Exemplo n.º 1
1
func init() {
	reexec.Register("chrootwrite", func() {
		var rootfs, path string
		var uid, gid int
		flag.StringVar(&rootfs, "rootfs", "", "rootfs")
		flag.StringVar(&path, "path", "", "path")
		flag.IntVar(&uid, "uid", 0, "uid")
		flag.IntVar(&gid, "gid", 0, "gid")
		flag.Parse()

		if err := syscall.Chroot(rootfs); err != nil {
			panic(err)
		}

		if err := os.Chdir("/"); err != nil {
			panic(err)
		}

		var contents bytes.Buffer
		if _, err := io.Copy(&contents, os.Stdin); err != nil {
			panic(err)
		}

		w := RootfsWriter{}
		if err := w.writeFile(lager.NewLogger("chroot-write"), path, contents.Bytes(), rootfs, uid, gid); err != nil {
			panic(err)
		}
	})
}
Exemplo n.º 2
0
func New(writer io.Writer) *GinkgoReporter {
	logger := lager.NewLogger("ginkgo")
	logger.RegisterSink(lager.NewWriterSink(writer, lager.DEBUG))
	return &GinkgoReporter{
		writer: writer,
		logger: logger,
	}
}
Exemplo n.º 3
0
func NewTestLogger(component string) *TestLogger {
	logger := lager.NewLogger(component)

	testSink := NewTestSink()
	logger.RegisterSink(testSink)
	logger.RegisterSink(lager.NewWriterSink(ginkgo.GinkgoWriter, lager.DEBUG))

	return &TestLogger{logger, testSink}
}
func (c *Config) BuildLogger() error {
	logFileHandle, err := os.Create(c.LogFilePath)
	if err != nil {
		return errors.New(fmt.Sprintf("Could not open handle to logfile %s", err.Error()))
	}

	c.Logger = lager.NewLogger("BootStrap Errand")
	writerSink := lager.NewWriterSink(logFileHandle, lager.DEBUG)
	c.Logger.RegisterSink(writerSink)
	return nil
}
func TestBenchmarkBbs(t *testing.T) {
	var lagerLogLevel lager.LogLevel
	switch logLevel {
	case DEBUG:
		lagerLogLevel = lager.DEBUG
	case INFO:
		lagerLogLevel = lager.INFO
	case ERROR:
		lagerLogLevel = lager.ERROR
	case FATAL:
		lagerLogLevel = lager.FATAL
	default:
		panic(fmt.Errorf("unknown log level: %s", logLevel))
	}

	var logWriter io.Writer
	if logFilename == "" {
		logWriter = GinkgoWriter
	} else {
		logFile, err := os.Create(logFilename)
		if err != nil {
			panic(fmt.Errorf("Error opening file '%s': %s", logFilename, err.Error()))
		}
		defer logFile.Close()

		logWriter = logFile
	}

	logger = lager.NewLogger("bbs-benchmarks-test")
	logger.RegisterSink(lager.NewWriterSink(logWriter, lagerLogLevel))

	reporters = []Reporter{}

	if dataDogAPIKey != "" && dataDogAppKey != "" {
		dataDogClient = datadog.NewClient(dataDogAPIKey, dataDogAppKey)
		dataDogReporter = reporter.NewDataDogReporter(logger, metricPrefix, dataDogClient)
		reporters = append(reporters, &dataDogReporter)
	}

	if awsAccessKeyID != "" && awsSecretAccessKey != "" && awsBucketName != "" {
		creds := credentials.NewStaticCredentials(awsAccessKeyID, awsSecretAccessKey, "")
		s3Client := s3.New(&aws.Config{
			Region:      &awsRegion,
			Credentials: creds,
		})
		uploader := s3manager.NewUploader(&s3manager.UploadOptions{S3: s3Client})
		reporter := reporter.NewS3Reporter(logger, awsBucketName, uploader)
		reporters = append(reporters, &reporter)
	}

