Skip to content

fix: test: no parallel when starting Prometheus endpoint #13981

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 2 commits into from
Jul 23, 2024
Merged
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
147 changes: 73 additions & 74 deletions enterprise/cli/provisionerdaemons_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -299,88 +299,87 @@ func TestProvisionerDaemon_SessionToken(t *testing.T) {
assert.Equal(t, buildinfo.Version(), daemons[0].Version)
assert.Equal(t, proto.CurrentVersion.String(), daemons[0].APIVersion)
})
}

t.Run("PrometheusEnabled", func(t *testing.T) {
t.Parallel()

prometheusPort := testutil.RandomPortNoListen(t)
//nolint:paralleltest,tparallel // Prometheus endpoint tends to fail with `bind: address already in use`.
func TestProvisionerDaemon_PrometheusEnabled(t *testing.T) {
prometheusPort := testutil.RandomPortNoListen(t)

// Configure CLI client
client, admin := coderdenttest.New(t, &coderdenttest.Options{
ProvisionerDaemonPSK: "provisionersftw",
LicenseOptions: &coderdenttest.LicenseOptions{
Features: license.Features{
codersdk.FeatureExternalProvisionerDaemons: 1,
},
// Configure CLI client
client, admin := coderdenttest.New(t, &coderdenttest.Options{
ProvisionerDaemonPSK: "provisionersftw",
LicenseOptions: &coderdenttest.LicenseOptions{
Features: license.Features{
codersdk.FeatureExternalProvisionerDaemons: 1,
},
})
anotherClient, _ := coderdtest.CreateAnotherUser(t, client, admin.OrganizationID, rbac.RoleTemplateAdmin())
inv, conf := newCLI(t, "provisionerd", "start", "--name", "daemon-with-prometheus", "--prometheus-enable", "--prometheus-address", fmt.Sprintf("127.0.0.1:%d", prometheusPort))
clitest.SetupConfig(t, anotherClient, conf)
pty := ptytest.New(t).Attach(inv)
ctx, cancel := context.WithTimeout(inv.Context(), testutil.WaitLong)
defer cancel()
},
})
anotherClient, _ := coderdtest.CreateAnotherUser(t, client, admin.OrganizationID, rbac.RoleTemplateAdmin())
inv, conf := newCLI(t, "provisionerd", "start", "--name", "daemon-with-prometheus", "--prometheus-enable", "--prometheus-address", fmt.Sprintf("127.0.0.1:%d", prometheusPort))
clitest.SetupConfig(t, anotherClient, conf)
pty := ptytest.New(t).Attach(inv)
ctx, cancel := context.WithTimeout(inv.Context(), testutil.WaitLong)
defer cancel()

// Start "provisionerd" command
clitest.Start(t, inv)
pty.ExpectMatchContext(ctx, "starting provisioner daemon")
// Start "provisionerd" command
clitest.Start(t, inv)
pty.ExpectMatchContext(ctx, "starting provisioner daemon")

var daemons []codersdk.ProvisionerDaemon
var err error
require.Eventually(t, func() bool {
daemons, err = client.ProvisionerDaemons(ctx)
if err != nil {
return false
}
return len(daemons) == 1
}, testutil.WaitLong, testutil.IntervalSlow)
require.Equal(t, "daemon-with-prometheus", daemons[0].Name)
var daemons []codersdk.ProvisionerDaemon
var err error
require.Eventually(t, func() bool {
daemons, err = client.ProvisionerDaemons(ctx)
if err != nil {
return false
}
return len(daemons) == 1
}, testutil.WaitLong, testutil.IntervalSlow)
require.Equal(t, "daemon-with-prometheus", daemons[0].Name)

// Fetch metrics from Prometheus endpoint
var req *http.Request
var res *http.Response
require.Eventually(t, func() bool {
req, err = http.NewRequestWithContext(ctx, "GET", fmt.Sprintf("http://127.0.0.1:%d", prometheusPort), nil)
if err != nil {
t.Logf("unable to create new HTTP request: %s", err.Error())
return false
}
// Fetch metrics from Prometheus endpoint
var req *http.Request
var res *http.Response
require.Eventually(t, func() bool {
req, err = http.NewRequestWithContext(ctx, "GET", fmt.Sprintf("http://127.0.0.1:%d", prometheusPort), nil)
if err != nil {
t.Logf("unable to create new HTTP request: %s", err.Error())
return false
}

// nolint:bodyclose
res, err = http.DefaultClient.Do(req)
if err != nil {
t.Logf("unable to call Prometheus endpoint: %s", err.Error())
return false
}
return true
}, testutil.WaitShort, testutil.IntervalMedium)
defer res.Body.Close()
// nolint:bodyclose
res, err = http.DefaultClient.Do(req)
if err != nil {
t.Logf("unable to call Prometheus endpoint: %s", err.Error())
return false
}
return true
}, testutil.WaitShort, testutil.IntervalMedium)
defer res.Body.Close()

// Scan for metric patterns
scanner := bufio.NewScanner(res.Body)
hasOneDaemon := false
hasGoStats := false
hasPromHTTP := false
for scanner.Scan() {
if strings.HasPrefix(scanner.Text(), "coderd_provisionerd_num_daemons 1") {
hasOneDaemon = true
continue
}
if strings.HasPrefix(scanner.Text(), "go_goroutines") {
hasGoStats = true
continue
}
if strings.HasPrefix(scanner.Text(), "promhttp_metric_handler_requests_total") {
hasPromHTTP = true
continue
}
t.Logf("scanned %s", scanner.Text())
// Scan for metric patterns
scanner := bufio.NewScanner(res.Body)
hasOneDaemon := false
hasGoStats := false
hasPromHTTP := false
for scanner.Scan() {
if strings.HasPrefix(scanner.Text(), "coderd_provisionerd_num_daemons 1") {
hasOneDaemon = true
continue
}
if strings.HasPrefix(scanner.Text(), "go_goroutines") {
hasGoStats = true
continue
}
require.NoError(t, scanner.Err())
if strings.HasPrefix(scanner.Text(), "promhttp_metric_handler_requests_total") {
hasPromHTTP = true
continue
}
t.Logf("scanned %s", scanner.Text())
}
require.NoError(t, scanner.Err())

// Verify patterns
require.True(t, hasOneDaemon, "should be one daemon running")
require.True(t, hasGoStats, "Go stats are missing")
require.True(t, hasPromHTTP, "Prometheus HTTP metrics are missing")
})
// Verify patterns
require.True(t, hasOneDaemon, "should be one daemon running")
require.True(t, hasGoStats, "Go stats are missing")
require.True(t, hasPromHTTP, "Prometheus HTTP metrics are missing")
}
Loading