mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
129 lines
3.4 KiB
Go
129 lines
3.4 KiB
Go
// Copyright 2017 The etcd 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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package grpcproxy
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import (
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"context"
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"net"
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"testing"
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"time"
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"go.uber.org/zap"
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"go.uber.org/zap/zaptest"
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"google.golang.org/grpc"
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pb "go.etcd.io/etcd/api/v3/etcdserverpb"
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clientv3 "go.etcd.io/etcd/client/v3"
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"go.etcd.io/etcd/server/v3/proxy/grpcproxy"
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integration2 "go.etcd.io/etcd/tests/v3/framework/integration"
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)
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func TestClusterProxyMemberList(t *testing.T) {
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integration2.BeforeTest(t)
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clus := integration2.NewCluster(t, &integration2.ClusterConfig{Size: 1})
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defer clus.Terminate(t)
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cts := newClusterProxyServer(zaptest.NewLogger(t), []string{clus.Members[0].GRPCURL()}, t)
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defer cts.close(t)
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cfg := clientv3.Config{
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Endpoints: []string{cts.caddr},
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DialTimeout: 5 * time.Second,
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}
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client, err := integration2.NewClient(t, cfg)
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if err != nil {
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t.Fatalf("err %v, want nil", err)
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}
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defer client.Close()
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// wait some time for register-loop to write keys
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time.Sleep(time.Second)
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var mresp *clientv3.MemberListResponse
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mresp, err = client.Cluster.MemberList(context.Background())
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if err != nil {
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t.Fatalf("err %v, want nil", err)
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}
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if len(mresp.Members) != 1 {
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t.Fatalf("len(mresp.Members) expected 1, got %d (%+v)", len(mresp.Members), mresp.Members)
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}
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if len(mresp.Members[0].ClientURLs) != 1 {
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t.Fatalf("len(mresp.Members[0].ClientURLs) expected 1, got %d (%+v)", len(mresp.Members[0].ClientURLs), mresp.Members[0].ClientURLs[0])
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}
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if mresp.Members[0].ClientURLs[0] != cts.caddr {
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t.Fatalf("mresp.Members[0].ClientURLs[0] expected %q, got %q", cts.caddr, mresp.Members[0].ClientURLs[0])
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}
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}
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type clusterproxyTestServer struct {
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cp pb.ClusterServer
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c *clientv3.Client
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server *grpc.Server
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l net.Listener
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donec <-chan struct{}
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caddr string
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}
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func (cts *clusterproxyTestServer) close(t *testing.T) {
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cts.server.Stop()
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cts.l.Close()
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cts.c.Close()
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select {
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case <-cts.donec:
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return
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case <-time.After(5 * time.Second):
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t.Fatalf("register-loop took too long to return")
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}
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}
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func newClusterProxyServer(lg *zap.Logger, endpoints []string, t *testing.T) *clusterproxyTestServer {
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cfg := clientv3.Config{
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Endpoints: endpoints,
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DialTimeout: 5 * time.Second,
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}
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client, err := integration2.NewClient(t, cfg)
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if err != nil {
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t.Fatal(err)
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}
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cts := &clusterproxyTestServer{
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c: client,
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}
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cts.l, err = net.Listen("tcp", "127.0.0.1:0")
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if err != nil {
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t.Fatal(err)
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}
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var opts []grpc.ServerOption
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cts.server = grpc.NewServer(opts...)
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servec := make(chan struct{})
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go func() {
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<-servec
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cts.server.Serve(cts.l)
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}()
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grpcproxy.Register(lg, client, "test-prefix", cts.l.Addr().String(), 7)
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cts.cp, cts.donec = grpcproxy.NewClusterProxy(lg, client, cts.l.Addr().String(), "test-prefix")
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cts.caddr = cts.l.Addr().String()
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pb.RegisterClusterServer(cts.server, cts.cp)
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close(servec)
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// wait some time for free port 0 to be resolved
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time.Sleep(500 * time.Millisecond)
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return cts
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}
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