Пример #1
0
// IsRunnable implements the RunPolicy interface. The parallel builds are run as soon
// as they are created. There is no build queue as all build run asynchronously.
func (s *ParallelPolicy) IsRunnable(build *buildapi.Build) (bool, error) {
	bcName := buildutil.ConfigNameForBuild(build)
	if len(bcName) == 0 {
		return false, NewNoBuildConfigLabelError(build)
	}
	return !hasRunningSerialBuild(s.BuildLister, build.Namespace, bcName), nil
}
Пример #2
0
// handleComplete represents the default OnComplete handler. This Handler will
// check which build should be run next and update the StartTimestamp field for
// that build. That will trigger HandleBuild() to process that build immediately
// and as a result the build is immediately executed.
func handleComplete(lister buildclient.BuildLister, updater buildclient.BuildUpdater, build *buildapi.Build) error {
	bcName := buildutil.ConfigNameForBuild(build)
	if len(bcName) == 0 {
		return nil
	}
	nextBuilds, hasRunningBuilds, err := GetNextConfigBuild(lister, build.Namespace, bcName)
	if err != nil {
		return fmt.Errorf("unable to get the next build for %s/%s: %v", build.Namespace, build.Name, err)
	}
	if hasRunningBuilds || len(nextBuilds) == 0 {
		return nil
	}
	now := unversioned.Now()
	for _, build := range nextBuilds {
		build.Status.StartTimestamp = &now
		err := wait.Poll(500*time.Millisecond, 5*time.Second, func() (bool, error) {
			err := updater.Update(build.Namespace, build)
			if err != nil && errors.IsConflict(err) {
				glog.V(5).Infof("Error updating build %s/%s: %v (will retry)", build.Namespace, build.Name, err)
				return false, nil
			}
			return true, err
		})
		if err != nil {
			return err
		}
	}
	return nil
}
Пример #3
0
// IsRunnable implements the RunPolicy interface.
func (s *SerialPolicy) IsRunnable(build *buildapi.Build) (bool, error) {
	bcName := buildutil.ConfigNameForBuild(build)
	if len(bcName) == 0 {
		return false, NewNoBuildConfigLabelError(build)
	}
	nextBuild, runningBuilds, err := GetNextConfigBuild(s.BuildLister, build.Namespace, bcName)
	return !runningBuilds && (nextBuild != nil && nextBuild.Name == build.Name), err
}
Пример #4
0
// IsRunnable implements the RunPolicy interface.
func (s *SerialPolicy) IsRunnable(build *buildapi.Build) (bool, error) {
	bcName := buildutil.ConfigNameForBuild(build)
	if len(bcName) == 0 {
		return true, nil
	}
	nextBuilds, runningBuilds, err := GetNextConfigBuild(s.BuildLister, build.Namespace, bcName)
	if err != nil || runningBuilds {
		return false, err
	}
	return len(nextBuilds) == 1 && nextBuilds[0].Name == build.Name, err
}
Пример #5
0
// IsRunnable implements the RunPolicy interface.
// Calling this function on a build mean that any previous build that is in
// 'new' phase will be automatically cancelled. This will also cancel any
// "serial" build (when you changed the build config run policy on-the-fly).
func (s *SerialLatestOnlyPolicy) IsRunnable(build *buildapi.Build) (bool, error) {
	bcName := buildutil.ConfigNameForBuild(build)
	if len(bcName) == 0 {
		return true, nil
	}
	if err := kerrors.NewAggregate(s.cancelPreviousBuilds(build)); err != nil {
		return false, err
	}
	nextBuild, runningBuilds, err := GetNextConfigBuild(s.BuildLister, build.Namespace, bcName)
	if err != nil || runningBuilds {
		return false, err
	}
	return nextBuild != nil && nextBuild.Name == build.Name, err
}
Пример #6
0
// cancelPreviousBuilds cancels all queued builds that have the build sequence number
// lower than the given build. It retries the cancellation in case of conflict.
func (s *SerialLatestOnlyPolicy) cancelPreviousBuilds(build *buildapi.Build) []error {
	bcName := buildutil.ConfigNameForBuild(build)
	if len(bcName) == 0 {
		return []error{}
	}
	currentBuildNumber, err := buildutil.BuildNumber(build)
	if err != nil {
		return []error{NewNoBuildNumberAnnotationError(build)}
	}
	builds, err := buildutil.BuildConfigBuilds(s.BuildLister, build.Namespace, bcName, func(b buildapi.Build) bool {
		// Do not cancel the complete builds, builds that were already cancelled, or
		// running builds.
		if buildutil.IsBuildComplete(&b) || b.Status.Phase == buildapi.BuildPhaseRunning {
			return false
		}

