// DestroyController will attempt to destroy the controller. If the args
// specify the removal of blocks or the destruction of the models, this
// method will attempt to do so.
//
// If the controller has any non-Dead hosted models, then an error with
// the code params.CodeHasHostedModels will be transmitted, regardless of
// the value of the DestroyModels parameter. This is to inform the client
// that it should wait for hosted models to be completely cleaned up
// before proceeding.
func (s *ControllerAPI) DestroyController(args params.DestroyControllerArgs) error {
hasPermission, err := s.authorizer.HasPermission(permission.SuperuserAccess, s.state.ControllerTag())
if err != nil {
return errors.Trace(err)
}
if !hasPermission {
return errors.Trace(common.ErrPerm)
}
st := common.NewModelManagerBackend(s.state)
controllerModel, err := st.ControllerModel()
if err != nil {
return errors.Trace(err)
}
systemTag := controllerModel.ModelTag()
if err = s.ensureNotBlocked(args); err != nil {
return errors.Trace(err)
}
// If we are destroying models, we need to tolerate living
// models but set the controller to dying to prevent new
// models sneaking in. If we are not destroying hosted models,
// this will fail if any hosted models are found.
if args.DestroyModels {
return errors.Trace(common.DestroyModelIncludingHosted(st, systemTag))
}
if err := common.DestroyModel(st, systemTag); err != nil {
return errors.Trace(err)
}
return nil
}
func (s *destroyModelSuite) TestBlockDestroyDestroyHostedModel(c *gc.C) {
otherSt := s.Factory.MakeModel(c, nil)
defer otherSt.Close()
info := s.APIInfo(c)
info.ModelTag = otherSt.ModelTag()
apiState, err := api.Open(info, api.DefaultDialOpts())
block := commontesting.NewBlockHelper(apiState)
defer block.Close()
block.BlockDestroyModel(c, "TestBlockDestroyDestroyModel")
err = common.DestroyModelIncludingHosted(s.State, s.State.ModelTag())
s.AssertBlocked(c, err, "TestBlockDestroyDestroyModel")
}
func (s *destroyTwoModelsSuite) TestDestroyControllerAndNonController(c *gc.C) {
otherFactory := factory.NewFactory(s.otherState)
otherFactory.MakeMachine(c, nil)
m := otherFactory.MakeMachine(c, nil)
otherFactory.MakeMachineNested(c, m.Id(), nil)
err := common.DestroyModelIncludingHosted(s.State, s.State.ModelTag())
c.Assert(err, jc.ErrorIsNil)
runAllCleanups(c, s.State)
runAllCleanups(c, s.otherState)
assertAllMachinesDeadAndRemove(c, s.otherState)
// Make sure we can continue to take the hosted model down while the
// controller model is dying.
c.Assert(s.otherState.ProcessDyingModel(), jc.ErrorIsNil)
}
// DestroyController will attempt to destroy the controller. If the args
// specify the removal of blocks or the destruction of the models, this
// method will attempt to do so.
//
// If the controller has any non-Dead hosted models, then an error with
// the code params.CodeHasHostedModels will be transmitted, regardless of
// the value of the DestroyModels parameter. This is to inform the client
// that it should wait for hosted models to be completely cleaned up
// before proceeding.
func (s *ControllerAPI) DestroyController(args params.DestroyControllerArgs) error {
controllerEnv, err := s.state.ControllerModel()
if err != nil {
return errors.Trace(err)
}
systemTag := controllerEnv.ModelTag()
if err = s.ensureNotBlocked(args); err != nil {
return errors.Trace(err)
}
// If we are destroying models, we need to tolerate living
// models but set the controller to dying to prevent new
// models sneaking in. If we are not destroying hosted models,
// this will fail if any hosted models are found.
if args.DestroyModels {
return errors.Trace(common.DestroyModelIncludingHosted(s.state, systemTag))
}
if err := common.DestroyModel(s.state, systemTag); err != nil {
return errors.Trace(err)
}
return nil
}
