func init() {
logger := gosteno.NewLogger("TestLogger")
listener := agentlistener.NewAgentListener("localhost:3456", logger)
incomingLogChan := listener.Start()
sinkManager := sinkserver.NewSinkManager(1024, false, nil, logger)
go sinkManager.Start()
messageRouter := sinkserver.NewMessageRouter(incomingLogChan, testhelpers.UnmarshallerMaker("secret"), sinkManager, 2048, logger)
go messageRouter.Start()
websocketServer := sinkserver.NewWebsocketServer("localhost:8083", sinkManager, 30*time.Second, 100, logger)
go websocketServer.Start()
time.Sleep(50 * time.Millisecond)
}
func main() {
seed := time.Now().UnixNano()
rand.Seed(seed)
flag.Parse()
if *version {
fmt.Printf("version: %s\ngitSha: %s\nsourceUrl: https://github.com/cloudfoundry/loggregator/tree/%s\n\n",
versionNumber, gitSha, gitSha)
return
}
runtime.GOMAXPROCS(runtime.NumCPU())
config, logger := parseConfig(logLevel, configFile, logFilePath)
err := config.validate(logger)
if err != nil {
panic(err)
}
agentListener := agentlistener.NewAgentListener(fmt.Sprintf("0.0.0.0:%d", config.IncomingPort), logger)
incomingLogChan := agentListener.Start()
sinkManager := sinkserver.NewSinkManager(config.MaxRetainedLogMessages, config.SkipCertVerify, config.BlackListIps, logger)
go sinkManager.Start()
unmarshaller := func(data []byte) (*logmessage.Message, error) {
return logmessage.ParseEnvelope(data, config.SharedSecret)
}
messageChannelLength := 2048
messageRouter := sinkserver.NewMessageRouter(incomingLogChan, unmarshaller, sinkManager, messageChannelLength, logger)
apiEndpoint := fmt.Sprintf("0.0.0.0:%d", config.OutgoingPort)
keepAliveInterval := 30 * time.Second
websocketServer := sinkserver.NewWebsocketServer(apiEndpoint, sinkManager, keepAliveInterval, config.WSMessageBufferSize, logger)
cfc, err := cfcomponent.NewComponent(
logger,
"LoggregatorServer",
config.Index,
&LoggregatorServerHealthMonitor{},
config.VarzPort,
[]string{config.VarzUser, config.VarzPass},
[]instrumentation.Instrumentable{agentListener, sinkManager, messageRouter},
)
if err != nil {
panic(err)
}
cr := collectorregistrar.NewCollectorRegistrar(config.MbusClient, logger)
err = cr.RegisterWithCollector(cfc)
if err != nil {
logger.Warnf("Unable to register with collector. Err: %v.", err)
}
go func() {
err := cfc.StartMonitoringEndpoints()
if err != nil {
panic(err)
}
}()
go messageRouter.Start()
go websocketServer.Start()
killChan := make(chan os.Signal)
signal.Notify(killChan, os.Kill)
for {
select {
case <-cfcomponent.RegisterGoRoutineDumpSignalChannel():
cfcomponent.DumpGoRoutine()
case <-killChan:
break
}
}
}
func (c *ChannelSink) AppId() string { return c.appId }
func (c *ChannelSink) Run() {}
func (c *ChannelSink) Channel() chan *logmessage.Message { return c.channel }
func (c *ChannelSink) Identifier() string { return c.identifier }
func (c *ChannelSink) Logger() *gosteno.Logger { return c.logger }
func (c *ChannelSink) ShouldReceiveErrors() bool { return true }
func (c *ChannelSink) Emit() instrumentation.Context {
return instrumentation.Context{}
}
var _ = Describe("SinkManager", func() {
var sinkManager *sinkserver.SinkManager
BeforeEach(func() {
sinkManager = sinkserver.NewSinkManager(1, true, []iprange.IPRange{}, loggertesthelper.Logger())
go sinkManager.Start()
})
Describe("SendTo", func() {
It("should send to all known sinks", func(done Done) {
client1ReceivedChan := make(chan *logmessage.Message)
client2ReceivedChan := make(chan *logmessage.Message)
sink1 := &ChannelSink{appId: "myApp",
identifier: "myAppChan1",
logger: loggertesthelper.Logger(),
channel: client1ReceivedChan,
}
sink2 := &ChannelSink{appId: "myApp",
identifier: "myAppChan2",
