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70 lines
2.1 KiB
Go
70 lines
2.1 KiB
Go
/*
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*
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* Copyright 2018 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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// This binary can only run on Google Cloud Platform (GCP).
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package main
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import (
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"context"
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"flag"
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"time"
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"google.golang.org/grpc"
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"google.golang.org/grpc/credentials/alts"
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"google.golang.org/grpc/grpclog"
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testgrpc "google.golang.org/grpc/interop/grpc_testing"
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testpb "google.golang.org/grpc/interop/grpc_testing"
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)
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var (
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hsAddr = flag.String("alts_handshaker_service_address", "", "ALTS handshaker gRPC service address")
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serverAddr = flag.String("server_address", ":8080", "The port on which the server is listening")
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logger = grpclog.Component("interop")
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)
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func main() {
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flag.Parse()
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opts := alts.DefaultClientOptions()
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if *hsAddr != "" {
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opts.HandshakerServiceAddress = *hsAddr
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}
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altsTC := alts.NewClientCreds(opts)
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conn, err := grpc.NewClient(*serverAddr, grpc.WithTransportCredentials(altsTC))
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if err != nil {
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logger.Fatalf("grpc.NewClient(%q) = %v", *serverAddr, err)
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}
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defer conn.Close()
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grpcClient := testgrpc.NewTestServiceClient(conn)
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// Call the EmptyCall API.
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ctx := context.Background()
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request := &testpb.Empty{}
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// Block until the server is ready.
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if _, err := grpcClient.EmptyCall(ctx, request, grpc.WaitForReady(true)); err != nil {
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logger.Fatalf("grpc Client: EmptyCall(_, %v) failed: %v", request, err)
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}
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logger.Info("grpc Client: empty call succeeded")
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// This sleep prevents the connection from being abruptly disconnected
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// when running this binary (along with grpc_server) on GCP dev cluster.
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time.Sleep(1 * time.Second)
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}
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