Golang etcdserverpb.RegisterWatchServer函数代码示例

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)
}

func Server(s *etcdserver.EtcdServer, tls *tls.Config) *grpc.Server {
	var opts []grpc.ServerOption
	if tls != nil {
		opts = append(opts, grpc.Creds(credentials.NewTLS(tls)))
	}

	grpcServer := grpc.NewServer(opts...)
	pb.RegisterKVServer(grpcServer, NewKVServer(s))
	pb.RegisterWatchServer(grpcServer, NewWatchServer(s))
	pb.RegisterLeaseServer(grpcServer, NewLeaseServer(s))
	pb.RegisterClusterServer(grpcServer, NewClusterServer(s))
	pb.RegisterAuthServer(grpcServer, NewAuthServer(s))
	pb.RegisterMaintenanceServer(grpcServer, NewMaintenanceServer(s))
	return grpcServer
}

func Server(s *etcdserver.EtcdServer, tls *transport.TLSInfo) (*grpc.Server, error) {
	var opts []grpc.ServerOption
	if tls != nil {
		creds, err := credentials.NewServerTLSFromFile(tls.CertFile, tls.KeyFile)
		if err != nil {
			return nil, err
		}
		opts = append(opts, grpc.Creds(creds))
	}

	grpcServer := grpc.NewServer(opts...)
	pb.RegisterKVServer(grpcServer, NewKVServer(s))
	pb.RegisterWatchServer(grpcServer, NewWatchServer(s))
	pb.RegisterLeaseServer(grpcServer, NewLeaseServer(s))
	pb.RegisterClusterServer(grpcServer, NewClusterServer(s))
	return grpcServer, nil
}

func Server(s *etcdserver.EtcdServer, tls *tls.Config) *grpc.Server {
	var opts []grpc.ServerOption
	opts = append(opts, grpc.CustomCodec(&codec{}))
	if tls != nil {
		opts = append(opts, grpc.Creds(credentials.NewTLS(tls)))
	}
	opts = append(opts, grpc.UnaryInterceptor(newUnaryInterceptor(s)))
	opts = append(opts, grpc.StreamInterceptor(newStreamInterceptor(s)))

	grpcServer := grpc.NewServer(opts...)
	pb.RegisterKVServer(grpcServer, NewQuotaKVServer(s))
	pb.RegisterWatchServer(grpcServer, NewWatchServer(s))
	pb.RegisterLeaseServer(grpcServer, NewQuotaLeaseServer(s))
	pb.RegisterClusterServer(grpcServer, NewClusterServer(s))
	pb.RegisterAuthServer(grpcServer, NewAuthServer(s))
	pb.RegisterMaintenanceServer(grpcServer, NewMaintenanceServer(s))

	return grpcServer
}

// Launch starts a member based on ServerConfig, PeerListeners
// and ClientListeners.
func (m *member) Launch() error {
	var err error
	if m.s, err = etcdserver.NewServer(&m.ServerConfig); err != nil {
		return fmt.Errorf("failed to initialize the etcd server: %v", err)
	}
	m.s.SyncTicker = time.Tick(500 * time.Millisecond)
	m.s.Start()

	m.raftHandler = &testutil.PauseableHandler{Next: etcdhttp.NewPeerHandler(m.s)}

	for _, ln := range m.PeerListeners {
		hs := &httptest.Server{
			Listener: ln,
			Config:   &http.Server{Handler: m.raftHandler},
		}
		if m.PeerTLSInfo.Empty() {
			hs.Start()
		} else {
			hs.TLS, err = m.PeerTLSInfo.ServerConfig()
			if err != nil {
				return err
			}
			hs.StartTLS()
		}
		m.hss = append(m.hss, hs)
	}
	for _, ln := range m.ClientListeners {
		hs := &httptest.Server{
			Listener: ln,
			Config:   &http.Server{Handler: etcdhttp.NewClientHandler(m.s, m.ServerConfig.ReqTimeout())},
		}
		hs.Start()
		m.hss = append(m.hss, hs)
	}
	if m.grpcListener != nil {
		m.grpcServer = grpc.NewServer()
		etcdserverpb.RegisterKVServer(m.grpcServer, v3rpc.NewKVServer(m.s))
		etcdserverpb.RegisterWatchServer(m.grpcServer, v3rpc.NewWatchServer(m.s))
		etcdserverpb.RegisterLeaseServer(m.grpcServer, v3rpc.NewLeaseServer(m.s))
		go m.grpcServer.Serve(m.grpcListener)
	}
	return nil
}

