gitea/modules/pprof/pprof.go
wxiaoguang 20c135cd46
Use Go 1.19 fmt for Gitea 1.17, sync emoji data (#21239)
The images used by Gitea's drone pipeline were upgraded to Go 1.19.x
It causes the lint fails because Go 1.19 uses new code format.

This PR partially backport #20758 (including the emoji-data sync),
partially fix the format manually.
2022-09-22 21:58:31 +08:00

47 lines
1.2 KiB
Go

// Copyright 2018 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package pprof
import (
"fmt"
"os"
"runtime"
"runtime/pprof"
"code.gitea.io/gitea/modules/log"
)
// DumpMemProfileForUsername dumps a memory profile at pprofDataPath as memprofile_<username>_<temporary id>
func DumpMemProfileForUsername(pprofDataPath, username string) error {
f, err := os.CreateTemp(pprofDataPath, fmt.Sprintf("memprofile_%s_", username))
if err != nil {
return err
}
defer f.Close()
runtime.GC() // get up-to-date statistics
return pprof.WriteHeapProfile(f)
}
// DumpCPUProfileForUsername dumps a CPU profile at pprofDataPath as cpuprofile_<username>_<temporary id>
// the stop function it returns stops, writes and closes the CPU profile file
func DumpCPUProfileForUsername(pprofDataPath, username string) (func(), error) {
f, err := os.CreateTemp(pprofDataPath, fmt.Sprintf("cpuprofile_%s_", username))
if err != nil {
return nil, err
}
err = pprof.StartCPUProfile(f)
if err != nil {
log.Fatal("StartCPUProfile: %v", err)
}
return func() {
pprof.StopCPUProfile()
err = f.Close()
if err != nil {
log.Fatal("StopCPUProfile Close: %v", err)
}
}, nil
}