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Fix race conditions #1094

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Merged
dhurley merged 5 commits into from
Jun 6, 2025
Merged

Fix race conditions #1094

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2f423f1
add nil check
aphralG May 27, 2025
e07ebbb
fix race conditions
aphralG May 28, 2025
cab1df1
fix race conditions
aphralG May 28, 2025
846c064
fix race conditions
aphralG May 28, 2025
63ee793
check service is not nil in boot up
aphralG Jun 5, 2025
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9 changes: 7 additions & 2 deletions internal/collector/otel_collector_plugin.go
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Original file line number Diff line number Diff line change
Expand Up @@ -160,11 +160,16 @@ func (oc *Collector) processReceivers(ctx context.Context, receivers []config.Ot
}
}

// nolint: revive, cyclop
func (oc *Collector) bootup(ctx context.Context) error {
slog.InfoContext(ctx, "Starting OTel collector")
errChan := make(chan error)

go func() {
if oc.service == nil {
errChan <- fmt.Errorf("unable to start OTel collector: service is nil")
}

appErr := oc.service.Run(ctx)
if appErr != nil {
errChan <- appErr
Expand Down Expand Up @@ -212,9 +217,9 @@ func (oc *Collector) Close(ctx context.Context) error {
oc.service.Shutdown()
oc.cancel()

settings := oc.config.Client.Backoff
settings := *oc.config.Client.Backoff
settings.MaxElapsedTime = maxTimeToWaitForShutdown
err := backoff.WaitUntil(ctx, settings, func() error {
err := backoff.WaitUntil(ctx, &settings, func() error {
if oc.service.GetState() == otelcol.StateClosed {
return nil
}
Expand Down
3 changes: 2 additions & 1 deletion internal/file/file_manager_service.go
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Original file line number Diff line number Diff line change
Expand Up @@ -178,9 +178,10 @@ func (fms *FileManagerService) UpdateOverview(
return response, nil
}

backoffSettings := fms.agentConfig.Client.Backoff
response, err := backoff.RetryWithData(
sendUpdateOverview,
backoffHelpers.Context(backOffCtx, fms.agentConfig.Client.Backoff),
backoffHelpers.Context(backOffCtx, backoffSettings),
)
if err != nil {
return err
Expand Down
2 changes: 2 additions & 0 deletions internal/watcher/instance/instance_watcher_service.go
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Original file line number Diff line number Diff line change
Expand Up @@ -223,7 +223,9 @@ func (iw *InstanceWatcherService) checkForUpdates(
iw.sendNginxConfigContextUpdate(newCtx, nginxConfigContext)
iw.nginxConfigCache[nginxConfigContext.InstanceID] = nginxConfigContext
proto.UpdateNginxInstanceRuntime(newInstance, nginxConfigContext)
iw.cacheMutex.Lock()
iw.instanceCache[newInstance.GetInstanceMeta().GetInstanceId()] = newInstance
iw.cacheMutex.Unlock()
}
}
}
Expand Down
3 changes: 1 addition & 2 deletions internal/watcher/process/process_operator.go
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Original file line number Diff line number Diff line change
Expand Up @@ -9,9 +9,8 @@ import (
"context"
"strings"

"github.com/shirou/gopsutil/v4/process"

"github.com/nginx/agent/v3/pkg/nginxprocess"
"github.com/shirou/gopsutil/v4/process"
)

//go:generate go run github.com/maxbrunsfeld/counterfeiter/v6@v6.8.1 -generate
Expand Down