예제 #1
0
파일: start.go 프로젝트: hyperledger/fabric
func createEventHubServer() (net.Listener, *grpc.Server, error) {
	var lis net.Listener
	var grpcServer *grpc.Server
	var err error
	if peer.ValidatorEnabled() {
		lis, err = net.Listen("tcp", viper.GetString("peer.validator.events.address"))
		if err != nil {
			return nil, nil, fmt.Errorf("failed to listen: %v", err)
		}

		//TODO - do we need different SSL material for events ?
		var opts []grpc.ServerOption
		if comm.TLSEnabled() {
			creds, err := credentials.NewServerTLSFromFile(
				viper.GetString("peer.tls.cert.file"),
				viper.GetString("peer.tls.key.file"))

			if err != nil {
				return nil, nil, fmt.Errorf("Failed to generate credentials %v", err)
			}
			opts = []grpc.ServerOption{grpc.Creds(creds)}
		}

		grpcServer = grpc.NewServer(opts...)
		ehServer := producer.NewEventsServer(
			uint(viper.GetInt("peer.validator.events.buffersize")),
			viper.GetInt("peer.validator.events.timeout"))

		pb.RegisterEventsServer(grpcServer, ehServer)
	}
	return lis, grpcServer, err
}
예제 #2
0
파일: chaincode.go 프로젝트: C0rWin/fabric
func newPeerClientConnection() (*grpc.ClientConn, error) {
	var peerAddress = getPeerAddress()
	if comm.TLSEnabled() {
		return comm.NewClientConnectionWithAddress(peerAddress, true, true, comm.InitTLSForPeer())
	}
	return comm.NewClientConnectionWithAddress(peerAddress, true, false, nil)
}
예제 #3
0
파일: conn.go 프로젝트: hyperledger/fabric
// NewGrpcClient return a new GRPC client connection for the specified peer address
func NewGrpcClient(peerAddress string) (*grpc.ClientConn, error) {
	var tmpConn *grpc.ClientConn
	var err error
	if comm.TLSEnabled() {
		tmpConn, err = comm.NewClientConnectionWithAddress(peerAddress, true, true, comm.InitTLSForPeer())
	}
	tmpConn, err = comm.NewClientConnectionWithAddress(peerAddress, true, false, nil)
	if err != nil {
		fmt.Printf("error connection to server at host:port = %s\n", peerAddress)
	}
	return tmpConn, err

}
예제 #4
0
파일: start.go 프로젝트: hyperledger/fabric
func serve(args []string) error {
	// Parameter overrides must be processed before any paramaters are
	// cached. Failures to cache cause the server to terminate immediately.
	if chaincodeDevMode {
		logger.Info("Running in chaincode development mode")
		logger.Info("Set consensus to NOOPS and user starts chaincode")
		logger.Info("Disable loading validity system chaincode")

		viper.Set("peer.validator.enabled", "true")
		viper.Set("peer.validator.consensus", "noops")
		viper.Set("chaincode.mode", chaincode.DevModeUserRunsChaincode)

	}

	if err := peer.CacheConfiguration(); err != nil {
		return err
	}

	peerEndpoint, err := peer.GetPeerEndpoint()
	if err != nil {
		err = fmt.Errorf("Failed to get Peer Endpoint: %s", err)
		return err
	}

	listenAddr := viper.GetString("peer.listenAddress")

	if "" == listenAddr {
		logger.Debug("Listen address not specified, using peer endpoint address")
		listenAddr = peerEndpoint.Address
	}

	lis, err := net.Listen("tcp", listenAddr)
	if err != nil {
		grpclog.Fatalf("Failed to listen: %v", err)
	}

	ehubLis, ehubGrpcServer, err := createEventHubServer()
	if err != nil {
		grpclog.Fatalf("Failed to create ehub server: %v", err)
	}

	logger.Infof("Security enabled status: %t", core.SecurityEnabled())
	if viper.GetBool("security.privacy") {
		if core.SecurityEnabled() {
			logger.Infof("Privacy enabled status: true")
		} else {
			panic(errors.New("Privacy cannot be enabled as requested because security is disabled"))
		}
	} else {
		logger.Infof("Privacy enabled status: false")
	}

	var opts []grpc.ServerOption
	if comm.TLSEnabled() {
		creds, err := credentials.NewServerTLSFromFile(viper.GetString("peer.tls.cert.file"),
			viper.GetString("peer.tls.key.file"))

		if err != nil {
			grpclog.Fatalf("Failed to generate credentials %v", err)
		}
		opts = []grpc.ServerOption{grpc.Creds(creds)}
	}

	grpcServer := grpc.NewServer(opts...)

	registerChaincodeSupport(grpcServer)

	logger.Debugf("Running peer")

	// Register the Admin server
	pb.RegisterAdminServer(grpcServer, core.NewAdminServer())

