return 0 + } + var l int + _ = l + if m.Offset != 0 { + n += 1 + protohelpers.SizeOfZigzag(uint64(m.Offset)) + } + if m.Length != 0 { + n += 1 + protohelpers.SizeOfVarint(uint64(m.Length)) + } + n += len(m.unknownFields) + return n +} + +func (m *Request) UnmarshalVT(dAtA []byte) error { + l := len(dAtA) + iNdEx := 0 + for iNdEx < l { + preIndex := iNdEx + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + fieldNum := int32(wire >> 3) + wireType := int(wire & 0x7) + if wireType == 4 { + return fmt.Errorf("proto: Request: wiretype end group for non-group") + } + if fieldNum <= 0 { + return fmt.Errorf("proto: Request: illegal tag %d (wire type %d)", fieldNum, wire) + } + switch fieldNum { + case 4: + if wireType != 2 { + return fmt.Errorf("proto: wrong wireType = %d for field Symbols", wireType) + } + var stringLen uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + stringLen |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + intStringLen := int(stringLen) + if intStringLen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + intStringLen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + m.Symbols = append(m.Symbols, string(dAtA[iNdEx:postIndex])) + iNdEx = postIndex + case 5: + if wireType != 2 { + return fmt.Errorf("proto: wrong wireType = %d for field Timeseries", wireType) + } + var msglen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + msglen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if msglen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + msglen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + m.Timeseries = append(m.Timeseries, &TimeSeries{}) + if err := m.Timeseries[len(m.Timeseries)-1].UnmarshalVT(dAtA[iNdEx:postIndex]); err != nil { + return err + } + iNdEx = postIndex + default: + iNdEx = preIndex + skippy, err := protohelpers.Skip(dAtA[iNdEx:]) + if err != nil { + return err + } + if (skippy < 0) || (iNdEx+skippy) < 0 { + return protohelpers.ErrInvalidLength + } + if (iNdEx + skippy) > l { + return io.ErrUnexpectedEOF + } + m.unknownFields = append(m.unknownFields, dAtA[iNdEx:iNdEx+skippy]...) + iNdEx += skippy + } + } + + if iNdEx > l { + return io.ErrUnexpectedEOF + } + return nil +} +func (m *TimeSeries) UnmarshalVT(dAtA []byte) error { + l := len(dAtA) + iNdEx := 0 + for iNdEx < l { + preIndex := iNdEx + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + fieldNum := int32(wire >> 3) + wireType := int(wire & 0x7) + if wireType == 4 { + return fmt.Errorf("proto: TimeSeries: wiretype end group for non-group") + } + if fieldNum <= 0 { + return fmt.Errorf("proto: TimeSeries: illegal tag %d (wire type %d)", fieldNum, wire) + } + switch fieldNum { + case 1: + if wireType == 0 { + var v uint32 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= uint32(b&0x7F) << shift + if b < 0x80 { + break + } + } + m.LabelsRefs = append(m.LabelsRefs, v) + } else if wireType == 2 { + var packedLen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + packedLen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if packedLen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + packedLen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + var elementCount int + var count int + for _, integer := range dAtA[iNdEx:postIndex] { + if integer < 128 { + count++ + } + } + elementCount = count + if elementCount != 0 && len(m.LabelsRefs) == 0 { + m.LabelsRefs = make([]uint32, 0, elementCount) + } + for iNdEx < postIndex { + var v uint32 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= uint32(b&0x7F) << shift + if b < 0x80 { + break + } + } + m.LabelsRefs = append(m.LabelsRefs, v) + } + } else { + return fmt.Errorf("proto: wrong wireType = %d for field LabelsRefs", wireType) + } + case 2: + if wireType != 2 { + return fmt.Errorf("proto: wrong wireType = %d for field Samples", wireType) + } + var msglen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + msglen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if msglen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + msglen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + m.Samples = append(m.Samples, &Sample{}) + if err := m.Samples[len(m.Samples)-1].UnmarshalVT(dAtA[iNdEx:postIndex]); err != nil { + return err + } + iNdEx = postIndex + case 3: + if wireType != 2 { + return fmt.Errorf("proto: wrong wireType = %d for field Histograms", wireType) + } + var msglen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + msglen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if msglen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + msglen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + m.Histograms = append(m.Histograms, &Histogram{}) + if err := m.Histograms[len(m.Histograms)-1].UnmarshalVT(dAtA[iNdEx:postIndex]); err != nil { + return err + } + iNdEx = postIndex + case 4: + if wireType != 2 { + return fmt.Errorf("proto: wrong wireType = %d for field Exemplars", wireType) + } + var msglen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + msglen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if msglen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + msglen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + m.Exemplars = append(m.Exemplars, &Exemplar{}) + if err := m.Exemplars[len(m.Exemplars)-1].UnmarshalVT(dAtA[iNdEx:postIndex]); err != nil { + return err + } + iNdEx = postIndex + case 5: + if wireType != 2 { + return fmt.Errorf("proto: wrong wireType = %d for field Metadata", wireType) + } + var msglen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + msglen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if msglen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + msglen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + if m.Metadata == nil { + m.Metadata = &Metadata{} + } + if err := m.Metadata.UnmarshalVT(dAtA[iNdEx:postIndex]); err != nil { + return err + } + iNdEx = postIndex + case 6: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field CreatedTimestamp", wireType) + } + m.CreatedTimestamp = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.CreatedTimestamp |= int64(b&0x7F) << shift + if b < 0x80 { + break + } + } + default: + iNdEx = preIndex + skippy, err := protohelpers.Skip(dAtA[iNdEx:]) + if err != nil { + return err + } + if (skippy < 0) || (iNdEx+skippy) < 0 { + return protohelpers.ErrInvalidLength + } + if (iNdEx + skippy) > l { + return io.ErrUnexpectedEOF + } + m.unknownFields = append(m.unknownFields, dAtA[iNdEx:iNdEx+skippy]...) + iNdEx += skippy + } + } + + if iNdEx > l { + return io.ErrUnexpectedEOF + } + return nil +} +func (m *Exemplar) UnmarshalVT(dAtA []byte) error { + l := len(dAtA) + iNdEx := 0 + for iNdEx < l { + preIndex := iNdEx + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + fieldNum := int32(wire >> 3) + wireType := int(wire & 0x7) + if wireType == 4 { + return fmt.Errorf("proto: Exemplar: wiretype end group for non-group") + } + if fieldNum <= 0 { + return fmt.Errorf("proto: Exemplar: illegal tag %d (wire type %d)", fieldNum, wire) + } + switch fieldNum { + case 1: + if wireType == 0 { + var v uint32 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= uint32(b&0x7F) << shift + if b < 0x80 { + break + } + } + m.LabelsRefs = append(m.LabelsRefs, v) + } else if wireType == 2 { + var packedLen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + packedLen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if packedLen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + packedLen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + var elementCount int + var count int + for _, integer := range dAtA[iNdEx:postIndex] { + if integer < 128 { + count++ + } + } + elementCount = count + if elementCount != 0 && len(m.LabelsRefs) == 0 { + m.LabelsRefs = make([]uint32, 0, elementCount) + } + for iNdEx < postIndex { + var v uint32 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= uint32(b&0x7F) << shift + if b < 0x80 { + break + } + } + m.LabelsRefs = append(m.LabelsRefs, v) + } + } else { + return fmt.Errorf("proto: wrong wireType = %d for field LabelsRefs", wireType) + } + case 2: + if wireType != 1 { + return fmt.Errorf("proto: wrong wireType = %d for field Value", wireType) + } + var v uint64 + if (iNdEx + 8) > l { + return io.ErrUnexpectedEOF + } + v = uint64(binary.LittleEndian.Uint64(dAtA[iNdEx:])) + iNdEx += 8 + m.Value = float64(math.Float64frombits(v)) + case 3: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field Timestamp", wireType) + } + m.Timestamp = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.Timestamp |= int64(b&0x7F) << shift + if b < 0x80 { + break + } + } + default: + iNdEx = preIndex + skippy, err := protohelpers.Skip(dAtA[iNdEx:]) + if err != nil { + return err + } + if (skippy < 0) || (iNdEx+skippy) < 0 { + return protohelpers.ErrInvalidLength + } + if (iNdEx + skippy) > l { + return io.ErrUnexpectedEOF + } + m.unknownFields = append(m.unknownFields, dAtA[iNdEx:iNdEx+skippy]...) + iNdEx += skippy + } + } + + if iNdEx > l { + return io.ErrUnexpectedEOF + } + return nil +} +func (m *Sample) UnmarshalVT(dAtA []byte) error { + l := len(dAtA) + iNdEx := 0 + for iNdEx < l { + preIndex := iNdEx + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + fieldNum := int32(wire >> 3) + wireType := int(wire & 0x7) + if wireType == 4 { + return fmt.Errorf("proto: Sample: wiretype end group for non-group") + } + if fieldNum <= 0 { + return fmt.Errorf("proto: Sample: illegal tag %d (wire type %d)", fieldNum, wire) + } + switch fieldNum { + case 1: + if wireType != 1 { + return fmt.Errorf("proto: wrong wireType = %d for field Value", wireType) + } + var v uint64 + if (iNdEx + 8) > l { + return io.ErrUnexpectedEOF + } + v = uint64(binary.LittleEndian.Uint64(dAtA[iNdEx:])) + iNdEx += 8 + m.Value = float64(math.Float64frombits(v)) + case 2: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field Timestamp", wireType) + } + m.Timestamp = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.Timestamp |= int64(b&0x7F) << shift + if b < 0x80 { + break + } + } + default: + iNdEx = preIndex + skippy, err := protohelpers.Skip(dAtA[iNdEx:]) + if err != nil { + return err + } + if (skippy < 0) || (iNdEx+skippy) < 0 { + return protohelpers.ErrInvalidLength + } + if (iNdEx + skippy) > l { + return io.ErrUnexpectedEOF + } + m.unknownFields = append(m.unknownFields, dAtA[iNdEx:iNdEx+skippy]...) + iNdEx += skippy + } + } + + if iNdEx > l { + return io.ErrUnexpectedEOF + } + return nil +} +func (m *Metadata) UnmarshalVT(dAtA []byte) error { + l := len(dAtA) + iNdEx := 0 + for iNdEx < l { + preIndex := iNdEx + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + fieldNum := int32(wire >> 3) + wireType := int(wire & 0x7) + if wireType == 4 { + return fmt.Errorf("proto: Metadata: wiretype end group for non-group") + } + if fieldNum <= 0 { + return fmt.Errorf("proto: Metadata: illegal tag %d (wire type %d)", fieldNum, wire) + } + switch fieldNum { + case 1: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field Type", wireType) + } + m.Type = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.Type |= Metadata_MetricType(b&0x7F) << shift + if b < 0x80 { + break + } + } + case 3: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field HelpRef", wireType) + } + m.HelpRef = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.HelpRef |= uint32(b&0x7F) << shift + if b < 0x80 { + break + } + } + case 4: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field UnitRef", wireType) + } + m.UnitRef = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.UnitRef |= uint32(b&0x7F) << shift + if b < 0x80 { + break + } + } + default: + iNdEx = preIndex + skippy, err := protohelpers.Skip(dAtA[iNdEx:]) + if err != nil { + return err + } + if (skippy < 0) || (iNdEx+skippy) < 0 { + return protohelpers.ErrInvalidLength + } + if (iNdEx + skippy) > l { + return io.ErrUnexpectedEOF + } + m.unknownFields = append(m.unknownFields, dAtA[iNdEx:iNdEx+skippy]...) + iNdEx += skippy + } + } + + if iNdEx > l { + return io.ErrUnexpectedEOF + } + return nil +} +func (m *Histogram) UnmarshalVT(dAtA []byte) error { + l := len(dAtA) + iNdEx := 0 + for iNdEx < l { + preIndex := iNdEx + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + fieldNum := int32(wire >> 3) + wireType := int(wire & 0x7) + if wireType == 4 { + return fmt.Errorf("proto: Histogram: wiretype end group for non-group") + } + if fieldNum <= 0 { + return fmt.Errorf("proto: Histogram: illegal tag %d (wire type %d)", fieldNum, wire) + } + switch fieldNum { + case 1: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field CountInt", wireType) + } + var v uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + m.Count = &Histogram_CountInt{CountInt: v} + case 2: + if wireType != 1 { + return fmt.Errorf("proto: wrong wireType = %d for field CountFloat", wireType) + } + var v uint64 + if (iNdEx + 8) > l { + return io.ErrUnexpectedEOF + } + v = uint64(binary.LittleEndian.Uint64(dAtA[iNdEx:])) + iNdEx += 8 + m.Count = &Histogram_CountFloat{CountFloat: float64(math.Float64frombits(v))} + case 3: + if wireType != 1 { + return fmt.Errorf("proto: wrong wireType = %d for field Sum", wireType) + } + var v uint64 + if (iNdEx + 8) > l { + return io.ErrUnexpectedEOF + } + v = uint64(binary.LittleEndian.Uint64(dAtA[iNdEx:])) + iNdEx += 8 + m.Sum = float64(math.Float64frombits(v)) + case 4: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field Schema", wireType) + } + var v int32 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= int32(b&0x7F) << shift + if b < 0x80 { + break + } + } + v = int32((uint32(v) >> 1) ^ uint32(((v&1)<<31)>>31)) + m.Schema = v + case 5: + if wireType != 1 { + return fmt.Errorf("proto: wrong wireType = %d for field ZeroThreshold", wireType) + } + var v uint64 + if (iNdEx + 8) > l { + return io.ErrUnexpectedEOF + } + v = uint64(binary.LittleEndian.Uint64(dAtA[iNdEx:])) + iNdEx += 8 + m.ZeroThreshold = float64(math.Float64frombits(v)) + case 6: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field ZeroCountInt", wireType) + } + var v uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + m.ZeroCount = &Histogram_ZeroCountInt{ZeroCountInt: v} + case 7: + if wireType != 1 { + return fmt.Errorf("proto: wrong wireType = %d for field ZeroCountFloat", wireType) + } + var v uint64 + if (iNdEx + 8) > l { + return io.ErrUnexpectedEOF + } + v = uint64(binary.LittleEndian.Uint64(dAtA[iNdEx:])) + iNdEx += 8 + m.ZeroCount = &Histogram_ZeroCountFloat{ZeroCountFloat: float64(math.Float64frombits(v))} + case 8: + if wireType != 2 { + return fmt.Errorf("proto: wrong wireType = %d for field NegativeSpans", wireType) + } + var msglen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + msglen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if msglen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + msglen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + m.NegativeSpans = append(m.NegativeSpans, &BucketSpan{}) + if err := m.NegativeSpans[len(m.NegativeSpans)-1].UnmarshalVT(dAtA[iNdEx:postIndex]); err != nil { + return err + } + iNdEx = postIndex + case 9: + if wireType == 0 { + var v uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + v = (v >> 1) ^ uint64((int64(v&1)<<63)>>63) + m.NegativeDeltas = append(m.NegativeDeltas, int64(v)) + } else if wireType == 2 { + var packedLen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + packedLen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if packedLen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + packedLen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + var elementCount int + var count int + for _, integer := range dAtA[iNdEx:postIndex] { + if integer < 128 { + count++ + } + } + elementCount = count + if elementCount != 0 && len(m.NegativeDeltas) == 0 { + m.NegativeDeltas = make([]int64, 0, elementCount) + } + for iNdEx < postIndex { + var v uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + v = (v >> 1) ^ uint64((int64(v&1)<<63)>>63) + m.NegativeDeltas = append(m.NegativeDeltas, int64(v)) + } + } else { + return fmt.Errorf("proto: wrong wireType = %d for field NegativeDeltas", wireType) + } + case 10: + if wireType == 1 { + var v uint64 + if (iNdEx + 8) > l { + return io.ErrUnexpectedEOF + } + v = uint64(binary.LittleEndian.Uint64(dAtA[iNdEx:])) + iNdEx += 8 + v2 := float64(math.Float64frombits(v)) + m.NegativeCounts = append(m.NegativeCounts, v2) + } else if wireType == 2 { + var packedLen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + packedLen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if packedLen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + packedLen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + var elementCount int + elementCount = packedLen / 8 + if elementCount != 0 && len(m.NegativeCounts) == 0 { + m.NegativeCounts = make([]float64, 0, elementCount) + } + for iNdEx < postIndex { + var v uint64 + if (iNdEx + 8) > l { + return io.ErrUnexpectedEOF + } + v = uint64(binary.LittleEndian.Uint64(dAtA[iNdEx:])) + iNdEx += 8 + v2 := float64(math.Float64frombits(v)) + m.NegativeCounts = append(m.NegativeCounts, v2) + } + } else { + return fmt.Errorf("proto: wrong wireType = %d for field NegativeCounts", wireType) + } + case 11: + if wireType != 2 { + return fmt.Errorf("proto: wrong wireType = %d for field PositiveSpans", wireType) + } + var msglen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + msglen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if msglen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + msglen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + m.PositiveSpans = append(m.PositiveSpans, &BucketSpan{}) + if err := m.PositiveSpans[len(m.PositiveSpans)-1].UnmarshalVT(dAtA[iNdEx:postIndex]); err != nil { + return err + } + iNdEx = postIndex + case 12: + if wireType == 0 { + var v uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + v = (v >> 1) ^ uint64((int64(v&1)<<63)>>63) + m.PositiveDeltas = append(m.PositiveDeltas, int64(v)) + } else if wireType == 2 { + var packedLen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + packedLen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if packedLen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + packedLen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + var elementCount int + var count int + for _, integer := range dAtA[iNdEx:postIndex] { + if integer < 128 { + count++ + } + } + elementCount = count + if elementCount != 0 && len(m.PositiveDeltas) == 0 { + m.PositiveDeltas = make([]int64, 0, elementCount) + } + for iNdEx < postIndex { + var v uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + v = (v >> 1) ^ uint64((int64(v&1)<<63)>>63) + m.PositiveDeltas = append(m.PositiveDeltas, int64(v)) + } + } else { + return fmt.Errorf("proto: wrong wireType = %d for field PositiveDeltas", wireType) + } + case 13: + if wireType == 1 { + var v uint64 + if (iNdEx + 8) > l { + return io.ErrUnexpectedEOF + } + v = uint64(binary.LittleEndian.Uint64(dAtA[iNdEx:])) + iNdEx += 8 + v2 := float64(math.Float64frombits(v)) + m.PositiveCounts = append(m.PositiveCounts, v2) + } else if wireType == 2 { + var packedLen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + packedLen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if packedLen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + packedLen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + var elementCount int + elementCount = packedLen / 8 + if elementCount != 0 && len(m.PositiveCounts) == 0 { + m.PositiveCounts = make([]float64, 0, elementCount) + } + for iNdEx < postIndex { + var v uint64 + if (iNdEx + 8) > l { + return io.ErrUnexpectedEOF + } + v = uint64(binary.LittleEndian.Uint64(dAtA[iNdEx:])) + iNdEx += 8 + v2 := float64(math.Float64frombits(v)) + m.PositiveCounts = append(m.PositiveCounts, v2) + } + } else { + return fmt.Errorf("proto: wrong wireType = %d for field PositiveCounts", wireType) + } + case 14: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field ResetHint", wireType) + } + m.ResetHint = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.ResetHint |= Histogram_ResetHint(b&0x7F) << shift + if b < 0x80 { + break + } + } + case 15: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field Timestamp", wireType) + } + m.Timestamp = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.Timestamp |= int64(b&0x7F) << shift + if b < 0x80 { + break + } + } + case 16: + if wireType == 1 { + var v uint64 + if (iNdEx + 8) > l { + return io.ErrUnexpectedEOF + } + v = uint64(binary.LittleEndian.Uint64(dAtA[iNdEx:])) + iNdEx += 8 + v2 := float64(math.Float64frombits(v)) + m.CustomValues = append(m.CustomValues, v2) + } else if wireType == 2 { + var packedLen int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + packedLen |= int(b&0x7F) << shift + if b < 0x80 { + break + } + } + if packedLen < 0 { + return protohelpers.ErrInvalidLength + } + postIndex := iNdEx + packedLen + if postIndex < 0 { + return protohelpers.ErrInvalidLength + } + if postIndex > l { + return io.ErrUnexpectedEOF + } + var elementCount int + elementCount = packedLen / 8 + if elementCount != 0 && len(m.CustomValues) == 0 { + m.CustomValues = make([]float64, 0, elementCount) + } + for iNdEx < postIndex { + var v uint64 + if (iNdEx + 8) > l { + return io.ErrUnexpectedEOF + } + v = uint64(binary.LittleEndian.Uint64(dAtA[iNdEx:])) + iNdEx += 8 + v2 := float64(math.Float64frombits(v)) + m.CustomValues = append(m.CustomValues, v2) + } + } else { + return fmt.Errorf("proto: wrong wireType = %d for field CustomValues", wireType) + } + default: + iNdEx = preIndex + skippy, err := protohelpers.Skip(dAtA[iNdEx:]) + if err != nil { + return err + } + if (skippy < 0) || (iNdEx+skippy) < 0 { + return protohelpers.ErrInvalidLength + } + if (iNdEx + skippy) > l { + return io.ErrUnexpectedEOF + } + m.unknownFields = append(m.unknownFields, dAtA[iNdEx:iNdEx+skippy]...) + iNdEx += skippy + } + } + + if iNdEx > l { + return io.ErrUnexpectedEOF + } + return nil +} +func (m *BucketSpan) UnmarshalVT(dAtA []byte) error { + l := len(dAtA) + iNdEx := 0 + for iNdEx < l { + preIndex := iNdEx + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } + fieldNum := int32(wire >> 3) + wireType := int(wire & 0x7) + if wireType == 4 { + return fmt.Errorf("proto: BucketSpan: wiretype end group for non-group") + } + if fieldNum <= 0 { + return fmt.Errorf("proto: BucketSpan: illegal tag %d (wire type %d)", fieldNum, wire) + } + switch fieldNum { + case 1: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field Offset", wireType) + } + var v int32 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + v |= int32(b&0x7F) << shift + if b < 0x80 { + break + } + } + v = int32((uint32(v) >> 1) ^ uint32(((v&1)<<31)>>31)) + m.Offset = v + case 2: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field Length", wireType) + } + m.Length = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return protohelpers.ErrIntOverflow + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.Length |= uint32(b&0x7F) << shift + if b < 0x80 { + break + } + } + default: + iNdEx = preIndex + skippy, err := protohelpers.Skip(dAtA[iNdEx:]) + if err != nil { + return err + } + if (skippy < 0) || (iNdEx+skippy) < 0 { + return protohelpers.ErrInvalidLength + } + if (iNdEx + skippy) > l { + return io.ErrUnexpectedEOF + } + m.unknownFields = append(m.unknownFields, dAtA[iNdEx:iNdEx+skippy]...) + iNdEx += skippy + } + } + + if iNdEx > l { + return io.ErrUnexpectedEOF + } + return nil +} diff --git a/exp/api/remote/remote_api.go b/exp/api/remote/remote_api.go new file mode 100644 index 000000000..d64e5cbd8 --- /dev/null +++ b/exp/api/remote/remote_api.go @@ -0,0 +1,543 @@ +// Copyright 2024 The Prometheus Authors +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +// Package remote implements bindings for Prometheus Remote APIs. +package remote + +import ( + "bytes" + "context" + "errors" + "fmt" + "io" + "log/slog" + "net/http" + "net/url" + "path" + "strconv" + "strings" + "sync" + "time" + + "github.com/klauspost/compress/snappy" + "google.golang.org/protobuf/proto" + + "github.com/prometheus/client_golang/exp/internal/github.com/efficientgo/core/backoff" +) + +// API is a client for Prometheus Remote Protocols. +// NOTE(bwplotka): Only https://prometheus.io/docs/specs/remote_write_spec_2_0/ is currently implemented, +// read protocols to be implemented if there will be a demand. +type API struct { + baseURL *url.URL + + opts apiOpts + bufPool sync.Pool +} + +// APIOption represents a remote API option. +type APIOption func(o *apiOpts) error + +// TODO(bwplotka): Add "too old sample" handling one day. +type apiOpts struct { + logger *slog.Logger + client *http.Client + backoff backoff.Config + compression Compression + path string + retryOnRateLimit bool +} + +var defaultAPIOpts = &apiOpts{ + backoff: backoff.Config{ + Min: 1 * time.Second, + Max: 10 * time.Second, + MaxRetries: 10, + }, + client: http.DefaultClient, + // Hardcoded for now. + retryOnRateLimit: true, + compression: SnappyBlockCompression, + path: "api/v1/write", +} + +// WithAPILogger returns APIOption that allows providing slog logger. +// By default, nothing is logged. +func WithAPILogger(logger *slog.Logger) APIOption { + return func(o *apiOpts) error { + o.logger = logger + return nil + } +} + +// WithAPIHTTPClient returns APIOption that allows providing http client. +func WithAPIHTTPClient(client *http.Client) APIOption { + return func(o *apiOpts) error { + o.client = client + return nil + } +} + +// WithAPIPath returns APIOption that allows providing path to send remote write requests to. +func WithAPIPath(path string) APIOption { + return func(o *apiOpts) error { + o.path = path + return nil + } +} + +// WithAPIRetryOnRateLimit returns APIOption that disables retrying on rate limit status code. +func WithAPINoRetryOnRateLimit() APIOption { + return func(o *apiOpts) error { + o.retryOnRateLimit = false + return nil + } +} + +// WithAPIBackoff returns APIOption that allows overriding backoff configuration. +func WithAPIBackoff(backoff backoff.Config) APIOption { + return func(o *apiOpts) error { + o.backoff = backoff + return nil + } +} + +type nopSlogHandler struct{} + +func (n nopSlogHandler) Enabled(context.Context, slog.Level) bool { return false } +func (n nopSlogHandler) Handle(context.Context, slog.Record) error { return nil } +func (n nopSlogHandler) WithAttrs([]slog.Attr) slog.Handler { return n } +func (n nopSlogHandler) WithGroup(string) slog.Handler { return n } + +// NewAPI returns a new API for the clients of Remote Write Protocol. +func NewAPI(baseURL string, opts ...APIOption) (*API, error) { + parsedURL, err := url.Parse(baseURL) + if err != nil { + return nil, fmt.Errorf("invalid base URL: %w", err) + } + + o := *defaultAPIOpts + for _, opt := range opts { + if err := opt(&o); err != nil { + return nil, err + } + } + + if o.logger == nil { + o.logger = slog.New(nopSlogHandler{}) + } + + parsedURL.Path = path.Join(parsedURL.Path, o.path) + + api := &API{ + opts: o, + baseURL: parsedURL, + bufPool: sync.Pool{ + New: func() any { + b := make([]byte, 0, 1024*16) // Initial capacity of 16KB. + return &b + }, + }, + } + return api, nil +} + +type retryableError struct { + error + retryAfter time.Duration +} + +func (r retryableError) RetryAfter() time.Duration { + return r.retryAfter +} + +type vtProtoEnabled interface { + SizeVT() int + MarshalToSizedBufferVT(dAtA []byte) (int, error) +} + +type gogoProtoEnabled interface { + Size() (n int) + MarshalToSizedBuffer(dAtA []byte) (n int, err error) +} + +// Write writes given, non-empty, protobuf message to a remote storage. +// +// Depending on serialization methods, +// - https://github.com/planetscale/vtprotobuf methods will be used if your msg +// supports those (e.g. SizeVT() and MarshalToSizedBufferVT(...)), for efficiency +// - Otherwise https://github.com/gogo/protobuf methods (e.g. Size() and MarshalToSizedBuffer(...)) +// will be used +// - If neither is supported, it will marshaled using generic google.golang.org/protobuf methods and +// error out on unknown scheme. +func (r *API) Write(ctx context.Context, msgType WriteMessageType, msg any) (_ WriteResponseStats, err error) { + buf := r.bufPool.Get().