diff --git a/runtime/pprof/pprof.go b/runtime/pprof/pprof.go new file mode 100644 index 00000000..88560228 --- /dev/null +++ b/runtime/pprof/pprof.go @@ -0,0 +1,41 @@ +/* +Copyright 2021 The Flux authors + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + +package pprof + +import ( + "net/http" + "net/http/pprof" + + "github.com/go-logr/logr" + ctrl "sigs.k8s.io/controller-runtime" +) + +var endpoints = map[string]http.Handler{ + "/debug/pprof/": http.HandlerFunc(pprof.Index), + "/debug/pprof/cmdline": http.HandlerFunc(pprof.Cmdline), + "/debug/pprof/profile": http.HandlerFunc(pprof.Profile), + "/debug/pprof/symbol": http.HandlerFunc(pprof.Symbol), + "/debug/pprof/trace": http.HandlerFunc(pprof.Trace), +} + +func SetupHandlers(mgr ctrl.Manager, setupLog logr.Logger) { + for p, h := range endpoints { + if err := mgr.AddMetricsExtraHandler(p, h); err != nil { + setupLog.Error(err, "unable to add pprof handler") + } + } +}