	// Register the Endorser server
	serverEndorser := endorser.NewEndorserServer()
	pb.RegisterEndorserServer(grpcServer, serverEndorser)

	// Initialize gossip component
	bootstrap := viper.GetStringSlice("peer.gossip.bootstrap")
	service.InitGossipService(peerEndpoint.Address, grpcServer, bootstrap...)
	defer service.GetGossipService().Stop()

	//initialize the env for chainless startup
	initChainless()

	// Begin startup of default chain
	if peerDefaultChain {
		chainID := util.GetTestChainID()

		block, err := pbutils.MakeConfigurationBlock(chainID)
		if nil != err {
			panic(fmt.Sprintf("Unable to create genesis block for [%s] due to [%s]", chainID, err))
		}

		//this creates block and calls JoinChannel on gossip service
		if err = peer.CreateChainFromBlock(block); err != nil {
			panic(fmt.Sprintf("Unable to create chain block for [%s] due to [%s]", chainID, err))
		}

		chaincode.DeploySysCCs(chainID)
		logger.Infof("Deployed system chaincodes on %s", chainID)

		commit := peer.GetCommitter(chainID)
		if commit == nil {
			panic(fmt.Sprintf("Unable to get committer for [%s]", chainID))
		}

		//this shoul not need the chainID. Delivery should be
		//split up into network part and chain part. This should
		//only init the network part...TBD, part of Join work
		deliverService := noopssinglechain.NewDeliverService(chainID)

		deliverService.Start(commit)

		defer noopssinglechain.StopDeliveryService(deliverService)
	}

	logger.Infof("Starting peer with ID=%s, network ID=%s, address=%s, rootnodes=%v, validator=%v",
		peerEndpoint.ID, viper.GetString("peer.networkId"), peerEndpoint.Address,
		viper.GetString("peer.discovery.rootnode"), peer.ValidatorEnabled())

	// Start the grpc server. Done in a goroutine so we can deploy the
	// genesis block if needed.
	serve := make(chan error)

	sigs := make(chan os.Signal, 1)
	signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
	go func() {
		sig := <-sigs
		fmt.Println()
		fmt.Println(sig)
		serve <- nil
	}()

	go func() {
		var grpcErr error
		if grpcErr = grpcServer.Serve(lis); grpcErr != nil {
			grpcErr = fmt.Errorf("grpc server exited with error: %s", grpcErr)
		} else {
			logger.Info("grpc server exited")
		}
		serve <- grpcErr
	}()

	if err := writePid(viper.GetString("peer.fileSystemPath")+"/peer.pid", os.Getpid()); err != nil {
		return err
	}

	// Start the event hub server
	if ehubGrpcServer != nil && ehubLis != nil {
		go ehubGrpcServer.Serve(ehubLis)
	}

	if viper.GetBool("peer.profile.enabled") {
		go func() {
			profileListenAddress := viper.GetString("peer.profile.listenAddress")
			logger.Infof("Starting profiling server with listenAddress = %s", profileListenAddress)
			if profileErr := http.ListenAndServe(profileListenAddress, nil); profileErr != nil {
				logger.Errorf("Error starting profiler: %s", profileErr)
			}
		}()
	}

	// sets the logging level for the 'error' module to the default value from
	// core.yaml. it can also be updated dynamically using
	// "peer logging setlevel error <log-level>"
	common.SetErrorLoggingLevel()

	// Block until grpc server exits
	return <-serve
}
예제 #5
0
파일: peer.go 프로젝트: tuand27613/fabric
// NewPeerClientConnectionWithAddress Returns a new grpc.ClientConn to the configured local PEER.
func NewPeerClientConnectionWithAddress(peerAddress string) (*grpc.ClientConn, error) {
	if comm.TLSEnabled() {
		return comm.NewClientConnectionWithAddress(peerAddress, true, true, comm.InitTLSForPeer())
	}
	return comm.NewClientConnectionWithAddress(peerAddress, true, false, nil)
}
예제 #6
0
파일: start.go 프로젝트: yoshiharay/fabric
func serve(args []string) error {
	// Parameter overrides must be processed before any paramaters are
	// cached. Failures to cache cause the server to terminate immediately.
	if chaincodeDevMode {
		logger.Info("Running in chaincode development mode")
		logger.Info("Set consensus to NOOPS and user starts chaincode")
		logger.Info("Disable loading validity system chaincode")

		viper.Set("peer.validator.enabled", "true")
		viper.Set("peer.validator.consensus", "noops")
		viper.Set("chaincode.mode", chaincode.DevModeUserRunsChaincode)

