blob: 8d5544a3dcac432893f7debda4c8fa6a3f8f79cd [file] [log] [blame]
// Copyright 2017 The etcd 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 debugutil
import (
"net/http"
"net/http/pprof"
"runtime"
)
const HTTPPrefixPProf = "/debug/pprof"
// PProfHandlers returns a map of pprof handlers keyed by the HTTP path.
func PProfHandlers() map[string]http.Handler {
// set only when there's no existing setting
if runtime.SetMutexProfileFraction(-1) == 0 {
// 1 out of 5 mutex events are reported, on average
runtime.SetMutexProfileFraction(5)
}
m := make(map[string]http.Handler)
m[HTTPPrefixPProf+"/"] = http.HandlerFunc(pprof.Index)
m[HTTPPrefixPProf+"/profile"] = http.HandlerFunc(pprof.Profile)
m[HTTPPrefixPProf+"/symbol"] = http.HandlerFunc(pprof.Symbol)
m[HTTPPrefixPProf+"/cmdline"] = http.HandlerFunc(pprof.Cmdline)
m[HTTPPrefixPProf+"/trace "] = http.HandlerFunc(pprof.Trace)
m[HTTPPrefixPProf+"/heap"] = pprof.Handler("heap")
m[HTTPPrefixPProf+"/goroutine"] = pprof.Handler("goroutine")
m[HTTPPrefixPProf+"/threadcreate"] = pprof.Handler("threadcreate")
m[HTTPPrefixPProf+"/block"] = pprof.Handler("block")
m[HTTPPrefixPProf+"/mutex"] = pprof.Handler("mutex")
return m
}