Example #1
0
func New(preparerConfig *PreparerConfig, logger logging.Logger) (*Preparer, error) {
	addHooks(preparerConfig, logger)

	if preparerConfig.ConsulAddress == "" {
		return nil, util.Errorf("No Consul address given to the preparer")
	}
	if preparerConfig.PodRoot == "" {
		return nil, util.Errorf("No pod root given to the preparer")
	}

	if preparerConfig.LogLevel != "" {
		lv, err := logrus.ParseLevel(preparerConfig.LogLevel)
		if err != nil {
			return nil, util.Errorf("Received invalid log level %q", preparerConfig.LogLevel)
		}
		logger.Logger.Level = lv
	}

	authPolicy, err := getDeployerAuth(preparerConfig)
	if err != nil {
		return nil, err
	}

	artifactVerifier, err := getArtifactVerifier(preparerConfig, &logger)
	if err != nil {
		return nil, err
	}

	artifactRegistry, err := getArtifactRegistry(preparerConfig)
	if err != nil {
		return nil, err
	}

	store, err := preparerConfig.GetStore()
	if err != nil {
		return nil, err
	}

	maxLaunchableDiskUsage := launch.DefaultAllowableDiskUsage
	if preparerConfig.MaxLaunchableDiskUsage != "" {
		maxLaunchableDiskUsage, err = size.Parse(preparerConfig.MaxLaunchableDiskUsage)
		if err != nil {
			return nil, util.Errorf("Unparseable value for max_launchable_disk_usage %v, %v", preparerConfig.MaxLaunchableDiskUsage, err)
		}
	}

	listener := HookListener{
		Intent:           store,
		HookPrefix:       kp.HOOK_TREE,
		Node:             preparerConfig.NodeName,
		HookFactory:      pods.NewHookFactory(filepath.Join(preparerConfig.PodRoot, "hooks"), preparerConfig.NodeName),
		ExecDir:          preparerConfig.HooksDirectory,
		Logger:           logger,
		authPolicy:       authPolicy,
		artifactVerifier: artifactVerifier,
		artifactRegistry: artifactRegistry,
	}

	err = os.MkdirAll(preparerConfig.PodRoot, 0755)
	if err != nil {
		return nil, util.Errorf("Could not create preparer pod directory: %s", err)
	}

	var logExec []string
	if len(preparerConfig.LogExec) > 0 {
		logExec = preparerConfig.LogExec
	} else {
		logExec = runit.DefaultLogExec()
	}

	var finishExec []string
	if len(preparerConfig.FinishExec) > 0 {
		finishExec = preparerConfig.FinishExec
	} else {
		finishExec = pods.DefaultFinishExec
	}

	return &Preparer{
		node:                   preparerConfig.NodeName,
		store:                  store,
		hooks:                  hooks.Hooks(preparerConfig.HooksDirectory, &logger),
		hookListener:           listener,
		Logger:                 logger,
		podFactory:             pods.NewFactory(preparerConfig.PodRoot, preparerConfig.NodeName),
		authPolicy:             authPolicy,
		maxLaunchableDiskUsage: maxLaunchableDiskUsage,
		finishExec:             finishExec,
		logExec:                logExec,
		logBridgeBlacklist:     preparerConfig.LogBridgeBlacklist,
		artifactVerifier:       artifactVerifier,
		artifactRegistry:       artifactRegistry,
	}, nil
}
Example #2
0
func New(preparerConfig *PreparerConfig, logger logging.Logger) (*Preparer, error) {
	addHooks(preparerConfig, logger)

	if preparerConfig.ConsulAddress == "" {
		return nil, util.Errorf("No Consul address given to the preparer")
	}
	if preparerConfig.PodRoot == "" {
		return nil, util.Errorf("No pod root given to the preparer")
	}

	if preparerConfig.LogLevel != "" {
		lv, err := logrus.ParseLevel(preparerConfig.LogLevel)
		if err != nil {
			return nil, util.Errorf("Received invalid log level %q", preparerConfig.LogLevel)
		}
		logger.Logger.Level = lv
	}

