vitess.io/vitess@v0.16.2/go/vt/vttablet/grpctabletconn/conn_test.go (about)

     1  /*
     2  Copyright 2019 The Vitess Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package grpctabletconn
    18  
    19  import (
    20  	"io"
    21  	"net"
    22  	"os"
    23  	"testing"
    24  
    25  	"google.golang.org/grpc"
    26  
    27  	"vitess.io/vitess/go/vt/servenv"
    28  	"vitess.io/vitess/go/vt/vttablet/grpcqueryservice"
    29  	"vitess.io/vitess/go/vt/vttablet/tabletconntest"
    30  
    31  	topodatapb "vitess.io/vitess/go/vt/proto/topodata"
    32  )
    33  
    34  // This test makes sure the go rpc service works
    35  func TestGRPCTabletConn(t *testing.T) {
    36  	// fake service
    37  	service := tabletconntest.CreateFakeServer(t)
    38  
    39  	// listen on a random port
    40  	listener, err := net.Listen("tcp", "127.0.0.1:0")
    41  	if err != nil {
    42  		t.Fatalf("Cannot listen: %v", err)
    43  	}
    44  	host := listener.Addr().(*net.TCPAddr).IP.String()
    45  	port := listener.Addr().(*net.TCPAddr).Port
    46  
    47  	// Create a gRPC server and listen on the port
    48  	server := grpc.NewServer()
    49  	grpcqueryservice.Register(server, service)
    50  	go server.Serve(listener)
    51  
    52  	// run the test suite
    53  	tabletconntest.TestSuite(t, protocolName, &topodatapb.Tablet{
    54  		Keyspace: tabletconntest.TestTarget.Keyspace,
    55  		Shard:    tabletconntest.TestTarget.Shard,
    56  		Type:     tabletconntest.TestTarget.TabletType,
    57  		Alias:    tabletconntest.TestAlias,
    58  		Hostname: host,
    59  		PortMap: map[string]int32{
    60  			"grpc": int32(port),
    61  		},
    62  	}, service, nil)
    63  }
    64  
    65  // This test makes sure the go rpc client auth works
    66  func TestGRPCTabletAuthConn(t *testing.T) {
    67  	// fake service
    68  	service := tabletconntest.CreateFakeServer(t)
    69  
    70  	// listen on a random port
    71  	listener, err := net.Listen("tcp", "127.0.0.1:0")
    72  	if err != nil {
    73  		t.Fatalf("Cannot listen: %v", err)
    74  	}
    75  	host := listener.Addr().(*net.TCPAddr).IP.String()
    76  	port := listener.Addr().(*net.TCPAddr).Port
    77  
    78  	// Create a gRPC server and listen on the port
    79  	var opts []grpc.ServerOption
    80  	opts = append(opts, grpc.StreamInterceptor(servenv.FakeAuthStreamInterceptor))
    81  	opts = append(opts, grpc.UnaryInterceptor(servenv.FakeAuthUnaryInterceptor))
    82  	server := grpc.NewServer(opts...)
    83  
    84  	grpcqueryservice.Register(server, service)
    85  	go server.Serve(listener)
    86  
    87  	authJSON := `{
    88           "Username": "valid",
    89           "Password": "valid"
    90          }`
    91  
    92  	f, err := os.CreateTemp("", "static_auth_creds.json")
    93  	if err != nil {
    94  		t.Fatal(err)
    95  	}
    96  	defer os.Remove(f.Name())
    97  	if _, err := io.WriteString(f, authJSON); err != nil {
    98  		t.Fatal(err)
    99  	}
   100  	if err := f.Close(); err != nil {
   101  		t.Fatal(err)
   102  	}
   103  
   104  	// run the test suite
   105  	tabletconntest.TestSuite(t, protocolName, &topodatapb.Tablet{
   106  		Keyspace: tabletconntest.TestTarget.Keyspace,
   107  		Shard:    tabletconntest.TestTarget.Shard,
   108  		Type:     tabletconntest.TestTarget.TabletType,
   109  		Alias:    tabletconntest.TestAlias,
   110  		Hostname: host,
   111  		PortMap: map[string]int32{
   112  			"grpc": int32(port),
   113  		},
   114  	}, service, f)
   115  }