		// Prevent race-condition when there is a newer build than this and we don't
		// want to cancel it. The HandleBuild() function that runs for that build
		// will cancel this build.
		buildNumber, _ := buildutil.BuildNumber(&b)
		return buildNumber < currentBuildNumber
	})
	if err != nil {
		return []error{err}
	}
	var result = []error{}
	for _, b := range builds.Items {
		err := wait.Poll(500*time.Millisecond, 5*time.Second, func() (bool, error) {
			b.Status.Cancelled = true
			err := s.BuildUpdater.Update(b.Namespace, &b)
			if err != nil && errors.IsConflict(err) {
				glog.V(5).Infof("Error cancelling build %s/%s: %v (will retry)", b.Namespace, b.Name, err)
				return false, nil
			}
			return true, err
		})
		if err != nil {
			result = append(result, err)
		}
	}
	return result
}
Пример #7
0
// Get returns a streamer resource with the contents of the build log
func (r *REST) Get(ctx kapi.Context, name string, opts runtime.Object) (runtime.Object, error) {
	buildLogOpts, ok := opts.(*api.BuildLogOptions)
	if !ok {
		return nil, errors.NewBadRequest("did not get an expected options.")
	}
	if errs := validation.ValidateBuildLogOptions(buildLogOpts); len(errs) > 0 {
		return nil, errors.NewInvalid("buildLogOptions", "", errs)
	}
	obj, err := r.Getter.Get(ctx, name)
	if err != nil {
		return nil, err
	}
	build := obj.(*api.Build)
	if buildLogOpts.Previous {
		version := buildutil.VersionForBuild(build)
		// Use the previous version
		version--
		previousBuildName := buildutil.BuildNameForConfigVersion(buildutil.ConfigNameForBuild(build), version)
		previous, err := r.Getter.Get(ctx, previousBuildName)
		if err != nil {
			return nil, err
		}
		build = previous.(*api.Build)
	}
	switch build.Status.Phase {
	// Build has not launched, wait til it runs
	case api.BuildPhaseNew, api.BuildPhasePending:
		if buildLogOpts.NoWait {
			glog.V(4).Infof("Build %s/%s is in %s state. No logs to retrieve yet.", build.Namespace, build.Name, build.Status.Phase)
			// return empty content if not waiting for build
			return &genericrest.LocationStreamer{}, nil
		}
		glog.V(4).Infof("Build %s/%s is in %s state, waiting for Build to start", build.Namespace, build.Name, build.Status.Phase)
		latest, ok, err := registry.WaitForRunningBuild(r.Watcher, ctx, build, r.Timeout)
		if err != nil {
			return nil, errors.NewBadRequest(fmt.Sprintf("unable to wait for build %s to run: %v", build.Name, err))
		}
		switch latest.Status.Phase {
		case api.BuildPhaseError:
			return nil, errors.NewBadRequest(fmt.Sprintf("build %s encountered an error: %s", build.Name, buildutil.NoBuildLogsMessage))
		case api.BuildPhaseCancelled:
			return nil, errors.NewBadRequest(fmt.Sprintf("build %s was cancelled: %s", build.Name, buildutil.NoBuildLogsMessage))
		}
		if !ok {
			return nil, errors.NewTimeoutError(fmt.Sprintf("timed out waiting for build %s to start after %s", build.Name, r.Timeout), 1)
		}

	// The build was cancelled
	case api.BuildPhaseCancelled:
		return nil, errors.NewBadRequest(fmt.Sprintf("build %s was cancelled. %s", build.Name, buildutil.NoBuildLogsMessage))

	// An error occurred launching the build, return an error
	case api.BuildPhaseError:
		return nil, errors.NewBadRequest(fmt.Sprintf("build %s is in an error state. %s", build.Name, buildutil.NoBuildLogsMessage))
	}
	// The container should be the default build container, so setting it to blank
	buildPodName := buildutil.GetBuildPodName(build)
	logOpts := api.BuildToPodLogOptions(buildLogOpts)
	location, transport, err := pod.LogLocation(r.PodGetter, r.ConnectionInfo, ctx, buildPodName, logOpts)
	if err != nil {
		if errors.IsNotFound(err) {
			return nil, errors.NewNotFound("pod", buildPodName)
		}
		return nil, errors.NewBadRequest(err.Error())
	}
	return &genericrest.LocationStreamer{
		Location:        location,
		Transport:       transport,
		ContentType:     "text/plain",
		Flush:           buildLogOpts.Follow,
		ResponseChecker: genericrest.NewGenericHttpResponseChecker("Pod", buildPodName),
	}, nil
}