milvus/pkg/config/etcd_source_test.go
congqixia d73b534f1e
fix: use atomic.Pointer to store EventHandler in case of data race (#30205)
Resolves #30204

---------

Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
2024-01-23 19:09:04 +08:00

109 lines
2.7 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 config
import (
"context"
"os"
"testing"
"time"
"github.com/stretchr/testify/suite"
"go.etcd.io/etcd/server/v3/embed"
"go.uber.org/atomic"
"github.com/milvus-io/milvus/pkg/util/etcd"
)
type EtcdSourceSuite struct {
suite.Suite
embedEtcdServer *embed.Etcd
tempDir string
endpoints []string
}
func (s *EtcdSourceSuite) SetupSuite() {
// init embed etcd
embedServer, tempDir, err := etcd.StartTestEmbedEtcdServer()
s.Require().NoError(err)
s.embedEtcdServer = embedServer
s.tempDir = tempDir
s.endpoints = etcd.GetEmbedEtcdEndpoints(embedServer)
}
func (s *EtcdSourceSuite) TearDownSuite() {
if s.embedEtcdServer != nil {
s.embedEtcdServer.Close()
}
if s.tempDir != "" {
os.RemoveAll(s.tempDir)
}
}
func (s *EtcdSourceSuite) TestNewSource() {
source, err := NewEtcdSource(&EtcdInfo{
Endpoints: s.endpoints,
KeyPrefix: "by-dev",
RefreshInterval: time.Second,
})
s.NoError(err)
s.NotNil(source)
source.Close()
}
func (s *EtcdSourceSuite) TestUpdateOptions() {
source, err := NewEtcdSource(&EtcdInfo{
Endpoints: s.endpoints,
KeyPrefix: "test_update_options_1",
RefreshInterval: time.Second,
})
s.Require().NoError(err)
s.Require().NotNil(source)
defer source.Close()
called := atomic.NewBool(false)
handler := NewHandler("test_update_options", func(evt *Event) {
called.Store(true)
})
source.SetEventHandler(handler)
source.UpdateOptions(Options{
EtcdInfo: &EtcdInfo{
Endpoints: s.endpoints,
KeyPrefix: "test_update_options_2",
RefreshInterval: time.Millisecond * 100,
},
})
client, err := etcd.GetRemoteEtcdClient(s.endpoints)
s.Require().NoError(err)
client.Put(context.Background(), "test_update_options_2/config/abc", "def")
s.Eventually(func() bool {
return called.Load()
}, time.Second*2, time.Millisecond*100)
}
func TestEtcdSource(t *testing.T) {
suite.Run(t, new(EtcdSourceSuite))
}