Esempio n. 1
0
func tailConsole(cfg *config.Config) error {
	if !cfg.Console.Tail {
		return nil
	}

	client, err := docker.NewSystemClient()
	if err != nil {
		return err
	}

	console, ok := cfg.SystemContainers[config.CONSOLE_CONTAINER]
	if !ok {
		log.Error("Console not found")
		return nil
	}

	c := docker.NewContainerFromService(config.DOCKER_SYSTEM_HOST, config.CONSOLE_CONTAINER, console)
	if c.Err != nil {
		return c.Err
	}

	log.Infof("Tailing console : %s", c.Name)
	return client.Logs(dockerClient.LogsOptions{
		Container:    c.Name,
		Stdout:       true,
		Stderr:       true,
		Follow:       true,
		OutputStream: os.Stdout,
		ErrorStream:  os.Stderr,
	})
}
Esempio n. 2
0
File: os.go Progetto: jgatkinsn/os
func osMetaDataGet(c *cli.Context) {
	images, err := getImages()
	if err != nil {
		log.Fatal(err)
	}

	client, err := docker.NewSystemClient()
	if err != nil {
		log.Fatal(err)
	}

	for _, image := range images.Available {
		_, err := client.InspectImage(image)
		if err == dockerClient.ErrNoSuchImage {
			fmt.Println(image, "remote")
		} else {
			fmt.Println(image, "local")
		}
	}
}
Esempio n. 3
0
File: sysinit.go Progetto: rowhit/os
func loadImages(cfg *config.CloudConfig) error {
	images, err := findImages(cfg)
	if err != nil || len(images) == 0 {
		return err
	}

	client, err := docker.NewSystemClient()
	if err != nil {
		return err
	}

	for _, image := range images {
		if hasImage(image) {
			continue
		}

		inputFileName := path.Join(config.IMAGES_PATH, image)
		input, err := os.Open(inputFileName)
		if err != nil {
			return err
		}

		defer input.Close()

		log.Infof("Loading images from %s", inputFileName)
		err = client.LoadImage(dockerClient.LoadImageOptions{
			InputStream: input,
		})
		log.Infof("Done loading images from %s", inputFileName)

		if err != nil {
			return err
		}
	}

	return nil
}
Esempio n. 4
0
func runDocker(name string) error {
	if os.ExpandEnv("${IN_DOCKER}") == "true" {
		return nil
	}

	client, err := docker.NewSystemClient()
	if err != nil {
		return err
	}

	cmd := []string{name}

	if name == "" {
		name = filepath.Base(os.Args[0])
		cmd = os.Args
	}

	exiting, err := client.InspectContainer(name)
	if exiting != nil {
		err := client.RemoveContainer(dockerClient.RemoveContainerOptions{
			ID:    exiting.ID,
			Force: true,
		})

		if err != nil {
			return err
		}
	}

	currentContainerId, err := getCurrentContainerId()
	if err != nil {
		return err
	}

	currentContainer, err := client.InspectContainer(currentContainerId)
	if err != nil {
		return err
	}

	powerContainer, err := client.CreateContainer(dockerClient.CreateContainerOptions{
		Name: name,
		Config: &dockerClient.Config{
			Image: currentContainer.Config.Image,
			Cmd:   cmd,
			Env: []string{
				"IN_DOCKER=true",
			},
		},
		HostConfig: &dockerClient.HostConfig{
			PidMode: "host",
			VolumesFrom: []string{
				currentContainer.ID,
			},
			Privileged: true,
		},
	})
	if err != nil {
		return err
	}

	go func() {
		client.AttachToContainer(dockerClient.AttachToContainerOptions{
			Container:    powerContainer.ID,
			OutputStream: os.Stdout,
			ErrorStream:  os.Stderr,
			Stderr:       true,
			Stdout:       true,
		})
	}()

	err = client.StartContainer(powerContainer.ID, powerContainer.HostConfig)
	if err != nil {
		return err
	}

	_, err = client.WaitContainer(powerContainer.ID)

	if err != nil {
		log.Fatal(err)
	}

	os.Exit(0)
	return nil
}
Esempio n. 5
0
func shutDownContainers() error {
	var err error
	shutDown := true
	timeout := 2
	for i, arg := range os.Args {
		if arg == "-f" || arg == "--f" || arg == "--force" {
			shutDown = false
		}
		if arg == "-t" || arg == "--t" || arg == "--timeout" {
			if len(os.Args) > i+1 {
				t, err := strconv.Atoi(os.Args[i+1])
				if err != nil {
					return err
				}
				timeout = t
			} else {
				log.Error("please specify a timeout")
			}
		}
	}
	if !shutDown {
		return nil
	}
	client, err := docker.NewSystemClient()

	if err != nil {
		return err
	}

	opts := dockerClient.ListContainersOptions{
		All: true,
		Filters: map[string][]string{
			"status": []string{"running"},
		},
	}

	containers, err := client.ListContainers(opts)
	if err != nil {
		return err
	}

	currentContainerId, err := getCurrentContainerId()
	if err != nil {
		return err
	}

	var stopErrorStrings []string

	for _, container := range containers {
		if container.ID == currentContainerId {
			continue
		}

		log.Infof("Stopping %s : %v", container.ID[:12], container.Names)
		stopErr := client.StopContainer(container.ID, uint(timeout))
		if stopErr != nil {
			stopErrorStrings = append(stopErrorStrings, " ["+container.ID+"] "+stopErr.Error())
		}
	}

	var waitErrorStrings []string

	for _, container := range containers {
		if container.ID == currentContainerId {
			continue
		}
		_, waitErr := client.WaitContainer(container.ID)
		if waitErr != nil {
			waitErrorStrings = append(waitErrorStrings, " ["+container.ID+"] "+waitErr.Error())
		}
	}

	if len(waitErrorStrings) != 0 || len(stopErrorStrings) != 0 {
		return errors.New("error while stopping \n1. STOP Errors [" + strings.Join(stopErrorStrings, ",") + "] \n2. WAIT Errors [" + strings.Join(waitErrorStrings, ",") + "]")
	}

	return nil
}