func NewRouter(cfg *config.Config, p proxy.Proxy, mbusClient yagnats.NATSConn, r *registry.RouteRegistry,
v varz.Varz, logCounter *vcap.LogCounter, errChan chan error) (*Router, error) {
var host string
if cfg.Status.Port != 0 {
host = fmt.Sprintf("%s:%d", cfg.Ip, cfg.Status.Port)
}
varz := &vcap.Varz{
UniqueVarz: v,
GenericVarz: vcap.GenericVarz{
Type: "Router",
Index: cfg.Index,
Host: host,
Credentials: []string{cfg.Status.User, cfg.Status.Pass},
LogCounts: logCounter,
},
}
healthz := &vcap.Healthz{}
component := &vcap.VcapComponent{
Config: cfg,
Varz: varz,
Healthz: healthz,
InfoRoutes: map[string]json.Marshaler{
"/routes": r,
},
Logger: steno.NewLogger("common.logger"),
}
routerErrChan := errChan
if routerErrChan == nil {
routerErrChan = make(chan error, 2)
}
router := &Router{
config: cfg,
proxy: p,
mbusClient: mbusClient,
registry: r,
varz: v,
component: component,
serveDone: make(chan struct{}),
tlsServeDone: make(chan struct{}),
idleConns: make(map[net.Conn]struct{}),
activeConns: make(map[net.Conn]struct{}),
logger: steno.NewLogger("router"),
errChan: routerErrChan,
stopping: false,
}
if err := router.component.Start(); err != nil {
return nil, err
}
return router, nil
}
func TestDontSendEmptyData(t *testing.T) {
bufferSize := 4096
loggregatorClient := l.NewLoggregatorClient("localhost:9876", gosteno.NewLogger("TestLogger"), bufferSize)
udpAddr, err := net.ResolveUDPAddr("udp", "localhost:9876")
if err != nil {
t.Errorf("Expected no error, but got %v", err)
}
udpListener, err := net.ListenUDP("udp", udpAddr)
defer udpListener.Close()
if err != nil {
t.Errorf("Expected no error, but got %v", err)
}
firstMessage := []byte("")
secondMessage := []byte("hi")
loggregatorClient.Send(firstMessage)
loggregatorClient.Send(secondMessage)
buffer := make([]byte, bufferSize)
readCount, _, err := udpListener.ReadFromUDP(buffer)
if err != nil {
t.Errorf("Expected no error, but got %v", err)
}
received := string(buffer[:readCount])
if string(secondMessage) != received {
t.Errorf("Expected %s to equal %s", string(secondMessage), received)
}
}
func NewAtkListService(cloudController CloudController, SpaceSummaryHelper SpaceSummaryHelper) *AtkListService {
return &AtkListService{
cloudController: cloudController,
SpaceSummaryHelper: SpaceSummaryHelper,
logger: gosteno.NewLogger("atk_list_service"),
}
}
func main() {
flag.Parse()
if *version {
fmt.Printf("\n\nversion: %s\ngitSha: %s\n\n", versionNumber, gitSha)
return
}
level := gosteno.LOG_INFO
if *logLevel {
level = gosteno.LOG_DEBUG
}
loggingConfig := &gosteno.Config{
Sinks: make([]gosteno.Sink, 1),
Level: level,
Codec: gosteno.NewJsonCodec(),
EnableLOC: true}
if strings.TrimSpace(*logFilePath) == "" {
loggingConfig.Sinks[0] = gosteno.NewIOSink(os.Stdout)
} else {
loggingConfig.Sinks[0] = gosteno.NewFileSink(*logFilePath)
}
gosteno.Init(loggingConfig)
logger := gosteno.NewLogger("deaagent")
loggregatorClient := loggregatorclient.NewLoggregatorClient(*loggregatorAddress, logger, 4096)
agent := deaagent.NewAgent(*instancesJsonFilePath, logger)
agent.Start(loggregatorClient)
}
func NewProxy(args ProxyArgs) Proxy {
return &proxy{
accessLogger: args.AccessLogger,
traceKey: args.TraceKey,
ip: args.Ip,
logger: steno.NewLogger("router.proxy"),
registry: args.Registry,
reporter: args.Reporter,
transport: &http.Transport{
Dial: func(network, addr string) (net.Conn, error) {
