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test(agent): fix TestAgent_Metadata/Once flake #8613

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Merged
merged 11 commits into from
Jul 20, 2023
Merged

test(agent): fix TestAgent_Metadata/Once flake #8613

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3b0b1f3
flake(agent) fix `TestAgent_Metadata/Once` flake
coadler Jul 19, 2023
cf2f7dc
fixup! flake(agent) fix `TestAgent_Metadata/Once` flake
coadler Jul 19, 2023
3f73d16
fixup! flake(agent) fix `TestAgent_Metadata/Once` flake
coadler Jul 20, 2023
7b4097a
fixup! flake(agent) fix `TestAgent_Metadata/Once` flake
coadler Jul 20, 2023
76b3bb8
more debug logging
coadler Jul 20, 2023
4b08319
fixup! more debug logging
coadler Jul 20, 2023
2ae25c5
fixup! more debug logging
coadler Jul 20, 2023
07a5b9a
fixup! more debug logging
coadler Jul 20, 2023
d195640
fixup! more debug logging
coadler Jul 20, 2023
14eb5a7
fixup! more debug logging
coadler Jul 20, 2023
b55e04b
fixup! more debug logging
coadler Jul 20, 2023
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fixup! more debug logging
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@coadler
coadler committed Jul 20, 2023
commit 2ae25c5f9652550d73b15520b3370e10684c2a27
18 changes: 10 additions & 8 deletions agent/agent.go
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Original file line number Diff line number Diff line change
Expand Up @@ -242,15 +242,15 @@ func (a *agent) runLoop(ctx context.Context) {
}
}

func (a *agent) collectMetadata(ctx context.Context, md codersdk.WorkspaceAgentMetadataDescription) *codersdk.WorkspaceAgentMetadataResult {
func (a *agent) collectMetadata(ctx context.Context, md codersdk.WorkspaceAgentMetadataDescription, now time.Time) *codersdk.WorkspaceAgentMetadataResult {
var out bytes.Buffer
result := &codersdk.WorkspaceAgentMetadataResult{
// CollectedAt is set here for testing purposes and overrode by
// coderd to the time of server receipt to solve clock skew.
//
// In the future, the server may accept the timestamp from the agent
// if it can guarantee the clocks are synchronized.
CollectedAt: time.Now(),
CollectedAt: now,
}
cmdPty, err := a.sshServer.CreateCommand(ctx, md.Script, nil)
if err != nil {
Expand Down Expand Up @@ -337,9 +337,7 @@ func (a *agent) reportMetadataLoop(ctx context.Context) {
case <-ctx.Done():
return
case mr := <-metadataResults:
lastCollectedAtMu.Lock()
lastCollectedAts[mr.key] = mr.result.CollectedAt
lastCollectedAtMu.Unlock()

err := a.client.PostMetadata(ctx, mr.key, *mr.result)
if err != nil {
a.logger.Error(ctx, "agent failed to report metadata", slog.Error(err))
Expand Down Expand Up @@ -406,7 +404,7 @@ func (a *agent) reportMetadataLoop(ctx context.Context) {
// If the interval is zero, we assume the user just wants
// a single collection at startup, not a spinning loop.
if md.Interval == 0 {
logger.Debug(ctx, "skipping metadata, interval 0 and alredy collected once")
logger.Debug(ctx, "skipping metadata, interval 0 and already collected once")
return
}
// The last collected value isn't quite stale yet, so we skip it.
Expand Down Expand Up @@ -434,14 +432,18 @@ func (a *agent) reportMetadataLoop(ctx context.Context) {
ctx, cancel := context.WithTimeout(ctx, ctxTimeout)
defer cancel()

now := time.Now()
select {
case <-ctx.Done():
logger.Debug(ctx, "metadata collection timed out", slog.F("timeout", ctxTimeout))
case metadataResults <- metadataResultAndKey{
key: md.Key,
result: a.collectMetadata(ctx, md),
result: a.collectMetadata(ctx, md, now),
}:
logger.Debug(ctx, "sent metadata")
logger.Debug(ctx, "sent metadata", slog.F("took", time.Since(now).String()))
lastCollectedAtMu.Lock()
lastCollectedAts[md.Key] = now
lastCollectedAtMu.Unlock()
}
})
}
Expand Down