Added pprof config

Signed-off-by: Vladislav Byrgazov <vladislav.byrgazov@xored.com>

README.md

@@ -34,6 +34,8 @@ docker build .
 * `NSM_REGISTER_SERVICE`         - if true then registers network service on startup (default: "true")
 * `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

@@ -1,6 +1,6 @@
 // Copyright (c) 2021-2023 Nordix Foundation.
 //
-// Copyright (c) 2023 Cisco Foundation.
+// Copyright (c) 2023-2024 Cisco Foundation.
 //
 // Copyright (c) 2024 OpenInfra Foundation Europe. All rights reserved.
 //
@@ -77,6 +77,7 @@ import (
 	"github.com/networkservicemesh/sdk/pkg/tools/log"
 	"github.com/networkservicemesh/sdk/pkg/tools/log/logruslogger"
 	"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"
@@ -104,6 +105,8 @@ type Config struct {
 	RegisterService        bool              `default:"true" desc:"if true then registers network service on startup" 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"`
 }
 
 // Process prints and processes env to config
@@ -300,6 +303,13 @@ func main() {
 		}()
 	}
 
+	// ********************************************************************************
+	// Configure pprof
+	// ********************************************************************************
+	if config.PprofEnabled {
+		go pprofutils.ListenAndServe(ctx, config.PprofListenOn)
+	}
+
 	// ********************************************************************************
 	log.FromContext(ctx).Infof("executing phase 2: run vpp and get a connection to it (time since start: %s)", time.Since(starttime))
 	// ********************************************************************************