mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-05 05:18:52 +08:00
ef6859a4d6
Signed-off-by: yah01 <yang.cen@zilliz.com> Co-authored-by: xiaofan-luan <xiaofan.luan@zilliz.com> Co-authored-by: xiaofan-luan <xiaofan.luan@zilliz.com>
561 lines
19 KiB
Go
561 lines
19 KiB
Go
package querycoord
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import (
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"context"
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"errors"
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"fmt"
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"path"
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"github.com/milvus-io/milvus/internal/util/retry"
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"github.com/milvus-io/milvus/internal/proto/rootcoordpb"
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"go.uber.org/zap"
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"github.com/milvus-io/milvus/internal/log"
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"github.com/milvus-io/milvus/internal/proto/commonpb"
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"github.com/milvus-io/milvus/internal/proto/datapb"
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"github.com/milvus-io/milvus/internal/proto/indexpb"
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"github.com/milvus-io/milvus/internal/proto/milvuspb"
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"github.com/milvus-io/milvus/internal/proto/proxypb"
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"github.com/milvus-io/milvus/internal/proto/querypb"
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"github.com/milvus-io/milvus/internal/proto/schemapb"
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"github.com/milvus-io/milvus/internal/storage"
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"github.com/milvus-io/milvus/internal/types"
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"github.com/milvus-io/milvus/internal/util/funcutil"
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)
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type globalMetaBroker struct {
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ctx context.Context
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cancel context.CancelFunc
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rootCoord types.RootCoord
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dataCoord types.DataCoord
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indexCoord types.IndexCoord
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cm storage.ChunkManager
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}
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func newGlobalMetaBroker(ctx context.Context, rootCoord types.RootCoord, dataCoord types.DataCoord, indexCoord types.IndexCoord, cm storage.ChunkManager) (*globalMetaBroker, error) {
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childCtx, cancel := context.WithCancel(ctx)
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parser := &globalMetaBroker{
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ctx: childCtx,
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cancel: cancel,
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rootCoord: rootCoord,
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dataCoord: dataCoord,
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indexCoord: indexCoord,
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cm: cm,
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}
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return parser, nil
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}
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// invalidateCollectionMetaCache notifies RootCoord to remove all the collection meta cache with the specified collectionID in Proxies
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func (broker *globalMetaBroker) invalidateCollectionMetaCache(ctx context.Context, collectionID UniqueID) error {
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ctx1, cancel1 := context.WithTimeout(ctx, timeoutForRPC)
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defer cancel1()
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req := &proxypb.InvalidateCollMetaCacheRequest{
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Base: &commonpb.MsgBase{
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MsgType: 0, // TODO: msg type?
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},
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CollectionID: collectionID,
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}
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res, err := broker.rootCoord.InvalidateCollectionMetaCache(ctx1, req)
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if err != nil {
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log.Error("InvalidateCollMetaCacheRequest failed", zap.Int64("collectionID", collectionID), zap.Error(err))
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return err
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}
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if res.ErrorCode != commonpb.ErrorCode_Success {
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err = errors.New(res.Reason)
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log.Error("InvalidateCollMetaCacheRequest failed", zap.Int64("collectionID", collectionID), zap.Error(err))
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return err
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}
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log.Info("InvalidateCollMetaCacheRequest successfully", zap.Int64("collectionID", collectionID))
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return nil
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}
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func (broker *globalMetaBroker) showPartitionIDs(ctx context.Context, collectionID UniqueID) ([]UniqueID, error) {
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ctx2, cancel2 := context.WithTimeout(ctx, timeoutForRPC)
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defer cancel2()
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showPartitionRequest := &milvuspb.ShowPartitionsRequest{
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Base: &commonpb.MsgBase{
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MsgType: commonpb.MsgType_ShowPartitions,
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},
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CollectionID: collectionID,
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}
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showPartitionResponse, err := broker.rootCoord.ShowPartitions(ctx2, showPartitionRequest)
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if err != nil {
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log.Error("showPartition failed", zap.Int64("collectionID", collectionID), zap.Error(err))
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return nil, err
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}
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if showPartitionResponse.Status.ErrorCode != commonpb.ErrorCode_Success {
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err = errors.New(showPartitionResponse.Status.Reason)
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log.Error("showPartition failed", zap.Int64("collectionID", collectionID), zap.Error(err))