(*[]byte) + + if err := msgType.Validate(); err != nil { + return WriteResponseStats{}, err + } + + // Encode the payload. + switch m := msg.(type) { + case vtProtoEnabled: + // Use optimized vtprotobuf if supported. + size := m.SizeVT() + if cap(*buf) < size { + *buf = make([]byte, size) + } else { + *buf = (*buf)[:size] + } + + if _, err := m.MarshalToSizedBufferVT(*buf); err != nil { + return WriteResponseStats{}, fmt.Errorf("encoding request %w", err) + } + case gogoProtoEnabled: + // Gogo proto if supported. + size := m.Size() + if cap(*buf) < size { + *buf = make([]byte, size) + } else { + *buf = (*buf)[:size] + } + + if _, err := m.MarshalToSizedBuffer(*buf); err != nil { + return WriteResponseStats{}, fmt.Errorf("encoding request %w", err) + } + case proto.Message: + // Generic proto. + *buf, err = (proto.MarshalOptions{}).MarshalAppend(*buf, m) + if err != nil { + return WriteResponseStats{}, fmt.Errorf("encoding request %w", err) + } + default: + return WriteResponseStats{}, fmt.Errorf("unknown message type %T", m) + } + + comprBuf := r.bufPool.Get().(*[]byte) + payload, err := compressPayload(comprBuf, r.opts.compression, *buf) + if err != nil { + return WriteResponseStats{}, fmt.Errorf("compressing %w", err) + } + r.bufPool.Put(buf) + r.bufPool.Put(comprBuf) + + // Since we retry writes we need to track the total amount of accepted data + // across the various attempts. + accumulatedStats := WriteResponseStats{} + + b := backoff.New(ctx, r.opts.backoff) + for { + rs, err := r.attemptWrite(ctx, r.opts.compression, msgType, payload, b.NumRetries()) + accumulatedStats.Add(rs) + if err == nil { + // Check the case mentioned in PRW 2.0. + // https://prometheus.io/docs/specs/remote_write_spec_2_0/#required-written-response-headers. + if msgType == WriteV2MessageType && !accumulatedStats.confirmed && accumulatedStats.NoDataWritten() { + // TODO(bwplotka): Allow users to disable this check or provide their stats for us to know if it's empty. + return accumulatedStats, fmt.Errorf("sent v2 request; "+ + "got 2xx, but PRW 2.0 response header statistics indicate %v samples, %v histograms "+ + "and %v exemplars were accepted; assumining failure e.g. the target only supports "+ + "PRW 1.0 prometheus.WriteRequest, but does not check the Content-Type header correctly", + accumulatedStats.Samples, accumulatedStats.Histograms, accumulatedStats.Exemplars, + ) + } + // Success! + // TODO(bwplotka): Debug log with retry summary? + return accumulatedStats, nil + } + + var retryableErr retryableError + if !errors.As(err, &retryableErr) { + // TODO(bwplotka): More context in the error e.g. about retries. + return accumulatedStats, err + } + + if !b.Ongoing() { + // TODO(bwplotka): More context in the error e.g. about retries. + return accumulatedStats, err + } + + backoffDelay := b.NextDelay() + retryableErr.RetryAfter() + r.opts.logger.Error("failed to send remote write request; retrying after backoff", "err", err, "backoff", backoffDelay) + select { + case <-ctx.Done(): + // TODO(bwplotka): More context in the error e.g. about retries. + return WriteResponseStats{}, ctx.Err() + case <-time.After(backoffDelay): + // Retry. + } + } +} + +func compressPayload(tmpbuf *[]byte, enc Compression, inp []byte) (compressed []byte, _ error) { + switch enc { + case SnappyBlockCompression: + if cap(*tmpbuf) < snappy.MaxEncodedLen(len(inp)) { + *tmpbuf = make([]byte, snappy.MaxEncodedLen(len(inp))) + } else { + *tmpbuf = (*tmpbuf)[:snappy.MaxEncodedLen(len(inp))] + } + + compressed = snappy.Encode(*tmpbuf, inp) + return compressed, nil + default: + return compressed, fmt.Errorf("unknown compression scheme [%v]", enc) + } +} + +func (r *API) attemptWrite(ctx context.Context, compr Compression, msgType WriteMessageType, payload []byte, attempt int) (WriteResponseStats, error) { + req, err := http.NewRequest(http.MethodPost, r.baseURL.String(), bytes.NewReader(payload)) + if err != nil { + // Errors from NewRequest are from unparsable URLs, so are not + // recoverable. + return WriteResponseStats{}, err + } + + req.Header.Add("Content-Encoding", string(compr)) + req.Header.Set("Content-Type", contentTypeHeader(msgType)) + if msgType == WriteV1MessageType { + // Compatibility mode for 1.0. + req.Header.Set(versionHeader, version1HeaderValue) + } else { + req.Header.Set(versionHeader, version20HeaderValue) + } + + if attempt > 0 { + req.Header.Set("Retry-Attempt", strconv.Itoa(attempt)) + } + + resp, err := r.opts.client.Do(req.WithContext(ctx)) + if err != nil { + // Errors from Client.Do are likely network errors, so recoverable. + return WriteResponseStats{}, retryableError{err, 0} + } + defer resp.Body.Close() + + body, err := io.ReadAll(resp.Body) + if err != nil { + return WriteResponseStats{}, fmt.Errorf("reading response body: %w", err) + } + + rs := WriteResponseStats{} + if msgType == WriteV2MessageType { + rs, err = parseWriteResponseStats(resp) + if err != nil { + r.opts.logger.Warn("parsing rw write statistics failed; partial or no stats", "err", err) + } + } + + if resp.StatusCode/100 == 2 { + return rs, nil + } + + err = fmt.Errorf("server returned HTTP status %s: %s", resp.Status, body) + if resp.StatusCode/100 == 5 || + (r.opts.retryOnRateLimit && resp.StatusCode == http.StatusTooManyRequests) { + return rs, retryableError{err, retryAfterDuration(resp.Header.Get("Retry-After"))} + } + return rs, err +} + +// retryAfterDuration returns the duration for the Retry-After header. In case of any errors, it +// returns 0 as if the header was never supplied. +func retryAfterDuration(t string) time.Duration { + parsedDuration, err := time.Parse(http.TimeFormat, t) + if err == nil { + return time.Until(parsedDuration) + } + // The duration can be in seconds. + d, err := strconv.Atoi(t) + if err != nil { + return 0 + } + return time.Duration(d) * time.Second +} + +// writeStorage represents the storage for RemoteWriteHandler. +// This interface is intentionally private due its experimental state. +type writeStorage interface { + // Store stores remote write metrics encoded in the given WriteContentType. + // Provided http.Request contains the encoded bytes in the req.Body with all the HTTP information, + // except "Content-Type" header which is provided in a separate, validated ctype. + // + // Other headers might be trimmed, depending on the configured middlewares + // e.g. a default SnappyMiddleware trims "Content-Encoding" and ensures that + // encoded body bytes are already decompressed. + Store(ctx context.Context, msgType WriteMessageType, req *http.Request) (_ *WriteResponse, _ error) +} + +type handler struct { + store writeStorage + opts handlerOpts +} + +type handlerOpts struct { + logger *slog.Logger + middlewares []func(http.Handler) http.Handler +} + +// HandlerOption represents an option for the handler. +type HandlerOption func(o *handlerOpts) + +// WithHandlerLogger returns HandlerOption that allows providing slog logger. +// By default, nothing is logged. +func WithHandlerLogger(logger *slog.Logger) HandlerOption { + return func(o *handlerOpts) { + o.logger = logger + } +} + +// WithHandlerMiddleware returns HandlerOption that allows providing middlewares. +// Multiple middlewares can be provided and will be applied in the order they are passed. +// When using this option, SnappyDecompressorMiddleware is not applied by default so +// it (or any other decompression middleware) needs to be added explicitly. +func WithHandlerMiddlewares(middlewares ...func(http.Handler) http.Handler) HandlerOption { + return func(o *handlerOpts) { + o.middlewares = middlewares + } +} + +// SnappyDecompressorMiddleware returns a middleware that checks if the request body is snappy-encoded and decompresses it. +// If the request body is not snappy-encoded, it returns an error. +// Used by default in NewRemoteWriteHandler. +func SnappyDecompressorMiddleware(logger *slog.Logger) func(http.Handler) http.Handler { + bufPool := sync.Pool{ + New: func() any { + return bytes.NewBuffer(nil) + }, + } + + return func(next http.Handler) http.Handler { + return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { + enc := r.Header.Get("Content-Encoding") + if enc != "" && enc != string(SnappyBlockCompression) { + err := fmt.Errorf("%v encoding (compression) is not accepted by this server; only %v is acceptable", enc, SnappyBlockCompression) + logger.Error("Error decoding remote write request", "err", err) + http.Error(w, err.Error(), http.StatusUnsupportedMediaType) + return + } + + buf := bufPool.Get().(*bytes.Buffer) + defer bufPool.Put(buf) + + bodyBytes, err := io.ReadAll(io.TeeReader(r.Body, buf)) + if err != nil { + logger.Error("Error reading request body", "err", err) + http.Error(w, err.Error(), http.StatusBadRequest) + return + } + + decompressed, err := snappy.Decode(nil, bodyBytes) + if err != nil { + // TODO(bwplotka): Add more context to responded error? + logger.Error("Error snappy decoding remote write request", "err", err) + http.Error(w, err.Error(), http.StatusBadRequest) + return + } + + // Replace the body with decompressed data and remove Content-Encoding header. + r.Body = io.NopCloser(bytes.NewReader(decompressed)) + r.Header.Del("Content-Encoding") + next.ServeHTTP(w, r) + }) + } +} + +// NewHandler returns HTTP handler that receives Remote Write 2.0 +// protocol https://prometheus.io/docs/specs/remote_write_spec_2_0/. +func NewHandler(store writeStorage, opts ...HandlerOption) http.Handler { + o := handlerOpts{ + logger: slog.New(nopSlogHandler{}), + middlewares: []func(http.Handler) http.Handler{SnappyDecompressorMiddleware(slog.New(nopSlogHandler{}))}, + } + for _, opt := range opts { + opt(&o) + } + h := &handler{opts: o, store: store} + + // Apply all middlewares in order + var handler http.Handler = h + for i := len(o.middlewares) - 1; i >= 0; i-- { + handler = o.middlewares[i](handler) + } + return handler +} + +// ParseProtoMsg parses the content-type header and returns the proto message type. +// +// The expected content-type will be of the form, +// - `application/x-protobuf;proto=io.prometheus.write.v2.Request` which will be treated as RW2.0 request, +// - `application/x-protobuf;proto=prometheus.WriteRequest` which will be treated as RW1.0 request, +// - `application/x-protobuf` which will be treated as RW1.0 request. +// +// If the content-type is not of the above forms, it will return an error. +func ParseProtoMsg(contentType string) (WriteMessageType, error) { + contentType = strings.TrimSpace(contentType) + + parts := strings.Split(contentType, ";") + if parts[0] != appProtoContentType { + return "", fmt.Errorf("expected %v as the first (media) part, got %v content-type", appProtoContentType, contentType) + } + // Parse potential https://www.rfc-editor.org/rfc/rfc9110#parameter + for _, p := range parts[1:] { + pair := strings.Split(p, "=") + if len(pair) != 2 { + return "", fmt.Errorf("as per https://www.rfc-editor.org/rfc/rfc9110#parameter expected parameters to be key-values, got %v in %v content-type", p, contentType) + } + if pair[0] == "proto" { + ret := WriteMessageType(pair[1]) + if err := ret.Validate(); err != nil { + return "", fmt.Errorf("got %v content type; %w", contentType, err) + } + return ret, nil + } + } + // No "proto=" parameter, assuming v1. + return WriteV1MessageType, nil +} + +func (h *handler) ServeHTTP(w http.ResponseWriter, r *http.Request) { + if r.Method != http.MethodPost { + http.Error(w, "Method not allowed", http.StatusMethodNotAllowed) + return + } + + contentType := r.Header.Get("Content-Type") + if contentType == "" { + contentType = appProtoContentType + } + + msgType, err := ParseProtoMsg(contentType) + if err != nil { + h.opts.logger.Error("Error decoding remote write request", "err", err) + http.Error(w, err.Error(), http.StatusUnsupportedMediaType) + return + } + + writeResponse, storeErr := h.store.Store(r.Context(), msgType, r) + + // Set required X-Prometheus-Remote-Write-Written-* response headers, in all cases, alongwith any user-defined headers. + writeResponse.SetHeaders(w) + + if storeErr != nil { + if writeResponse.StatusCode() == 0 { + writeResponse.SetStatusCode(http.StatusInternalServerError) + } + if writeResponse.StatusCode()/100 == 5 { // 5xx + h.opts.logger.Error("Error while storing the remote write