	authPolicy, err := getDeployerAuth(preparerConfig)
	if err != nil {
		return nil, err
	}

	artifactVerifier, err := getArtifactVerifier(preparerConfig, &logger)
	if err != nil {
		return nil, err
	}

	artifactRegistry, err := getArtifactRegistry(preparerConfig)
	if err != nil {
		return nil, err
	}

	client, err := preparerConfig.GetConsulClient()
	if err != nil {
		return nil, err
	}

	statusStore := statusstore.NewConsul(client)
	podStatusStore := podstatus.NewConsul(statusStore, kp.PreparerPodStatusNamespace)
	podStore := podstore.NewConsul(client.KV())

	store := kp.NewConsulStore(client)

	maxLaunchableDiskUsage := launch.DefaultAllowableDiskUsage
	if preparerConfig.MaxLaunchableDiskUsage != "" {
		maxLaunchableDiskUsage, err = size.Parse(preparerConfig.MaxLaunchableDiskUsage)
		if err != nil {
			return nil, util.Errorf("Unparseable value for max_launchable_disk_usage %v, %v", preparerConfig.MaxLaunchableDiskUsage, err)
		}
	}

	err = os.MkdirAll(preparerConfig.PodRoot, 0755)
	if err != nil {
		return nil, util.Errorf("Could not create preparer pod directory: %s", err)
	}

	var logExec []string
	if len(preparerConfig.LogExec) > 0 {
		logExec = preparerConfig.LogExec
	} else {
		logExec = runit.DefaultLogExec()
	}

	finishExec := pods.NopFinishExec
	var podProcessReporter *podprocess.Reporter
	if preparerConfig.PodProcessReporterConfig.FullyConfigured() {
		podProcessReporterLogger := logger.SubLogger(logrus.Fields{
			"component": "PodProcessReporter",
		})

		podProcessReporter, err = podprocess.New(preparerConfig.PodProcessReporterConfig, podProcessReporterLogger, podStatusStore)
		if err != nil {
			return nil, err
		}

		finishExec = preparerConfig.PodProcessReporterConfig.FinishExec()
	}

	var hooksManifest manifest.Manifest
	var hooksPod *pods.Pod
	if preparerConfig.HooksManifest != NoHooksSentinelValue {
		if preparerConfig.HooksManifest == "" {
			return nil, util.Errorf("Most provide a hooks_manifest or sentinel value %q to indicate that there are no hooks", NoHooksSentinelValue)
		}

		hooksManifest, err = manifest.FromBytes([]byte(preparerConfig.HooksManifest))
		if err != nil {
			return nil, util.Errorf("Could not parse configured hooks manifest: %s", err)
		}
		hooksPodFactory := pods.NewHookFactory(filepath.Join(preparerConfig.PodRoot, "hooks"), preparerConfig.NodeName)
		hooksPod = hooksPodFactory.NewHookPod(hooksManifest.ID())
	}
	return &Preparer{
		node:                   preparerConfig.NodeName,
		store:                  store,
		hooks:                  hooks.Hooks(preparerConfig.HooksDirectory, preparerConfig.PodRoot, &logger),
		podStatusStore:         podStatusStore,
		podStore:               podStore,
		Logger:                 logger,
		podFactory:             pods.NewFactory(preparerConfig.PodRoot, preparerConfig.NodeName),
		authPolicy:             authPolicy,
		maxLaunchableDiskUsage: maxLaunchableDiskUsage,
		finishExec:             finishExec,
		logExec:                logExec,
		logBridgeBlacklist:     preparerConfig.LogBridgeBlacklist,
		artifactVerifier:       artifactVerifier,
		artifactRegistry:       artifactRegistry,
		PodProcessReporter:     podProcessReporter,
		hooksManifest:          hooksManifest,
		hooksPod:               hooksPod,
		hooksExecDir:           preparerConfig.HooksDirectory,
	}, nil
}