Пример #1
0
func (srv *Server) Events(job *engine.Job) engine.Status {
	if len(job.Args) != 0 {
		return job.Errorf("Usage: %s", job.Name)
	}

	var (
		since   = job.GetenvInt64("since")
		until   = job.GetenvInt64("until")
		timeout = time.NewTimer(time.Unix(until, 0).Sub(time.Now()))
	)

	// If no until, disable timeout
	if until == 0 {
		timeout.Stop()
	}

	listener := make(chan utils.JSONMessage)
	srv.eventPublisher.Subscribe(listener)
	defer srv.eventPublisher.Unsubscribe(listener)

	// When sending an event JSON serialization errors are ignored, but all
	// other errors lead to the eviction of the listener.
	sendEvent := func(event *utils.JSONMessage) error {
		if b, err := json.Marshal(event); err == nil {
			if _, err = job.Stdout.Write(b); err != nil {
				return err
			}
		}
		return nil
	}

	job.Stdout.Write(nil)

	// Resend every event in the [since, until] time interval.
	if since != 0 {
		for _, event := range srv.GetEvents() {
			if event.Time >= since && (event.Time <= until || until == 0) {
				if err := sendEvent(&event); err != nil {
					return job.Error(err)
				}
			}
		}
	}

	for {
		select {
		case event, ok := <-listener:
			if !ok {
				return engine.StatusOK
			}
			if err := sendEvent(&event); err != nil {
				return job.Error(err)
			}
		case <-timeout.C:
			return engine.StatusOK
		}
	}
}
Пример #2
0
func (e *Events) Get(job *engine.Job) error {
	var (
		since   = job.GetenvInt64("since")
		until   = job.GetenvInt64("until")
		timeout = time.NewTimer(time.Unix(until, 0).Sub(time.Now()))
	)

	eventFilters, err := filters.FromParam(job.Getenv("filters"))
	if err != nil {
		return err
	}

	// If no until, disable timeout
	if until == 0 {
		timeout.Stop()
	}

	listener := make(chan *jsonmessage.JSONMessage)
	e.subscribe(listener)
	defer e.unsubscribe(listener)

	job.Stdout.Write(nil)

	// Resend every event in the [since, until] time interval.
	if since != 0 {
		if err := e.writeCurrent(job, since, until, eventFilters); err != nil {
			return err
		}
	}

	for {
		select {
		case event, ok := <-listener:
			if !ok {
				return nil
			}
			if err := writeEvent(job, event, eventFilters); err != nil {
				return err
			}
		case <-timeout.C:
			return nil
		}
	}
}
Пример #3
0
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"),
	}
	job.GetenvJson("ExposedPorts", &config.ExposedPorts)
	job.GetenvJson("Volumes", &config.Volumes)
	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
}
Пример #4
0
func (e *Events) Get(job *engine.Job) engine.Status {
	var (
		since   = job.GetenvInt64("since")
		until   = job.GetenvInt64("until")
		timeout = time.NewTimer(time.Unix(until, 0).Sub(time.Now()))
	)

	// If no until, disable timeout
	if until == 0 {
		timeout.Stop()
	}

	listener := make(chan *utils.JSONMessage)
	e.subscribe(listener)
	defer e.unsubscribe(listener)

	job.Stdout.Write(nil)

	// Resend every event in the [since, until] time interval.
	if since != 0 {
		if err := e.writeCurrent(job, since, until); err != nil {
			return job.Error(err)
		}
	}

	for {
		select {
		case event, ok := <-listener:
			if !ok {
				return engine.StatusOK
			}
			if err := writeEvent(job, event); err != nil {
				return job.Error(err)
			}
		case <-timeout.C:
			return engine.StatusOK
		}
	}
}
Пример #5
0
func ContainerHostConfigFromJob(job *engine.Job) *HostConfig {
	if job.EnvExists("HostConfig") {
		hostConfig := HostConfig{}
		job.GetenvJson("HostConfig", &hostConfig)

