Golang Job.Getenv方法代碼示例

func setupUnixHttp(addr string, job *engine.Job) (*HttpServer, error) {
	r, err := createRouter(job.Eng, job.GetenvBool("Logging"), job.GetenvBool("EnableCors"), job.Getenv("Version"))
	if err != nil {
		return nil, err
	}

	if err := syscall.Unlink(addr); err != nil && !os.IsNotExist(err) {
		return nil, err
	}
	mask := syscall.Umask(0777)
	defer syscall.Umask(mask)

	l, err := newListener("unix", addr, job.GetenvBool("BufferRequests"))
	if err != nil {
		return nil, err
	}

	if err := setSocketGroup(addr, job.Getenv("SocketGroup")); err != nil {
		return nil, err
	}

	if err := os.Chmod(addr, 0660); err != nil {
		return nil, err
	}

	return &HttpServer{&http.Server{Addr: addr, Handler: r}, l}, nil
}

func setupTcpHttp(addr string, job *engine.Job) (*HttpServer, error) {
	if !strings.HasPrefix(addr, "127.0.0.1") && !job.GetenvBool("TlsVerify") {
		log.Infof("/!\\ DON'T BIND ON ANOTHER IP ADDRESS THAN 127.0.0.1 IF YOU DON'T KNOW WHAT YOU'RE DOING /!\\")
	}

	r, err := createRouter(job.Eng, job.GetenvBool("Logging"), job.GetenvBool("EnableCors"), job.Getenv("Version"))
	if err != nil {
		return nil, err
	}

	l, err := newListener("tcp", addr, job.GetenvBool("BufferRequests"))
	if err != nil {
		return nil, err
	}

	if job.GetenvBool("Tls") || job.GetenvBool("TlsVerify") {
		var tlsCa string
		if job.GetenvBool("TlsVerify") {
			tlsCa = job.Getenv("TlsCa")
		}
		l, err = setupTls(job.Getenv("TlsCert"), job.Getenv("TlsKey"), tlsCa, l)
		if err != nil {
			return nil, err
		}
	}
	return &HttpServer{&http.Server{Addr: addr, Handler: r}, l}, nil
}

func ContainerConfigFromJob(job *engine.Job) *Config {
	config := &Config{
		Hostname:        job.Getenv("Hostname"),
		Domainname:      job.Getenv("Domainname"),
		User:            job.Getenv("User"),
		Memory:          job.GetenvInt64("Memory"),
		MemorySwap:      job.GetenvInt64("MemorySwap"),
		CpuShares:       job.GetenvInt64("CpuShares"),
		Cpuset:          job.Getenv("Cpuset"),
		AttachStdin:     job.GetenvBool("AttachStdin"),
		AttachStdout:    job.GetenvBool("AttachStdout"),
		AttachStderr:    job.GetenvBool("AttachStderr"),
		Tty:             job.GetenvBool("Tty"),
		OpenStdin:       job.GetenvBool("OpenStdin"),
		StdinOnce:       job.GetenvBool("StdinOnce"),
		Image:           job.Getenv("Image"),
		WorkingDir:      job.Getenv("WorkingDir"),
		NetworkDisabled: job.GetenvBool("NetworkDisabled"),
		MacAddress:      job.Getenv("MacAddress"),
	}
	job.GetenvJson("ExposedPorts", &config.ExposedPorts)
	job.GetenvJson("Volumes", &config.Volumes)
	config.SecurityOpt = job.GetenvList("SecurityOpt")
	if PortSpecs := job.GetenvList("PortSpecs"); PortSpecs != nil {
		config.PortSpecs = PortSpecs
	}
	if Env := job.GetenvList("Env"); Env != nil {
		config.Env = Env
	}
	if Cmd := job.GetenvList("Cmd"); Cmd != nil {
		config.Cmd = Cmd
	}
	if Entrypoint := job.GetenvList("Entrypoint"); Entrypoint != nil {
		config.Entrypoint = Entrypoint
	}
	return config
}

// serveFd creates an http.Server and sets it up to serve given a socket activated
// argument.
func serveFd(addr string, job *engine.Job) error {
	r, err := createRouter(job.Eng, job.GetenvBool("Logging"), job.GetenvBool("EnableCors"), job.Getenv("Version"))
	if err != nil {
		return err
	}

	ls, e := systemd.ListenFD(addr)
	if e != nil {
		return e
	}

	chErrors := make(chan error, len(ls))

	// We don't want to start serving on these sockets until the
	// daemon is initialized and installed. Otherwise required handlers
	// won't be ready.
	<-activationLock

	// Since ListenFD will return one or more sockets we have
	// to create a go func to spawn off multiple serves
	for i := range ls {
		listener := ls[i]
		go func() {
			httpSrv := http.Server{Handler: r}
			chErrors <- httpSrv.Serve(listener)
		}()
	}

	for i := 0; i < len(ls); i++ {
		err := <-chErrors
		if err != nil {
			return err
		}
	}

	return nil
}