Merge pull request #399 from Ex4amp1e/add-pprof-enable-conf

Add configuration for turning profiling on/off

README.md

@@ -42,6 +42,8 @@ docker build .
 * `NSM_LOG_LEVEL`                 - Log level (default: "INFO")
 * `NSM_OPEN_TELEMETRY_ENDPOINT`   - OpenTelemetry Collector Endpoint (default: "otel-collector.observability.svc.cluster.local:4317")
 * `NSM_METRICS_EXPORT_INTERVAL`   - interval between mertics exports (default: "10s")
+* `NSM_PPROF_ENABLED`             - is pprof enabled (default: "false")
+* `NSM_PPROF_LISTEN_ON`           - pprof URL to ListenAndServe (default: "localhost:6060")
 
 # Testing
 

main.go

@@ -58,6 +58,7 @@ import (
 	"github.com/networkservicemesh/sdk/pkg/tools/log/logruslogger"
 	monitorauthorize "github.com/networkservicemesh/sdk/pkg/tools/monitorconnection/authorize"
 	"github.com/networkservicemesh/sdk/pkg/tools/opentelemetry"
+	"github.com/networkservicemesh/sdk/pkg/tools/pprofutils"
 	"github.com/networkservicemesh/sdk/pkg/tools/spiffejwt"
 	"github.com/networkservicemesh/sdk/pkg/tools/token"
 	"github.com/networkservicemesh/sdk/pkg/tools/tracing"
@@ -99,6 +100,8 @@ type Config struct {
 	LogLevel               string            `default:"INFO" desc:"Log level" split_words:"true"`
 	OpenTelemetryEndpoint  string            `default:"otel-collector.observability.svc.cluster.local:4317" desc:"OpenTelemetry Collector Endpoint" split_words:"true"`
 	MetricsExportInterval  time.Duration     `default:"10s" desc:"interval between mertics exports" split_words:"true"`
+	PprofEnabled           bool              `default:"false" desc:"is pprof enabled" split_words:"true"`
+	PprofListenOn          string            `default:"localhost:6060" desc:"pprof URL to ListenAndServe" split_words:"true"`
 }
 
 // supervisor starting ovsdb-server and ovs-vswitchd,
@@ -157,6 +160,13 @@ func main() {
 		}()
 	}
 
+	// ********************************************************************************
+	// Configure pprof
+	// ********************************************************************************
+	if config.PprofEnabled {
+		go pprofutils.ListenAndServe(ctx, config.PprofListenOn)
+	}
+
 	// ********************************************************************************
 	log.FromContext(ctx).Infof("executing phase 2: ensure ovs is running (time since start: %s)", time.Since(starttime))
 	// ********************************************************************************