Auto Monitor follow up changes (#311)

* Implement patching and workload informers

* Update EnableMultiInstrumentationSupport and SkipMultiInstrumentationContainerValidation feature flags to be enabled by default

* incorporate feedback

Author: the-mann

main.go

@@ -287,7 +287,7 @@ func main() {
 
 	decoder := admission.NewDecoder(mgr.GetScheme())
 
-	instrumentationAnnotator, shouldMonitorAllServices := auto.CreateInstrumentationAnnotator(autoMonitorConfigStr, autoAnnotationConfigStr, ctx, mgr.GetClient(), mgr.GetAPIReader(), setupLog)
+	instrumentationAnnotator := auto.CreateInstrumentationAnnotator(autoMonitorConfigStr, autoAnnotationConfigStr, ctx, mgr.GetClient(), mgr.GetAPIReader(), setupLog)
 
 	if instrumentationAnnotator != nil {
 		mgr.GetWebhookServer().Register("/mutate-v1-workload", &webhook.Admission{
@@ -323,7 +323,7 @@ func main() {
 			Handler: podmutation.NewWebhookHandler(cfg, ctrl.Log.WithName("pod-webhook"), decoder, mgr.GetClient(),
 				[]podmutation.PodMutator{
 					sidecar.NewMutator(logger, cfg, mgr.GetClient()),
-					instrumentation.NewMutator(logger, mgr.GetClient(), mgr.GetEventRecorderFor("amazon-cloudwatch-agent-operator"), shouldMonitorAllServices),
+					instrumentation.NewMutator(logger, mgr.GetClient(), mgr.GetEventRecorderFor("amazon-cloudwatch-agent-operator")),
 				}),
 		})
 	} else {

pkg/featuregate/featuregate.go

@@ -59,7 +59,7 @@ var (
 
 	EnableMultiInstrumentationSupport = featuregate.GlobalRegistry().MustRegister(
 		"operator.autoinstrumentation.multi-instrumentation",
-		featuregate.StageAlpha,
+		featuregate.StageBeta,
 		featuregate.WithRegisterFromVersion("0.86.0"),
 		featuregate.WithRegisterDescription("controls whether the operator supports multi instrumentation"))
 
@@ -86,7 +86,7 @@ var (
 	// annotations from being used.
 	SkipMultiInstrumentationContainerValidation = featuregate.GlobalRegistry().MustRegister(
 		"operator.autoinstrumentation.multi-instrumentation.skip-container-validation",
-		featuregate.StageAlpha,
+		featuregate.StageBeta,
 		featuregate.WithRegisterDescription("controls whether the operator validates the container annotations when multi-instrumentation is enabled"))
 )