func main() {
flag.Parse()
config, err := config.ParseConfig(*logLevel, *configFile)
if err != nil {
panic(fmt.Errorf("Unable to parse config: %s", err))
}
transport := &http.Transport{TLSClientConfig: &tls.Config{InsecureSkipVerify: config.SkipCertVerify}}
http.DefaultClient.Transport = transport
ipAddress, err := localip.LocalIP()
if err != nil {
panic(fmt.Errorf("Unable to resolve own IP address: %s", err))
}
log := logger.NewLogger(*logLevel, *logFilePath, "loggregator trafficcontroller", config.Syslog)
log.Info("Startup: Setting up the loggregator traffic controller")
dropsonde.Initialize(net.JoinHostPort(config.MetronHost, strconv.Itoa(config.MetronPort)), "LoggregatorTrafficController")
go func() {
err := http.ListenAndServe(net.JoinHostPort(ipAddress, pprofPort), nil)
if err != nil {
log.Errorf("Error starting pprof server: %s", err.Error())
}
}()
uptimeMonitor := monitor.NewUptimeMonitor(time.Duration(config.MonitorIntervalSeconds) * time.Second)
go uptimeMonitor.Start()
defer uptimeMonitor.Stop()
etcdAdapter := defaultStoreAdapterProvider(config.EtcdUrls, config.EtcdMaxConcurrentRequests)
err = etcdAdapter.Connect()
if err != nil {
panic(fmt.Errorf("Unable to connect to ETCD: %s", err))
}
logAuthorizer := authorization.NewLogAccessAuthorizer(*disableAccessControl, config.ApiHost)
uaaClient := uaa_client.NewUaaClient(config.UaaHost, config.UaaClientId, config.UaaClientSecret)
adminAuthorizer := authorization.NewAdminAccessAuthorizer(*disableAccessControl, &uaaClient)
// TODO: The preferredProtocol of udp tells the finder to pull out the Doppler URLs from the legacy ETCD endpoint.
// Eventually we'll have a separate websocket client pool
finder := dopplerservice.NewFinder(etcdAdapter, int(config.DopplerPort), []string{"udp"}, "", log)
finder.Start()
// Draining the finder's events channel in order to not block the finder from handling etcd events.
go func() {
for {
finder.Next()
}
}()
var accessMiddleware, legacyAccessMiddleware func(middleware.HttpHandler) *middleware.AccessHandler
if config.SecurityEventLog != "" {
accessLog, err := os.OpenFile(config.SecurityEventLog, os.O_APPEND|os.O_WRONLY, os.ModeAppend)
if err != nil {
panic(fmt.Errorf("Unable to open access log: %s", err))
}
defer func() {
accessLog.Sync()
accessLog.Close()
}()
accessLogger := accesslogger.New(accessLog, log)
accessMiddleware = middleware.Access(accessLogger, ipAddress, config.OutgoingDropsondePort, log)
legacyAccessMiddleware = middleware.Access(accessLogger, ipAddress, config.OutgoingPort, log)
}
dopplerCgc := channel_group_connector.NewChannelGroupConnector(finder, newDropsondeWebsocketListener, marshaller.DropsondeLogMessage, log)
dopplerHandler := http.Handler(dopplerproxy.NewDopplerProxy(logAuthorizer, adminAuthorizer, dopplerCgc, dopplerproxy.TranslateFromDropsondePath, "doppler."+config.SystemDomain, log))
if accessMiddleware != nil {
dopplerHandler = accessMiddleware(dopplerHandler)
}
startOutgoingProxy(net.JoinHostPort(ipAddress, strconv.FormatUint(uint64(config.OutgoingDropsondePort), 10)), dopplerHandler)
legacyCgc := channel_group_connector.NewChannelGroupConnector(finder, newLegacyWebsocketListener, marshaller.LoggregatorLogMessage, log)
legacyHandler := http.Handler(dopplerproxy.NewDopplerProxy(logAuthorizer, adminAuthorizer, legacyCgc, dopplerproxy.TranslateFromLegacyPath, "loggregator."+config.SystemDomain, log))
if legacyAccessMiddleware != nil {
legacyHandler = legacyAccessMiddleware(legacyHandler)
}
startOutgoingProxy(net.JoinHostPort(ipAddress, strconv.FormatUint(uint64(config.OutgoingPort), 10)), legacyHandler)
killChan := signalmanager.RegisterKillSignalChannel()
dumpChan := signalmanager.RegisterGoRoutineDumpSignalChannel()
for {
select {
case <-dumpChan:
signalmanager.DumpGoRoutine()
case <-killChan:
log.Info("Shutting down")
return
}
}
}
"github.com/cloudfoundry/loggregatorlib/loggertesthelper"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
var _ = Describe("AccessLogger", func() {
var (
writer *mockWriter
logger *accesslogger.AccessLogger
)
BeforeEach(func() {
writer = newMockWriter()
loggie := loggertesthelper.Logger()
logger = accesslogger.New(writer, loggie)
})
Describe("LogAccess", func() {
Context("Happy", func() {
BeforeEach(func() {
writer.WriteOutput.Err <- nil
writer.WriteOutput.Sent <- 0
})
It("Logs Access", func() {
req, err := newServerRequest("GET", "some.url.com/foo", nil)
Expect(err).ToNot(HaveOccurred())
Expect(logger.LogAccess(req, "1.1.1.1", 1)).To(Succeed())
prefix := "CEF:0|cloud_foundry|loggregator_trafficcontroller|1.0|GET some.url.com/foo|GET some.url.com/foo|0|"