// NewUpgraderAPI creates a new client-side UpgraderAPI facade.
func NewUpgraderAPI(
st *state.State,
resources *common.Resources,
authorizer common.Authorizer,
) (*UpgraderAPI, error) {
if !authorizer.AuthMachineAgent() && !authorizer.AuthUnitAgent() {
return nil, common.ErrPerm
}
return &UpgraderAPI{st: st, resources: resources, authorizer: authorizer}, nil
}
// NewAPI returns an object implementing an agent API
// with the given authorizer representing the currently logged in client.
func NewAPI(st *state.State, auth common.Authorizer) (*API, error) {
// Agents are defined to be any user that's not a client user.
if !auth.AuthMachineAgent() && !auth.AuthUnitAgent() {
return nil, common.ErrPerm
}
getCanChange := func() (common.AuthFunc, error) {
return auth.AuthOwner, nil
}
return &API{
PasswordChanger: common.NewPasswordChanger(st, getCanChange),
st: st,
auth: auth,
}, nil
}
// NewUniterAPI creates a new instance of the Uniter API.
func NewUniterAPI(st *state.State, resources *common.Resources, authorizer common.Authorizer) (*UniterAPI, error) {
if !authorizer.AuthUnitAgent() {
return nil, common.ErrPerm
}
getCanRead := func() (common.AuthFunc, error) {
return authorizer.AuthOwner, nil
}
return &UniterAPI{
LifeGetter: common.NewLifeGetter(st, getCanRead),
StatusSetter: common.NewStatusSetter(st, getCanRead),
DeadEnsurer: common.NewDeadEnsurer(st, getCanRead),
AgentEntityWatcher: common.NewAgentEntityWatcher(st, resources, getCanRead),
st: st,
auth: authorizer,
}, nil
}