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return nil, err
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}
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log.Info("show partition successfully", zap.Int64("collectionID", collectionID), zap.Int64s("partitionIDs", showPartitionResponse.PartitionIDs))
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return showPartitionResponse.PartitionIDs, nil
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}
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func (broker *globalMetaBroker) getRecoveryInfo(ctx context.Context, collectionID UniqueID, partitionID UniqueID) ([]*datapb.VchannelInfo, []*datapb.SegmentBinlogs, error) {
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ctx2, cancel2 := context.WithTimeout(ctx, timeoutForRPC)
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defer cancel2()
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getRecoveryInfoRequest := &datapb.GetRecoveryInfoRequest{
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Base: &commonpb.MsgBase{
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MsgType: commonpb.MsgType_GetRecoveryInfo,
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},
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CollectionID: collectionID,
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PartitionID: partitionID,
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}
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recoveryInfo, err := broker.dataCoord.GetRecoveryInfo(ctx2, getRecoveryInfoRequest)
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if err != nil {
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log.Error("get recovery info failed", zap.Int64("collectionID", collectionID), zap.Int64("partitionID", partitionID), zap.Error(err))
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return nil, nil, err
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}
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if recoveryInfo.Status.ErrorCode != commonpb.ErrorCode_Success {
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err = errors.New(recoveryInfo.Status.Reason)
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log.Error("get recovery info failed", zap.Int64("collectionID", collectionID), zap.Int64("partitionID", partitionID), zap.Error(err))
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return nil, nil, err
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}
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log.Info("get recovery info successfully",
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zap.Int64("collectionID", collectionID),
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zap.Int64("partitionID", partitionID),
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zap.Int("num channels", len(recoveryInfo.Channels)),
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zap.Int("num segments", len(recoveryInfo.Binlogs)))
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return recoveryInfo.Channels, recoveryInfo.Binlogs, nil
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}
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func (broker *globalMetaBroker) getIndexBuildID(ctx context.Context, collectionID UniqueID, segmentID UniqueID) (bool, int64, error) {
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req := &milvuspb.DescribeSegmentRequest{
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Base: &commonpb.MsgBase{
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MsgType: commonpb.MsgType_DescribeSegment,
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},
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CollectionID: collectionID,
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SegmentID: segmentID,
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}
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ctx2, cancel2 := context.WithTimeout(ctx, timeoutForRPC)
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defer cancel2()
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response, err := broker.rootCoord.DescribeSegment(ctx2, req)
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if err != nil {
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log.Error("describe segment from rootCoord failed",
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zap.Int64("collectionID", collectionID),
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zap.Int64("segmentID", segmentID),
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zap.Error(err))
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return false, 0, err
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}
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if response.Status.ErrorCode != commonpb.ErrorCode_Success {
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err = errors.New(response.Status.Reason)
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log.Error("describe segment from rootCoord failed",
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zap.Int64("collectionID", collectionID),
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zap.Int64("segmentID", segmentID),
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zap.Error(err))
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return false, 0, err
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}
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if !response.EnableIndex {
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log.Info("describe segment from rootCoord successfully",
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zap.Int64("collectionID", collectionID),
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zap.Int64("segmentID", segmentID),
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zap.Bool("enableIndex", false))
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return false, 0, nil
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}
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log.Info("describe segment from rootCoord successfully",
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zap.Int64("collectionID", collectionID),
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zap.Int64("segmentID", segmentID),
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zap.Bool("enableIndex", true),
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zap.Int64("buildID", response.BuildID))
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return true, response.BuildID, nil
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}
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func (broker *globalMetaBroker) getIndexFilePaths(ctx context.Context, buildID int64) ([]*indexpb.IndexFilePathInfo, error) {
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indexFilePathRequest := &indexpb.GetIndexFilePathsRequest{
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IndexBuildIDs: []UniqueID{buildID},
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}
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ctx3, cancel3 := context.WithTimeout(ctx, timeoutForRPC)
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defer cancel3()
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pathResponse, err := broker.indexCoord.GetIndexFilePaths(ctx3, indexFilePathRequest)
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if err != nil {
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log.Error("get index info from indexCoord failed",
