Example #1
0
func (p *JujuProvisioner) Provision(app provision.App) error {
	var buf bytes.Buffer
	charms, err := config.GetString("juju:charms-path")
	if err != nil {
		return errors.New(`Setting "juju:charms-path" is not defined.`)
	}
	args := []string{
		"deploy", "--repository", charms,
		"local:" + app.GetPlatform(), app.GetName(),
	}
	err = runCmd(false, &buf, &buf, args...)
	out := buf.String()
	if err != nil {
		app.Log("Failed to create machine: "+out, "tsuru")
		return cmdError(out, err, args)
	}
	setOption := []string{
		"set", app.GetName(), "app-repo=" + repository.ReadOnlyURL(app.GetName()),
	}
	runCmd(true, &buf, &buf, setOption...)
	if p.elbSupport() {
		router, err := Router()
		if err != nil {
			return err
		}
		if err = router.AddBackend(app.GetName()); err != nil {
			return err
		}
		p.enqueueUnits(app.GetName())
	}
	return nil
}
Example #2
0
func (p *JujuProvisioner) Stop(app provision.App) error {
	var buf bytes.Buffer
	err := p.ExecuteCommand(&buf, &buf, app, "/var/lib/tsuru/hooks/stop")
	if err != nil {
		msg := fmt.Sprintf("Failed to stop the app (%s): %s", err, buf.String())
		app.Log(msg, "tsuru-provisioner")
		return &provision.Error{Reason: buf.String(), Err: err}
	}
	return nil
}
Example #3
0
func (p *JujuProvisioner) terminateMachines(app provision.App, units ...provision.AppUnit) error {
	var buf bytes.Buffer
	if len(units) < 1 {
		units = app.ProvisionedUnits()
	}
	for _, u := range units {
		buf.Reset()
		err := runCmd(false, &buf, &buf, "terminate-machine", strconv.Itoa(u.GetMachine()))
		out := buf.String()
		if err != nil {
			msg := fmt.Sprintf("Failed to destroy unit %s: %s", u.GetName(), out)
			app.Log(msg, "tsuru")
			log.Errorf("Failed to destroy unit %q from the app %q: %s", u.GetName(), app.GetName(), out)
			return cmdError(out, err, []string{"terminate-machine", strconv.Itoa(u.GetMachine())})
		}
	}
	return nil
}
Example #4
0
func (p *JujuProvisioner) destroyService(app provision.App) error {
	var (
		err error
		buf bytes.Buffer
		out string
	)
	// Sometimes juju gives the "no node" error. This is one of Zookeeper
	// bad behaviors. Let's try it multiple times before raising the error
	// to the user, and hope that someday we run away from Zookeeper.
	for i := 0; i < destroyTries; i++ {
		buf.Reset()
		err = runCmd(false, &buf, &buf, "destroy-service", app.GetName())
		if err == nil {
			break
		}
		out = buf.String()
	}
	if err != nil {
		msg := fmt.Sprintf("Failed to destroy the app: %s.", out)
		app.Log(msg, "tsuru")
		return cmdError(out, err, []string{"destroy-service", app.GetName()})
	}
	return nil
}