conn, err := net.DialTimeout(network, addr, 5*time.Second)
if err != nil {
return conn, err
}
if args.EndpointTimeout > 0 {
err = conn.SetDeadline(time.Now().Add(args.EndpointTimeout))
}
return conn, err
},
DisableKeepAlives: true,
ResponseHeaderTimeout: args.EndpointTimeout,
},
waitgroup: &sync.WaitGroup{},
}
}
func NewProxy(args ProxyArgs) Proxy {
p := &proxy{
accessLogger: args.AccessLogger,
traceKey: args.TraceKey,
ip: args.Ip,
logger: steno.NewLogger("router.proxy"),
registry: args.Registry,
reporter: args.Reporter,
transport: &http.Transport{
Dial: func(network, addr string) (net.Conn, error) {
conn, err := net.DialTimeout(network, addr, 5*time.Second)
if err != nil {
return conn, err
}
if args.EndpointTimeout > 0 {
err = conn.SetDeadline(time.Now().Add(args.EndpointTimeout))
}
return conn, err
},
DisableKeepAlives: true,
DisableCompression: true,
},
secureCookies: args.SecureCookies,
}
return p
}
func CreateRunningAccessLogger(config *config.Config) (AccessLogger, error) {
loggregatorUrl := config.LoggregatorConfig.Url
if config.AccessLog == "" && loggregatorUrl == "" {
return &NullAccessLogger{}, nil
}
logger := steno.NewLogger("access_log")
var err error
var file *os.File
if config.AccessLog != "" {
file, err = os.OpenFile(config.AccessLog, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0666)
if err != nil {
logger.Errorf("Error creating accesslog file, %s: (%s)", config.AccessLog, err.Error())
return nil, err
}
}
var e emitter.Emitter
if loggregatorUrl != "" {
loggregatorSharedSecret := config.LoggregatorConfig.SharedSecret
e, err = NewEmitter(loggregatorUrl, loggregatorSharedSecret, config.Index)
if err != nil {
logger.Errorf("Error creating loggregator emitter: (%s)", err.Error())
return nil, err
}
}
accessLogger := NewFileAndLoggregatorAccessLogger(file, e)
go accessLogger.Run()
return accessLogger, nil
}
func CreateRunningAccessLogger(config *config.Config) (AccessLogger, error) {
if config.AccessLog == "" && !config.Logging.LoggregatorEnabled {
return &NullAccessLogger{}, nil
}
logger := steno.NewLogger("access_log")
var err error
var file *os.File
if config.AccessLog != "" {
file, err = os.OpenFile(config.AccessLog, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0666)
if err != nil {
logger.Errorf("Error creating accesslog file, %s: (%s)", config.AccessLog, err.Error())
return nil, err
}
}
var dropsondeSourceInstance string
if config.Logging.LoggregatorEnabled {
dropsondeSourceInstance = strconv.FormatUint(uint64(config.Index), 10)
}
accessLogger := NewFileAndLoggregatorAccessLogger(file, dropsondeSourceInstance)
go accessLogger.Run()
return accessLogger, nil
}
func NewEmitter(loggregatorUrl, loggregatorSharedSecret string, index uint) (emitter.Emitter, error) {
if !isValidUrl(loggregatorUrl) {
return nil, fmt.Errorf("Invalid loggregator url %s", loggregatorUrl)
}
return emitter.NewEmitter(loggregatorUrl, "RTR", strconv.FormatUint(uint64(index), 10), loggregatorSharedSecret,
steno.NewLogger("router.loggregator"))
}
func main() {
flag.Parse()
level, err := gosteno.GetLogLevel(*logLevel)
if err != nil {
level = gosteno.LOG_INFO
}
loggingConfig := &gosteno.Config{
Sinks: []gosteno.Sink{
gosteno.NewIOSink(os.Stdout),
},
Level: level,
Codec: gosteno.NewJsonCodec(),
EnableLOC: true,
}
gosteno.Init(loggingConfig)
logger := gosteno.NewLogger("statsdinjector")
