mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-06 05:49:24 +08:00
0a83cdfe1b
Signed-off-by: Enwei Jiao <enwei.jiao@zilliz.com> Signed-off-by: Enwei Jiao <enwei.jiao@zilliz.com>
337 lines
9.2 KiB
Go
337 lines
9.2 KiB
Go
// Licensed to the LF AI & Data foundation under one
|
|
// or more contributor license agreements. See the NOTICE file
|
|
// distributed with this work for additional information
|
|
// regarding copyright ownership. The ASF licenses this file
|
|
// to you 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 grpcclient
|
|
|
|
import (
|
|
"context"
|
|
"errors"
|
|
"fmt"
|
|
"log"
|
|
"net"
|
|
"strings"
|
|
"sync"
|
|
"testing"
|
|
"time"
|
|
|
|
"google.golang.org/grpc/examples/helloworld/helloworld"
|
|
"google.golang.org/grpc/keepalive"
|
|
|
|
"github.com/milvus-io/milvus/internal/util/typeutil"
|
|
"google.golang.org/grpc"
|
|
"google.golang.org/grpc/reflection"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
"google.golang.org/grpc/codes"
|
|
"google.golang.org/grpc/status"
|
|
)
|
|
|
|
func TestClientBase_SetRole(t *testing.T) {
|
|
base := ClientBase[any]{}
|
|
expect := "abc"
|
|
base.SetRole("abc")
|
|
assert.Equal(t, expect, base.GetRole())
|
|
}
|
|
|
|
func TestClientBase_GetRole(t *testing.T) {
|
|
base := ClientBase[any]{}
|
|
assert.Equal(t, "", base.GetRole())
|
|
}
|
|
|
|
func TestClientBase_connect(t *testing.T) {
|
|
t.Run("failed to connect", func(t *testing.T) {
|
|
base := ClientBase[any]{
|
|
getAddrFunc: func() (string, error) {
|
|
return "", nil
|
|
},
|
|
DialTimeout: time.Millisecond,
|
|
}
|
|
err := base.connect(context.Background())
|
|
assert.Error(t, err)
|
|
assert.True(t, errors.Is(err, ErrConnect))
|
|
})
|
|
|
|
t.Run("failed to get addr", func(t *testing.T) {
|
|
errMock := errors.New("mocked")
|
|
base := ClientBase[any]{
|
|
getAddrFunc: func() (string, error) {
|
|
return "", errMock
|
|
},
|
|
DialTimeout: time.Millisecond,
|
|
}
|
|
err := base.connect(context.Background())
|
|
assert.Error(t, err)
|
|
assert.True(t, errors.Is(err, errMock))
|
|
})
|
|
}
|
|
|
|
func TestClientBase_Call(t *testing.T) {
|
|
// mock client with nothing
|
|
base := ClientBase[any]{}
|
|
base.grpcClientMtx.Lock()
|
|
base.grpcClient = struct{}{}
|
|
base.grpcClientMtx.Unlock()
|
|
|
|
t.Run("Call normal return", func(t *testing.T) {
|
|
_, err := base.Call(context.Background(), func(client any) (any, error) {
|
|
return struct{}{}, nil
|
|
})
|
|
assert.NoError(t, err)
|
|
})
|
|
|
|
t.Run("Call with canceled context", func(t *testing.T) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
cancel()
|
|
_, err := base.Call(ctx, func(client any) (any, error) {
|
|
return struct{}{}, nil
|
|
})
|
|
assert.Error(t, err)
|
|
assert.True(t, errors.Is(err, context.Canceled))
|
|
})
|
|
|
|
t.Run("Call canceled in caller func", func(t *testing.T) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
errMock := errors.New("mocked")
|
|
_, err := base.Call(ctx, func(client any) (any, error) {
|
|
cancel()
|
|
return nil, errMock
|
|
})
|
|
|
|
assert.Error(t, err)
|
|
assert.True(t, errors.Is(err, errMock))
|
|
base.grpcClientMtx.RLock()
|
|
// client shall not be reset
|
|
assert.NotNil(t, base.grpcClient)
|
|
base.grpcClientMtx.RUnlock()
|
|
})
|
|
