Пример #1
0
func (u *UpgraderAPI) oneAgentTools(tag string, agentVersion version.Number, env environs.Environ) (*tools.Tools, error) {
	if !u.authorizer.AuthOwner(tag) {
		return nil, common.ErrPerm
	}
	entity0, err := u.findEntity(tag)
	if err != nil {
		return nil, err
	}
	entity, ok := entity0.(state.AgentTooler)
	if !ok {
		return nil, common.NotSupportedError(tag, "agent tools")
	}

	existingTools, err := entity.AgentTools()
	if err != nil {
		return nil, err
	}
	requested := version.Binary{
		Number: agentVersion,
		Series: existingTools.Version.Series,
		Arch:   existingTools.Version.Arch,
	}
	// TODO(jam): Avoid searching the provider for every machine
	// that wants to upgrade. The information could just be cached
	// in state, or even in the API servers
	return environs.FindExactTools(env, requested)
}
Пример #2
0
func (c *Client) findEntity(tag string) (state.Annotator, error) {
	entity0, err := c.api.state.FindEntity(tag)
	if err != nil {
		return nil, err
	}
	entity, ok := entity0.(state.Annotator)
	if !ok {
		return nil, common.NotSupportedError(tag, "annotations")
	}
	return entity, nil
}
Пример #3
0
func (u *UpgraderAPI) findEntity(tag string) (state.AgentTooler, error) {
	entity0, err := u.st.FindEntity(tag)
	if err != nil {
		return nil, err
	}
	entity, ok := entity0.(state.AgentTooler)
	if !ok {
		return nil, common.NotSupportedError(tag, "agent tools")
	}
	return entity, nil
}
Пример #4
0
func (api *API) getEntity(tag string) (result params.AgentGetEntitiesResult, err error) {
	// Allow only for the owner agent.
	// Note: having a bulk API call for this is utter madness, given that
	// this check means we can only ever return a single object.
	if !api.auth.AuthOwner(tag) {
		err = common.ErrPerm
		return
	}
	entity0, err := api.st.FindEntity(tag)
	if err != nil {
		return
	}
	entity, ok := entity0.(state.Lifer)
	if !ok {
		err = common.NotSupportedError(tag, "life cycles")
		return
	}
	result.Life = params.Life(entity.Life().String())
	if machine, ok := entity.(*state.Machine); ok {
		result.Jobs = stateJobsToAPIParamsJobs(machine.Jobs())
	}
	return
}