	}

	if err := peer.CacheConfiguration(); err != nil {
		return err
	}

	peerEndpoint, err := peer.GetPeerEndpoint()
	if err != nil {
		err = fmt.Errorf("Failed to get Peer Endpoint: %s", err)
		return err
	}

	listenAddr := viper.GetString("peer.listenAddress")

	if "" == listenAddr {
		logger.Debug("Listen address not specified, using peer endpoint address")
		listenAddr = peerEndpoint.Address
	}

	lis, err := net.Listen("tcp", listenAddr)
	if err != nil {
		grpclog.Fatalf("Failed to listen: %v", err)
	}

	ehubLis, ehubGrpcServer, err := createEventHubServer()
	if err != nil {
		grpclog.Fatalf("Failed to create ehub server: %v", err)
	}

	logger.Infof("Security enabled status: %t", core.SecurityEnabled())
	if viper.GetBool("security.privacy") {
		if core.SecurityEnabled() {
			logger.Infof("Privacy enabled status: true")
		} else {
			panic(errors.New("Privacy cannot be enabled as requested because security is disabled"))
		}
	} else {
		logger.Infof("Privacy enabled status: false")
	}

	db.Start()

	var opts []grpc.ServerOption
	if comm.TLSEnabled() {
		creds, err := credentials.NewServerTLSFromFile(viper.GetString("peer.tls.cert.file"),
			viper.GetString("peer.tls.key.file"))

		if err != nil {
			grpclog.Fatalf("Failed to generate credentials %v", err)
		}
		opts = []grpc.ServerOption{grpc.Creds(creds)}
	}

	grpcServer := grpc.NewServer(opts...)

	secHelper, err := getSecHelper()
	if err != nil {
		return err
	}

	secHelperFunc := func() crypto.Peer {
		return secHelper
	}

	registerChaincodeSupport(chaincode.DefaultChain, grpcServer, secHelper)

	var peerServer *peer.Impl

	// Create the peerServer
	if peer.ValidatorEnabled() {
		logger.Debug("Running as validating peer - making genesis block if needed")
		makeGenesisError := genesis.MakeGenesis()
		if makeGenesisError != nil {
			return makeGenesisError
		}
		logger.Debugf("Running as validating peer - installing consensus %s",
			viper.GetString("peer.validator.consensus"))

		peerServer, err = peer.NewPeerWithEngine(secHelperFunc, helper.GetEngine)
	} else {
		logger.Debug("Running as non-validating peer")
		peerServer, err = peer.NewPeerWithHandler(secHelperFunc, peer.NewPeerHandler)
	}

	if err != nil {
		logger.Fatalf("Failed creating new peer with handler %v", err)

		return err
	}

	// Register the Peer server
	pb.RegisterPeerServer(grpcServer, peerServer)

	// Register the Admin server
	pb.RegisterAdminServer(grpcServer, core.NewAdminServer())

	// Register Devops server
	serverDevops := core.NewDevopsServer(peerServer)
	pb.RegisterDevopsServer(grpcServer, serverDevops)

	// Register the ServerOpenchain server
	serverOpenchain, err := rest.NewOpenchainServerWithPeerInfo(peerServer)
	if err != nil {
		err = fmt.Errorf("Error creating OpenchainServer: %s", err)
		return err
	}

	pb.RegisterOpenchainServer(grpcServer, serverOpenchain)

	// Create and register the REST service if configured
	if viper.GetBool("rest.enabled") {
		go rest.StartOpenchainRESTServer(serverOpenchain, serverDevops)
	}

	logger.Infof("Starting peer with ID=%s, network ID=%s, address=%s, rootnodes=%v, validator=%v",
		peerEndpoint.ID, viper.GetString("peer.networkId"), peerEndpoint.Address,
		viper.GetString("peer.discovery.rootnode"), peer.ValidatorEnabled())

	// Start the grpc server. Done in a goroutine so we can deploy the
	// genesis block if needed.
	serve := make(chan error)

	sigs := make(chan os.Signal, 1)
	signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
	go func() {
		sig := <-sigs
		fmt.Println()
		fmt.Println(sig)
		serve <- nil
	}()

	go func() {
		var grpcErr error
		if grpcErr = grpcServer.Serve(lis); grpcErr != nil {
			grpcErr = fmt.Errorf("grpc server exited with error: %s", grpcErr)
		} else {
			logger.Info("grpc server exited")
		}
		serve <- grpcErr
	}()

	if err := writePid(viper.GetString("peer.fileSystemPath")+"/peer.pid", os.Getpid()); err != nil {
		return err
	}

	// Start the event hub server
	if ehubGrpcServer != nil && ehubLis != nil {
		go ehubGrpcServer.Serve(ehubLis)
	}

	if viper.GetBool("peer.profile.enabled") {
		go func() {
			profileListenAddress := viper.GetString("peer.profile.listenAddress")
			logger.Infof("Starting profiling server with listenAddress = %s", profileListenAddress)
			if profileErr := http.ListenAndServe(profileListenAddress, nil); profileErr != nil {
				logger.Errorf("Error starting profiler: %s", profileErr)
			}
		}()
	}

	// Block until grpc server exits
	return <-serve
}