| // Copyright 2016 The etcd Authors |
| // |
| // 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 grpcproxy |
| |
| import ( |
| "context" |
| "net" |
| "testing" |
| "time" |
| |
| "github.com/coreos/etcd/clientv3" |
| pb "github.com/coreos/etcd/etcdserver/etcdserverpb" |
| "github.com/coreos/etcd/integration" |
| "github.com/coreos/etcd/pkg/testutil" |
| |
| "google.golang.org/grpc" |
| ) |
| |
| func TestKVProxyRange(t *testing.T) { |
| defer testutil.AfterTest(t) |
| |
| clus := integration.NewClusterV3(t, &integration.ClusterConfig{Size: 1}) |
| defer clus.Terminate(t) |
| |
| kvts := newKVProxyServer([]string{clus.Members[0].GRPCAddr()}, t) |
| defer kvts.close() |
| |
| // create a client and try to get key from proxy. |
| cfg := clientv3.Config{ |
| Endpoints: []string{kvts.l.Addr().String()}, |
| DialTimeout: 5 * time.Second, |
| } |
| client, err := clientv3.New(cfg) |
| if err != nil { |
| t.Fatalf("err = %v, want nil", err) |
| } |
| _, err = client.Get(context.Background(), "foo") |
| if err != nil { |
| t.Fatalf("err = %v, want nil", err) |
| } |
| client.Close() |
| } |
| |
| type kvproxyTestServer struct { |
| kp pb.KVServer |
| c *clientv3.Client |
| server *grpc.Server |
| l net.Listener |
| } |
| |
| func (kts *kvproxyTestServer) close() { |
| kts.server.Stop() |
| kts.l.Close() |
| kts.c.Close() |
| } |
| |
| func newKVProxyServer(endpoints []string, t *testing.T) *kvproxyTestServer { |
| cfg := clientv3.Config{ |
| Endpoints: endpoints, |
| DialTimeout: 5 * time.Second, |
| } |
| client, err := clientv3.New(cfg) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| kvp, _ := NewKvProxy(client) |
| |
| kvts := &kvproxyTestServer{ |
| kp: kvp, |
| c: client, |
| } |
| |
| var opts []grpc.ServerOption |
| kvts.server = grpc.NewServer(opts...) |
| pb.RegisterKVServer(kvts.server, kvts.kp) |
| |
| kvts.l, err = net.Listen("tcp", "127.0.0.1:0") |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| go kvts.server.Serve(kvts.l) |
| |
| return kvts |
| } |