	RegisterFailHandler(Fail)
	RunSpecsWithDefaultAndCustomReporters(t, "Benchmark BBS Suite", reporters)
}
func main() {
	var (
		err       error
		uaaClient client.Client
		token     *schema.Token
	)

	if len(os.Args) < 5 {
		fmt.Printf("Usage: <client-name> <client-secret> <uaa-url> <skip-verification>\n\n")
		fmt.Printf("For example: client-name client-secret https://uaa.service.cf.internal:8443 true\n")
		return
	}

	skip, err := strconv.ParseBool(os.Args[4])
	if err != nil {
		log.Fatal(err)
		os.Exit(1)
	}

	cfg := &config.Config{
		ClientName:       os.Args[1],
		ClientSecret:     os.Args[2],
		UaaEndpoint:      os.Args[3],
		SkipVerification: skip,
	}

	logger := lager.NewLogger("test")
	clock := clock.NewClock()

	uaaClient, err = client.NewClient(logger, cfg, clock)
	if err != nil {
		log.Fatal(err)
		os.Exit(1)
	}

	fmt.Printf("Connecting to: %s ...\n", cfg.UaaEndpoint)

	token, err = uaaClient.FetchToken(true)
	if err != nil {
		log.Fatal(err)
		os.Exit(1)
	}

	fmt.Printf("Response:\n\ttoken: %s\n\texpires: %d\n", token.AccessToken, token.ExpiresIn)

}
func main() {
	var (
		err       error
		uaaClient client.Client
		key       string
	)

	if len(os.Args) < 3 {
		fmt.Printf("Usage: <uaa-url> <skip-verification>\n\n")
		fmt.Printf("For example: https://uaa.service.cf.internal:8443 true\n")
		return
	}

	skip, err := strconv.ParseBool(os.Args[2])
	if err != nil {
		log.Fatal(err)
		os.Exit(1)
	}

	cfg := &config.Config{
		UaaEndpoint:      os.Args[1],
		SkipVerification: skip,
	}

	logger := lager.NewLogger("test")
	clock := clock.NewClock()

	uaaClient, err = client.NewClient(logger, cfg, clock)
	if err != nil {
		log.Fatal(err)
		os.Exit(1)
	}

	fmt.Printf("Connecting to: %s ...\n", cfg.UaaEndpoint)

	key, err = uaaClient.FetchKey()
	if err != nil {
		log.Fatal(err)
		os.Exit(1)
	}

	fmt.Printf("Response:\n%s\n", key)

}
Exemplo n.º 8
0
func main() {
	logger := lager.NewLogger("cnsim-server")
	logger.RegisterSink(lager.NewWriterSink(os.Stdout, lager.DEBUG))

	port := getEnv(logger, "PORT", "9000")
	listenAddress := getEnv(logger, "LISTEN_ADDRESS", "127.0.0.1")

	address := fmt.Sprintf("%s:%s", listenAddress, port)
	logger.Info("listen", lager.Data{"address": address})

	routes := rata.Routes{
		{Name: "root", Method: "GET", Path: "/"},
		{Name: "steady_state", Method: "GET", Path: "/steady_state"},
	}

	rataHandlers := rata.Handlers{
		"root": &handlers.Root{
			Logger: logger,
		},
		"steady_state": gziphandler.GzipHandler(&handlers.SteadyState{
			Logger: logger,
			Simulator: &simulate.SteadyState{
				AppSizeDistribution: &distributions.GeometricWithPositiveSupport{},
			},
		}),
	}

	router, err := rata.NewRouter(routes, rataHandlers)
	if err != nil {
		log.Fatalf("unable to create rata Router: %s", err) // not tested
	}

	monitor := ifrit.Invoke(sigmon.New(grouper.NewOrdered(os.Interrupt, grouper.Members{
		{"http_server", http_server.New(address, router)},
	})))
	err = <-monitor.Wait()
	if err != nil {
		log.Fatalf("ifrit: %s", err)
	}
}
Exemplo n.º 9
0
func (f LagerFlag) Logger(component string) (lager.Logger, *lager.ReconfigurableSink) {
	var minLagerLogLevel lager.LogLevel
	switch f.LogLevel {
	case LogLevelDebug:
		minLagerLogLevel = lager.DEBUG
	case LogLevelInfo:
		minLagerLogLevel = lager.INFO
	case LogLevelError:
		minLagerLogLevel = lager.ERROR
	case LogLevelFatal:
		minLagerLogLevel = lager.FATAL
	default:
		panic(fmt.Sprintf("unknown log level: %s", f.LogLevel))
	}

	logger := lager.NewLogger(component)