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zap.Int64("indexBuildID", buildID),
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zap.Error(err))
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return nil, err
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}
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if pathResponse.Status.ErrorCode != commonpb.ErrorCode_Success {
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err = fmt.Errorf("get index info from indexCoord failed, buildID = %d, reason = %s", buildID, pathResponse.Status.Reason)
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log.Error(err.Error())
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return nil, err
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}
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log.Info("get index info from indexCoord successfully", zap.Int64("buildID", buildID))
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return pathResponse.FilePaths, nil
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}
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func (broker *globalMetaBroker) parseIndexInfo(ctx context.Context, segmentID UniqueID, indexInfo *querypb.FieldIndexInfo) error {
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if !indexInfo.EnableIndex {
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log.Debug(fmt.Sprintf("fieldID %d of segment %d don't has index", indexInfo.FieldID, segmentID))
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return nil
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}
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buildID := indexInfo.BuildID
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indexFilePathInfos, err := broker.getIndexFilePaths(ctx, buildID)
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if err != nil {
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return err
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}
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if len(indexFilePathInfos) != 1 {
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err = fmt.Errorf("illegal index file paths, there should be only one vector column, segmentID = %d, fieldID = %d, buildID = %d", segmentID, indexInfo.FieldID, buildID)
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log.Error(err.Error())
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return err
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}
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fieldPathInfo := indexFilePathInfos[0]
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if len(fieldPathInfo.IndexFilePaths) == 0 {
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err = fmt.Errorf("empty index paths, segmentID = %d, fieldID = %d, buildID = %d", segmentID, indexInfo.FieldID, buildID)
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log.Error(err.Error())
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return err
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}
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indexInfo.IndexFilePaths = fieldPathInfo.IndexFilePaths
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indexInfo.IndexSize = int64(fieldPathInfo.SerializedSize)
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log.Debug("get indexFilePath info from indexCoord success", zap.Int64("segmentID", segmentID), zap.Int64("fieldID", indexInfo.FieldID), zap.Int64("buildID", buildID), zap.Strings("indexPaths", fieldPathInfo.IndexFilePaths))
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indexCodec := storage.NewIndexFileBinlogCodec()
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for _, indexFilePath := range fieldPathInfo.IndexFilePaths {
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// get index params when detecting indexParamPrefix
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if path.Base(indexFilePath) == storage.IndexParamsKey {
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indexPiece, err := broker.cm.Read(indexFilePath)
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if err != nil {
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log.Error("load index params file failed",
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zap.Int64("segmentID", segmentID),
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zap.Int64("fieldID", indexInfo.FieldID),
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zap.Int64("indexBuildID", buildID),
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zap.String("index params filePath", indexFilePath),
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zap.Error(err))
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return err
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}
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_, indexParams, indexName, indexID, err := indexCodec.Deserialize([]*storage.Blob{{Key: storage.IndexParamsKey, Value: indexPiece}})
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if err != nil {
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log.Error("deserialize index params file failed",
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zap.Int64("segmentID", segmentID),
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zap.Int64("fieldID", indexInfo.FieldID),
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zap.Int64("indexBuildID", buildID),
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zap.String("index params filePath", indexFilePath),
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zap.Error(err))
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return err
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}
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if len(indexParams) <= 0 {
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err = fmt.Errorf("cannot find index param, segmentID = %d, fieldID = %d, buildID = %d, indexFilePath = %s", segmentID, indexInfo.FieldID, buildID, indexFilePath)
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log.Error(err.Error())
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return err
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}
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indexInfo.IndexName = indexName
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indexInfo.IndexID = indexID
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indexInfo.IndexParams = funcutil.Map2KeyValuePair(indexParams)
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break
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}
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}
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if len(indexInfo.IndexParams) == 0 {
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err = fmt.Errorf("no index params in Index file, segmentID = %d, fieldID = %d, buildID = %d, indexPaths = %v", segmentID, indexInfo.FieldID, buildID, fieldPathInfo.IndexFilePaths)
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log.Error(err.Error())
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return err
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}
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log.Info("set index info success", zap.Int64("segmentID", segmentID), zap.Int64("fieldID", indexInfo.FieldID), zap.Int64("buildID", buildID))
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return nil
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}
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// Better to let index params key appear in the file paths first.