request", "err", storeErr.Error()) + } + http.Error(w, storeErr.Error(), writeResponse.StatusCode()) + return + } + w.WriteHeader(http.StatusNoContent) +} diff --git a/exp/api/remote/remote_api_test.go b/exp/api/remote/remote_api_test.go new file mode 100644 index 000000000..1054f238e --- /dev/null +++ b/exp/api/remote/remote_api_test.go @@ -0,0 +1,211 @@ +// Copyright 2024 The Prometheus Authors +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package remote + +import ( + "context" + "errors" + "io" + "log/slog" + "net/http" + "net/http/httptest" + "strings" + "testing" + "time" + + "github.com/google/go-cmp/cmp" + "github.com/google/go-cmp/cmp/cmpopts" + "github.com/prometheus/common/model" + "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/testing/protocmp" + + writev2 "github.com/prometheus/client_golang/exp/api/remote/genproto/v2" + "github.com/prometheus/client_golang/exp/internal/github.com/efficientgo/core/backoff" +) + +func TestRetryAfterDuration(t *testing.T) { + tc := []struct { + name string + tInput string + expected model.Duration + }{ + { + name: "seconds", + tInput: "120", + expected: model.Duration(time.Second * 120), + }, + { + name: "date-time default", + tInput: time.RFC1123, // Expected layout is http.TimeFormat, hence an error. + expected: 0, + }, + { + name: "retry-after not provided", + tInput: "", // Expected layout is http.TimeFormat, hence an error. + expected: 0, + }, + } + for _, c := range tc { + if got := retryAfterDuration(c.tInput); got != time.Duration(c.expected) { + t.Fatal("expected", c.expected, "got", got) + } + } +} + +type mockStorage struct { + v2Reqs []*writev2.Request + protos []WriteMessageType + + mockCode *int + mockErr error +} + +func (m *mockStorage) Store(_ context.Context, msgType WriteMessageType, req *http.Request) (*WriteResponse, error) { + w := &WriteResponse{} + if m.mockErr != nil { + if m.mockCode != nil { + w.SetStatusCode(*m.mockCode) + } + return w, m.mockErr + } + + // Read the request body + serializedRequest, err := io.ReadAll(req.Body) + if err != nil { + w.SetStatusCode(http.StatusBadRequest) + return w, err + } + + // This test expects v2 only + r := &writev2.Request{} + if err := proto.Unmarshal(serializedRequest, r); err != nil { + w.SetStatusCode(http.StatusInternalServerError) + return w, err + } + m.v2Reqs = append(m.v2Reqs, r) + m.protos = append(m.protos, msgType) + + // Set stats in response headers + w.Add(stats(r)) + w.SetStatusCode(http.StatusNoContent) + + return w, nil +} + +func testV2() *writev2.Request { + s := writev2.NewSymbolTable() + return &writev2.Request{ + Timeseries: []*writev2.TimeSeries{ + { + Metadata: &writev2.Metadata{ + Type: writev2.Metadata_METRIC_TYPE_COUNTER, + HelpRef: s.Symbolize("My lovely counter"), + }, + LabelsRefs: s.SymbolizeLabels([]string{"__name__", "metric1", "foo", "bar1"}, nil), + Samples: []*writev2.Sample{ + {Value: 1.1, Timestamp: 1214141}, + {Value: 1.5, Timestamp: 1214180}, + }, + }, + { + Metadata: &writev2.Metadata{ + Type: writev2.Metadata_METRIC_TYPE_COUNTER, + HelpRef: s.Symbolize("My lovely counter"), + }, + LabelsRefs: s.SymbolizeLabels([]string{"__name__", "metric1", "foo", "bar2"}, nil), + Samples: []*writev2.Sample{ + {Value: 1231311, Timestamp: 1214141}, + {Value: 1310001, Timestamp: 1214180}, + }, + }, + }, + } +} + +func stats(req *writev2.Request) (s WriteResponseStats) { + s.confirmed = true + for _, ts := range req.Timeseries { + s.Samples += len(ts.Samples) + s.Histograms += len(ts.Histograms) + s.Exemplars += len(ts.Exemplars) + } + return s +} + +func TestRemoteAPI_Write_WithHandler(t *testing.T) { + t.Run("success", func(t *testing.T) { + tLogger := slog.Default() + mStore := &mockStorage{} + srv := httptest.NewServer(NewHandler(mStore, WithHandlerLogger(tLogger))) + t.Cleanup(srv.Close) + + client, err := NewAPI(srv.URL, + WithAPIHTTPClient(srv.Client()), + WithAPILogger(tLogger), + WithAPIPath("api/v1/write"), + ) + if err != nil { + t.Fatal(err) + } + + req := testV2() + s, err := client.Write(context.Background(), WriteV2MessageType, req) + if err != nil { + t.Fatal(err) + } + if diff := cmp.Diff(stats(req), s, cmpopts.IgnoreUnexported(WriteResponseStats{})); diff != "" { + t.Fatal("unexpected stats", diff) + } + if len(mStore.v2Reqs) != 1 { + t.Fatal("expected 1 v2 request stored, got", mStore.v2Reqs) + } + if diff := cmp.Diff(req, mStore.v2Reqs[0], protocmp.Transform()); diff != "" { + t.Fatal("unexpected request received", diff) + } + }) + + t.Run("storage error", func(t *testing.T) { + tLogger := slog.Default() + mockCode := http.StatusInternalServerError + mStore := &mockStorage{ + mockErr: errors.New("storage error"), + mockCode: &mockCode, + } + srv := httptest.NewServer(NewHandler(mStore, WithHandlerLogger(tLogger))) + t.Cleanup(srv.Close) + + client, err := NewAPI(srv.URL, + WithAPIHTTPClient(srv.Client()), + WithAPILogger(tLogger), + WithAPIPath("api/v1/write"), + WithAPIBackoff(backoff.Config{ + Min: 1 * time.Second, + Max: 1 * time.Second, + MaxRetries: 2, + }), + ) + if err != nil { + t.Fatal(err) + } + + req := testV2() + _, err = client.Write(context.Background(), WriteV2MessageType, req) + if err == nil { + t.Fatal("expected error, got nil") + } + if !strings.Contains(err.Error(), "storage error") { + t.Fatalf("expected error to contain 'storage error', got %v", err) + } + }) +} diff --git a/exp/api/remote/remote_headers.go b/exp/api/remote/remote_headers.go new file mode 100644 index 000000000..df38920ea --- /dev/null +++ b/exp/api/remote/remote_headers.go @@ -0,0 +1,222 @@ +// Copyright 2024 The Prometheus Authors +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package remote + +import ( + "errors" + "fmt" + "net/http" + "strconv" + "strings" +) + +const ( + versionHeader = "X-Prometheus-Remote-Write-Version" + version1HeaderValue = "0.1.0" + version20HeaderValue = "2.0.0" + appProtoContentType = "application/x-protobuf" +) + +// Compression represents the encoding. Currently remote storage supports only +// one, but we experiment with more, thus leaving the compression scaffolding +// for now. +type Compression string + +const ( + // SnappyBlockCompression represents https://github.com/google/snappy/blob/2c94e11145f0b7b184b831577c93e5a41c4c0346/format_description.txt + SnappyBlockCompression Compression = "snappy" +) + +// WriteMessageType represents the fully qualified name of the protobuf message +// to use in Remote write 1.0 and 2.0 protocols. +// See https://prometheus.io/docs/specs/remote_write_spec_2_0/#protocol. +type WriteMessageType string + +const ( + // WriteV1MessageType represents the `prometheus.WriteRequest` protobuf + // message introduced in the https://prometheus.io/docs/specs/remote_write_spec/. + // DEPRECATED: Use WriteV2MessageType instead. + WriteV1MessageType WriteMessageType = "prometheus.WriteRequest" + // WriteV2MessageType represents the `io.prometheus.write.v2.Request` protobuf + // message introduced in https://prometheus.io/docs/specs/remote_write_spec_2_0/ + WriteV2MessageType WriteMessageType = "io.prometheus.write.v2.Request" +) + +// Validate returns error if the given reference for the protobuf message is not supported. +func (n WriteMessageType) Validate() error { + switch n { + case WriteV1MessageType, WriteV2MessageType: + return nil + default: + return fmt.Errorf("unknown type for remote write protobuf message %v, supported: %v", n, messageTypes{WriteV1MessageType, WriteV2MessageType}.String()) + } +} + +type messageTypes []WriteMessageType + +func (m messageTypes) Strings() []string { + ret := make([]string, 0, len(m)) + for _, typ := range m { + ret = append(ret, string(typ)) + } + return ret +} + +func (m messageTypes) String() string { + return strings.Join(m.Strings(), ", ") +} + +var contentTypeHeaders = map[WriteMessageType]string{ + WriteV1MessageType: appProtoContentType, // Also application/x-protobuf;proto=prometheus.WriteRequest but simplified for compatibility with 1.x spec. + WriteV2MessageType: appProtoContentType + ";proto=io.prometheus.write.v2.Request", +} + +// ContentTypeHeader returns content type header value for the given proto message +// or empty string for unknown proto message. +func contentTypeHeader(m WriteMessageType) string { + return contentTypeHeaders[m] +} + +const ( + writtenSamplesHeader = "X-Prometheus-Remote-Write-Samples-Written" + writtenHistogramsHeader = "X-Prometheus-Remote-Write-Histograms-Written" + writtenExemplarsHeader = "X-Prometheus-Remote-Write-Exemplars-Written" +) + +// WriteResponse represents the response from the remote storage upon receiving a remote write request. +type WriteResponse struct { + WriteResponseStats + statusCode int + extraHeaders http.Header +} + +// NewWriteResponse creates a new WriteResponse with empty stats and status code http.StatusNoContent. +func NewWriteResponse() *WriteResponse { + return &WriteResponse{ + WriteResponseStats: WriteResponseStats{}, + statusCode: http.StatusNoContent, + extraHeaders: make(http.Header), + } +} + +// Stats returns the current statistics. +func (w *WriteResponse) Stats() WriteResponseStats { + return w.WriteResponseStats +} + +// SetStatusCode sets the HTTP status code for the response. http.StatusNoContent is the default unless 5xx is set. +func (w *WriteResponse) SetStatusCode(code int) { + w.statusCode = code +} + +// StatusCode returns the current HTTP status code. +func (w *WriteResponse) StatusCode() int { + return w.statusCode +} + +// SetExtraHeader adds additional headers to be set in the response (apart from stats headers) +func (w *WriteResponse) SetExtraHeader(key, value string) { + w.extraHeaders.Set(key, value) +} + +// ExtraHeaders returns all additional headers to be set in the response (apart from stats headers). +func (w *WriteResponse) ExtraHeaders() http.Header { + return w.extraHeaders +} + +// SetHeaders sets response headers in a given response writer. +// Make sure to use it before http.ResponseWriter.WriteHeader and .Write. +func (r *WriteResponse) SetHeaders(w http.ResponseWriter) { + h := w.Header() + h.Set(writtenSamplesHeader, strconv.Itoa(r.Samples)) + h.Set(writtenHistogramsHeader, strconv.Itoa(r.Histograms)) + h.Set(writtenExemplarsHeader, strconv.Itoa(r.Exemplars)) + for k, v := range r.ExtraHeaders() { + for _, vv := range v { + h.Add(k, vv) + } + } +} + +// WriteResponseStats represents the response, remote write statistics. +type WriteResponseStats struct { + // Samples represents X-Prometheus-Remote-Write-Written-Samples + Samples int + // Histograms represents X-Prometheus-Remote-Write-Written-Histograms + Histograms int + // Exemplars represents X-Prometheus-Remote-Write-Written-Exemplars + Exemplars int + + // Confirmed means we can trust those statistics from the point of view + // of the PRW 2.0 spec. When parsed from headers, it means we got at least one + // response header from the Receiver to confirm those numbers, meaning it must + // be at least 2.0 Receiver. See ParseWriteResponseStats for details. + confirmed bool +} + +// NoDataWritten returns true if statistics indicate no data was written. +func (s WriteResponseStats) NoDataWritten() bool { + return (s.Samples + s.Histograms + s.Exemplars) == 0 +} + +// AllSamples returns both float and histogram sample numbers. +func (s WriteResponseStats) AllSamples() int { + return s.Samples + s.Histograms +} + +// Add adds the given WriteResponseStats to this WriteResponseStats. +// If this WriteResponseStats is empty, it will be replaced by the given WriteResponseStats. +func (s *WriteResponseStats) Add(rs WriteResponseStats) { + s.confirmed = rs.confirmed + s.Samples += rs.Samples + s.Histograms += rs.Histograms + s.Exemplars += rs.Exemplars +} + +// parseWriteResponseStats returns WriteResponseStats parsed from the response headers. +// +// As per 2.0 spec, missing header means 0. However, abrupt HTTP errors, 1.0 Receivers +// or buggy 2.0 Receivers might result in no response headers specified and that +// might NOT necessarily mean nothing was written. To represent that we set +// s.Confirmed = true only when see at least on response header. +// +// Error is returned when any of the header fails to parse as int64. +func parseWriteResponseStats(r *http.Response) (s WriteResponseStats, err error) { + var ( + errs []error + h = r.Header + ) + if v := h.Get(writtenSamplesHeader); v != "" { // Empty means zero. + s.confirmed = true + if s.Samples, err = strconv.Atoi(v); err != nil { + s.Samples = 0 + errs = append(errs, err) + } + } + if v := h.Get(writtenHistogramsHeader); v != "" { // Empty means zero. + s.confirmed = true + if s.Histograms, err = strconv.Atoi(v); err != nil { + s.Histograms = 0 + errs = append(errs, err) + } + } + if v := h.Get(writtenExemplarsHeader); v != "" { // Empty means zero. + s.confirmed = true + if s.Exemplars, err = strconv.Atoi(v); err != nil { + s.Exemplars = 0 + errs = append(errs, err) + } + } + return s, errors.Join(errs...) +} diff --git a/exp/api/remote/remote_headers_test.go b/exp/api/remote/remote_headers_test.go new file mode 100644 index 000000000..7327490eb --- /dev/null +++ b/exp/api/remote/remote_headers_test.go @@ -0,0 +1,100 @@ +// Copyright 2024 The Prometheus Authors +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package remote + +import ( + "net/http" + "net/http/httptest" + "testing" + + "github.com/google/go-cmp/cmp" + "github.com/google/go-cmp/cmp/cmpopts" +) + +func TestWriteResponse(t *testing.T) { + t.Run("new response has empty headers", func(t *testing.T) { + resp := NewWriteResponse() + if len(resp.ExtraHeaders()) != 0 { + t.Errorf("expected empty headers, got %v", resp.ExtraHeaders()) + } + }) + + t.Run("setters and getters", func(t *testing.T) { + resp := NewWriteResponse() + + resp.SetStatusCode(http.StatusOK) + if got := resp.StatusCode(); got != http.StatusOK { + t.Errorf("expected status code %d, got %d", http.StatusOK, got) + } + + stats := WriteResponseStats{ + Samples: 10, + Histograms: 5, + Exemplars: 2, + confirmed: true, + } + resp.Add(stats) + if diff := cmp.Diff(stats, resp.Stats(), cmpopts.IgnoreUnexported(WriteResponseStats{})); diff != "" { + t.Errorf("stats mismatch (-want +got):\n%s", diff) + } + + toAdd := WriteResponseStats{ + Samples: 10, + Histograms: 5, + Exemplars: 2, + confirmed: true, + } + resp.Add(toAdd) + if diff := cmp.Diff(WriteResponseStats{ + Samples: 20, + Histograms: 10, + Exemplars: 4, + confirmed: true, + }, resp.Stats(), cmpopts.IgnoreUnexported(WriteResponseStats{})); diff != "" { + t.Errorf("stats mismatch (-want +got):\n%s", diff) + } + + resp.SetExtraHeader("Test-Header", "test-value") + if got := resp.ExtraHeaders().Get("Test-Header"); got != "test-value" { + t.Errorf("expected header value %q, got %q", "test-value", got) + } + }) + + t.Run("set headers on response writer", func(t *testing.T) { + resp := NewWriteResponse() + resp.Add(WriteResponseStats{ + Samples: 10, + Histograms: 5, + Exemplars: 2, + confirmed: true, + }) + resp.SetExtraHeader("Custom-Header", "custom-value") + + w := httptest.NewRecorder() + resp.SetHeaders(w) + + expectedHeaders := map[string]string{ + "Custom-Header": "custom-value", + "X-Prometheus-Remote-Write-Samples-Written": "10", + "X-Prometheus-Remote-Write-Histograms-Written": "5", + "X-Prometheus-Remote-Write-Exemplars-Written": "2", + } + + for k, want := range expectedHeaders { + if got := w.Header().Get(k); got != want { + t.Errorf("header %q: want %q, got %q", k, want, got) + } + } + }) +} diff --git a/exp/exp.go b/exp/exp.go new file mode 100644 index 000000000..e9c572993 --- /dev/null +++ b/exp/exp.go @@ -0,0 +1,17 @@ +// Copyright 2019 The Prometheus Authors +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +// package exp contains experimental utilities and APIs for Prometheus. +// +// This package is experimental and may contain breaking changes or be removed in the future. +package exp diff --git a/exp/go.mod b/exp/go.mod new file mode 100644 index 000000000..e8159ed59 --- /dev/null +++ b/exp/go.mod @@ -0,0 +1,12 @@ +module github.com/prometheus/client_golang/exp + +go 1.22 + +require ( + github.com/google/go-cmp v0.6.0 + github.com/klauspost/compress v1.17.11 + github.com/prometheus/common v0.62.0 + google.golang.org/protobuf v1.36.5 +) + +require github.com/prometheus/client_model v0.6.1 // indirect diff --git a/exp/go.sum b/exp/go.sum new file mode 100644 index 000000000..f07d255f8 --- /dev/null +++ b/exp/go.sum @@ -0,0 +1,10 @@ +github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= +github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= +github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= +github.com/klauspost/compress v1.17.11 h1:In6xLpyWOi1+C7tXUUWv2ot1QvBjxevKAaI6IXrJmUc= +github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= +github.com/prometheus/client_model v0.6.1 h1:ZKSh/rekM+n3CeS952MLRAdFwIKqeY8b62p8ais2e9E= +github.com/prometheus/common v0.62.0 h1:xasJaQlnWAeyHdUBeGjXmutelfJHWMRr+Fg4QszZ2Io= +github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA= +google.golang.org/protobuf v1.36.5 h1:tPhr+woSbjfYvY6/GPufUoYizxw1cF/yFoxJ2fmpwlM= +gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= diff --git a/exp/internal/github.com/efficientgo/core/backoff/backoff.go b/exp/internal/github.com/efficientgo/core/backoff/backoff.go new file mode 100644 index 000000000..53b8390a5 --- /dev/null +++ b/exp/internal/github.com/efficientgo/core/backoff/backoff.go @@ -0,0 +1,114 @@ +// Copyright (c) The EfficientGo Authors. +// Licensed under the Apache License 2.0. + +// Initially copied from Cortex project. + +// Package backoff implements backoff timers which increases wait time on every retry, incredibly useful +// in distributed system timeout functionalities. +package backoff + +import ( + "context" + "fmt" + "math/rand" + "time" +) + +// Config configures a Backoff. +type Config struct { + Min time.Duration `yaml:"min_period"` // Start backoff at this level + Max time.Duration `yaml:"max_period"` // Increase exponentially to this level + MaxRetries int `yaml:"max_retries"` // Give up after this many; zero means infinite retries +} + +// Backoff implements exponential backoff with randomized wait times. +type Backoff struct { + cfg Config + ctx context.Context + numRetries int + nextDelayMin time.Duration + nextDelayMax time.Duration +} + +// New creates a Backoff object. Pass a Context that can also terminate the operation. +func New(ctx context.Context, cfg Config) *Backoff { + return &Backoff{ + cfg: cfg, + ctx: ctx, + nextDelayMin: cfg.Min, + nextDelayMax: doubleDuration(cfg.Min, cfg.Max), + } +} + +// Reset the Backoff back to its initial condition. +func (b *Backoff) Reset() { + b.numRetries = 0 + b.nextDelayMin = b.cfg.Min + b.nextDelayMax = doubleDuration(b.cfg.Min, b.cfg.Max) +} + +// Ongoing returns true if caller should keep going. +func (b *Backoff) Ongoing() bool { + // Stop if Context has errored or max retry count is exceeded. + return b.ctx.Err() == nil && (b.cfg.MaxRetries == 0 || b.numRetries < b.cfg.MaxRetries) +} + +// Err returns the reason for terminating the backoff, or nil if it didn't terminate. +func (b *Backoff) Err() error { + if b.ctx.Err() != nil { + return b.ctx.Err() + } + if b.cfg.MaxRetries != 0 && b.numRetries >= b.cfg.MaxRetries { + return fmt.Errorf("terminated after %d retries", b.numRetries) + } + return nil +} + +// NumRetries returns the number of retries so far. +func (b *Backoff) NumRetries() int { + return b.numRetries +} + +// Wait sleeps for the backoff time then increases the retry count and backoff time. +// Returns immediately if Context is terminated. +func (b *Backoff) Wait() { + // Increase the number of retries and get the next delay. + sleepTime := b.NextDelay() + + if b.Ongoing() { + select { + case <-b.ctx.Done(): + case <-time.After(sleepTime): + } + } +} + +func (b *Backoff) NextDelay() time.Duration { + b.numRetries++ + + // Handle the edge case the min and max have the same value + // (or due to some misconfig max is < min). + if b.nextDelayMin >= b.nextDelayMax { + return b.nextDelayMin + } + + // Add a jitter within the next exponential backoff range. + sleepTime := b.nextDelayMin + time.Duration(rand.Int63n(int64(b.nextDelayMax-b.nextDelayMin))) + + // Apply the exponential backoff to calculate the next jitter + // range, unless we've already reached the max. + if b.nextDelayMax < b.cfg.Max { + b.nextDelayMin = doubleDuration(b.nextDelayMin, b.cfg.Max) + b.nextDelayMax = doubleDuration(b.nextDelayMax, b.cfg.Max) + } + + return sleepTime +} + +func doubleDuration(value, maxValue time.Duration) time.Duration { + value = value * 2 + if value <= maxValue { + return value + } + return maxValue +} diff --git a/exp/internal/github.com/efficientgo/core/backoff/backoff_test.go b/exp/internal/github.com/efficientgo/core/backoff/backoff_test.go new file mode 100644 index 000000000..e7a5310af --- /dev/null +++ b/exp/internal/github.com/efficientgo/core/backoff/backoff_test.go @@ -0,0 +1,108 @@ +// Copyright (c) The EfficientGo Authors. +// Licensed under the Apache License 2.0. + +// Initially copied from Cortex project. + +package backoff + +import ( + "context" + "testing" + "time" +) + +func TestBackoff_NextDelay(t *testing.T) { + t.Parallel() + + tests := map[string]struct { + minBackoff time.Duration + maxBackoff time.Duration + expectedRanges [][]time.Duration + }{ + "exponential backoff with jitter honoring min and max": { + minBackoff: 100 * time.Millisecond, + maxBackoff: 10 * time.Second, + expectedRanges: [][]time.Duration{ + {100 * time.Millisecond, 200 * time.Millisecond}, + {200 * time.Millisecond, 400 * time.Millisecond}, + {400 * time.Millisecond, 800 * time.Millisecond}, + {800 * time.Millisecond, 1600 * time.Millisecond}, + {1600 * time.Millisecond, 3200 * time.Millisecond}, + {3200 * time.Millisecond, 6400 * time.Millisecond}, + {6400 * time.Millisecond, 10000 * time.Millisecond}, + {6400 * time.Millisecond, 10000 * time.Millisecond}, + }, + }, + "exponential backoff with max equal to the end of a range": { + minBackoff: 100 * time.Millisecond, + maxBackoff: 800 * time.Millisecond, + expectedRanges: [][]time.Duration{ + {100 * time.Millisecond, 200 * time.Millisecond}, + {200 * time.Millisecond, 400 * time.Millisecond}, + {400 * time.Millisecond, 800 * time.Millisecond}, + {400 * time.Millisecond, 800 * time.Millisecond}, + }, + }, + "exponential backoff with max equal to the end of a range + 1": { + minBackoff: 100 * time.Millisecond, + maxBackoff: 801 * time.Millisecond, + expectedRanges: [][]time.Duration{ + {100 * time.Millisecond, 200 * time.Millisecond}, + {200 * time.Millisecond, 400 * time.Millisecond}, + {400 * time.Millisecond, 800 * time.Millisecond}, + {800 * time.Millisecond, 801 * time.Millisecond}, + {800 * time.Millisecond, 801 * time.Millisecond}, + }, + }, + "exponential backoff with max equal to the end of a range - 1": { + minBackoff: 100 * time.Millisecond, + maxBackoff: 799 * time.Millisecond, + expectedRanges: [][]time.Duration{ + {100 * time.Millisecond, 200 * time.Millisecond}, + {200 * time.Millisecond, 400 * time.Millisecond}, + {400 * time.Millisecond, 799 * time.Millisecond}, + {400 * time.Millisecond, 799 * time.Millisecond}, + }, + }, + "min backoff is equal to max": { + minBackoff: 100 * time.Millisecond, + maxBackoff: 100 * time.Millisecond, + expectedRanges: [][]time.Duration{ + {100 * time.Millisecond, 100 * time.Millisecond}, + {100 * time.Millisecond, 100 * time.Millisecond}, + {100 * time.Millisecond, 100 * time.Millisecond}, + }, + }, + "min backoff is greater then max": { + minBackoff: 200 * time.Millisecond, + maxBackoff: 100 * time.Millisecond, + expectedRanges: [][]time.Duration{ + {200 * time.Millisecond, 200 * time.Millisecond}, + {200 * time.Millisecond, 200 * time.Millisecond}, + {200 * time.Millisecond, 200 * time.Millisecond}, + }, + }, + } + + for testName, testData := range tests { + testData := testData + + t.Run(testName, func(t *testing.T) { + t.Parallel() + + b := New(context.Background(), Config{ + Min: testData.minBackoff, + Max: testData.maxBackoff, + MaxRetries: len(testData.expectedRanges), + }) + + for _, expectedRange := range testData.expectedRanges { + delay := b.NextDelay() + + if delay < expectedRange[0] || delay > expectedRange[1] { + t.Errorf("%d expected to be within %d and %d", delay, expectedRange[0], expectedRange[1]) + } + } + }) + } +} diff --git a/exp/internal/github.com/planetscale/vtprotobuf/protohelpers/protohelpers.go b/exp/internal/github.com/planetscale/vtprotobuf/protohelpers/protohelpers.go new file mode 100644 index 000000000..b0a3f4a3a --- /dev/null +++ b/exp/internal/github.com/planetscale/vtprotobuf/protohelpers/protohelpers.go @@ -0,0 +1,125 @@ +// Copyright (c) 2022 PlanetScale Inc. All rights reserved. + +// Package protohelpers provides helper functions for encoding and decoding protobuf messages. +// The spec can be found at https://protobuf.dev/programming-guides/encoding/. +package protohelpers + +import ( + "errors" + "fmt" + "io" + "math/bits" +) + +var ( + // ErrInvalidLength is returned when decoding a negative length. + ErrInvalidLength = errors.New("proto: negative length found during unmarshaling") + // ErrIntOverflow is returned when decoding a varint representation of an integer that overflows 64 bits. + ErrIntOverflow = errors.New("proto: integer overflow") + // ErrUnexpectedEndOfGroup is returned when decoding a group end without a corresponding group start. + ErrUnexpectedEndOfGroup = errors.New("proto: unexpected end of group") +) + +// EncodeVarint encodes a uint64 into a varint-encoded byte slice and returns the offset of the encoded value. +// The provided offset is the offset after the last byte of the encoded value. +func EncodeVarint(dAtA []byte, offset int, v uint64) int { + offset -= SizeOfVarint(v) + base := offset + for v >= 1<<7 { + dAtA[offset] = uint8(v&0x7f | 0x80) + v >>= 7 + offset++ + } + dAtA[offset] = uint8(v) + return base +} + +// SizeOfVarint returns the size of the varint-encoded value. +func SizeOfVarint(x uint64) (n int) { + return (bits.Len64(x|1) + 6) / 7 +} + +// SizeOfZigzag returns the size of the zigzag-encoded value. +func SizeOfZigzag(x uint64) (n int) { + return SizeOfVarint((x << 1) ^ uint64(int64(x)>>63)) +} + +// Skip the first record of the byte slice and return the offset of the next record. +func Skip(dAtA []byte) (n int, err error) { + l := len(dAtA) + iNdEx := 0 + depth := 0 + for iNdEx < l { + var wire uint64 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return 0, ErrIntOverflow + } + if iNdEx >= l { + return 0, io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + wire |= (uint64(b) & 0x7F) << shift + if b < 0x80 { + break + } + } + wireType := int(wire & 0x7) + switch wireType { + case 0: + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return 0, ErrIntOverflow + } + if iNdEx >= l { + return 0, io.ErrUnexpectedEOF + } + iNdEx++ + if dAtA[iNdEx-1] < 0x80 { + break + } + } + case 1: + iNdEx += 8 + case 2: + var length int + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return 0, ErrIntOverflow + } + if iNdEx >= l { + return 0, io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + length |= (int(b) & 0x7F) << shift + if b < 0x80 { + break + } + } + if length < 0 { + return 0, ErrInvalidLength + } + iNdEx += length + case 3: + depth++ + case 4: + if depth == 0 { + return 0, ErrUnexpectedEndOfGroup + } + depth-- + case 5: + iNdEx += 4 + default: + return 0, fmt.Errorf("proto: illegal wireType %d", wireType) + } + if iNdEx < 0 { + return 0, ErrInvalidLength + } + if depth == 0 { + return iNdEx, nil + } + } + return 0, io.ErrUnexpectedEOF +} diff --git a/go.work b/go.work new file mode 100644 index 000000000..c675461cb --- /dev/null +++ b/go.work @@ -0,0 +1,6 @@ +go 1.22 + +use ( + . + ./exp +) diff --git a/go.work.sum b/go.work.sum new file mode 100644 index 000000000..6210b5dbf --- /dev/null +++ b/go.work.sum @@ -0,0 +1,61 @@ +cloud.google.com/go/compute/metadata v0.3.0 h1:Tz+eQXMEqDIKRsmY3cHTL6FVaynIjX2QxYC4trgAKZc= +cloud.google.com/go/compute/metadata v0.3.0/go.mod h1:zFmK7XCadkQkj6TtorcaGlCW1hT1fIilQDwofLpJ20k= +github.com/alecthomas/kingpin/v2 v2.4.0 h1:f48lwail6p8zpO1bC4TxtqACaGqHYA22qkHjHpqDjYY= +github.com/alecthomas/kingpin/v2 v2.4.0/go.mod h1:0gyi0zQnjuFk8xrkNKamJoyUo382HRL7ATRpFZCw6tE= +github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 h1:s6gZFSlWYmbqAuRjVTiNNhvNRfY2Wxp9nhfyel4rklc= +github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137/go.mod h1:OMCwj8VM1Kc9e19TLln2VL61YJF0x1XFtfdL4JdbSyE= +github.com/creack/pty v1.1.9 h1:uDmaGzcdjhF4i/plgjmEsriH11Y0o7RKapEf/LDaM3w= +github.com/go-kit/log v0.2.1 h1:MRVx0/zhvdseW+Gza6N9rVzU/IVzaeE1SFI4raAhmBU= +github.com/go-kit/log 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h1:3NQrjDixjgGwUOCaF8w2+VYHv0Ve/vGYSbdkTa98gmQ= +golang.org/x/sync v0.10.