milvus/internal/querycoordv2/observers/resource_observer_test.go
wei liu 73c44d4b29
resource group impl (#21609)
Signed-off-by: Wei Liu <wei.liu@zilliz.com>
2023-01-30 10:19:48 +08:00

112 lines
3.6 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 observers
import (
"context"
"testing"
"time"
etcdKV "github.com/milvus-io/milvus/internal/kv/etcd"
"github.com/milvus-io/milvus/internal/querycoordv2/meta"
. "github.com/milvus-io/milvus/internal/querycoordv2/params"
"github.com/milvus-io/milvus/internal/querycoordv2/session"
"github.com/milvus-io/milvus/internal/util/etcd"
"github.com/milvus-io/milvus/internal/util/paramtable"
"github.com/stretchr/testify/suite"
)
type ResourceObserverSuite struct {
suite.Suite
kv *etcdKV.EtcdKV
//dependency
meta *meta.Meta
observer *ResourceObserver
nodeMgr *session.NodeManager
collectionID int64
partitionID int64
}
func (suite *ResourceObserverSuite) SetupSuite() {
paramtable.Init()
paramtable.Get().Save(Params.QueryCoordCfg.CheckResourceGroupInterval.Key, "3")
}
func (suite *ResourceObserverSuite) SetupTest() {
var err error
config := GenerateEtcdConfig()
cli, err := etcd.GetEtcdClient(
config.UseEmbedEtcd.GetAsBool(),
config.EtcdUseSSL.GetAsBool(),
config.Endpoints.GetAsStrings(),
config.EtcdTLSCert.GetValue(),
config.EtcdTLSKey.GetValue(),
config.EtcdTLSCACert.GetValue(),
config.EtcdTLSMinVersion.GetValue())
suite.Require().NoError(err)
suite.kv = etcdKV.NewEtcdKV(cli, config.MetaRootPath.GetValue())
// meta
store := meta.NewMetaStore(suite.kv)
idAllocator := RandomIncrementIDAllocator()
suite.nodeMgr = session.NewNodeManager()
suite.meta = meta.NewMeta(idAllocator, store, suite.nodeMgr)
suite.observer = NewResourceObserver(suite.meta)
suite.observer.Start(context.TODO())
for i := 1; i < 10; i++ {
suite.nodeMgr.Add(session.NewNodeInfo(int64(i), "localhost"))
suite.meta.ResourceManager.AssignNode(meta.DefaultResourceGroupName, int64(i))
}
}
func (suite *ResourceObserverSuite) TestCheckNodesInReplica() {
suite.meta.ResourceManager.AddResourceGroup("rg")
suite.nodeMgr.Add(session.NewNodeInfo(int64(100), "localhost"))
suite.nodeMgr.Add(session.NewNodeInfo(int64(101), "localhost"))
suite.nodeMgr.Add(session.NewNodeInfo(int64(102), "localhost"))
suite.meta.ResourceManager.AssignNode("rg", 100)
suite.meta.ResourceManager.AssignNode("rg", 101)
suite.meta.ResourceManager.AssignNode("rg", 102)
suite.meta.ResourceManager.HandleNodeDown(100)
suite.meta.ResourceManager.HandleNodeDown(101)
//before auto recover rg
suite.Eventually(func() bool {
lackNodesNum := suite.meta.ResourceManager.CheckLackOfNode("rg")
return lackNodesNum == 2
}, 5*time.Second, 1*time.Second)
// after auto recover rg
suite.Eventually(func() bool {
lackNodesNum := suite.meta.ResourceManager.CheckLackOfNode("rg")
return lackNodesNum == 0
}, 5*time.Second, 1*time.Second)
}
func (suite *ResourceObserverSuite) TearDownSuite() {
suite.kv.Close()
suite.observer.Stop()
}
func TestResourceObserver(t *testing.T) {
suite.Run(t, new(ResourceObserverSuite))
}