|
|
t.Run("Call canceled in caller func", func(t *testing.T) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
errMock := errors.New("mocked")
|
|
_, err := base.Call(ctx, func(client any) (any, error) {
|
|
cancel()
|
|
return nil, errMock
|
|
})
|
|
|
|
assert.Error(t, err)
|
|
assert.True(t, errors.Is(err, errMock))
|
|
base.grpcClientMtx.RLock()
|
|
// client shall not be reset
|
|
assert.NotNil(t, base.grpcClient)
|
|
base.grpcClientMtx.RUnlock()
|
|
})
|
|
|
|
t.Run("Call returns non-grpc error", func(t *testing.T) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
defer cancel()
|
|
errMock := errors.New("mocked")
|
|
_, err := base.Call(ctx, func(client any) (any, error) {
|
|
return nil, errMock
|
|
})
|
|
|
|
assert.Error(t, err)
|
|
assert.True(t, errors.Is(err, errMock))
|
|
base.grpcClientMtx.RLock()
|
|
// client shall not be reset
|
|
assert.NotNil(t, base.grpcClient)
|
|
base.grpcClientMtx.RUnlock()
|
|
})
|
|
|
|
t.Run("Call returns grpc error", func(t *testing.T) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
defer cancel()
|
|
errGrpc := status.Error(codes.Unknown, "mocked")
|
|
_, err := base.Call(ctx, func(client any) (any, error) {
|
|
return nil, errGrpc
|
|
})
|
|
|
|
assert.Error(t, err)
|
|
assert.True(t, errors.Is(err, errGrpc))
|
|
base.grpcClientMtx.RLock()
|
|
// client shall not be reset
|
|
assert.Nil(t, base.grpcClient)
|
|
base.grpcClientMtx.RUnlock()
|
|
|
|
})
|
|
|
|
base.grpcClientMtx.Lock()
|
|
base.grpcClient = nil
|
|
base.grpcClientMtx.Unlock()
|
|
base.SetGetAddrFunc(func() (string, error) { return "", nil })
|
|
|
|
t.Run("Call with connect failure", func(t *testing.T) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
defer cancel()
|
|
_, err := base.Call(ctx, func(client any) (any, error) {
|
|
return struct{}{}, nil
|
|
})
|
|
assert.Error(t, err)
|
|
assert.True(t, errors.Is(err, ErrConnect))
|
|
})
|
|
}
|
|
|
|
func TestClientBase_Recall(t *testing.T) {
|
|
// mock client with nothing
|
|
base := ClientBase[any]{}
|
|
base.grpcClientMtx.Lock()
|
|
base.grpcClient = struct{}{}
|
|
base.grpcClientMtx.Unlock()
|
|
|
|
t.Run("Recall normal return", func(t *testing.T) {
|
|
_, err := base.ReCall(context.Background(), func(client any) (any, error) {
|
|
return struct{}{}, nil
|
|
})
|
|
assert.NoError(t, err)
|
|
})
|
|
|
|
t.Run("ReCall with canceled context", func(t *testing.T) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
cancel()
|
|
_, err := base.ReCall(ctx, func(client any) (any, error) {
|
|
return struct{}{}, nil
|
|
})
|
|
assert.Error(t, err)
|
|
assert.True(t, errors.Is(err, context.Canceled))
|
|
})
|
|
|
|
t.Run("ReCall fails first and success second", func(t *testing.T) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
defer cancel()
|
|
flag := false
|
|
var mut sync.Mutex
|
|
_, err := base.ReCall(ctx, func(client any) (any, error) {
|
|
mut.Lock()
|
|
defer mut.Unlock()
|
|
if flag {
|
|
return struct{}{}, nil
|
|
}
|
|
flag = true
|
|
return nil, errors.New("mock first")
|
|
})
|
|
assert.NoError(t, err)
|
|
})
|
|
|
|
t.Run("ReCall canceled in caller func", func(t *testing.T) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
errMock := errors.New("mocked")
|
|
_, err := base.ReCall(ctx, func(client any) (any, error) {