statsdMessageListener := statsdlistener.New(*statsdPort, logger)
statsdEmitter := statsdemitter.New(*metronPort, logger)
inputChan := make(chan *events.Envelope)
go statsdMessageListener.Run(inputChan)
statsdEmitter.Run(inputChan)
}
func (c *Config) Process() {
var err error
c.PruneStaleDropletsInterval = time.Duration(c.PruneStaleDropletsIntervalInSeconds) * time.Second
c.DropletStaleThreshold = time.Duration(c.DropletStaleThresholdInSeconds) * time.Second
c.PublishActiveAppsInterval = time.Duration(c.PublishActiveAppsIntervalInSeconds) * time.Second
c.StartResponseDelayInterval = time.Duration(c.StartResponseDelayIntervalInSeconds) * time.Second
c.EndpointTimeout = time.Duration(c.EndpointTimeoutInSeconds) * time.Second
if c.StartResponseDelayInterval > c.DropletStaleThreshold {
c.DropletStaleThreshold = c.StartResponseDelayInterval
log := steno.NewLogger("config.logger")
log.Warnf("DropletStaleThreshold (%s) cannot be less than StartResponseDelayInterval (%s); setting both equal to StartResponseDelayInterval and continuing", c.DropletStaleThreshold, c.StartResponseDelayInterval)
}
drain := c.DrainTimeoutInSeconds
if drain == 0 {
drain = c.EndpointTimeoutInSeconds
}
c.DrainTimeout = time.Duration(drain) * time.Second
c.Ip, err = vcap.LocalIP()
if err != nil {
panic(err)
}
}
func main() {
flag.Parse()
if *version {
fmt.Printf("\n\nversion: %s\ngitSha: %s\n\n", versionNumber, gitSha)
return
}
level := gosteno.LOG_INFO
if *logLevel {
level = gosteno.LOG_DEBUG
}
loggingConfig := &gosteno.Config{
Sinks: make([]gosteno.Sink, 1),
Level: level,
Codec: gosteno.NewJsonCodec(),
EnableLOC: true}
if strings.TrimSpace(*logFilePath) == "" {
loggingConfig.Sinks[0] = gosteno.NewIOSink(os.Stdout)
} else {
loggingConfig.Sinks[0] = gosteno.NewFileSink(*logFilePath)
}
gosteno.Init(loggingConfig)
logger := gosteno.NewLogger("loggregator")
listener := loggregator.NewAgentListener(*host, logger)
incomingData := listener.Start()
cfSink := loggregator.NewCfSink(incomingData, logger)
cfSink.Start()
}
func NewLogger(verbose bool, logFilePath, name string, syslogNamespace string) *gosteno.Logger {
level := gosteno.LOG_INFO
if verbose {
level = gosteno.LOG_DEBUG
}
loggingConfig := &gosteno.Config{
Sinks: make([]gosteno.Sink, 1),
Level: level,
Codec: gosteno.NewJsonCodec(),
EnableLOC: true}
if strings.TrimSpace(logFilePath) == "" {
loggingConfig.Sinks[0] = gosteno.NewIOSink(os.Stdout)
} else {
loggingConfig.Sinks[0] = gosteno.NewFileSink(logFilePath)
}
if syslogNamespace != "" {
loggingConfig.Sinks = append(loggingConfig.Sinks, GetNewSyslogSink(syslogNamespace))
}
gosteno.Init(loggingConfig)
logger := gosteno.NewLogger(name)
logger.Debugf("Component %s in debug mode!", name)
return logger
}
func TestSend(t *testing.T) {
bufferSize := 4096
loggregatorClient := l.NewLoggregatorClient("localhost:9876", gosteno.NewLogger("TestLogger"), bufferSize)
udpAddr, err := net.ResolveUDPAddr("udp", "localhost:9876")
if err != nil {
t.Errorf("Expected no error, but got %v", err)
}
udpListener, err := net.ListenUDP("udp", udpAddr)
defer udpListener.Close()
if err != nil {
t.Errorf("Expected no error, but got %v", err)
}
expectedOutput := []byte("Important Testmessage")
loggregatorClient.Send(expectedOutput)
buffer := make([]byte, bufferSize)
readCount, _, err := udpListener.ReadFromUDP(buffer)
if err != nil {