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk= +golang.org/x/sys v0.23.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= +golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= +golang.org/x/term v0.23.0 h1:F6D4vR+EHoL9/sWAWgAR1H2DcHr4PareCbAaCo1RpuU= +golang.org/x/term v0.23.0/go.mod h1:DgV24QBUrK6jhZXl+20l6UWznPlwAHm1Q1mGHtydmSk= +golang.org/x/term v0.27.0 h1:WP60Sv1nlK1T6SupCHbXzSaN0b9wUmsPoRS9b61A23Q= +golang.org/x/term v0.27.0/go.mod h1:iMsnZpn0cago0GOrHO2+Y7u7JPn5AylBrcoWkElMTSM= +golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d h1:vU5i/LfpvrRCpgM/VPfJLg5KjxD3E+hfT1SH+d9zLwg= +golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d/go.mod h1:aiJjzUbINMkxbQROHiO6hDPo2LHcIPhhQsa9DLh0yGk= +golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4= +golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= +google.golang.org/appengine v1.6.7 h1:FZR1q0exgwxzPzp/aF+VccGrSfxfPpkBqjIIEq3ru6c= +google.golang.org/appengine v1.6.7/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc= +google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw= +google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc= +google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw= +google.golang.org/protobuf v1.36.1/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= +gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= From ad23ad6d5468cb66ebcd72fbf5595408fcb110ce Mon Sep 17 00:00:00 2001 From: Saswata Mukherjee Date: Thu, 27 Feb 2025 12:24:56 +0000 Subject: [PATCH 19/29] exp/api: Add accepted msg type validation to handler (#1750) * exp: Add accepted msg type validation to handler Signed-off-by: Saswata Mukherjee * Apply feedback Signed-off-by: Saswata Mukherjee --------- Signed-off-by: Saswata Mukherjee --- exp/api/remote/remote_api.go | 21 +++++++++++++++++---- exp/api/remote/remote_api_test.go | 4 ++-- exp/api/remote/remote_headers.go | 13 +++++++++---- 3 files changed, 28 insertions(+), 10 deletions(-) diff --git a/exp/api/remote/remote_api.go b/exp/api/remote/remote_api.go index d64e5cbd8..354efc9f0 100644 --- a/exp/api/remote/remote_api.go +++ b/exp/api/remote/remote_api.go @@ -377,8 +377,9 @@ type writeStorage interface { } type handler struct { - store writeStorage - opts handlerOpts + store writeStorage + acceptedMessageTypes MessageTypes + opts handlerOpts } type handlerOpts struct { @@ -455,7 +456,7 @@ func SnappyDecompressorMiddleware(logger *slog.Logger) func(http.Handler) http.H // NewHandler returns HTTP handler that receives Remote Write 2.0 // protocol https://prometheus.io/docs/specs/remote_write_spec_2_0/. -func NewHandler(store writeStorage, opts ...HandlerOption) http.Handler { +func NewHandler(store writeStorage, acceptedMessageTypes MessageTypes, opts ...HandlerOption) http.Handler { o := handlerOpts{ logger: slog.New(nopSlogHandler{}), middlewares: []func(http.Handler) http.Handler{SnappyDecompressorMiddleware(slog.New(nopSlogHandler{}))}, @@ -463,7 +464,12 @@ func NewHandler(store writeStorage, opts ...HandlerOption) http.Handler { for _, opt := range opts { opt(&o) } - h := &handler{opts: o, store: store} + + h := &handler{ + opts: o, + store: store, + acceptedMessageTypes: acceptedMessageTypes, + } // Apply all middlewares in order var handler http.Handler = h @@ -524,6 +530,13 @@ func (h *handler) ServeHTTP(w http.ResponseWriter, r *http.Request) { return } + if !h.acceptedMessageTypes.Contains(msgType) { + err := fmt.Errorf("%v protobuf message is not accepted by this server; only accepts %v", msgType, h.acceptedMessageTypes.String()) + h.opts.logger.Error("Unaccepted message type", "msgType", msgType, "err", err) + http.Error(w, err.Error(), http.StatusUnsupportedMediaType) + return + } + writeResponse, storeErr := h.store.Store(r.Context(), msgType, r) // Set required X-Prometheus-Remote-Write-Written-* response headers, in all cases, alongwith any user-defined headers. diff --git a/exp/api/remote/remote_api_test.go b/exp/api/remote/remote_api_test.go index 1054f238e..655c503d9 100644 --- a/exp/api/remote/remote_api_test.go +++ b/exp/api/remote/remote_api_test.go @@ -147,7 +147,7 @@ func TestRemoteAPI_Write_WithHandler(t *testing.T) { t.Run("success", func(t *testing.T) { tLogger := slog.Default() mStore := &mockStorage{} - srv := httptest.NewServer(NewHandler(mStore, WithHandlerLogger(tLogger))) + srv := httptest.NewServer(NewHandler(mStore, MessageTypes{WriteV2MessageType}, WithHandlerLogger(tLogger))) t.Cleanup(srv.Close) client, err := NewAPI(srv.URL, @@ -182,7 +182,7 @@ func TestRemoteAPI_Write_WithHandler(t *testing.T) { mockErr: errors.New("storage error"), mockCode: &mockCode, } - srv := httptest.NewServer(NewHandler(mStore, WithHandlerLogger(tLogger))) + srv := httptest.NewServer(NewHandler(mStore, MessageTypes{WriteV2MessageType}, WithHandlerLogger(tLogger))) t.Cleanup(srv.Close) client, err := NewAPI(srv.URL, diff --git a/exp/api/remote/remote_headers.go b/exp/api/remote/remote_headers.go index df38920ea..9eaf4de0b 100644 --- a/exp/api/remote/remote_headers.go +++ b/exp/api/remote/remote_headers.go @@ -17,6 +17,7 @@ import ( "errors" "fmt" "net/http" + "slices" "strconv" "strings" ) @@ -59,13 +60,13 @@ func (n WriteMessageType) Validate() error { case WriteV1MessageType, WriteV2MessageType: return nil default: - return fmt.Errorf("unknown type for remote write protobuf message %v, supported: %v", n, messageTypes{WriteV1MessageType, WriteV2MessageType}.String()) + return fmt.Errorf("unknown type for remote write protobuf message %v, supported: %v", n, MessageTypes{WriteV1MessageType, WriteV2MessageType}.String()) } } -type messageTypes []WriteMessageType +type MessageTypes []WriteMessageType -func (m messageTypes) Strings() []string { +func (m MessageTypes) Strings() []string { ret := make([]string, 0, len(m)) for _, typ := range m { ret = append(ret, string(typ)) @@ -73,10 +74,14 @@ func (m messageTypes) Strings() []string { return ret } -func (m messageTypes) String() string { +func (m MessageTypes) String() string { return strings.Join(m.Strings(), ", ") } +func (m MessageTypes) Contains(mType WriteMessageType) bool { + return slices.Contains(m, mType) +} + var contentTypeHeaders = map[WriteMessageType]string{ WriteV1MessageType: appProtoContentType, // Also application/x-protobuf;proto=prometheus.WriteRequest but simplified for compatibility with 1.x spec. WriteV2MessageType: appProtoContentType + ";proto=io.prometheus.write.v2.Request", From 1f5f3b829f81e35b7f5b2710865c571fcab52ea2 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Sat, 1 Mar 2025 09:09:50 +0000 Subject: [PATCH 20/29] build(deps): bump the github-actions group with 5 updates Bumps the github-actions group with 5 updates: | Package | From | To | | --- | --- | --- | | [github/codeql-action](https://github.com/github/codeql-action) | `3.28.9` | `3.28.10` | | [golangci/golangci-lint-action](https://github.com/golangci/golangci-lint-action) | `6.2.0` | `6.5.0` | | [ossf/scorecard-action](https://github.com/ossf/scorecard-action) | `2.4.0` | `2.4.1` | | [actions/upload-artifact](https://github.com/actions/upload-artifact) | `4.6.0` | `4.6.1` | | [peter-evans/create-pull-request](https://github.com/peter-evans/create-pull-request) | `7.0.6` | `7.0.7` | Updates `github/codeql-action` from 3.28.9 to 3.28.10 - [Release notes](https://github.com/github/codeql-action/releases) - [Changelog](https://github.com/github/codeql-action/blob/main/CHANGELOG.md) - [Commits](https://github.com/github/codeql-action/compare/9e8d0789d4a0fa9ceb6b1738f7e269594bdd67f0...b56ba49b26e50535fa1e7f7db0f4f7b4bf65d80d) Updates `golangci/golangci-lint-action` from 6.2.0 to 6.5.0 - [Release notes](https://github.com/golangci/golangci-lint-action/releases) - [Commits](https://github.com/golangci/golangci-lint-action/compare/ec5d18412c0aeab7936cb16880d708ba2a64e1ae...2226d7cb06a077cd73e56eedd38eecad18e5d837) Updates `ossf/scorecard-action` from 2.4.0 to 2.4.1 - [Release notes](https://github.com/ossf/scorecard-action/releases) - [Changelog](https://github.com/ossf/scorecard-action/blob/main/RELEASE.md) - [Commits](https://github.com/ossf/scorecard-action/compare/62b2cac7ed8198b15735ed49ab1e5cf35480ba46...f49aabe0b5af0936a0987cfb85d86b75731b0186) Updates `actions/upload-artifact` from 4.6.0 to 4.6.1 - [Release notes](https://github.com/actions/upload-artifact/releases) - [Commits](https://github.com/actions/upload-artifact/compare/65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08...4cec3d8aa04e39d1a68397de0c4cd6fb9dce8ec1) Updates `peter-evans/create-pull-request` from 7.0.6 to 7.0.7 - [Release notes](https://github.com/peter-evans/create-pull-request/releases) - [Commits](https://github.com/peter-evans/create-pull-request/compare/67ccf781d68cd99b580ae25a5c18a1cc84ffff1f...dd2324fc52d5d43c699a5636bcf19fceaa70c284) --- updated-dependencies: - dependency-name: github/codeql-action dependency-type: direct:production update-type: version-update:semver-patch dependency-group: github-actions - dependency-name: golangci/golangci-lint-action dependency-type: direct:production update-type: version-update:semver-minor dependency-group: github-actions - dependency-name: ossf/scorecard-action dependency-type: direct:production update-type: version-update:semver-patch dependency-group: github-actions - dependency-name: actions/upload-artifact dependency-type: direct:production update-type: version-update:semver-patch dependency-group: github-actions - dependency-name: peter-evans/create-pull-request dependency-type: direct:production update-type: version-update:semver-patch dependency-group: github-actions ... Signed-off-by: dependabot[bot] --- .github/workflows/codeql-analysis.yml | 6 +++--- .github/workflows/golangci-lint.yml | 2 +- .github/workflows/scorecard.yml | 6 +++--- .github/workflows/update-go-versions.yml | 2 +- 4 files changed, 8 insertions(+), 8 deletions(-) diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml index a0482fef9..c2da66116 100644 --- a/.github/workflows/codeql-analysis.yml +++ b/.github/workflows/codeql-analysis.yml @@ -50,7 +50,7 @@ jobs: # Initializes the CodeQL tools for scanning. - name: Initialize CodeQL - uses: github/codeql-action/init@9e8d0789d4a0fa9ceb6b1738f7e269594bdd67f0 # v3.28.9 + uses: github/codeql-action/init@b56ba49b26e50535fa1e7f7db0f4f7b4bf65d80d # v3.28.10 with: languages: ${{ matrix.language }} # If you wish to specify custom queries, you can do so here or in a config file. @@ -61,7 +61,7 @@ jobs: # Autobuild attempts to build any compiled languages (C/C++, C#, or Java). # If this step fails, then you should remove it and run the build manually (see below) - name: Autobuild - uses: github/codeql-action/autobuild@9e8d0789d4a0fa9ceb6b1738f7e269594bdd67f0 # v3.28.9 + uses: github/codeql-action/autobuild@b56ba49b26e50535fa1e7f7db0f4f7b4bf65d80d # v3.28.10 # ℹī¸ Command-line programs to run using the OS shell. # 📚 https://git.io/JvXDl @@ -75,4 +75,4 @@ jobs: # make release - name: Perform CodeQL Analysis - uses: github/codeql-action/analyze@9e8d0789d4a0fa9ceb6b1738f7e269594bdd67f0 # v3.28.9 + uses: github/codeql-action/analyze@b56ba49b26e50535fa1e7f7db0f4f7b4bf65d80d # v3.28.10 diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml index def9007ac..4980f8a70 100644 --- a/.github/workflows/golangci-lint.yml +++ b/.github/workflows/golangci-lint.yml @@ -33,7 +33,7 @@ jobs: run: sudo apt-get update && sudo apt-get -y install libsnmp-dev if: github.repository == 'prometheus/snmp_exporter' - name: Lint - uses: golangci/golangci-lint-action@ec5d18412c0aeab7936cb16880d708ba2a64e1ae # v6.2.0 + uses: golangci/golangci-lint-action@2226d7cb06a077cd73e56eedd38eecad18e5d837 # v6.5.0 