示例#1
0
// ServiceSetCharm sets the charm for a given service.
func (c *Client) ServiceSetCharm(args params.ServiceSetCharm) error {
	service, err := c.api.state.Service(args.ServiceName)
	if err != nil {
		return err
	}
	curl, err := charm.ParseURL(args.CharmUrl)
	if err != nil {
		return err
	}
	if curl.Schema != "cs" {
		return fmt.Errorf(`charm url has unsupported schema %q`, curl.Schema)
	}
	if curl.Revision < 0 {
		return fmt.Errorf("charm url must include revision")
	}
	conn, err := juju.NewConnFromState(c.api.state)
	if err != nil {
		return err
	}
	ch, err := conn.PutCharm(curl, CharmStore, false)
	if err != nil {
		return err
	}
	return service.SetCharm(ch, args.Force)
}
示例#2
0
// AddServiceUnits adds a given number of units to a service.
func AddServiceUnits(state *state.State, args params.AddServiceUnits) ([]*state.Unit, error) {
	conn, err := juju.NewConnFromState(state)
	if err != nil {
		return nil, err
	}
	service, err := state.Service(args.ServiceName)
	if err != nil {
		return nil, err
	}
	if args.NumUnits < 1 {
		return nil, errors.New("must add at least one unit")
	}
	if args.NumUnits > 1 && args.ToMachineSpec != "" {
		return nil, errors.New("cannot use --num-units with --to")
	}
	return conn.AddUnits(service, args.NumUnits, args.ToMachineSpec)
}
示例#3
0
// serviceSetCharm sets the charm for the given service.
func serviceSetCharm(state *state.State, service *state.Service, url string, force bool) error {
	curl, err := charm.ParseURL(url)
	if err != nil {
		return err
	}
	if curl.Schema != "cs" {
		return fmt.Errorf(`charm url has unsupported schema %q`, curl.Schema)
	}
	if curl.Revision < 0 {
		return fmt.Errorf("charm url must include revision")
	}
	conn, err := juju.NewConnFromState(state)
	if err != nil {
		return err
	}
	ch, err := conn.PutCharm(curl, CharmStore, false)
	if err != nil {
		return err
	}
	return service.SetCharm(ch, force)
}
示例#4
0
// ServiceDeploy fetches the charm from the charm store and deploys it. Local
// charms are not supported.
func (c *Client) ServiceDeploy(args params.ServiceDeploy) error {
	curl, err := charm.ParseURL(args.CharmUrl)
	if err != nil {
		return err
	}
	if curl.Schema != "cs" {
		return fmt.Errorf(`charm url has unsupported schema %q`, curl.Schema)
	}
	if curl.Revision < 0 {
		return fmt.Errorf("charm url must include revision")
	}
	conn, err := juju.NewConnFromState(c.api.state)
	if err != nil {
		return err
	}
	ch, err := conn.PutCharm(curl, CharmStore, false)
	if err != nil {
		return err
	}
	var settings charm.Settings
	if len(args.ConfigYAML) > 0 {
		settings, err = ch.Config().ParseSettingsYAML([]byte(args.ConfigYAML), args.ServiceName)
	} else if len(args.Config) > 0 {
		settings, err = ch.Config().ParseSettingsStrings(args.Config)
	}
	if err != nil {
		return err
	}
	_, err = conn.DeployService(juju.DeployServiceParams{
		ServiceName:    args.ServiceName,
		Charm:          ch,
		NumUnits:       args.NumUnits,
		ConfigSettings: settings,
		Constraints:    args.Constraints,
		ToMachineSpec:  args.ToMachineSpec,
	})
	return err
}
示例#5
0
func (s *ConnSuite) TestNewConnFromState(c *C) {
	conn, err := juju.NewConnFromState(s.conn.State)
	c.Assert(err, IsNil)
	c.Assert(conn.Environ.Name(), Equals, "erewhemos")
}