// NewAgentAPI returns an object implementing the machine agent API
// with the given authorizer representing the currently logged in client.
func NewAgentAPI(st *state.State, auth common.Authorizer) (*AgentAPI, error) {
if !auth.AuthMachineAgent() {
return nil, common.ErrPerm
}
getCanChange := func() (common.AuthFunc, error) {
// TODO(go1.1): method expression
return func(tag string) bool {
return auth.AuthOwner(tag)
}, nil
}
return &AgentAPI{
st: st,
auth: auth,
PasswordChanger: common.NewPasswordChanger(st, getCanChange),
}, nil
}
// NewMachinerAPI creates a new instance of the Machiner API.
func NewMachinerAPI(st *state.State, resources *common.Resources, authorizer common.Authorizer) (*MachinerAPI, error) {
if !authorizer.AuthMachineAgent() {
return nil, common.ErrPerm
}
getCanRead := func() (common.AuthFunc, error) {
return func(tag string) bool {
// TODO(go1.1): method expression
return authorizer.AuthOwner(tag)
}, nil
}
return &MachinerAPI{
LifeGetter: common.NewLifeGetter(st, getCanRead),
st: st,
resources: resources,
auth: authorizer,
}, nil
}