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)
}

//.........这里部分代码省略.........
		}

		if fdLimit, err := runtimeutil.FDLimit(); err == nil {
			if fdLimit <= reservedInternalFDNum {
				plog.Fatalf("file descriptor limit[%d] of etcd process is too low, and should be set higher than %d to ensure internal usage", fdLimit, reservedInternalFDNum)
			}
			l = transport.LimitListener(l, int(fdLimit-reservedInternalFDNum))
		}

		// Do not wrap around this listener if TLS Info is set.
		// HTTPS server expects TLS Conn created by TLSListener.
		l, err = transport.NewKeepAliveListener(l, u.Scheme, cfg.clientTLSInfo)
		if err != nil {
			return nil, err
		}

		urlStr := u.String()
		plog.Info("listening for client requests on ", urlStr)
		defer func() {
			if err != nil {
				l.Close()
				plog.Info("stopping listening for client requests on ", urlStr)
			}
		}()
		clns = append(clns, l)
	}

	var v3l net.Listener
	if cfg.v3demo {
		v3l, err = net.Listen("tcp", cfg.gRPCAddr)
		if err != nil {
			plog.Fatal(err)
		}
		plog.Infof("listening for client rpc on %s", cfg.gRPCAddr)
	}

	srvcfg := &etcdserver.ServerConfig{
		Name:                cfg.name,
		ClientURLs:          cfg.acurls,
		PeerURLs:            cfg.apurls,
		DataDir:             cfg.dir,
		DedicatedWALDir:     cfg.walDir,
		SnapCount:           cfg.snapCount,
		MaxSnapFiles:        cfg.maxSnapFiles,
		MaxWALFiles:         cfg.maxWalFiles,
		InitialPeerURLsMap:  urlsmap,
		InitialClusterToken: token,
		DiscoveryURL:        cfg.durl,
		DiscoveryProxy:      cfg.dproxy,
		NewCluster:          cfg.isNewCluster(),
		ForceNewCluster:     cfg.forceNewCluster,
		PeerTLSInfo:         cfg.peerTLSInfo,
		TickMs:              cfg.TickMs,
		ElectionTicks:       cfg.electionTicks(),
		V3demo:              cfg.v3demo,
		StrictReconfigCheck: cfg.strictReconfigCheck,
		EnablePprof:         cfg.enablePprof,
	}
	var s *etcdserver.EtcdServer
	s, err = etcdserver.NewServer(srvcfg)
	if err != nil {
		return nil, err
	}
	s.Start()
	osutil.RegisterInterruptHandler(s.Stop)

	if cfg.corsInfo.String() != "" {
		plog.Infof("cors = %s", cfg.corsInfo)
	}
	ch := &cors.CORSHandler{
		Handler: etcdhttp.NewClientHandler(s, srvcfg.ReqTimeout()),
		Info:    cfg.corsInfo,
	}
	ph := etcdhttp.NewPeerHandler(s.Cluster(), s.RaftHandler())
	// Start the peer server in a goroutine
	for _, l := range plns {
		go func(l net.Listener) {
			plog.Fatal(serveHTTP(l, ph, 5*time.Minute))
		}(l)
	}
	// Start a client server goroutine for each listen address
	for _, l := range clns {
		go func(l net.Listener) {
			// read timeout does not work with http close notify
			// TODO: https://github.com/golang/go/issues/9524
			plog.Fatal(serveHTTP(l, ch, 0))
		}(l)
	}

	if cfg.v3demo {
		// set up v3 demo rpc
		grpcServer := grpc.NewServer()
		etcdserverpb.RegisterKVServer(grpcServer, v3rpc.NewKVServer(s))
		etcdserverpb.RegisterWatchServer(grpcServer, v3rpc.NewWatchServer(s))
		etcdserverpb.RegisterLeaseServer(grpcServer, v3rpc.NewLeaseServer(s))
		go func() { plog.Fatal(grpcServer.Serve(v3l)) }()
	}

	return s.StopNotify(), nil
}

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)
}