Fix invalidate metacache error

Signed-off-by: Ngodchen <qingxiang.chen@zilliz.com>

internal/distributed/proxyservice/client/client.go

@@ -49,8 +49,7 @@ func (c *Client) RegisterNode(request *proxypb.RegisterNodeRequest) (*proxypb.Re
 }
 
 func (c *Client) InvalidateCollectionMetaCache(request *proxypb.InvalidateCollMetaCacheRequest) (*commonpb.Status, error) {
-	_, err := c.proxyServiceClient.InvalidateCollectionMetaCache(c.ctx, request)
-	return nil, err
+	return c.proxyServiceClient.InvalidateCollectionMetaCache(c.ctx, request)
 }
 
 func (c *Client) GetTimeTickChannel() (*milvuspb.StringResponse, error) {

internal/masterservice/master_service.go

@@ -839,7 +839,7 @@ func (c *Core) DropCollection(in *milvuspb.DropCollectionRequest) (*commonpb.Sta
 	if err != nil {
 		return &commonpb.Status{
 			ErrorCode: commonpb.ErrorCode_UNEXPECTED_ERROR,
-			Reason:    "Create collection failed: " + err.Error(),
+			Reason:    "Drop collection failed: " + err.Error(),
 		}, nil
 	}
 	return &commonpb.Status{

internal/proxynode/insert_channels.go

@@ -177,10 +177,8 @@ func (m *InsertChannelsMap) closeAllMsgStream() {
 	m.mtx.Lock()
 	defer m.mtx.Unlock()
 
-	for loc, stream := range m.insertMsgStreams {
-		if m.droppedBitMap[loc] == 0 && m.usageHistogram[loc] >= 1 {
-			stream.Close()
-		}
+	for _, stream := range m.insertMsgStreams {
+		stream.Close()
 	}
 
 	m.collectionID2InsertChannels = make(map[UniqueID]int)

internal/proxynode/meta_cache.go

@@ -188,6 +188,9 @@ func (m *MetaCache) GetPartitionID(collectionName string, partitionName string)
 		}
 	}
 	partInfo := m.collInfo[collectionName].partInfo
+	if partInfo == nil {
+		partInfo = map[string]typeutil.UniqueID{}
+	}
 
 	for i := 0; i < len(partitions.PartitionIDs); i++ {
 		_, ok := partInfo[partitions.PartitionNames[i]]

internal/proxyservice/impl.go

@@ -280,13 +280,19 @@ func (s *ServiceImpl) InvalidateCollectionMetaCache(request *proxypb.InvalidateC
 
 	err = s.sched.InvalidateCollectionMetaCacheTaskQueue.Enqueue(t)
 	if err != nil {
-		return nil, err
+		return &commonpb.Status{
+			ErrorCode: commonpb.ErrorCode_UNEXPECTED_ERROR,
+			Reason:    err.Error(),
+		}, nil
 	}
 
 	err = t.WaitToFinish()
 	if err != nil {
-		return nil, err
+		return &commonpb.Status{
+			ErrorCode: commonpb.ErrorCode_UNEXPECTED_ERROR,
+			Reason:    err.Error(),
+		}, nil
 	}
 
-	return nil, nil
+	return t.response, nil
 }

internal/proxyservice/nodeid_allocator.go

@@ -24,7 +24,7 @@ type NaiveNodeIDAllocatorImpl struct {
 func (allocator *NaiveNodeIDAllocatorImpl) AllocOne() UniqueID {
 	allocator.mtx.Lock()
 	defer func() {
-		// allocator.now++
+		allocator.now++
 		allocator.mtx.Unlock()
 	}()
 	return allocator.now
@@ -32,6 +32,6 @@ func (allocator *NaiveNodeIDAllocatorImpl) AllocOne() UniqueID {
 
 func NewNodeIDAllocator() NodeIDAllocator {
 	return &NaiveNodeIDAllocatorImpl{
-		now: 1,
+		now: 0,
 	}
 }

internal/proxyservice/task.go

@@ -2,17 +2,12 @@ package proxyservice
 
 import (
 	"context"
-	"fmt"
 
+	"github.com/zilliztech/milvus-distributed/internal/errors"
 	"github.com/zilliztech/milvus-distributed/internal/proto/commonpb"
-
 	"github.com/zilliztech/milvus-distributed/internal/proto/internalpb2"
-
 	"github.com/zilliztech/milvus-distributed/internal/proto/milvuspb"
-
 	"github.com/zilliztech/milvus-distributed/internal/proto/proxypb"
-
-	"github.com/zilliztech/milvus-distributed/internal/errors"
 )
 
 type TaskEnum = int
@@ -73,7 +68,6 @@ func (t *RegisterLinkTask) PreExecute() error {
 
 func (t *RegisterLinkTask) Execute() error {
 	info, err := t.nodeInfos.Pick()
-	fmt.Println("info: ", info)
 	if err != nil {
 		return err
 	}
@@ -135,6 +129,7 @@ func (t *RegisterNodeTask) PostExecute() error {
 type InvalidateCollectionMetaCacheTask struct {
 	Condition
 	request   *proxypb.InvalidateCollMetaCacheRequest
+	response  *commonpb.Status
 	nodeInfos *GlobalNodeInfoTable
 }
 
@@ -157,6 +152,9 @@ func (t *InvalidateCollectionMetaCacheTask) Execute() error {
 			return errors.New(status.Reason)
 		}
 	}
+	t.response = &commonpb.Status{
+		ErrorCode: commonpb.ErrorCode_SUCCESS,
+	}
 	return nil
 }
 

internal/proxyservice/timesync.go

@@ -83,8 +83,8 @@ func (ttBarrier *softTimeTickBarrier) Start() error {
 			case ttmsgs := <-ttBarrier.ttStream.Chan():
 				//log.Println("ttmsgs: ", ttmsgs)
 				ttBarrier.peerMtx.RLock()
-				//log.Println("peer2LastTt map: ", ttBarrier.peer2LastTt)
-				//log.Println("len(ttmsgs.Msgs): ", len(ttmsgs.Msgs))
+				log.Println("peer2LastTt map: ", ttBarrier.peer2LastTt)
+				log.Println("len(ttmsgs.Msgs): ", len(ttmsgs.Msgs))
 				if len(ttmsgs.Msgs) > 0 {
 					for _, timetickmsg := range ttmsgs.Msgs {
 						ttmsg := timetickmsg.(*ms.TimeTickMsg)