mirror of
https://github.com/yunionio/cloudpods.git
synced 2026-05-07 06:02:09 +08:00
116 lines
2.4 KiB
Go
116 lines
2.4 KiB
Go
// Copyright 2019 Yunion
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"flag"
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"net"
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"os"
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"strings"
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"google.golang.org/grpc"
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"yunion.io/x/executor/apis"
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"yunion.io/x/executor/server"
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"yunion.io/x/log"
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"yunion.io/x/onecloud/pkg/util/sysutils"
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)
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var socketPath string
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func init() {
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flag.StringVar(&socketPath, "socket-path", "/var/run/exec.sock", "execute service listen socket path")
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}
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func main() {
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if !sysutils.IsRootPermission() {
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log.Fatalln("executor must run on root permission")
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}
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Serve()
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}
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type SExecuteService struct {
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}
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func NewExecuteService() *SExecuteService {
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return &SExecuteService{}
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}
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func (s *SExecuteService) fixPathEnv() error {
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var paths = []string{
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"/usr/local/sbin",
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"/usr/local/bin",
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"/sbin",
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"/bin",
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"/usr/sbin",
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"/usr/bin",
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}
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return os.Setenv("PATH", strings.Join(paths, ":"))
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}
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func (s *SExecuteService) prepareEnv() error {
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if err := s.fixPathEnv(); err != nil {
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return err
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}
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return nil
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}
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func (s *SExecuteService) runService() {
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grpcServer := grpc.NewServer()
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apis.RegisterExecutorServer(grpcServer, &server.Executor{})
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if _, err := os.Stat(socketPath); !os.IsNotExist(err) {
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conn, err := net.Dial("unix", socketPath)
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if err == nil {
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conn.Close()
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log.Fatalf("socket %s already listening", socketPath)
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}
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// socket file already exist, remove first
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if err := os.Remove(socketPath); err != nil {
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log.Fatalln(err)
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}
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}
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listener, err := net.Listen("unix", socketPath)
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if err != nil {
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log.Fatalln(err)
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}
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defer listener.Close()
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log.Infof("Init net listener on %s succ", socketPath)
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err = grpcServer.Serve(listener)
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if err != nil {
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log.Fatalln(err)
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}
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}
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func (s *SExecuteService) initService() {
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if len(socketPath) == 0 {
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log.Fatalf("missing socket path")
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}
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if err := s.prepareEnv(); err != nil {
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log.Fatalln(err)
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}
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}
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func (s *SExecuteService) Run() {
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s.initService()
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s.runService()
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}
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func Serve() {
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NewExecuteService().Run()
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}
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