with: args: --verbose version: v1.63.4 diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml index aaf9cc45b..769a9ff31 100644 --- a/.github/workflows/scorecard.yml +++ b/.github/workflows/scorecard.yml @@ -34,7 +34,7 @@ jobs: persist-credentials: false - name: "Run analysis" - uses: ossf/scorecard-action@62b2cac7ed8198b15735ed49ab1e5cf35480ba46 # v2.4.0 + uses: ossf/scorecard-action@f49aabe0b5af0936a0987cfb85d86b75731b0186 # v2.4.1 with: results_file: results.sarif results_format: sarif @@ -43,7 +43,7 @@ jobs: # Upload the results as artifacts (optional). Commenting out will disable uploads of run results in SARIF # format to the repository Actions tab. - name: "Upload artifact" - uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08 # v4.6.0 + uses: actions/upload-artifact@4cec3d8aa04e39d1a68397de0c4cd6fb9dce8ec1 # v4.6.1 with: name: SARIF file path: results.sarif @@ -51,6 +51,6 @@ jobs: # Upload the results to GitHub's code scanning dashboard. - name: "Upload to code-scanning" - uses: github/codeql-action/upload-sarif@9e8d0789d4a0fa9ceb6b1738f7e269594bdd67f0 # v3.28.9 + uses: github/codeql-action/upload-sarif@b56ba49b26e50535fa1e7f7db0f4f7b4bf65d80d # v3.28.10 with: sarif_file: results.sarif diff --git a/.github/workflows/update-go-versions.yml b/.github/workflows/update-go-versions.yml index 1d0b38ba8..b7acdf861 100644 --- a/.github/workflows/update-go-versions.yml +++ b/.github/workflows/update-go-versions.yml @@ -22,7 +22,7 @@ jobs: # no pull request will be created and the action exits silently. - name: Create a Pull Request if: github.event_name != 'pull_request' - uses: peter-evans/create-pull-request@67ccf781d68cd99b580ae25a5c18a1cc84ffff1f # v7.0.6 + uses: peter-evans/create-pull-request@dd2324fc52d5d43c699a5636bcf19fceaa70c284 # v7.0.7 with: token: ${{ secrets.GITHUB_TOKEN }} commit-message: "Update Go Collector metrics for new Go version" From 3e9bb2292f938ec9116b1b6af6157f1f85b1a8f2 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Sat, 1 Mar 2025 09:46:38 +0000 Subject: [PATCH 21/29] build(deps): bump github.com/klauspost/compress from 1.17.11 to 1.18.0 Bumps [github.com/klauspost/compress](https://github.com/klauspost/compress) from 1.17.11 to 1.18.0. - [Release notes](https://github.com/klauspost/compress/releases) - [Changelog](https://github.com/klauspost/compress/blob/master/.goreleaser.yml) - [Commits](https://github.com/klauspost/compress/compare/v1.17.11...v1.18.0) --- updated-dependencies: - dependency-name: github.com/klauspost/compress dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] --- go.mod | 2 +- go.sum | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/go.mod b/go.mod index cbb9ebcef..274532d84 100644 --- a/go.mod +++ b/go.mod @@ -7,7 +7,7 @@ require ( github.com/cespare/xxhash/v2 v2.3.0 github.com/google/go-cmp v0.6.0 github.com/json-iterator/go v1.1.12 - github.com/klauspost/compress v1.17.11 + github.com/klauspost/compress v1.18.0 github.com/kylelemons/godebug v1.1.0 github.com/prometheus/client_model v0.6.1 github.com/prometheus/common v0.62.0 diff --git a/go.sum b/go.sum index 39ac55cf1..fb2beb50f 100644 --- a/go.sum +++ b/go.sum @@ -13,8 +13,8 @@ github.com/jpillora/backoff v1.0.0 h1:uvFg412JmmHBHw7iwprIxkPMI+sGQ4kzOWsMeHnm2E github.com/jpillora/backoff v1.0.0/go.mod h1:J/6gKK9jxlEcS3zixgDgUAsiuZ7yrSoa/FX5e0EB2j4= github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM= github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo= -github.com/klauspost/compress v1.17.11 h1:In6xLpyWOi1+C7tXUUWv2ot1QvBjxevKAaI6IXrJmUc= -github.com/klauspost/compress v1.17.11/go.mod h1:pMDklpSncoRMuLFrf1W9Ss9KT+0rH90U12bZKk7uwG0= +github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo= +github.com/klauspost/compress v1.18.0/go.mod h1:2Pp+KzxcywXVXMr50+X0Q/Lsb43OQHYWRCY2AiWywWQ= github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE= github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk= github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY= From 8e74257c3457d58362c141b00cd0cb8eb74b9a46 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Sat, 1 Mar 2025 09:46:42 +0000 Subject: [PATCH 22/29] build(deps): bump github.com/google/go-cmp from 0.6.0 to 0.7.0 Bumps [github.com/google/go-cmp](https://github.com/google/go-cmp) from 0.6.0 to 0.7.0. - [Release notes](https://github.com/google/go-cmp/releases) - [Commits](https://github.com/google/go-cmp/compare/v0.6.0...v0.7.0) --- updated-dependencies: - dependency-name: github.com/google/go-cmp dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] --- go.mod | 2 +- go.sum | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/go.mod b/go.mod index cbb9ebcef..5c3ffe202 100644 --- a/go.mod +++ b/go.mod @@ -5,7 +5,7 @@ go 1.22 require ( github.com/beorn7/perks v1.0.1 github.com/cespare/xxhash/v2 v2.3.0 - github.com/google/go-cmp v0.6.0 + github.com/google/go-cmp v0.7.0 github.com/json-iterator/go v1.1.12 github.com/klauspost/compress v1.17.11 github.com/kylelemons/godebug v1.1.0 diff --git a/go.sum b/go.sum index 39ac55cf1..f3eb8635d 100644 --- a/go.sum +++ b/go.sum @@ -6,8 +6,8 @@ github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ3 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= -github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= -github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= +github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8= +github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU= github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= github.com/jpillora/backoff v1.0.0 h1:uvFg412JmmHBHw7iwprIxkPMI+sGQ4kzOWsMeHnm2EA= github.com/jpillora/backoff v1.0.0/go.mod h1:J/6gKK9jxlEcS3zixgDgUAsiuZ7yrSoa/FX5e0EB2j4= From e84c30512a658de7fdccce84b434c9a5696ec5af Mon Sep 17 00:00:00 2001 From: Saswata Mukherjee Date: Tue, 4 Mar 2025 09:50:00 +0000 Subject: [PATCH 23/29] exp: Reset snappy buf (#1756) Signed-off-by: Saswata Mukherjee --- exp/api/remote/remote_api.go | 1 + go.work.sum | 1 + 2 files changed, 2 insertions(+) diff --git a/exp/api/remote/remote_api.go b/exp/api/remote/remote_api.go index 354efc9f0..e23d7912c 100644 --- a/exp/api/remote/remote_api.go +++ b/exp/api/remote/remote_api.go @@ -429,6 +429,7 @@ func SnappyDecompressorMiddleware(logger *slog.Logger) func(http.Handler) http.H } buf := bufPool.Get().(*bytes.Buffer) + buf.Reset() defer bufPool.Put(buf) bodyBytes, err := io.ReadAll(io.TeeReader(r.Body, buf)) diff --git a/go.work.sum b/go.work.sum index 6210b5dbf..2f962793a 100644 --- a/go.work.sum +++ b/go.work.sum @@ -18,6 +18,7 @@ github.com/google/gofuzz v1.0.0 h1:A8PeW59pxE9IoFRqBp37U+mSNaQoZ46F1f0f863XSXw= github.com/julienschmidt/httprouter v1.3.0 h1:U0609e9tgbseu3rBINet9P48AI/D3oJs4dN7jwJOQ1U= github.com/julienschmidt/httprouter v1.3.0/go.mod h1:JR6WtHb+2LUe8TCKY3cZOxFyyO8IZAc4RVcycCCAKdM= github.com/klauspost/compress v1.17.10/go.mod h1:pMDklpSncoRMuLFrf1W9Ss9KT+0rH90U12bZKk7uwG0= +github.com/klauspost/compress v1.17.11/go.mod h1:pMDklpSncoRMuLFrf1W9Ss9KT+0rH90U12bZKk7uwG0= github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI= github.com/kr/pty v1.1.1 h1:VkoXIwSboBpnk99O/KFauAEILuNHv5DVFKZMBN/gUgw= github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= From 8f9d0de6893dd7a470cdb1cffc5d98d1b5d7b50d Mon Sep 17 00:00:00 2001 From: Saswata Mukherjee Date: Sat, 1 Mar 2025 10:52:28 +0000 Subject: [PATCH 24/29] exp: Add dependabot config Signed-off-by: Saswata Mukherjee --- .github/dependabot.yml | 4 ++++ exp/go.mod | 4 ++-- exp/go.sum | 5 ++--- 3 files changed, 8 insertions(+), 5 deletions(-) diff --git a/.github/dependabot.yml b/.github/dependabot.yml index 36fcf5784..a43a0645b 100644 --- a/.github/dependabot.yml +++ b/.github/dependabot.yml @@ -8,6 +8,10 @@ updates: directory: "/tutorial/whatsup" schedule: interval: "monthly" + - package-ecosystem: "gomod" + directory: "/exp" + schedule: + interval: "monthly" - package-ecosystem: "github-actions" directory: "/" schedule: diff --git a/exp/go.mod b/exp/go.mod index e8159ed59..fda42b98a 100644 --- a/exp/go.mod +++ b/exp/go.mod @@ -3,8 +3,8 @@ module github.com/prometheus/client_golang/exp go 1.22 require ( - github.com/google/go-cmp v0.6.0 - github.com/klauspost/compress v1.17.11 + github.com/google/go-cmp v0.7.0 + github.com/klauspost/compress v1.18.0 github.com/prometheus/common v0.62.0 google.golang.org/protobuf v1.36.5 ) diff --git a/exp/go.sum b/exp/go.sum index f07d255f8..a90a8ff9b 100644 --- a/exp/go.sum +++ b/exp/go.sum @@ -1,7 +1,6 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= -github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= -github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= -github.com/klauspost/compress v1.17.11 h1:In6xLpyWOi1+C7tXUUWv2ot1QvBjxevKAaI6IXrJmUc= +github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8= +github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo= github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= github.com/prometheus/client_model v0.6.1 h1:ZKSh/rekM+n3CeS952MLRAdFwIKqeY8b62p8ais2e9E= github.com/prometheus/common v0.62.0 h1:xasJaQlnWAeyHdUBeGjXmutelfJHWMRr+Fg4QszZ2Io= From 60fd2b0490db6e7c74e623651031feae93c7ebc1 Mon Sep 17 00:00:00 2001 From: Saswata Mukherjee Date: Wed, 5 Mar 2025 08:16:04 +0000 Subject: [PATCH 25/29] Remove go.work file for now Signed-off-by: Saswata Mukherjee --- Makefile | 2 +- exp/go.sum | 9 ++++++++ go.work | 6 ------ go.work.sum | 62 ----------------------------------------------------- 4 files changed, 10 insertions(+), 69 deletions(-) delete mode 100644 go.work delete mode 100644 go.work.sum diff --git a/Makefile b/Makefile index 28970797b..6f1abf1cc 100644 --- a/Makefile +++ b/Makefile @@ -16,8 +16,8 @@ include Makefile.common .PHONY: deps deps: - $(GO) work sync $(MAKE) common-deps + cd exp && $(GO) mod tidy && $(GO) mod download .PHONY: test test: deps common-test test-exp diff --git a/exp/go.sum b/exp/go.sum index a90a8ff9b..c3f4e2b18 100644 --- a/exp/go.sum +++ b/exp/go.sum @@ -1,9 +1,18 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= +github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8= +github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU= github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo= +github.com/klauspost/compress v1.18.0/go.mod h1:2Pp+KzxcywXVXMr50+X0Q/Lsb43OQHYWRCY2AiWywWQ= github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= +github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= github.com/prometheus/client_model v0.6.1 h1:ZKSh/rekM+n3CeS952MLRAdFwIKqeY8b62p8ais2e9E= +github.com/prometheus/client_model v0.6.1/go.mod h1:OrxVMOVHjw3lKMa8+x6HeMGkHMQyHDk9E3jmP2AmGiY= github.com/prometheus/common v0.62.0 h1:xasJaQlnWAeyHdUBeGjXmutelfJHWMRr+Fg4QszZ2Io= +github.com/prometheus/common v0.62.0/go.mod h1:vyBcEuLSvWos9B1+CyL7JZ2up+uFzXhkqml0W5zIY1I= github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA= +github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY= google.golang.org/protobuf v1.36.5 h1:tPhr+woSbjfYvY6/GPufUoYizxw1cF/yFoxJ2fmpwlM= +google.golang.org/protobuf v1.36.5/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= +gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= diff --git a/go.work b/go.work deleted file mode 100644 index c675461cb..000000000 --- a/go.work +++ /dev/null @@ -1,6 +0,0 @@ -go 1.22 - -use ( - . - ./exp -) diff --git a/go.work.sum b/go.work.sum deleted file mode 100644 index 2f962793a..000000000 --- a/go.work.sum +++ /dev/null @@ -1,62 +0,0 @@ -cloud.google.com/go/compute/metadata v0.3.0 h1:Tz+eQXMEqDIKRsmY3cHTL6FVaynIjX2QxYC4trgAKZc= -cloud.google.com/go/compute/metadata v0.3.0/go.mod h1:zFmK7XCadkQkj6TtorcaGlCW1hT1fIilQDwofLpJ20k= -github.com/alecthomas/kingpin/v2 v2.4.0 h1:f48lwail6p8zpO1bC4TxtqACaGqHYA22qkHjHpqDjYY= -github.com/alecthomas/kingpin/v2 v2.4.0/go.mod h1:0gyi0zQnjuFk8xrkNKamJoyUo382HRL7ATRpFZCw6tE= -github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137 h1:s6gZFSlWYmbqAuRjVTiNNhvNRfY2Wxp9nhfyel4rklc= -github.com/alecthomas/units v0.0.0-20211218093645-b94a6e3cc137/go.mod h1:OMCwj8VM1Kc9e19TLln2VL61YJF0x1XFtfdL4JdbSyE= -github.com/creack/pty v1.1.9 h1:uDmaGzcdjhF4i/plgjmEsriH11Y0o7RKapEf/LDaM3w= -github.com/go-kit/log v0.2.1 h1:MRVx0/zhvdseW+Gza6N9rVzU/IVzaeE1SFI4raAhmBU= -github.com/go-kit/log v0.2.1/go.mod h1:NwTd00d/i8cPZ3xOwwiv2PO5MOcx78fFErGNcVmBjv0= -github.com/go-logfmt/logfmt v0.5.1 h1:otpy5pqBCBZ1ng9RQ0dPu4PN7ba75Y/aA+UpowDyNVA= -github.com/go-logfmt/logfmt v0.5.1/go.mod h1:WYhtIu8zTZfxdn5+rREduYbwxfcBr/Vr6KEVveWlfTs= -github.com/golang/protobuf v1.5.0 h1:LUVKkCeviFUMKqHa4tXIIij/lbhnMbP7Fn5wKdKkRh4= -github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk= -github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg= -github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY= -github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= -github.com/google/gofuzz v1.0.0 h1:A8PeW59pxE9IoFRqBp37U+mSNaQoZ46F1f0f863XSXw= -github.com/julienschmidt/httprouter v1.3.0 h1:U0609e9tgbseu3rBINet9P48AI/D3oJs4dN7jwJOQ1U= -github.com/julienschmidt/httprouter v1.3.0/go.mod h1:JR6WtHb+2LUe8TCKY3cZOxFyyO8IZAc4RVcycCCAKdM= -github.com/klauspost/compress v1.17.10/go.mod h1:pMDklpSncoRMuLFrf1W9Ss9KT+0rH90U12bZKk7uwG0= -github.com/klauspost/compress v1.17.11/go.mod h1:pMDklpSncoRMuLFrf1W9Ss9KT+0rH90U12bZKk7uwG0= -github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI= -github.com/kr/pty v1.1.1 h1:VkoXIwSboBpnk99O/KFauAEILuNHv5DVFKZMBN/gUgw= -github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= -github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI= -github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e h1:aoZm08cpOy4WuID//EZDgcC4zIxODThtZNPirFr42+A= -github.com/prometheus/client_golang v1.20.0/go.mod h1:PIEt8X02hGcP8JWbeHyeZ53Y/jReSnHgO035n//V5WE= -github.com/prometheus/client_golang v1.20.4/go.mod h1:PIEt8X02hGcP8JWbeHyeZ53Y/jReSnHgO035n//V5WE= -github.com/prometheus/common v0.59.1/go.mod h1:GpWM7dewqmVYcd7SmRaiWVe9SSqjf0UrwnYnpEZNuT0= -github.com/stretchr/objx v0.1.0 h1:4G4v2dO3VZwixGIRoQ5Lfboy6nUhCyYzaqnIAPPhYs4= -github.com/stretchr/objx v0.5.2 h1:xuMeJ0Sdp5ZMRXx/aWO6RZxdr3beISkG5/G/aIRr3pY= -github.com/stretchr/objx v0.5.2/go.mod h1:FRsXN1f5AsAjCGJKqEizvkpNtU+EGNCLh3NxZ/8L+MA= -github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4= -github.com/xhit/go-str2duration/v2 v2.1.0 h1:lxklc02Drh6ynqX+DdPyp5pCKLUQpRT8bp8Ydu2Bstc= -github.com/xhit/go-str2duration/v2 v2.1.0/go.mod h1:ohY8p+0f07DiV6Em5LKB0s2YpLtXVyJfNt1+BlmyAsU= -golang.org/x/crypto v0.26.0 h1:RrRspgV4mU+YwB4FYnuBoKsUapNIL5cohGAmSH3azsw= -golang.org/x/crypto v0.26.0/go.mod h1:GY7jblb9wI+FOo5y8/S2oY4zWP07AkOJ4+jxCqdqn54= -golang.org/x/crypto v0.31.0 h1:ihbySMvVjLAeSH1IbfcRTkD/iNscyz8rGzjF/E5hV6U= -golang.org/x/crypto v0.31.0/go.mod h1:kDsLvtWBEx7MV9tJOj9bnXsPbxwJQ6csT/x4KIN4Ssk= -golang.org/x/mod v0.17.0 h1:zY54UmvipHiNd+pm+m0x9KhZ9hl1/7QNMyxXbc6ICqA= -golang.org/x/mod v0.17.