t.Errorf("Expected no error, but got %v", err)
}
received := string(buffer[:readCount])
if string(expectedOutput) != received {
t.Errorf("Expected %s to equal %s", string(expectedOutput), received)
}
}
func SetupLoggerFromConfig(c *config.Config) {
l, err := steno.GetLogLevel(c.Logging.Level)
if err != nil {
panic(err)
}
s := make([]steno.Sink, 0)
if c.Logging.File != "" {
s = append(s, steno.NewFileSink(c.Logging.File))
} else {
s = append(s, steno.NewIOSink(os.Stdout))
}
if c.Logging.Syslog != "" {
s = append(s, steno.NewSyslogSink(c.Logging.Syslog))
}
stenoConfig := &steno.Config{
Sinks: s,
Codec: steno.NewJsonCodec(),
Level: l,
}
steno.Init(stenoConfig)
log = steno.NewLogger("router")
}
func NewReporter() *Reporter {
rep := &Reporter{}
rep.logger = steno.NewLogger("ila.reporter")
config := configuration.NewRepositoryFromFilepath(configuration.DefaultFilePath(), func(err error) {
if err != nil {
rep.logger.Info("error reading api configuration")
}
})
gateways := map[string]net.Gateway{
"auth": net.NewUAAGateway(config),
"cloud-controller": net.NewCloudControllerGateway(config, time.Now),
"uaa": net.NewUAAGateway(config),
}
rep.apiAuth = api.NewUAAAuthenticationRepository(gateways["auth"], config)
rep.credentials = make(map[string]string)
rep.credentials["username"] = "******"
rep.credentials["password"] = "******"
apiErr := rep.apiAuth.Authenticate(rep.credentials)
rep.AppRepo = api.NewCloudControllerApplicationRepository(config, gateways["cloud-controller"])
if apiErr != nil {
//cmd.ui.Failed(apiErr.Error())
rep.logger.Info("error authenticating")
} else {
rep.logger.Info("successfully authenticated")
}
return rep
}
func NewProxy(args ProxyArgs) Proxy {
routeServiceConfig := route_service.NewRouteServiceConfig(args.RouteServiceEnabled, args.RouteServiceTimeout, args.Crypto, args.CryptoPrev)
p := &proxy{
accessLogger: args.AccessLogger,
traceKey: args.TraceKey,
ip: args.Ip,
logger: steno.NewLogger("router.proxy"),
registry: args.Registry,
reporter: args.Reporter,
transport: &http.Transport{
Dial: func(network, addr string) (net.Conn, error) {
conn, err := net.DialTimeout(network, addr, 5*time.Second)
if err != nil {
return conn, err
}
if args.EndpointTimeout > 0 {
err = conn.SetDeadline(time.Now().Add(args.EndpointTimeout))
}
return conn, err
},
DisableKeepAlives: true,
DisableCompression: true,
TLSClientConfig: args.TLSConfig,
},
fakedomain: args.FakeDomain,
secureCookies: args.SecureCookies,
routeServiceConfig: routeServiceConfig,
ExtraHeadersToLog: args.ExtraHeadersToLog,
}
return p
}
func loadLoggerAndConfig(c *cli.Context, component string) (logger.Logger, *gosteno.Logger, *config.Config) {
configPath := c.String("config")
if configPath == "" {
fmt.Printf("Config path required")
os.Exit(1)
}
conf, err := config.FromFile(configPath)
if err != nil {
fmt.Printf("Failed to load config: %s", err.Error())
os.Exit(1)
}
stenoConf := &gosteno.Config{
Sinks: []gosteno.Sink{
gosteno.NewIOSink(os.Stdout),
gosteno.NewSyslogSink("vcap.hm9000." + component),
},
Level: conf.LogLevel(),
Codec: gosteno.NewJsonCodec(),
}
gosteno.Init(stenoConf)
steno := gosteno.NewLogger("vcap.hm9000." + component)
hmLogger := logger.NewRealLogger(steno)
return hmLogger, steno, conf
}
func main() {
var configPath string
flag.StringVar(&configPath,
"conf",
"", "Path of the YAML configuration of the co-located DEA.")