		// FIXME: These are for backward compatibility, if people use these
		// options with `HostConfig`, we should still make them workable.
		if job.EnvExists("Memory") && hostConfig.Memory == 0 {
			hostConfig.Memory = job.GetenvInt64("Memory")
		}
		if job.EnvExists("MemorySwap") && hostConfig.MemorySwap == 0 {
			hostConfig.MemorySwap = job.GetenvInt64("MemorySwap")
		}
		if job.EnvExists("CpuShares") && hostConfig.CpuShares == 0 {
			hostConfig.CpuShares = job.GetenvInt64("CpuShares")
		}
		if job.EnvExists("Cpuset") && hostConfig.CpusetCpus == "" {
			hostConfig.CpusetCpus = job.Getenv("Cpuset")
		}

		return &hostConfig
	}

	hostConfig := &HostConfig{
		ContainerIDFile: job.Getenv("ContainerIDFile"),
		Memory:          job.GetenvInt64("Memory"),
		MemorySwap:      job.GetenvInt64("MemorySwap"),
		CpuShares:       job.GetenvInt64("CpuShares"),
		CpusetCpus:      job.Getenv("CpusetCpus"),
		Privileged:      job.GetenvBool("Privileged"),
		PublishAllPorts: job.GetenvBool("PublishAllPorts"),
		NetworkMode:     NetworkMode(job.Getenv("NetworkMode")),
		IpcMode:         IpcMode(job.Getenv("IpcMode")),
		PidMode:         PidMode(job.Getenv("PidMode")),
		ReadonlyRootfs:  job.GetenvBool("ReadonlyRootfs"),
		CgroupParent:    job.Getenv("CgroupParent"),
	}

	// FIXME: This is for backward compatibility, if people use `Cpuset`
	// in json, make it workable, we will only pass hostConfig.CpusetCpus
	// to execDriver.
	if job.EnvExists("Cpuset") && hostConfig.CpusetCpus == "" {
		hostConfig.CpusetCpus = job.Getenv("Cpuset")
	}

	job.GetenvJson("LxcConf", &hostConfig.LxcConf)
	job.GetenvJson("PortBindings", &hostConfig.PortBindings)
	job.GetenvJson("Devices", &hostConfig.Devices)
	job.GetenvJson("RestartPolicy", &hostConfig.RestartPolicy)
	job.GetenvJson("Ulimits", &hostConfig.Ulimits)
	job.GetenvJson("LogConfig", &hostConfig.LogConfig)
	hostConfig.SecurityOpt = job.GetenvList("SecurityOpt")
	if Binds := job.GetenvList("Binds"); Binds != nil {
		hostConfig.Binds = Binds
	}
	if Links := job.GetenvList("Links"); Links != nil {
		hostConfig.Links = Links
	}
	if Dns := job.GetenvList("Dns"); Dns != nil {
		hostConfig.Dns = Dns
	}
	if DnsSearch := job.GetenvList("DnsSearch"); DnsSearch != nil {
		hostConfig.DnsSearch = DnsSearch
	}
	if ExtraHosts := job.GetenvList("ExtraHosts"); ExtraHosts != nil {
		hostConfig.ExtraHosts = ExtraHosts
	}
	if VolumesFrom := job.GetenvList("VolumesFrom"); VolumesFrom != nil {
		hostConfig.VolumesFrom = VolumesFrom
	}
	if CapAdd := job.GetenvList("CapAdd"); CapAdd != nil {
		hostConfig.CapAdd = CapAdd
	}
	if CapDrop := job.GetenvList("CapDrop"); CapDrop != nil {
		hostConfig.CapDrop = CapDrop
	}

