// Initializes program logging. Configures errors to go to Rollbar if a token
// was specified.
func initLog(forceTTY bool, environment, rollbarToken string) {
log.SetFormatter(&log.TextFormatter{
ForceColors: forceTTY,
})
// transmits to Rollbar on Error, Fatal, and Panic
if environment != "" && rollbarToken != "" {
rollrus.SetupLogging(rollbarToken, environment)
log.WithFields(log.Fields{
"environment": environment,
}).Infof("Initialized Rollbar tracking with environment %v", environment)
}
}
func main() {
rollrus.SetupLogging(os.Getenv("ROLLBAR_TOKEN"), os.Getenv("ENVIRONMENT"))
config, err := NewIssConfig()
if err != nil {
log.Fatalln(err)
}
log.AddHook(&DefaultFieldsHook{log.Fields{"app": "log-iss", "source": config.Deploy}})
auth, err := authenticater.NewBasicAuthFromString(config.Tokens)
if err != nil {
log.Fatalln(err)
}
forwarderSet := newForwarderSet(config)
shutdownCh := make(shutdownCh)
httpServer := newHTTPServer(config, auth, fix, forwarderSet)
go awaitShutdownSignals(httpServer.shutdownCh, shutdownCh)
go forwarderSet.Run()
go func() {
if err := httpServer.Run(); err != nil {
log.Fatalln("Unable to start HTTP server:", err)
}
}()
if config.LibratoOwner != "" && config.LibratoToken != "" {
log.WithField("source", config.LibratoSource).Info("starting librato metrics reporting")
go librato.Librato(
config.MetricsRegistry,
20*time.Second,
config.LibratoOwner,
config.LibratoToken,
config.LibratoSource,
[]float64{0.50, 0.95, 0.99},
time.Millisecond,
)
}
log.WithField("at", "start").Info()
<-shutdownCh
log.WithField("at", "drain").Info()
httpServer.Wait()
log.WithField("at", "exit").Info()
}