mirror of
https://gitee.com/rainbond/Rainbond.git
synced 2024-12-05 05:07:38 +08:00
117 lines
3.0 KiB
Go
117 lines
3.0 KiB
Go
// RAINBOND, Application Management Platform
|
|
// Copyright (C) 2014-2017 Goodrain Co., Ltd.
|
|
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version. For any non-GPL usage of Rainbond,
|
|
// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
|
|
// must be obtained first.
|
|
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License for more details.
|
|
|
|
// You should have received a copy of the GNU General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package main
|
|
|
|
import (
|
|
"bufio"
|
|
"context"
|
|
"io"
|
|
"os"
|
|
"os/exec"
|
|
"os/signal"
|
|
"strings"
|
|
"syscall"
|
|
"time"
|
|
|
|
"github.com/goodrain/rainbond/util/windows"
|
|
|
|
"github.com/Sirupsen/logrus"
|
|
|
|
"github.com/goodrain/rainbond/cmd/windowsutil/option"
|
|
"github.com/spf13/pflag"
|
|
)
|
|
|
|
func main() {
|
|
conf := option.Config{}
|
|
conf.AddFlags(pflag.CommandLine)
|
|
pflag.Parse()
|
|
if !conf.Check() {
|
|
return
|
|
}
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
shell := strings.Split(conf.RunShell, " ")
|
|
cmd := exec.CommandContext(ctx, shell[0], shell[1:]...)
|
|
startFunc := func() error {
|
|
cmd.Stdin = os.Stdin
|
|
reader, err := cmd.StdoutPipe()
|
|
if err != nil {
|
|
logrus.Errorf("open command stdout error %s", err.Error())
|
|
}
|
|
errReader, err := cmd.StderrPipe()
|
|
if err != nil {
|
|
logrus.Errorf("open command stderr error %s", err.Error())
|
|
}
|
|
go readBuffer(reader, logrus.Info)
|
|
go readBuffer(errReader, logrus.Error)
|
|
go func() {
|
|
logrus.Info("start run progress")
|
|
err := cmd.Start()
|
|
if err != nil {
|
|
logrus.Errorf("start cmd failure %s", err.Error())
|
|
cancel()
|
|
}
|
|
}()
|
|
defer func() {
|
|
if cmd.Process != nil {
|
|
if err := cmd.Process.Signal(syscall.SIGTERM); err != nil {
|
|
logrus.Errorf("send SIGTERM signal to progress failure %s", err.Error())
|
|
}
|
|
time.Sleep(time.Second * 2)
|
|
}
|
|
}()
|
|
//step finally: listen Signal
|
|
term := make(chan os.Signal)
|
|
signal.Notify(term, os.Interrupt, syscall.SIGTERM)
|
|
select {
|
|
case <-term:
|
|
logrus.Warn("Received SIGTERM, exiting gracefully...")
|
|
case <-ctx.Done():
|
|
}
|
|
logrus.Info("See you next time!")
|
|
return nil
|
|
}
|
|
stopFunc := func() error {
|
|
cancel()
|
|
return nil
|
|
}
|
|
if conf.RunAsService {
|
|
if err := windows.RunAsService(conf.ServiceName, startFunc, stopFunc, conf.Debug); err != nil {
|
|
logrus.Fatalf("run command failure %s", err.Error())
|
|
}
|
|
} else {
|
|
startFunc()
|
|
}
|
|
}
|
|
|
|
func readBuffer(reader io.ReadCloser, print func(args ...interface{})) {
|
|
defer reader.Close()
|
|
bufreader := bufio.NewReader(reader)
|
|
for {
|
|
line, _, err := bufreader.ReadLine()
|
|
if err != nil {
|
|
if err == io.EOF {
|
|
return
|
|
}
|
|
logrus.Errorf("read log buffer failure %s", err.Error())
|
|
return
|
|
}
|
|
print(string(line))
|
|
}
|
|
}
|