|
|
cancel()
|
|
return nil, errMock
|
|
})
|
|
|
|
assert.Error(t, err)
|
|
assert.True(t, errors.Is(err, context.Canceled))
|
|
base.grpcClientMtx.RLock()
|
|
// client shall not be reset
|
|
assert.NotNil(t, base.grpcClient)
|
|
base.grpcClientMtx.RUnlock()
|
|
})
|
|
|
|
base.grpcClientMtx.Lock()
|
|
base.grpcClient = nil
|
|
base.grpcClientMtx.Unlock()
|
|
base.SetGetAddrFunc(func() (string, error) { return "", nil })
|
|
|
|
t.Run("ReCall with connect failure", func(t *testing.T) {
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
defer cancel()
|
|
_, err := base.ReCall(ctx, func(client any) (any, error) {
|
|
return struct{}{}, nil
|
|
})
|
|
assert.Error(t, err)
|
|
assert.True(t, errors.Is(err, ErrConnect))
|
|
})
|
|
|
|
}
|
|
|
|
type server struct {
|
|
helloworld.UnimplementedGreeterServer
|
|
reqCounter uint
|
|
SuccessCount uint
|
|
}
|
|
|
|
func (s *server) SayHello(ctx context.Context, in *helloworld.HelloRequest) (*helloworld.HelloReply, error) {
|
|
log.Printf("Received: %s", in.Name)
|
|
s.reqCounter++
|
|
if s.reqCounter%s.SuccessCount == 0 {
|
|
log.Printf("success %d", s.reqCounter)
|
|
return &helloworld.HelloReply{Message: strings.ToUpper(in.Name)}, nil
|
|
}
|
|
return nil, status.Errorf(codes.Unavailable, "server: fail it")
|
|
}
|
|
|
|
func TestClientBase_RetryPolicy(t *testing.T) {
|
|
// server
|
|
port := ":50051"
|
|
address := "localhost:50051"
|
|
lis, err := net.Listen("tcp", port)
|
|
if err != nil {
|
|
log.Fatalf("failed to listen: %v", err)
|
|
}
|
|
var kaep = keepalive.EnforcementPolicy{
|
|
MinTime: 5 * time.Second,
|
|
PermitWithoutStream: true,
|
|
}
|
|
var kasp = keepalive.ServerParameters{
|
|
Time: 60 * time.Second,
|
|
Timeout: 60 * time.Second,
|
|
}
|
|
|
|
maxAttempts := 5
|
|
s := grpc.NewServer(
|
|
grpc.KeepaliveEnforcementPolicy(kaep),
|
|
grpc.KeepaliveParams(kasp),
|
|
)
|
|
helloworld.RegisterGreeterServer(s, &server{SuccessCount: uint(maxAttempts)})
|
|
reflection.Register(s)
|
|
go func() {
|
|
if err := s.Serve(lis); err != nil {
|
|
log.Fatalf("failed to serve: %v", err)
|
|
}
|
|
}()
|
|
defer s.Stop()
|
|
|
|
clientBase := ClientBase[helloworld.GreeterClient]{
|
|
ClientMaxRecvSize: 1 * 1024 * 1024,
|
|
ClientMaxSendSize: 1 * 1024 * 1024,
|
|
DialTimeout: 60 * time.Second,
|
|
KeepAliveTime: 60 * time.Second,
|
|
KeepAliveTimeout: 60 * time.Second,
|
|
RetryServiceNameConfig: "helloworld.Greeter",
|
|
MaxAttempts: maxAttempts,
|
|
InitialBackoff: 10.0,
|
|
MaxBackoff: 60.0,
|
|
BackoffMultiplier: 2.0,
|
|
}
|
|
clientBase.SetRole(typeutil.DataCoordRole)
|
|
clientBase.SetGetAddrFunc(func() (string, error) {
|
|
return address, nil
|
|
})
|
|
clientBase.SetNewGrpcClientFunc(func(cc *grpc.ClientConn) helloworld.GreeterClient {
|
|
return helloworld.NewGreeterClient(cc)
|
|
})
|
|
defer clientBase.Close()
|
|
|
|
ctx := context.Background()
|
|
name := fmt.Sprintf("hello world %d", time.Now().Second())
|
|
res, err := clientBase.Call(ctx, func(client helloworld.GreeterClient) (any, error) {
|
|
fmt.Println("client base...")
|
|
return client.SayHello(ctx, &helloworld.HelloRequest{Name: name})
|
|
})
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, res.(*helloworld.HelloReply).Message, strings.ToUpper(name))
|
|
}
|