	return hostConfig
}
Пример #6
0
func (b *BuilderJob) CmdBuild(job *engine.Job) engine.Status {
	if len(job.Args) != 0 {
		return job.Errorf("Usage: %s\n", job.Name)
	}
	var (
		dockerfileName = job.Getenv("dockerfile")
		remoteURL      = job.Getenv("remote")
		repoName       = job.Getenv("t")
		suppressOutput = job.GetenvBool("q")
		noCache        = job.GetenvBool("nocache")
		rm             = job.GetenvBool("rm")
		forceRm        = job.GetenvBool("forcerm")
		pull           = job.GetenvBool("pull")
		memory         = job.GetenvInt64("memory")
		memorySwap     = job.GetenvInt64("memswap")
		cpuShares      = job.GetenvInt64("cpushares")
		cpuSetCpus     = job.Getenv("cpusetcpus")
		authConfig     = &registry.AuthConfig{}
		configFile     = &registry.ConfigFile{}
		tag            string
		context        io.ReadCloser
	)

	job.GetenvJson("authConfig", authConfig)
	job.GetenvJson("configFile", configFile)

	repoName, tag = parsers.ParseRepositoryTag(repoName)
	if repoName != "" {
		if err := registry.ValidateRepositoryName(repoName); err != nil {
			return job.Error(err)
		}
		if len(tag) > 0 {
			if err := graph.ValidateTagName(tag); err != nil {
				return job.Error(err)
			}
		}
	}

	if remoteURL == "" {
		context = ioutil.NopCloser(job.Stdin)
	} else if urlutil.IsGitURL(remoteURL) {
		if !urlutil.IsGitTransport(remoteURL) {
			remoteURL = "https://" + remoteURL
		}
		root, err := ioutil.TempDir("", "docker-build-git")
		if err != nil {
			return job.Error(err)
		}
		defer os.RemoveAll(root)

		if output, err := exec.Command("git", "clone", "--recursive", remoteURL, root).CombinedOutput(); err != nil {
			return job.Errorf("Error trying to use git: %s (%s)", err, output)
		}

		c, err := archive.Tar(root, archive.Uncompressed)
		if err != nil {
			return job.Error(err)
		}
		context = c
	} else if urlutil.IsURL(remoteURL) {
		f, err := utils.Download(remoteURL)
		if err != nil {
			return job.Error(err)
		}
		defer f.Body.Close()
		dockerFile, err := ioutil.ReadAll(f.Body)
		if err != nil {
			return job.Error(err)
		}

		// When we're downloading just a Dockerfile put it in
		// the default name - don't allow the client to move/specify it
		dockerfileName = api.DefaultDockerfileName

		c, err := archive.Generate(dockerfileName, string(dockerFile))
		if err != nil {
			return job.Error(err)
		}
		context = c
	}
	defer context.Close()

	sf := utils.NewStreamFormatter(job.GetenvBool("json"))

	builder := &Builder{
		Daemon: b.Daemon,
		Engine: b.Engine,
		OutStream: &utils.StdoutFormater{
			Writer:          job.Stdout,
			StreamFormatter: sf,
		},
		ErrStream: &utils.StderrFormater{
			Writer:          job.Stdout,
			StreamFormatter: sf,
		},
		Verbose:         !suppressOutput,
		UtilizeCache:    !noCache,
		Remove:          rm,
		ForceRemove:     forceRm,
		Pull:            pull,
		OutOld:          job.Stdout,
		StreamFormatter: sf,
		AuthConfig:      authConfig,
		AuthConfigFile:  configFile,
		dockerfileName:  dockerfileName,
		cpuShares:       cpuShares,
		cpuSetCpus:      cpuSetCpus,
		memory:          memory,
		memorySwap:      memorySwap,
		cancelled:       job.WaitCancelled(),
	}

	id, err := builder.Run(context)
	if err != nil {
		return job.Error(err)
	}

	if repoName != "" {
		b.Daemon.Repositories().Set(repoName, tag, id, true)
	}
	return engine.StatusOK
}