	sink := lager.NewReconfigurableSink(lager.NewWriterSink(os.Stdout, lager.DEBUG), minLagerLogLevel)
	logger.RegisterSink(sink)

	return logger, sink
}
Exemplo n.º 10
0
func New(network, address string) Connection {
	return NewWithLogger(network, address, lager.NewLogger("garden-connection"))
}
Exemplo n.º 11
0
func main() {
	debugserver.AddFlags(flag.CommandLine)
	lagerflags.AddFlags(flag.CommandLine)
	etcdFlags := AddETCDFlags(flag.CommandLine)
	encryptionFlags := encryption.AddEncryptionFlags(flag.CommandLine)

	flag.Parse()

	cfhttp.Initialize(*communicationTimeout)

	logger, reconfigurableSink := lagerflags.New("bbs")
	logger.Info("starting")

	initializeDropsonde(logger)

	clock := clock.NewClock()

	consulClient, err := consuladapter.NewClientFromUrl(*consulCluster)
	if err != nil {
		logger.Fatal("new-consul-client-failed", err)
	}

	serviceClient := bbs.NewServiceClient(consulClient, clock)

	maintainer := initializeLockMaintainer(logger, serviceClient)

	_, portString, err := net.SplitHostPort(*listenAddress)
	if err != nil {
		logger.Fatal("failed-invalid-listen-address", err)
	}
	portNum, err := net.LookupPort("tcp", portString)
	if err != nil {
		logger.Fatal("failed-invalid-listen-port", err)
	}

	_, portString, err = net.SplitHostPort(*healthAddress)
	if err != nil {
		logger.Fatal("failed-invalid-health-address", err)
	}
	_, err = net.LookupPort("tcp", portString)
	if err != nil {
		logger.Fatal("failed-invalid-health-port", err)
	}

	registrationRunner := initializeRegistrationRunner(logger, consulClient, portNum, clock)

	var activeDB db.DB
	var sqlDB *sqldb.SQLDB
	var sqlConn *sql.DB
	var storeClient etcddb.StoreClient
	var etcdDB *etcddb.ETCDDB

	key, keys, err := encryptionFlags.Parse()
	if err != nil {
		logger.Fatal("cannot-setup-encryption", err)
	}
	keyManager, err := encryption.NewKeyManager(key, keys)
	if err != nil {
		logger.Fatal("cannot-setup-encryption", err)
	}
	cryptor := encryption.NewCryptor(keyManager, rand.Reader)

	etcdOptions, err := etcdFlags.Validate()
	if err != nil {
		logger.Fatal("etcd-validation-failed", err)
	}

	if etcdOptions.IsConfigured {
		storeClient = initializeEtcdStoreClient(logger, etcdOptions)
		etcdDB = initializeEtcdDB(logger, cryptor, storeClient, serviceClient, *desiredLRPCreationTimeout)
		activeDB = etcdDB
	}

	// If SQL database info is passed in, use SQL instead of ETCD
	if *databaseDriver != "" && *databaseConnectionString != "" {
		var err error
		connectionString := appendSSLConnectionStringParam(logger, *databaseDriver, *databaseConnectionString, *sqlCACertFile)

		sqlConn, err = sql.Open(*databaseDriver, connectionString)
		if err != nil {
			logger.Fatal("failed-to-open-sql", err)
		}
		defer sqlConn.Close()
		sqlConn.SetMaxOpenConns(*maxDatabaseConnections)
		sqlConn.SetMaxIdleConns(*maxDatabaseConnections)

		err = sqlConn.Ping()
		if err != nil {
			logger.Fatal("sql-failed-to-connect", err)
		}

		sqlDB = sqldb.NewSQLDB(sqlConn, *convergenceWorkers, *updateWorkers, format.ENCRYPTED_PROTO, cryptor, guidprovider.DefaultGuidProvider, clock, *databaseDriver)
		err = sqlDB.SetIsolationLevel(logger, sqldb.IsolationLevelReadCommitted)
		if err != nil {
			logger.Fatal("sql-failed-to-set-isolation-level", err)
		}

		err = sqlDB.CreateConfigurationsTable(logger)
		if err != nil {
			logger.Fatal("sql-failed-create-configurations-table", err)
		}
		activeDB = sqlDB
	}