flag.Parse()
config, err := common.ConfigFromFile(configPath)
if err != nil {
panic(err.Error())
}
common.SetupSteno(&config.Server.Logging)
log := steno.NewLogger("runner")
var localIp *string
localIp, err = getLocalIp()
if err != nil {
log.Fatal(err.Error())
}
if err := directoryserver.Start(*localIp, config); err != nil {
log.Fatal(err.Error())
}
}
func NewLogger(name string) *gosteno.Logger {
if !initialized {
initLogging()
initialized = true
}
return gosteno.NewLogger(name)
}
func initialize() {
sender := metric_sender.NewMetricSender(AutowiredEmitter())
batcher := metricbatcher.New(sender, defaultBatchInterval)
metrics.Initialize(sender, batcher)
logs.Initialize(log_sender.NewLogSender(AutowiredEmitter(), statsInterval, gosteno.NewLogger("dropsonde/logs")))
go runtime_stats.NewRuntimeStats(autowiredEmitter, statsInterval).Run(nil)
http.DefaultTransport = InstrumentedRoundTripper(http.DefaultTransport)
}
func NewProxy(c *config.Config, r *Registry, v Varz) *Proxy {
return &Proxy{
Config: c,
Logger: steno.NewLogger("router.proxy"),
Registry: r,
Varz: v,
}
}
func NewRestCloudController(apiUrl string, accessToken string) service.CloudController {
return &RestController{
client: &http.Client{},
apiUrl: apiUrl,
accessToken: accessToken,
logger: gosteno.NewLogger("cc_client"),
}
}
func NewRestServiceCatalog(apiUrl string, accessToken string) service.ServiceCatalog {
return &RestController{
client: &http.Client{},
apiUrl: apiUrl,
accessToken: accessToken,
logger: gosteno.NewLogger("service_catalog"),
}
}
func main() {
c := config.DefaultConfig()
logCounter := vcap.NewLogCounter()
if configFile != "" {
c = config.InitConfigFromFile(configFile)
}
InitLoggerFromConfig(c, logCounter)
logger := steno.NewLogger("router.main")
err := dropsonde.Initialize(c.Logging.MetronAddress, c.Logging.JobName)
if err != nil {
logger.Errorf("Dropsonde failed to initialize: %s", err.Error())
os.Exit(1)
}
// setup number of procs
if c.GoMaxProcs != 0 {
runtime.GOMAXPROCS(c.GoMaxProcs)
}
if c.DebugAddr != "" {
cf_debug_server.Run(c.DebugAddr)
}
logger.Info("Setting up NATs connection")
natsClient := connectToNatsServer(c, logger)
registry := rregistry.NewRouteRegistry(c, natsClient)
logger.Info("Setting up routing_api route fetcher")
setupRouteFetcher(c, registry)
varz := rvarz.NewVarz(registry)
accessLogger, err := access_log.CreateRunningAccessLogger(c)
if err != nil {
logger.Fatalf("Error creating access logger: %s\n", err)
}
proxy := buildProxy(c, registry, accessLogger, varz)
router, err := router.NewRouter(c, proxy, natsClient, registry, varz, logCounter)
if err != nil {
