Add pprof-bind-address option to main.go

Jira: OSPRH-17594

Author: dprince

Makefile

@@ -127,10 +127,11 @@ build: generate fmt vet ## Build manager binary.
 .PHONY: run
 run: export METRICS_PORT?=8080
 run: export HEALTH_PORT?=8081
+run: export PPROF_PORT?=8082
 run: export ENABLE_WEBHOOKS?=false
 run: manifests generate fmt vet ## Run a controller from your host.
 	/bin/bash hack/clean_local_webhook.sh
-	go run ./main.go -metrics-bind-address ":$(METRICS_PORT)" -health-probe-bind-address ":$(HEALTH_PORT)"
+	go run ./main.go -metrics-bind-address ":$(METRICS_PORT)" -health-probe-bind-address ":$(HEALTH_PORT)" -pprof-bind-address ":$(PPROF_PORT)"
 
 # Extra vars which will be passed to the Docker-build
 DOCKER_BUILD_ARGS ?=
@@ -351,6 +352,7 @@ SKIP_CERT ?=false
 .PHONY: run-with-webhook
 run-with-webhook: export METRICS_PORT?=8080
 run-with-webhook: export HEALTH_PORT?=8081
+run-with-webhook: export PPROF_PORT?=8082
 run-with-webhook: manifests generate fmt vet ## Run a controller from your host.
 	/bin/bash hack/run_with_local_webhook.sh
 

hack/run_with_local_webhook.sh

@@ -302,4 +302,4 @@ else
     oc scale --replicas=0 -n openstack-operators deploy/telemetry-operator-controller-manager
 fi
 
-go run ./main.go -metrics-bind-address ":${METRICS_PORT}" -health-probe-bind-address ":${HEALTH_PORT}"
+go run ./main.go -metrics-bind-address ":${METRICS_PORT}" -health-probe-bind-address ":${HEALTH_PORT}" -pprof-bind-address ":${PPROF_PORT}"

main.go

@@ -88,10 +88,12 @@ func main() {
 	var metricsAddr string
 	var enableLeaderElection bool
 	var probeAddr string
+	var pprofBindAddress string
 	var enableHTTP2 bool
 	flag.BoolVar(&enableHTTP2, "enable-http2", enableHTTP2, "If HTTP/2 should be enabled for the metrics and webhook servers.")
 	flag.StringVar(&metricsAddr, "metrics-bind-address", ":8083", "The address the metric endpoint binds to.")
 	flag.StringVar(&probeAddr, "health-probe-bind-address", ":8084", "The address the probe endpoint binds to.")
+	flag.StringVar(&pprofBindAddress, "pprof-bind-address", "", "The address the pprof endpoint binds to. Set to empty to disable pprof.")
 	flag.BoolVar(&enableLeaderElection, "leader-elect", false,
 		"Enable leader election for controller manager. "+
 			"Enabling this will ensure there is only one active controller manager.")
@@ -118,6 +120,7 @@ func main() {
 		HealthProbeBindAddress: probeAddr,
 		LeaderElection:         enableLeaderElection,
 		LeaderElectionID:       "fa1814a2.openstack.org",
+		PprofBindAddress:       pprofBindAddress,
 		WebhookServer: webhook.NewServer(
 			webhook.Options{
 				Port:    9443,