	if activeDB == nil {
		logger.Fatal("no-database-configured", errors.New("no database configured"))
	}

	encryptor := encryptor.New(logger, activeDB, keyManager, cryptor, clock)

	migrationsDone := make(chan struct{})

	migrationManager := migration.NewManager(
		logger,
		etcdDB,
		storeClient,
		sqlDB,
		sqlConn,
		cryptor,
		migrations.Migrations,
		migrationsDone,
		clock,
		*databaseDriver,
	)

	desiredHub := events.NewHub()
	actualHub := events.NewHub()

	repTLSConfig := &rep.TLSConfig{
		RequireTLS:      *repRequireTLS,
		CaCertFile:      *repCACert,
		CertFile:        *repClientCert,
		KeyFile:         *repClientKey,
		ClientCacheSize: *repClientSessionCacheSize,
	}

	httpClient := cfhttp.NewClient()
	repClientFactory, err := rep.NewClientFactory(httpClient, httpClient, repTLSConfig)
	if err != nil {
		logger.Fatal("new-rep-client-factory-failed", err)
	}

	auctioneerClient := initializeAuctioneerClient(logger)

	exitChan := make(chan struct{})

	var accessLogger lager.Logger
	if *accessLogPath != "" {
		accessLogger = lager.NewLogger("bbs-access")
		file, err := os.OpenFile(*accessLogPath, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
		if err != nil {
			logger.Error("invalid-access-log-path", err, lager.Data{"access-log-path": *accessLogPath})
			os.Exit(1)
		}
		accessLogger.RegisterSink(lager.NewWriterSink(file, lager.INFO))
	}

	var tlsConfig *tls.Config
	if *requireSSL {
		tlsConfig, err = cfhttp.NewTLSConfig(*certFile, *keyFile, *caFile)
		if err != nil {
			logger.Fatal("tls-configuration-failed", err)
		}
	}

	cbWorkPool := taskworkpool.New(logger, *taskCallBackWorkers, taskworkpool.HandleCompletedTask, tlsConfig)

	handler := handlers.New(
		logger,
		accessLogger,
		*updateWorkers,
		*convergenceWorkers,
		activeDB,
		desiredHub,
		actualHub,
		cbWorkPool,
		serviceClient,
		auctioneerClient,
		repClientFactory,
		migrationsDone,
		exitChan,
	)

	metricsNotifier := metrics.NewPeriodicMetronNotifier(logger)

	retirer := controllers.NewActualLRPRetirer(activeDB, actualHub, repClientFactory, serviceClient)
	lrpConvergenceController := controllers.NewLRPConvergenceController(logger, activeDB, actualHub, auctioneerClient, serviceClient, retirer, *convergenceWorkers)
	taskController := controllers.NewTaskController(activeDB, cbWorkPool, auctioneerClient, serviceClient, repClientFactory)

	convergerProcess := converger.New(
		logger,
		clock,
		lrpConvergenceController,
		taskController,
		serviceClient,
		*convergeRepeatInterval,
		*kickTaskDuration,
		*expirePendingTaskDuration,
		*expireCompletedTaskDuration)

	var server ifrit.Runner
	if tlsConfig != nil {
		server = http_server.NewTLSServer(*listenAddress, handler, tlsConfig)
	} else {
		server = http_server.New(*listenAddress, handler)
	}

	healthcheckServer := http_server.New(*healthAddress, http.HandlerFunc(healthCheckHandler))

	members := grouper.Members{
		{"healthcheck", healthcheckServer},
		{"lock-maintainer", maintainer},
		{"workpool", cbWorkPool},
		{"server", server},
		{"migration-manager", migrationManager},
		{"encryptor", encryptor},
		{"hub-maintainer", hubMaintainer(logger, desiredHub, actualHub)},
		{"metrics", *metricsNotifier},
		{"converger", convergerProcess},
		{"registration-runner", registrationRunner},
	}

	if dbgAddr := debugserver.DebugAddress(flag.CommandLine); dbgAddr != "" {
		members = append(grouper.Members{
			{"debug-server", debugserver.Runner(dbgAddr, reconfigurableSink)},
		}, members...)
	}

	group := grouper.NewOrdered(os.Interrupt, members)

