Golang NewWatchProxy 예제들

예제 #1

파일: grpc_proxy.go 프로젝트: yuya008/etcd

func startGRPCProxy(cmd *cobra.Command, args []string) {
	l, err := net.Listen("tcp", grpcProxyListenAddr)
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}

	cfg, err := newClientCfg()
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}

	client, err := clientv3.New(*cfg)
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}

	kvp := grpcproxy.NewKvProxy(client)
	watchp := grpcproxy.NewWatchProxy(client)

	server := grpc.NewServer()
	pb.RegisterKVServer(server, kvp)
	pb.RegisterWatchServer(server, watchp)

	server.Serve(l)
}

예제 #2

파일: cluster_proxy.go 프로젝트: mgurevin/etcd

func newClientV3(cfg clientv3.Config) (*clientv3.Client, error) {
	c, err := clientv3.New(cfg)
	if err != nil {
		return nil, err
	}

	proxies[c] = toGRPC(c)
	c.KV = clientv3.NewKVFromKVClient(grpcproxy.KvServerToKvClient(grpcproxy.NewKvProxy(c)))
	c.Watcher = clientv3.NewWatchFromWatchClient(grpcproxy.WatchServerToWatchClient(grpcproxy.NewWatchProxy(c)))
	return c, nil
}

예제 #3

파일: cluster_proxy.go 프로젝트: mgurevin/etcd

func toGRPC(c *clientv3.Client) grpcAPI {
	if v, ok := proxies[c]; ok {
		return v
	}
	return grpcAPI{
		pb.NewClusterClient(c.ActiveConnection()),
		grpcproxy.KvServerToKvClient(grpcproxy.NewKvProxy(c)),
		pb.NewLeaseClient(c.ActiveConnection()),
		grpcproxy.WatchServerToWatchClient(grpcproxy.NewWatchProxy(c)),
		pb.NewMaintenanceClient(c.ActiveConnection()),
	}
}

예제 #4

파일: cluster_proxy.go 프로젝트: nhr/origin

func toGRPC(c *clientv3.Client) grpcAPI {
	pmu.Lock()
	defer pmu.Unlock()

	if v, ok := proxies[c]; ok {
		return v
	}
	api := grpcAPI{
		pb.NewClusterClient(c.ActiveConnection()),
		grpcproxy.KvServerToKvClient(grpcproxy.NewKvProxy(c)),
		pb.NewLeaseClient(c.ActiveConnection()),
		grpcproxy.WatchServerToWatchClient(grpcproxy.NewWatchProxy(c)),
		pb.NewMaintenanceClient(c.ActiveConnection()),
	}
	proxies[c] = api
	return api
}

예제 #5

파일: grpc_proxy.go 프로젝트: ringtail/etcd

func startGRPCProxy(cmd *cobra.Command, args []string) {
	l, err := net.Listen("tcp", grpcProxyListenAddr)
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}

	cfg, err := newClientCfg()
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}

	client, err := clientv3.New(*cfg)
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}

	kvp := grpcproxy.NewKvProxy(client)
	watchp := grpcproxy.NewWatchProxy(client)
	clusterp := grpcproxy.NewClusterProxy(client)
	leasep := grpcproxy.NewLeaseProxy(client)
	mainp := grpcproxy.NewMaintenanceProxy(client)
	authp := grpcproxy.NewAuthProxy(client)

	server := grpc.NewServer()
	pb.RegisterKVServer(server, kvp)
	pb.RegisterWatchServer(server, watchp)
	pb.RegisterClusterServer(server, clusterp)
	pb.RegisterLeaseServer(server, leasep)
	pb.RegisterMaintenanceServer(server, mainp)
	pb.RegisterAuthServer(server, authp)

	server.Serve(l)
}

예제 #6

파일: grpc_proxy.go 프로젝트: hongchaodeng/etcd

func startGRPCProxy(cmd *cobra.Command, args []string) {
	l, err := net.Listen("tcp", grpcProxyListenAddr)
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}
	if l, err = transport.NewKeepAliveListener(l, "tcp", nil); err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}
	plog.Infof("listening for grpc-proxy client requests on %s", grpcProxyListenAddr)
	defer func() {
		l.Close()
		plog.Infof("stopping listening for grpc-proxy client requests on %s", grpcProxyListenAddr)
	}()
	m := cmux.New(l)

	cfg, err := newClientCfg()
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}

	client, err := clientv3.New(*cfg)
	if err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(1)
	}

	kvp := grpcproxy.NewKvProxy(client)
	watchp := grpcproxy.NewWatchProxy(client)
	clusterp := grpcproxy.NewClusterProxy(client)
	leasep := grpcproxy.NewLeaseProxy(client)
	mainp := grpcproxy.NewMaintenanceProxy(client)
	authp := grpcproxy.NewAuthProxy(client)

	server := grpc.NewServer(
		grpc.StreamInterceptor(grpc_prometheus.StreamServerInterceptor),
		grpc.UnaryInterceptor(grpc_prometheus.UnaryServerInterceptor),
	)
	pb.RegisterKVServer(server, kvp)
	pb.RegisterWatchServer(server, watchp)
	pb.RegisterClusterServer(server, clusterp)
	pb.RegisterLeaseServer(server, leasep)
	pb.RegisterMaintenanceServer(server, mainp)
	pb.RegisterAuthServer(server, authp)

	errc := make(chan error)

	grpcl := m.Match(cmux.HTTP2())
	go func() { errc <- server.Serve(grpcl) }()

	httpmux := http.NewServeMux()
	httpmux.HandleFunc("/", http.NotFound)
	httpmux.Handle("/metrics", prometheus.Handler())
	srvhttp := &http.Server{
		Handler: httpmux,
	}

	var httpl net.Listener
	if cfg.TLS != nil {
		srvhttp.TLSConfig = cfg.TLS
		httpl = tls.NewListener(m.Match(cmux.Any()), cfg.TLS)
	} else {
		httpl = m.Match(cmux.HTTP1())
	}
	go func() { errc <- srvhttp.Serve(httpl) }()

	go func() { errc <- m.Serve() }()

	fmt.Fprintln(os.Stderr, <-errc)
	os.Exit(1)
}