Golang NewRemover Examples

Example #1

File: deployer.go Project: hivetech/judo.legacy

// NewDeployerAPI creates a new client-side DeployerAPI facade.
func NewDeployerAPI(
	st *state.State,
	resources *common.Resources,
	authorizer common.Authorizer,
) (*DeployerAPI, error) {
	if !authorizer.AuthMachineAgent() {
		return nil, common.ErrPerm
	}
	getAuthFunc := func() (common.AuthFunc, error) {
		// Get all units of the machine and cache them.
		thisMachineTag := authorizer.GetAuthTag()
		units, err := getAllUnits(st, thisMachineTag)
		if err != nil {
			return nil, err
		}
		// Then we just check if the unit is already known.
		return func(tag string) bool {
			for _, unit := range units {
				if names.UnitTag(unit) == tag {
					return true
				}
			}
			return false
		}, nil
	}
	return &DeployerAPI{
		Remover:         common.NewRemover(st, getAuthFunc),
		PasswordChanger: common.NewPasswordChanger(st, getAuthFunc),
		LifeGetter:      common.NewLifeGetter(st, getAuthFunc),
		st:              st,
		resources:       resources,
		authorizer:      authorizer,
	}, nil
}

Example #2

File: deployer.go Project: johnvilsack/golang-stuff

// NewDeployerAPI creates a new client-side DeployerAPI facade.
func NewDeployerAPI(
	st *state.State,
	resources *common.Resources,
	authorizer common.Authorizer,
) (*DeployerAPI, error) {
	if !authorizer.AuthMachineAgent() {
		return nil, common.ErrPerm
	}
	getAuthFunc := func() (common.AuthFunc, error) {
		// Get all units of the machine and cache them.
		knownUnits := set.NewStrings()
		thisMachineTag := authorizer.GetAuthTag()
		if units, err := getAllUnits(st, thisMachineTag); err != nil {
			return nil, err
		} else {
			for _, unit := range units {
				knownUnits.Add(unit)
			}
		}
		// Then we just check if the unit is already known.
		return func(tag string) bool {
			unitName := state.UnitNameFromTag(tag)
			return knownUnits.Contains(unitName)
		}, nil
	}
	return &DeployerAPI{
		Remover:         common.NewRemover(st, getAuthFunc),
		PasswordChanger: common.NewPasswordChanger(st, getAuthFunc),
		LifeGetter:      common.NewLifeGetter(st, getAuthFunc),
		st:              st,
		resources:       resources,
		authorizer:      authorizer,
	}, nil
}

Example #3

File: remove_test.go Project: hivetech/judo.legacy

func (*removeSuite) TestRemoveError(c *gc.C) {
	getCanModify := func() (common.AuthFunc, error) {
		return nil, fmt.Errorf("pow")
	}
	r := common.NewRemover(&fakeState{}, getCanModify)
	_, err := r.Remove(params.Entities{[]params.Entity{{"x0"}}})
	c.Assert(err, gc.ErrorMatches, "pow")
}

Example #4

File: remove_test.go Project: hivetech/judo.legacy

func (*removeSuite) TestRemoveNoArgsNoError(c *gc.C) {
	getCanModify := func() (common.AuthFunc, error) {
		return nil, fmt.Errorf("pow")
	}
	r := common.NewRemover(&fakeState{}, getCanModify)
	result, err := r.Remove(params.Entities{})
	c.Assert(err, gc.IsNil)
	c.Assert(result.Results, gc.HasLen, 0)
}

Example #5

File: remove_test.go Project: hivetech/judo.legacy

func (*removeSuite) TestRemove(c *gc.C) {
	st := &fakeState{
		entities: map[string]entityWithError{
			"x0": &fakeRemover{life: state.Dying, errEnsureDead: fmt.Errorf("x0 EnsureDead fails")},
			"x1": &fakeRemover{life: state.Dying, errRemove: fmt.Errorf("x1 Remove fails")},
			"x2": &fakeRemover{life: state.Alive},
			"x3": &fakeRemover{life: state.Dying},
			"x4": &fakeRemover{life: state.Dead},
			"x5": &fakeRemover{fetchError: "x5 error"},
		},
	}
	getCanModify := func() (common.AuthFunc, error) {
		return func(tag string) bool {
			switch tag {
			case "x0", "x1", "x2", "x3", "x5":
				return true
			}
			return false
		}, nil
	}
	r := common.NewRemover(st, getCanModify)
	entities := params.Entities{[]params.Entity{
		{"x0"}, {"x1"}, {"x2"}, {"x3"}, {"x4"}, {"x5"}, {"x6"},
	}}
	result, err := r.Remove(entities)
	c.Assert(err, gc.IsNil)
	c.Assert(result, gc.DeepEquals, params.ErrorResults{
		Results: []params.ErrorResult{
			{&params.Error{Message: "x0 EnsureDead fails"}},
			{&params.Error{Message: "x1 Remove fails"}},
			{&params.Error{Message: `cannot remove entity "x2": still alive`}},
			{nil},
			{apiservertesting.ErrUnauthorized},
			{&params.Error{Message: "x5 error"}},
			{apiservertesting.ErrUnauthorized},
		},
	})
}