	monitor := ifrit.Invoke(sigmon.New(group))
	go func() {
		// If a handler writes to this channel, we've hit an unrecoverable error
		// and should shut down (cleanly)
		<-exitChan
		monitor.Signal(os.Interrupt)
	}()

	logger.Info("started")

	err = <-monitor.Wait()
	if sqlConn != nil {
		sqlConn.Close()
	}
	if err != nil {
		logger.Error("exited-with-failure", err)
		os.Exit(1)
	}

	logger.Info("exited")
}
Exemplo n.º 12
0
	. "github.com/onsi/ginkgo"
	. "github.com/onsi/gomega"
	"github.com/onsi/gomega/gbytes"
)

var _ = Describe("Middleware", func() {
	Describe("EmitLatency", func() {
		var (
			sender  *fake.FakeMetricSender
			handler http.HandlerFunc
		)

		BeforeEach(func() {
			sender = fake.NewFakeMetricSender()
			dropsonde_metrics.Initialize(sender, nil)
			logger := lager.NewLogger("test-session")

			handler = func(w http.ResponseWriter, r *http.Request) { time.Sleep(10) }
			handler = middleware.NewLatencyEmitter(logger).EmitLatency(handler)
		})

		It("reports latency", func() {
			handler.ServeHTTP(nil, nil)

			latency := sender.GetValue("RequestLatency")
			Expect(latency.Value).NotTo(BeZero())
			Expect(latency.Unit).To(Equal("nanos"))
		})
	})

	Describe("RequestCountWrap", func() {
			})
		})

		Context("when the image plugin output parsing fails", func() {
			It("returns an error", func() {
				fakeCmdRunnerStdout = `{"silly" "json":"formating}"}}"`
				_, err := externalImageManager.Metrics(logger, "", "/store/0/bundles/123/rootfs")
				Expect(err).To(MatchError(ContainSubstring("parsing metrics")))
			})
		})
	})

	Describe("logging", func() {
		BeforeEach(func() {
			buffer := gbytes.NewBuffer()
			externalLogger := lager.NewLogger("external-plugin")
			externalLogger.RegisterSink(lager.NewWriterSink(buffer, lager.DEBUG))
			externalLogger.Debug("debug-message", lager.Data{"type": "debug"})
			externalLogger.Info("info-message", lager.Data{"type": "info"})
			externalLogger.Error("error-message", errors.New("failed!"), lager.Data{"type": "error"})

			fakeCmdRunnerStderr = string(buffer.Contents())
		})

		Context("Create", func() {

			It("relogs the image plugin logs", func() {
				_, _, err := externalImageManager.Create(
					logger, "hello", rootfs_provider.Spec{
						RootFS: baseImage,
					},
Exemplo n.º 14
0
		var incomingRequest *http.Request
		var responseWriter http.ResponseWriter
		var outgoingResponse *httptest.ResponseRecorder
		var uploader fake_ccclient.FakeUploader
		var poller fake_ccclient.FakePoller
		var logger lager.Logger

		BeforeEach(func() {
			outgoingResponse = httptest.NewRecorder()
			responseWriter = outgoingResponse
			uploader = fake_ccclient.FakeUploader{}
			poller = fake_ccclient.FakePoller{}
		})

		JustBeforeEach(func() {
			logger = lager.NewLogger("fake-logger")
			dropletUploadHandler := upload_droplet.New(&uploader, &poller, logger)

			dropletUploadHandler.ServeHTTP(responseWriter, incomingRequest)
		})

		Context("When the request does not include a droplet upload URI", func() {
			BeforeEach(func() {
				var err error
				incomingRequest, err = http.NewRequest("POST", "http://example.com", bytes.NewBufferString(""))
				Expect(err).NotTo(HaveOccurred())
			})

