Exemplo n.º 1
0
// SecureListen obtains a listener that accepts
// secure connections
func SecureServe(addr string, certFile, keyFile, caFile string) {
	config := tls.Config{}

	// load the server cert / key
	cert, err := tls.LoadX509KeyPair(certFile, keyFile)
	if err != nil {
		log.Critical("%s", err)
	}
	config.Certificates = []tls.Certificate{cert}

	// load the ca if necessary
	// FIXME(alainjobart) this doesn't quite work yet, have
	// to investigate
	if caFile != "" {
		config.ClientCAs = x509.NewCertPool()

		pemCerts, err := ioutil.ReadFile(caFile)
		if err != nil {
			log.Critical("%s", err)
		}
		if !config.ClientCAs.AppendCertsFromPEM(pemCerts) {
			log.Critical("%s", err)
		}

		config.ClientAuth = tls.RequireAndVerifyClientCert
	}
	l, err := tls.Listen("tcp", addr, &config)
	if err != nil {
		log.Critical("%s", err)
	}
	throttled := NewThrottledListener(l, *secureThrottle, *secureMaxBuffer)
	cl := proc.Published(throttled, "SecureConnections", "SecureAccepts")
	go http.Serve(cl, nil)
}
Exemplo n.º 2
0
// ListenAndServe combines Listen and Wait to also run an http
// server on the specified port. If it fails to obtain a listener,
// the program is fatally terminated. The return value is the signal
// received for termination
func ListenAndServe(port string) os.Signal {
	l, err := Listen(port)
	if err != nil {
		log.Critical("%s", err)
	}
	go http.Serve(l, nil)
	s := Wait()
	l.Close()
	return s
}
Exemplo n.º 3
0
func Init() {
	mu.Lock()
	defer mu.Unlock()
	if inited {
		log.Critical("servenv.Init called second time")
	}
	inited = true

	// Once you run as root, you pretty much destroy the chances of a
	// non-privileged user starting the program correctly.
	if uid := os.Getuid(); uid == 0 {
		log.Critical("servenv.Init: running this as root makes no sense")
	}

	runtime.MemProfileRate = *memProfileRate
	gomaxprocs := os.Getenv("GOMAXPROCS")
	if gomaxprocs == "" {
		gomaxprocs = "1"
	}

	// We used to set this limit directly, but you pretty much have to
	// use a root account to allow increasing a limit reliably. Dropping
	// privileges is also tricky. The best strategy is to make a shell
	// script set up the limits as root and switch users before starting
	// the server.
	fdLimit := &syscall.Rlimit{}
	if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, fdLimit); err != nil {
		log.Error("max-open-fds failed: %v", err)
	}
	fdl := stats.NewInt("MaxFds")
	fdl.Set(int64(fdLimit.Cur))

	if err := exportBinaryVersion(); err != nil {
		log.Critical("servenv.Init: exportBinaryVersion: %v", err)
	}

	onInitHooks.Fire()
}
Exemplo n.º 4
0
func ServeRPC() {
	rpc.HandleHTTP()
	if *authConfig != "" {
		if err := auth.LoadCredentials(*authConfig); err != nil {
			log.Critical("could not load authentication credentials, not starting rpc servers: %v", err)
		}
		bsonrpc.ServeAuthRPC()
		jsonrpc.ServeAuthRPC()
	}

	jsonrpc.ServeHTTP()
	jsonrpc.ServeRPC()
	bsonrpc.ServeHTTP()
	bsonrpc.ServeRPC()
}
Exemplo n.º 5
0
// RunSecure is like Run, but it additionally listens for RPC and HTTP
// requests using TLS on securePort, using the passed certificate,
// key, and CA certificate.
func RunSecure(port int, securePort int, cert, key, caCert string) {
	onRunHooks.Fire()
	ServeRPC()

	l, err := proc.Listen(fmt.Sprintf("%v", port))
	if err != nil {
		log.Critical(err.Error())
	}

	go http.Serve(l, nil)

	if securePort != 0 {
		log.Info("listening on secure port %v", securePort)
		SecureServe(fmt.Sprintf(":%d", securePort), cert, key, caCert)
	}
	proc.Wait()
	Close()
}