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func (broker *globalMetaBroker) loadIndexExtraInfo(ctx context.Context, fieldPathInfo *indexpb.IndexFilePathInfo) (*extraIndexInfo, error) {
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indexCodec := storage.NewIndexFileBinlogCodec()
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for _, indexFilePath := range fieldPathInfo.IndexFilePaths {
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// get index params when detecting indexParamPrefix
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if path.Base(indexFilePath) == storage.IndexParamsKey {
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content, err := broker.cm.MultiRead([]string{indexFilePath})
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if err != nil {
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return nil, err
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}
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if len(content) <= 0 {
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return nil, fmt.Errorf("failed to read index file binlog, path: %s", indexFilePath)
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}
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indexPiece := content[0]
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_, indexParams, indexName, _, err := indexCodec.Deserialize([]*storage.Blob{{Key: storage.IndexParamsKey, Value: indexPiece}})
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if err != nil {
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return nil, err
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}
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return &extraIndexInfo{
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indexName: indexName,
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indexParams: funcutil.Map2KeyValuePair(indexParams),
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}, nil
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}
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}
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return nil, errors.New("failed to load index extra info")
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}
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func (broker *globalMetaBroker) describeSegments(ctx context.Context, collectionID UniqueID, segmentIDs []UniqueID) (*rootcoordpb.DescribeSegmentsResponse, error) {
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resp, err := broker.rootCoord.DescribeSegments(ctx, &rootcoordpb.DescribeSegmentsRequest{
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Base: &commonpb.MsgBase{
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MsgType: commonpb.MsgType_DescribeSegments,
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},
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CollectionID: collectionID,
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SegmentIDs: segmentIDs,
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})
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if err != nil {
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log.Error("failed to describe segments",
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zap.Int64("collection", collectionID),
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zap.Int64s("segments", segmentIDs),
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zap.Error(err))
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return nil, err
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}
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log.Info("describe segments successfully",
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zap.Int64("collection", collectionID),
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zap.Int64s("segments", segmentIDs))
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return resp, nil
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}
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// return: segment_id -> segment_index_infos
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func (broker *globalMetaBroker) getFullIndexInfos(ctx context.Context, collectionID UniqueID, segmentIDs []UniqueID) (map[UniqueID][]*querypb.FieldIndexInfo, error) {
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resp, err := broker.describeSegments(ctx, collectionID, segmentIDs)
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if err != nil {
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return nil, err
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}
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ret := make(map[UniqueID][]*querypb.FieldIndexInfo)
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for _, segmentID := range segmentIDs {
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infos, ok := resp.GetSegmentInfos()[segmentID]
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if !ok {
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log.Warn("segment not found",
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zap.Int64("collection", collectionID),
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zap.Int64("segment", segmentID))
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return nil, fmt.Errorf("segment not found, collection: %d, segment: %d", collectionID, segmentID)
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}
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if _, ok := ret[segmentID]; !ok {
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ret[segmentID] = make([]*querypb.FieldIndexInfo, 0, len(infos.IndexInfos))
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}
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for _, info := range infos.IndexInfos {
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extraInfo, ok := infos.GetExtraIndexInfos()[info.IndexID]
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indexInfo := &querypb.FieldIndexInfo{
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FieldID: info.FieldID,
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EnableIndex: info.EnableIndex,
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IndexName: "",
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IndexID: info.IndexID,
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BuildID: info.BuildID,
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IndexParams: nil,
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IndexFilePaths: nil,
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IndexSize: 0,
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}
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if !info.EnableIndex {
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ret[segmentID] = append(ret[segmentID], indexInfo)
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continue
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}
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paths, err := broker.getIndexFilePaths(ctx, info.BuildID)
