func migrateRCEvents() error {
err := provision.InitializeAll()
if err != nil {
return err
}
return evtMigrate.MigrateRCEvents()
}
func startServer(handler http.Handler) {
shutdownChan := make(chan bool)
shutdownTimeout, _ := config.GetInt("shutdown-timeout")
if shutdownTimeout == 0 {
shutdownTimeout = 10 * 60
}
idleTracker := newIdleTracker()
shutdown.Register(idleTracker)
shutdown.Register(&logTracker)
readTimeout, _ := config.GetInt("server:read-timeout")
writeTimeout, _ := config.GetInt("server:write-timeout")
listen, err := config.GetString("listen")
if err != nil {
fatal(err)
}
srv := &graceful.Server{
Timeout: time.Duration(shutdownTimeout) * time.Second,
Server: &http.Server{
ReadTimeout: time.Duration(readTimeout) * time.Second,
WriteTimeout: time.Duration(writeTimeout) * time.Second,
Addr: listen,
Handler: handler,
},
ConnState: func(conn net.Conn, state http.ConnState) {
idleTracker.trackConn(conn, state)
},
NoSignalHandling: true,
ShutdownInitiated: func() {
fmt.Println("tsuru is shutting down, waiting for pending connections to finish.")
handlers := shutdown.All()
wg := sync.WaitGroup{}
for _, h := range handlers {
wg.Add(1)
go func(h shutdown.Shutdownable) {
defer wg.Done()
fmt.Printf("running shutdown handler for %v...\n", h)
h.Shutdown()
fmt.Printf("running shutdown handler for %v. DONE.\n", h)
}(h)
}
wg.Wait()
close(shutdownChan)
},
}
sigChan := make(chan os.Signal, 1)
signal.Notify(sigChan, syscall.SIGINT, syscall.SIGTERM)
go func() {
<-sigChan
srv.Stop(srv.Timeout)
}()
var startupMessage string
routers, err := router.List()
if err != nil {
fatal(err)
}
for _, routerDesc := range routers {
var r router.Router
r, err = router.Get(routerDesc.Name)
if err != nil {
fatal(err)
}
fmt.Printf("Registered router %q", routerDesc.Name)
if messageRouter, ok := r.(router.MessageRouter); ok {
startupMessage, err = messageRouter.StartupMessage()
if err == nil && startupMessage != "" {
fmt.Printf(": %s", startupMessage)
}
}
fmt.Println()
}
defaultRouter, _ := config.GetString("docker:router")
fmt.Printf("Default router is %q.\n", defaultRouter)
repoManager, err := config.GetString("repo-manager")
if err != nil {
repoManager = "gandalf"
fmt.Println("Warning: configuration didn't declare a repository manager, using default manager.")
}
fmt.Printf("Using %q repository manager.\n", repoManager)
err = rebuild.RegisterTask(appFinder)
if err != nil {
fatal(err)
}
scheme, err := getAuthScheme()
if err != nil {
fmt.Printf("Warning: configuration didn't declare auth:scheme, using default scheme.\n")
}
app.AuthScheme, err = auth.GetScheme(scheme)
if err != nil {
fatal(err)
}
fmt.Printf("Using %q auth scheme.\n", scheme)
err = provision.InitializeAll()
if err != nil {
fatal(err)
}
_, err = healer.Initialize()
if err != nil {
fatal(err)
}
fmt.Println("Checking components status:")
results := hc.Check()
for _, result := range results {
if result.Status != hc.HealthCheckOK {
fmt.Printf(" WARNING: %q is not working: %s\n", result.Name, result.Status)
}
}
fmt.Println(" Components checked.")
tls, _ := config.GetBool("use-tls")
if tls {
var (
certFile string
keyFile string
)
certFile, err = config.GetString("tls:cert-file")
if err != nil {
fatal(err)
}
keyFile, err = config.GetString("tls:key-file")
if err != nil {
fatal(err)
}
fmt.Printf("tsuru HTTP/TLS server listening at %s...\n", listen)
err = srv.ListenAndServeTLS(certFile, keyFile)
} else {
fmt.Printf("tsuru HTTP server listening at %s...\n", listen)
err = srv.ListenAndServe()
}
if err != nil {
fmt.Printf("Listening stopped: %s\n", err)
if errOp, ok := err.(*net.OpError); ok {
if errOp.Op == "listen" {
os.Exit(1)
}
}
}
<-shutdownChan
}