			It("responds with an error code", func() {
				Expect(outgoingResponse.Code).To(Equal(http.StatusBadRequest))
			})
Exemplo n.º 15
0
func main() {
	flagSet := flag.NewFlagSet("flags", flag.ContinueOnError)
	flagSet.Var(&recursors, "recursor", "specifies the address of an upstream DNS `server`, may be specified multiple times")
	flagSet.StringVar(&configFile, "config-file", "", "specifies the config `file`")
	flagSet.BoolVar(&foreground, "foreground", false, "if true confab will wait for consul to exit")

	if len(os.Args) < 2 {
		printUsageAndExit("invalid number of arguments", flagSet)
	}

	if err := flagSet.Parse(os.Args[2:]); err != nil {
		os.Exit(1)
	}

	configFileContents, err := ioutil.ReadFile(configFile)
	if err != nil {
		stderr.Printf("error reading configuration file: %s", err)
		os.Exit(1)
	}

	cfg, err := config.ConfigFromJSON(configFileContents)
	if err != nil {
		stderr.Printf("error reading configuration file: %s", err)
		os.Exit(1)
	}

	path, err := exec.LookPath(cfg.Path.AgentPath)
	if err != nil {
		printUsageAndExit(fmt.Sprintf("\"agent_path\" %q cannot be found", cfg.Path.AgentPath), flagSet)
	}

	if len(cfg.Path.PIDFile) == 0 {
		printUsageAndExit("\"pid_file\" cannot be empty", flagSet)
	}

	logger := lager.NewLogger("confab")
	logger.RegisterSink(lager.NewWriterSink(os.Stdout, lager.INFO))

	agentRunner := &agent.Runner{
		Path:      path,
		PIDFile:   cfg.Path.PIDFile,
		ConfigDir: cfg.Path.ConsulConfigDir,
		Recursors: recursors,
		Stdout:    os.Stdout,
		Stderr:    os.Stderr,
		Logger:    logger,
	}

	consulAPIClient, err := api.NewClient(api.DefaultConfig())
	if err != nil {
		panic(err) // not tested, NewClient never errors
	}

	agentClient := &agent.Client{
		ExpectedMembers: cfg.Consul.Agent.Servers.LAN,
		ConsulAPIAgent:  consulAPIClient.Agent(),
		ConsulRPCClient: nil,
		Logger:          logger,
	}

	retrier := utils.NewRetrier(clock.NewClock(), 1*time.Second)

	controller := chaperon.Controller{
		AgentRunner:    agentRunner,
		AgentClient:    agentClient,
		Retrier:        retrier,
		EncryptKeys:    cfg.Consul.EncryptKeys,
		Logger:         logger,
		ServiceDefiner: config.ServiceDefiner{logger},
		ConfigDir:      cfg.Path.ConsulConfigDir,
		Config:         cfg,
	}

	keyringRemover := chaperon.NewKeyringRemover(cfg.Path.KeyringFile, logger)
	configWriter := chaperon.NewConfigWriter(cfg.Path.ConsulConfigDir, logger)

	var r runner = chaperon.NewClient(controller, consulagent.NewRPCClient, keyringRemover, configWriter)
	if controller.Config.Consul.Agent.Mode == "server" {
		bootstrapChecker := chaperon.NewBootstrapChecker(logger, agentClient, status.Client{ConsulAPIStatus: consulAPIClient.Status()}, time.Sleep)
		r = chaperon.NewServer(controller, configWriter, consulagent.NewRPCClient, bootstrapChecker)
	}

	switch os.Args[1] {
	case "start":
		_, err = os.Stat(controller.Config.Path.ConsulConfigDir)
		if err != nil {
			printUsageAndExit(fmt.Sprintf("\"consul_config_dir\" %q could not be found",
				controller.Config.Path.ConsulConfigDir), flagSet)
		}

		if utils.IsRunningProcess(agentRunner.PIDFile) {
			stderr.Println("consul_agent is already running, please stop it first")
			os.Exit(1)
		}

		if len(agentClient.ExpectedMembers) == 0 {
			printUsageAndExit("at least one \"expected-member\" must be provided", flagSet)
		}

		timeout := utils.NewTimeout(time.After(time.Duration(controller.Config.Confab.TimeoutInSeconds) * time.Second))

		if err := r.Start(cfg, timeout); err != nil {
			stderr.Printf("error during start: %s", err)
			r.Stop()
			os.Exit(1)
		}
		if foreground {
			if err := agentRunner.Wait(); err != nil {
				stderr.Printf("error during wait: %s", err)
				r.Stop()
				os.Exit(1)
			}
		}
	case "stop":
		if err := r.Stop(); err != nil {
			stderr.Printf("error during stop: %s", err)
			os.Exit(1)
		}
	default:
		printUsageAndExit(fmt.Sprintf("invalid COMMAND %q", os.Args[1]), flagSet)
	}
}