logger.Errorf("An error occurred: %s", err.Error())
os.Exit(1)
}
errChan := router.Run()
logger.Info("gorouter.started")
waitOnErrOrSignal(c, logger, errChan, router)
os.Exit(0)
}
func main() {
stenoConfig := &steno.Config{
Sinks: []steno.Sink{steno.NewIOSink(os.Stderr)},
Codec: steno.NewJsonCodec(),
Level: steno.LOG_ALL,
}
steno.Init(stenoConfig)
log = steno.NewLogger("router.test")
s := true
log.Infof("test %s ", s)
p := &Proxy{}
p.Logger = steno.NewLogger("router.registry")
p.Infof("hello %s", "ss\n")
fmt.Printf("fmt world\n")
}
func init() {
steno.Init(&steno.Config{
Sinks: []steno.Sink{steno.NewIOSink(os.Stderr)},
Codec: steno.NewJsonCodec(),
Level: steno.LOG_ALL,
})
log = steno.NewLogger("directory_server_test")
}
func NewRouteServiceConfig(enabled bool, timeout time.Duration, crypto secure.Crypto, cryptoPrev secure.Crypto) *RouteServiceConfig {
return &RouteServiceConfig{
routeServiceEnabled: enabled,
routeServiceTimeout: timeout,
crypto: crypto,
cryptoPrev: cryptoPrev,
logger: steno.NewLogger("router.proxy.route-service"),
}
}
func main() {
c := &gosteno.Config{
Sinks: []gosteno.Sink{
gosteno.NewIOSink(os.Stdout),
},
Level: gosteno.LOG_DEBUG,
Codec: gosteno.NewJsonPrettifier(0),
EnableLOC: true,
}
gosteno.Init(c)
logger := gosteno.NewLogger("atk_instances")
conf := config.NewConfig()
m := martini.Classic()
key, err := atkoauth2.TokenKey(conf.TokenKeyUrl)
if err != nil {
logger.Error(err.Error())
return
}
m.Handlers(
atkoauth2.ResourceServer(key),
martini.Logger(),
render.Renderer(render.Options{IndentJSON: true}),
)
m.Get("/rest/orgs/:id/atkinstances", func(params martini.Params, t *jwt.Token, r render.Render) {
cloudController := cc.NewRestCloudController(conf.ApiUrl, t.Raw)
spaceSummaryHelper := service.NewSpaceSummaryHelper()
srv := service.NewAtkListService(cloudController, spaceSummaryHelper)
if len(conf.CommonService) == 0 {
conf.CommonService = "postgres"
}
//TODO: check id param
instances, err := srv.GetAllInstances(conf.ServiceLabel,
conf.ScoringEngineLabel,
conf.CommonService,
params["id"])
if err != nil {
r.JSON(500, err.Error())
}
r.JSON(200, instances)
})
m.Run()
}
func setupRouteFetcher(c *config.Config, registry rregistry.RegistryInterface) {
if c.RoutingApiEnabled() {
tokenFetcher := token_fetcher.NewTokenFetcher(&c.OAuth)
routingApiUri := fmt.Sprintf("%s:%d", c.RoutingApi.Uri, c.RoutingApi.Port)
routingApiClient := routing_api.NewClient(routingApiUri)
routeFetcher := route_fetcher.NewRouteFetcher(steno.NewLogger("router.route_fetcher"), tokenFetcher, registry, c, routingApiClient, 1)
routeFetcher.StartFetchCycle()
routeFetcher.StartEventCycle()
}
}
