Exemple #1
0
// newContainer creates a new container in Docker and stores it in the database.
func newContainer(app provision.App, imageId string, cmds []string) (container, error) {
	contName := containerName()
	cont := container{
		AppName: app.GetName(),
		Type:    app.GetPlatform(),
		Name:    contName,
		Status:  "created",
	}
	coll := collection()
	defer coll.Close()
	if err := coll.Insert(cont); err != nil {
		log.Errorf("error on inserting container into database %s - %s", cont.Name, err)
		return container{}, err
	}
	port, err := getPort()
	if err != nil {
		log.Errorf("error on getting port for container %s - %s", cont.AppName, port)
		return container{}, err
	}
	user, _ := config.GetString("docker:ssh:user")
	exposedPorts := make(map[docker.Port]struct{}, 1)
	p := docker.Port(fmt.Sprintf("%s/tcp", port))
	exposedPorts[p] = struct{}{}
	config := docker.Config{
		Image:        imageId,
		Cmd:          cmds,
		User:         user,
		ExposedPorts: exposedPorts,
		AttachStdin:  false,
		AttachStdout: false,
		AttachStderr: false,
		Memory:       int64(app.GetMemory() * 1024 * 1024),
		MemorySwap:   int64(app.GetSwap() * 1024 * 1024),
	}
	opts := docker.CreateContainerOptions{Name: contName, Config: &config}
	hostID, c, err := dockerCluster().CreateContainer(opts)
	if err != nil {
		log.Errorf("error on creating container in docker %s - %s", cont.AppName, err)
		return container{}, err
	}
	cont.ID = c.ID
	cont.HostAddr = getHostAddr(hostID)
	err = coll.Update(bson.M{"name": cont.Name}, cont)
	if err != nil {
		log.Errorf("error on updating container into database %s - %s", cont.ID, err)
		return container{}, err
	}
	return cont, nil
}