// 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 etcdkv_test import ( "os" "testing" "github.com/milvus-io/milvus/internal/util/metricsinfo" embed_etcd_kv "github.com/milvus-io/milvus/internal/kv/etcd" "github.com/milvus-io/milvus/internal/util/paramtable" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require" ) func TestEtcdRestartLoad(te *testing.T) { etcdDataDir := "/tmp/_etcd_data" os.Setenv(metricsinfo.DeployModeEnvKey, metricsinfo.StandaloneDeployMode) param := new(paramtable.ServiceParam) param.Init() param.BaseTable.Save("etcd.use.embed", "true") // TODO, not sure if the relative path works for ci environment param.BaseTable.Save("etcd.config.path", "../../../configs/advanced/etcd.yaml") param.BaseTable.Save("etcd.data.dir", etcdDataDir) //clean up data defer func() { err := os.RemoveAll(etcdDataDir) assert.NoError(te, err) }() param.EtcdCfg.LoadCfgToMemory() te.Run("EtcdKV SaveRestartAndLoad", func(t *testing.T) { rootPath := "/etcd/test/root/saveRestartAndLoad" metaKv, err := embed_etcd_kv.NewMetaKvFactory(rootPath, ¶m.EtcdCfg) require.NoError(te, err) assert.NotNil(te, metaKv) require.NoError(t, err) defer metaKv.Close() defer metaKv.RemoveWithPrefix("") saveAndLoadTests := []struct { key string value string }{ {"test1", "value1"}, {"test2", "value2"}, {"test1/a", "value_a"}, {"test1/b", "value_b"}, } // save some data for i, test := range saveAndLoadTests { if i < 4 { err = metaKv.Save(test.key, test.value) assert.NoError(t, err) } } // check test result for _, test := range saveAndLoadTests { val, err := metaKv.Load(test.key) assert.NoError(t, err) assert.Equal(t, test.value, val) } embed := metaKv.(*embed_etcd_kv.EmbedEtcdKV) embed.Close() //restart and check test result metaKv, _ = embed_etcd_kv.NewMetaKvFactory(rootPath, ¶m.EtcdCfg) for _, test := range saveAndLoadTests { val, err := metaKv.Load(test.key) assert.NoError(t, err) assert.Equal(t, test.value, val) } metaKv.Close() }) }