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c= -golang.org/x/sync v0.8.0 h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ= -golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk= -golang.org/x/sync v0.10.0 h1:3NQrjDixjgGwUOCaF8w2+VYHv0Ve/vGYSbdkTa98gmQ= -golang.org/x/sync v0.10.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk= -golang.org/x/sys v0.23.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= -golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= -golang.org/x/term v0.23.0 h1:F6D4vR+EHoL9/sWAWgAR1H2DcHr4PareCbAaCo1RpuU= -golang.org/x/term v0.23.0/go.mod h1:DgV24QBUrK6jhZXl+20l6UWznPlwAHm1Q1mGHtydmSk= -golang.org/x/term v0.27.0 h1:WP60Sv1nlK1T6SupCHbXzSaN0b9wUmsPoRS9b61A23Q= -golang.org/x/term v0.27.0/go.mod h1:iMsnZpn0cago0GOrHO2+Y7u7JPn5AylBrcoWkElMTSM= -golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d h1:vU5i/LfpvrRCpgM/VPfJLg5KjxD3E+hfT1SH+d9zLwg= -golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d/go.mod h1:aiJjzUbINMkxbQROHiO6hDPo2LHcIPhhQsa9DLh0yGk= -golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4= -golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= -google.golang.org/appengine v1.6.7 h1:FZR1q0exgwxzPzp/aF+VccGrSfxfPpkBqjIIEq3ru6c= -google.golang.org/appengine v1.6.7/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc= -google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw= -google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc= -google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw= -google.golang.org/protobuf v1.36.1/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= -gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= From 9df772cc5f399a2946a9158e57fd0aff66daf7d1 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Wed, 5 Mar 2025 09:49:35 +0000 Subject: [PATCH 26/29] build(deps): bump peter-evans/create-pull-request Bumps the github-actions group with 1 update: [peter-evans/create-pull-request](https://github.com/peter-evans/create-pull-request). Updates `peter-evans/create-pull-request` from 7.0.7 to 7.0.8 - [Release notes](https://github.com/peter-evans/create-pull-request/releases) - [Commits](https://github.com/peter-evans/create-pull-request/compare/dd2324fc52d5d43c699a5636bcf19fceaa70c284...271a8d0340265f705b14b6d32b9829c1cb33d45e) --- updated-dependencies: - dependency-name: peter-evans/create-pull-request dependency-type: direct:production update-type: version-update:semver-patch dependency-group: github-actions ... Signed-off-by: dependabot[bot] --- .github/workflows/update-go-versions.yml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/.github/workflows/update-go-versions.yml b/.github/workflows/update-go-versions.yml index b7acdf861..99766c1cc 100644 --- a/.github/workflows/update-go-versions.yml +++ b/.github/workflows/update-go-versions.yml @@ -22,7 +22,7 @@ jobs: # no pull request will be created and the action exits silently. - name: Create a Pull Request if: github.event_name != 'pull_request' - uses: peter-evans/create-pull-request@dd2324fc52d5d43c699a5636bcf19fceaa70c284 # v7.0.7 + uses: peter-evans/create-pull-request@271a8d0340265f705b14b6d32b9829c1cb33d45e # v7.0.8 with: token: ${{ secrets.GITHUB_TOKEN }} commit-message: "Update Go Collector metrics for new Go version" From e575c9c04e40fe0784d4fee7f1f56c1a66ef090d Mon Sep 17 00:00:00 2001 From: Jordan Liggitt Date: Fri, 7 Mar 2025 08:44:13 -0500 Subject: [PATCH 27/29] promhttp: Isolate zstd support and klauspost/compress library use to promhttp/zstd package (#1765) Signed-off-by: Jordan Liggitt --- prometheus/promhttp/http.go | 26 +++++++----- prometheus/promhttp/http_test.go | 3 +- prometheus/promhttp/internal/compression.go | 21 +++++++++ prometheus/promhttp/zstd/zstd.go | 47 +++++++++++++++++++++ 4 files changed, 85 insertions(+), 12 deletions(-) create mode 100644 prometheus/promhttp/internal/compression.go create mode 100644 prometheus/promhttp/zstd/zstd.go diff --git a/prometheus/promhttp/http.go b/prometheus/promhttp/http.go index 28eed2672..763d99e36 100644 --- a/prometheus/promhttp/http.go +++ b/prometheus/promhttp/http.go @@ -41,11 +41,11 @@ import ( "sync" "time" - "github.com/klauspost/compress/zstd" "github.com/prometheus/common/expfmt" "github.com/prometheus/client_golang/internal/github.com/golang/gddo/httputil" "github.com/prometheus/client_golang/prometheus" + "github.com/prometheus/client_golang/prometheus/promhttp/internal" ) const ( @@ -65,7 +65,13 @@ const ( Zstd Compression = "zstd" ) -var defaultCompressionFormats = []Compression{Identity, Gzip, Zstd} +func defaultCompressionFormats() []Compression { + if internal.NewZstdWriter != nil { + return []Compression{Identity, Gzip, Zstd} + } else { + return []Compression{Identity, Gzip} + } +} var gzipPool = sync.Pool{ New: func() interface{} { @@ -138,7 +144,7 @@ func HandlerForTransactional(reg prometheus.TransactionalGatherer, opts HandlerO // Select compression formats to offer based on default or user choice. var compressions []string if !opts.DisableCompression { - offers := defaultCompressionFormats + offers := defaultCompressionFormats() if len(opts.OfferedCompressions) > 0 { offers = opts.OfferedCompressions } @@ -466,14 +472,12 @@ func negotiateEncodingWriter(r *http.Request, rw io.Writer, compressions []strin switch selected { case "zstd": - // TODO(mrueg): Replace klauspost/compress with stdlib implementation once https://github.com/golang/go/issues/62513 is implemented. - z, err := zstd.NewWriter(rw, zstd.WithEncoderLevel(zstd.SpeedFastest)) - if err != nil { - return nil, "", func() {}, err + if internal.NewZstdWriter == nil { + // The content encoding was not implemented yet. + return nil, "", func() {}, fmt.Errorf("content compression format not recognized: %s. Valid formats are: %s", selected, defaultCompressionFormats()) } - - z.Reset(rw) - return z, selected, func() { _ = z.Close() }, nil + writer, closeWriter, err := internal.NewZstdWriter(rw) + return writer, selected, closeWriter, err case "gzip": gz := gzipPool.Get().(*gzip.Writer) gz.Reset(rw) @@ -483,6 +487,6 @@ func negotiateEncodingWriter(r *http.Request, rw io.Writer, compressions []strin return rw, selected, func() {}, nil default: // The content encoding was not implemented yet. - return nil, "", func() {}, fmt.Errorf("content compression format not recognized: %s. Valid formats are: %s", selected, defaultCompressionFormats) + return nil, "", func() {}, fmt.Errorf("content compression format not recognized: %s. Valid formats are: %s", selected, defaultCompressionFormats()) } } diff --git a/prometheus/promhttp/http_test.go b/prometheus/promhttp/http_test.go index a763da469..189ee357c 100644 --- a/prometheus/promhttp/http_test.go +++ b/prometheus/promhttp/http_test.go @@ -30,6 +30,7 @@ import ( dto "github.com/prometheus/client_model/go" "github.com/prometheus/client_golang/prometheus" + _ "github.com/prometheus/client_golang/prometheus/promhttp/zstd" ) type errorCollector struct{} @@ -484,7 +485,7 @@ func TestInstrumentMetricHandlerWithCompression(t *testing.T) { func TestNegotiateEncodingWriter(t *testing.T) { var defaultCompressions []string - for _, comp := range defaultCompressionFormats { + for _, comp := range defaultCompressionFormats() { defaultCompressions = append(defaultCompressions, string(comp)) } diff --git a/prometheus/promhttp/internal/compression.go b/prometheus/promhttp/internal/compression.go new file mode 100644 index 000000000..c5039590f --- /dev/null +++ b/prometheus/promhttp/internal/compression.go @@ -0,0 +1,21 @@ +// Copyright 2025 The Prometheus Authors +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package internal + +import ( + "io" +) + +// NewZstdWriter enables zstd write support if non-nil. +var NewZstdWriter func(rw io.Writer) (_ io.Writer, closeWriter func(), _ error) diff --git a/prometheus/promhttp/zstd/zstd.go b/prometheus/promhttp/zstd/zstd.go new file mode 100644 index 000000000..7e355e338 --- /dev/null +++ b/prometheus/promhttp/zstd/zstd.go @@ -0,0 +1,47 @@ +// Copyright 2025 The Prometheus Authors +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +// Package zstd activates support for zstd compression. +// To enable zstd compression support, import like this: +// +// import ( +// _ "github.com/prometheus/client_golang/prometheus/promhttp/zstd" +// ) +// +// This support is currently implemented via the github.com/klauspost/compress library, +// so importing this package requires linking and building that library. +// Once stdlib support is added to the Go standard library (https://github.com/golang/go/issues/62513), +// this package is expected to become a no-op, and zstd support will be enabled by default. +package zstd + +import ( + "io" + + "github.com/klauspost/compress/zstd" + + "github.com/prometheus/client_golang/prometheus/promhttp/internal" +) + +func init() { + // Enable zstd support + internal.NewZstdWriter = func(rw io.Writer) (_ io.Writer, closeWriter func(), _ error) { + // TODO(mrueg): Replace klauspost/compress with stdlib implementation once https://github.com/golang/go/issues/62513 is implemented, and move this package to be a no-op / backfill for older go versions. + z, err := zstd.NewWriter(rw, zstd.WithEncoderLevel(zstd.SpeedFastest)) + if err != nil { + return nil, func() {}, err + } + + z.Reset(rw) + return z, func() { _ = z.Close() }, nil + } +} From 1043db7cb8735186b341bbff6ae45d7ff56018dd Mon Sep 17 00:00:00 2001 From: Kemal Akkoyun Date: Fri, 7 Mar 2025 17:56:09 +0100 Subject: [PATCH 28/29] Cut 1.22.0-rc.0 (#1768) * Initialize the release process Signed-off-by: Kemal Akkoyun * Update the changelog Signed-off-by: Kemal Akkoyun --------- Signed-off-by: Kemal Akkoyun --- CHANGELOG.md | 22 ++++++++++++++++++++++ VERSION | 2 +- 2 files changed, 23 insertions(+), 1 deletion(-) diff --git a/CHANGELOG.md b/CHANGELOG.md index dcbb1a07c..99a0f9752 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -1,5 +1,27 @@ ## Unreleased +## 1.22.0-rc.0 / 2025-03-05 + +:warning: This release contains potential breaking change if you use experimental `zstd` support introduce in #1496 :warning: + +Experimental support for `zstd` on scrape was added, controlled by the request `Accept-Encoding` header. +It was enabled by default since version 1.20, but now you need to add a blank import to enable it. +The decision to make it opt-in by default was originally made because the Go standard library was expected to have default zstd support added soon, +https://github.com/golang/go/issues/62513 however, the work took longer than anticipated and it will be postponed to upcoming major Go versions. + + +e.g.: +> ```go +> import ( +> _ "github.com/prometheus/client_golang/prometheus/promhttp/zstd" +> ) +> ``` + +* [FEATURE] prometheus: Add new CollectorFunc utility #1724 +* [CHANGE] Minimum required Go version is now 1.22 (we also test client_golang against latest go version - 1.24) #1738 +* [FEATURE] api: `WithLookbackDelta` and `WithStats` options have been added to API client. #1743 +* [CHANGE] :warning: promhttp: Isolate zstd support and klauspost/compress library use to promhttp/zstd package. #1765 + ## 1.21.1 / 2025-03-04 * [BUGFIX] prometheus: Revert of `Inc`, `Add` and `Observe` cumulative metric CAS optimizations (#1661), causing regressions on low contention cases. diff --git a/VERSION b/VERSION index 284497740..6668549e1 100644 --- a/VERSION +++ b/VERSION @@ -1 +1 @@ -1.21.1 +1.22.0-rc.0 From d50be25511d790f4c166d68ce7d046c2977d148b Mon Sep 17 00:00:00 2001 From: Kemal Akkoyun Date: Tue, 8 Apr 2025 10:06:13 +0200 Subject: [PATCH 29/29] Cut 1.22.0 (#1793) Signed-off-by: Kemal Akkoyun --- CHANGELOG.md | 2 +- VERSION | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/CHANGELOG.md b/CHANGELOG.md index 99a0f9752..4e407756e 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -1,6 +1,6 @@ ## Unreleased -## 1.22.0-rc.0 / 2025-03-05 +## 1.22.0 / 2025-04-07 :warning: This release contains potential breaking change if you use experimental `zstd` support introduce in #1496 :warning: diff --git a/VERSION b/VERSION index 6668549e1..57807d6d0 100644 --- a/VERSION +++ b/VERSION @@ -1 +1 @@ -1.22.0-rc.0 +1.22.0