milvus/internal/datanode/data_node_test.go
sunby f088467dde Add watcher_test and fix some bugs
Signed-off-by: sunby <bingyi.sun@zilliz.com>
2021-01-28 10:14:31 +08:00

127 lines
3.1 KiB
Go

package datanode
import (
"context"
"fmt"
"log"
"math/rand"
"os"
"strconv"
"testing"
"time"
"go.etcd.io/etcd/clientv3"
"go.uber.org/zap"
etcdkv "github.com/zilliztech/milvus-distributed/internal/kv/etcd"
"github.com/zilliztech/milvus-distributed/internal/master"
)
func makeNewChannelNames(names []string, suffix string) []string {
var ret []string
for _, name := range names {
ret = append(ret, name+suffix)
}
return ret
}
func refreshChannelNames() {
Params.DDChannelNames = []string{"datanode-test"}
Params.SegmentStatisticsChannelName = "segtment-statistics"
Params.CompleteFlushChannelName = "flush-completed"
Params.InsertChannelNames = []string{"intsert-a-1", "insert-b-1"}
Params.TimeTickChannelName = "hard-timetick"
suffix := "-test-data-node" + strconv.FormatInt(rand.Int63n(100), 10)
Params.DDChannelNames = makeNewChannelNames(Params.DDChannelNames, suffix)
Params.InsertChannelNames = makeNewChannelNames(Params.InsertChannelNames, suffix)
}
func startMaster(ctx context.Context) {
master.Init()
etcdAddr := master.Params.EtcdAddress
metaRootPath := master.Params.MetaRootPath
etcdCli, err := clientv3.New(clientv3.Config{Endpoints: []string{etcdAddr}})
if err != nil {
panic(err)
}
_, err = etcdCli.Delete(context.TODO(), metaRootPath, clientv3.WithPrefix())
if err != nil {
panic(err)
}
masterPort := 53101
master.Params.Port = masterPort
svr, err := master.CreateServer(ctx)
if err != nil {
log.Print("create server failed", zap.Error(err))
}
if err := svr.Run(int64(master.Params.Port)); err != nil {
log.Fatal("run server failed", zap.Error(err))
}
fmt.Println("Waiting for server!", svr.IsServing())
Params.MasterAddress = master.Params.Address + ":" + strconv.Itoa(masterPort)
}
func TestMain(m *testing.M) {
Params.Init()
refreshChannelNames()
const ctxTimeInMillisecond = 2000
const closeWithDeadline = true
var ctx context.Context
if closeWithDeadline {
var cancel context.CancelFunc
d := time.Now().Add(ctxTimeInMillisecond * time.Millisecond)
ctx, cancel = context.WithDeadline(context.Background(), d)
defer cancel()
} else {
ctx = context.Background()
}
startMaster(ctx)
exitCode := m.Run()
os.Exit(exitCode)
}
func newMetaTable() *metaTable {
etcdClient, _ := clientv3.New(clientv3.Config{Endpoints: []string{Params.EtcdAddress}})
etcdKV := etcdkv.NewEtcdKV(etcdClient, Params.MetaRootPath)
mt, _ := NewMetaTable(etcdKV)
return mt
}
func clearEtcd(rootPath string) error {
etcdAddr := Params.EtcdAddress
etcdClient, err := clientv3.New(clientv3.Config{Endpoints: []string{etcdAddr}})
if err != nil {
return err
}
etcdKV := etcdkv.NewEtcdKV(etcdClient, rootPath)
err = etcdKV.RemoveWithPrefix("writer/segment")
if err != nil {
return err
}
_, _, err = etcdKV.LoadWithPrefix("writer/segment")
if err != nil {
return err
}
log.Println("Clear ETCD with prefix writer/segment ")
err = etcdKV.RemoveWithPrefix("writer/ddl")
if err != nil {
return err
}
_, _, err = etcdKV.LoadWithPrefix("writer/ddl")
if err != nil {
return err
}
log.Println("Clear ETCD with prefix writer/ddl")
return nil
}