vendor: update all dependencies

vendor/cloud.google.com/go/pubsub/loadtest/cmd/loadtest.go

@@ -0,0 +1,54 @@
+// Copyright 2017 Google Inc. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package main
+
+import (
+	"flag"
+	"fmt"
+	"log"
+	"net"
+	"strconv"
+
+	"math/rand"
+
+	"cloud.google.com/go/pubsub/loadtest"
+	pb "cloud.google.com/go/pubsub/loadtest/pb"
+	"google.golang.org/grpc"
+)
+
+func main() {
+	port := flag.Uint("worker_port", 6000, "port to bind worker to")
+	role := flag.String("r", "", "role: pub/sub")
+	flag.Parse()
+
+	var lts pb.LoadtestWorkerServer
+	switch *role {
+	case "pub":
+		lts = &loadtest.PubServer{ID: strconv.Itoa(rand.Int())}
+	case "sub":
+		lts = &loadtest.SubServer{}
+	default:
+		log.Fatalf("unknown role: %q", *role)
+	}
+
+	serv := grpc.NewServer()
+	pb.RegisterLoadtestWorkerServer(serv, lts)
+
+	lis, err := net.Listen("tcp", fmt.Sprintf(":%d", *port))
+	if err != nil {
+		log.Fatalf("failed to listen: %v", err)
+	}
+	serv.Serve(lis)
+}