Example #1
0
// TestMissingHookError tests that errors caused by missing hooks do not stop the worker.
func (s *IsolatedWorkerSuite) TestMissingHookError(c *gc.C) {
	s.stub.SetErrors(context.NewMissingHookError("meter-status-changed"))

	assertSignal(c, s.triggersCreated)
	s.clk.Advance(AmberGracePeriod + time.Second)
	assertSignal(c, s.hookRan)

	s.stub.CheckCallNames(c, "RunHook")
}
Example #2
0
func lookPath(hook string) (string, error) {
	hookFile, err := exec.LookPath(hook)
	if err != nil {
		if ee, ok := err.(*exec.Error); ok && os.IsNotExist(ee.Err) {
			return "", context.NewMissingHookError(hook)
		}
		return "", err
	}
	return hookFile, nil
}
Example #3
0
// TestStatusHandlerHandlesHookMissingError tests that the handler does not report errors
// caused by a missing meter-status-changed hook.
func (s *ConnectedWorkerSuite) TestStatusHandlerHandlesHookMissingError(c *gc.C) {
	s.stub.SetErrors(context.NewMissingHookError("meter-status-changed"))
	handler, err := meterstatus.NewConnectedStatusHandler(
		meterstatus.ConnectedConfig{
			Runner:    &stubRunner{stub: s.stub},
			StateFile: meterstatus.NewStateFile(path.Join(s.dataDir, "meter-status.yaml")),
			Status:    s.msClient,
		})
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(handler, gc.NotNil)
	_, err = handler.SetUp()
	c.Assert(err, jc.ErrorIsNil)

	err = handler.Handle(nil)
	c.Assert(err, jc.ErrorIsNil)
	s.stub.CheckCallNames(c, "WatchMeterStatus", "MeterStatus", "RunHook")
}
Example #4
0
// searchHook will search, in order, hooks suffixed with extensions
// in windowsSuffixOrder. As windows cares about extensions to determine
// how to execute a file, we will allow several suffixes, with powershell
// being default.
func searchHook(charmDir, hook string) (string, error) {
	hookFile := filepath.Join(charmDir, hook)
	if jujuos.HostOS() != jujuos.Windows {
		// we are not running on windows,
		// there is no need to look for suffixed hooks
		return lookPath(hookFile)
	}
	for _, suffix := range windowsSuffixOrder {
		file := fmt.Sprintf("%s%s", hookFile, suffix)
		foundHook, err := lookPath(file)
		if err != nil {
			if context.IsMissingHookError(err) {
				// look for next suffix
				continue
			}
			return "", err
		}
		return foundHook, nil
	}
	return "", context.NewMissingHookError(hook)
}
Example #5
0
func (s *PatchedManifoldSuite) TestStatusWorkerHandlesHookMissingError(c *gc.C) {
	s.stub.SetErrors(context.NewMissingHookError("meter-status-changed"))

	getResource := dt.StubGetResource(s.dummyResources)

	worker, err := s.manifold.Start(getResource)
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(worker, gc.NotNil)

	running := make(chan struct{})
	meterstatus.PatchInit(worker, func() { close(running) })

	select {
	case <-running:
	case <-time.After(coretesting.LongWait):
		c.Fatal("timed out waiting for signal")
	}

	worker.Kill()
	err = worker.Wait()
	c.Assert(err, jc.ErrorIsNil)
	s.stub.CheckCallNames(c, "MeterStatus", "RunHook", "WatchMeterStatus")
}
Example #6
0
func (s *RunHookSuite) TestExecuteMissingHookError(c *gc.C) {
	runErr := context.NewMissingHookError("blah-blah")
	for _, kind := range hooks.UnitHooks() {
		c.Logf("hook %v", kind)
		op, callbacks, runnerFactory := s.getExecuteRunnerTest(c, (operation.Factory).NewRunHook, kind, runErr)
		_, err := op.Prepare(operation.State{})
		c.Assert(err, jc.ErrorIsNil)

		newState, err := op.Execute(operation.State{})
		c.Assert(err, jc.ErrorIsNil)
		c.Assert(newState, gc.DeepEquals, &operation.State{
			Kind: operation.RunHook,
			Step: operation.Done,
			Hook: &hook.Info{Kind: kind},
		})
		c.Assert(*runnerFactory.MockNewHookRunner.runner.MockRunHook.gotName, gc.Equals, "some-hook-name")
		c.Assert(callbacks.MockNotifyHookCompleted.gotName, gc.IsNil)
		c.Assert(callbacks.MockNotifyHookFailed.gotName, gc.IsNil)

		status, err := runnerFactory.MockNewHookRunner.runner.Context().UnitStatus()
		c.Assert(err, jc.ErrorIsNil)
		testAfterHookStatus(c, kind, status, false)
	}
}