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fix(telemetry): adapt to RegisterCallback returning (Registration, error)

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This commit is contained in:
Marc Schäfer
2025-10-08 00:46:41 +02:00
parent 4a90e36a44
commit f28d90595b
1 changed files with 3 additions and 3 deletions
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6
internal/telemetry/metrics.go
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@@ -159,7 +159,7 @@ func registerInstruments() error {
metric.WithDescription("Proxy drops due to write errors"))
// Register a default callback for build info if version/commit set
if e := meter.RegisterCallback(func(ctx context.Context, o metric.Observer) error {
if _, e := meter.RegisterCallback(func(ctx context.Context, o metric.Observer) error {
if buildVersion == "" && buildCommit == "" {
return nil
}
@@ -206,7 +206,7 @@ var (
// })
func SetObservableCallback(cb func(context.Context, metric.Observer) error) {
obsOnce.Do(func() {
if e := meter.RegisterCallback(cb, mSiteOnline, mSiteLastHeartbeat, mTunnelSessions); e != nil {
if _, e := meter.RegisterCallback(cb, mSiteOnline, mSiteLastHeartbeat, mTunnelSessions); e != nil {
otel.Handle(e)
}
obsStopper = func() { /* no-op; otel callbacks are unregistered when provider shuts down */ }
@@ -216,7 +216,7 @@ func SetObservableCallback(cb func(context.Context, metric.Observer) error) {
// SetProxyObservableCallback registers a callback to observe proxy gauges.
func SetProxyObservableCallback(cb func(context.Context, metric.Observer) error) {
proxyObsOnce.Do(func() {
if e := meter.RegisterCallback(cb, mProxyActiveConns, mProxyBufferBytes, mProxyAsyncBacklogByte); e != nil {
if _, e := meter.RegisterCallback(cb, mProxyActiveConns, mProxyBufferBytes, mProxyAsyncBacklogByte); e != nil {
otel.Handle(e)
}
proxyStopper = func() {}