mirror of
https://github.com/yunionio/cloudpods.git
synced 2026-06-23 23:44:12 +08:00
104 lines
2.8 KiB
Go
104 lines
2.8 KiB
Go
// Copyright 2019 Yunion
|
|
//
|
|
// 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 shell
|
|
|
|
import (
|
|
"fmt"
|
|
"io"
|
|
"io/ioutil"
|
|
"os"
|
|
"syscall"
|
|
|
|
"yunion.io/x/pkg/util/signalutils"
|
|
|
|
"yunion.io/x/onecloud/pkg/mcclient"
|
|
"yunion.io/x/onecloud/pkg/mcclient/modules"
|
|
"yunion.io/x/onecloud/pkg/util/netutils2"
|
|
"yunion.io/x/onecloud/pkg/util/procutils"
|
|
)
|
|
|
|
func init() {
|
|
type TraceOptions struct {
|
|
Second int `help:"pprof seconds" short-token:"s"`
|
|
Service string `help:"Service type"`
|
|
Address string `help:"Service listen address"`
|
|
}
|
|
|
|
downloadToTemp := func(input io.Reader, pattern string) (string, error) {
|
|
tmpfile, err := ioutil.TempFile("", pattern)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
defer tmpfile.Close()
|
|
if _, err := io.Copy(tmpfile, input); err != nil {
|
|
return "", err
|
|
}
|
|
return tmpfile.Name(), nil
|
|
}
|
|
|
|
pprofRun := func(s *mcclient.ClientSession, opts *TraceOptions, pType string, args ...string) error {
|
|
var (
|
|
src io.Reader
|
|
err error
|
|
)
|
|
if len(opts.Service) > 0 {
|
|
src, err = modules.GetPProfByType(s, opts.Service, pType, opts.Second)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
} else if len(opts.Address) > 0 {
|
|
src, err = modules.GetNamedAddressPProfByType(s, opts.Address, pType, opts.Second)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
} else {
|
|
return fmt.Errorf("no service address provide")
|
|
}
|
|
|
|
tempfile, err := downloadToTemp(src, pType)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer func() { os.Remove(tempfile) }()
|
|
|
|
signalutils.RegisterSignal(func() {
|
|
os.Remove(tempfile)
|
|
os.Exit(0)
|
|
}, syscall.SIGHUP, syscall.SIGINT, syscall.SIGQUIT, syscall.SIGTERM)
|
|
signalutils.StartTrap()
|
|
|
|
argv := []string{"tool"}
|
|
argv = append(argv, args...)
|
|
argv = append(argv, tempfile)
|
|
cmd := procutils.NewCommand("go", argv...)
|
|
if err := cmd.Run(); err != nil {
|
|
return err
|
|
}
|
|
return nil
|
|
}
|
|
|
|
R(&TraceOptions{}, "pprof-trace", "pprof trace of backend service", func(s *mcclient.ClientSession, args *TraceOptions) error {
|
|
return pprofRun(s, args, "trace", "trace")
|
|
})
|
|
|
|
R(&TraceOptions{}, "pprof-profile", "pprof profile of backend service", func(s *mcclient.ClientSession, args *TraceOptions) error {
|
|
port, err := netutils2.GetFreePort()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return pprofRun(s, args, "profile", "pprof", fmt.Sprintf("-http=:%d", port))
|
|
})
|
|
}
|