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//TODO:: returns partially successful index
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if err != nil {
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log.Warn("failed to get index file paths",
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zap.Int64("collection", collectionID),
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zap.Int64("segment", segmentID),
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zap.Int64("buildID", info.BuildID),
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zap.Error(err))
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return nil, err
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}
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if len(paths) <= 0 || len(paths[0].IndexFilePaths) <= 0 {
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log.Warn("index not ready", zap.Int64("index_build_id", info.BuildID))
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return nil, fmt.Errorf("index not ready, index build id: %d", info.BuildID)
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}
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indexInfo.IndexFilePaths = paths[0].IndexFilePaths
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indexInfo.IndexSize = int64(paths[0].SerializedSize)
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if ok {
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indexInfo.IndexName = extraInfo.IndexName
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indexInfo.IndexParams = extraInfo.IndexParams
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} else {
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// get index name, index params from binlog.
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extra, err := broker.loadIndexExtraInfo(ctx, paths[0])
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if err != nil {
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log.Error("failed to load index extra info",
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zap.Int64("index build id", info.BuildID),
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zap.Error(err))
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return nil, err
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}
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indexInfo.IndexName = extra.indexName
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indexInfo.IndexParams = extra.indexParams
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}
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ret[segmentID] = append(ret[segmentID], indexInfo)
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}
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}
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return ret, nil
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}
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func (broker *globalMetaBroker) getIndexInfo(ctx context.Context, collectionID UniqueID, segmentID UniqueID, schema *schemapb.CollectionSchema) ([]*querypb.FieldIndexInfo, error) {
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segmentIndexInfos, err := broker.getFullIndexInfos(ctx, collectionID, []UniqueID{segmentID})
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if err != nil {
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return nil, err
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}
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if infos, ok := segmentIndexInfos[segmentID]; ok {
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return infos, nil
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}
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return nil, fmt.Errorf("failed to get segment index infos, collection: %d, segment: %d", collectionID, segmentID)
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}
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func (broker *globalMetaBroker) generateSegmentLoadInfo(ctx context.Context,
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collectionID UniqueID,
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partitionID UniqueID,
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segmentBinlog *datapb.SegmentBinlogs,
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setIndex bool,
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schema *schemapb.CollectionSchema) *querypb.SegmentLoadInfo {
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segmentID := segmentBinlog.SegmentID
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segmentLoadInfo := &querypb.SegmentLoadInfo{
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SegmentID: segmentID,
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PartitionID: partitionID,
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CollectionID: collectionID,
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BinlogPaths: segmentBinlog.FieldBinlogs,
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NumOfRows: segmentBinlog.NumOfRows,
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Statslogs: segmentBinlog.Statslogs,
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Deltalogs: segmentBinlog.Deltalogs,
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InsertChannel: segmentBinlog.InsertChannel,
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}
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if setIndex {
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// if index not exist, load binlog to query node
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indexInfo, err := broker.getIndexInfo(ctx, collectionID, segmentID, schema)
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if err == nil {
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segmentLoadInfo.IndexInfos = indexInfo
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}
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}
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// set the estimate segment size to segmentLoadInfo
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segmentLoadInfo.SegmentSize = estimateSegmentSize(segmentLoadInfo)
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return segmentLoadInfo
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}
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func (broker *globalMetaBroker) getSegmentStates(ctx context.Context, segmentID UniqueID) (*datapb.SegmentStateInfo, error) {
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ctx2, cancel2 := context.WithTimeout(ctx, timeoutForRPC)
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defer cancel2()
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req := &datapb.GetSegmentStatesRequest{
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Base: &commonpb.MsgBase{
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MsgType: commonpb.MsgType_GetSegmentState,
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},
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SegmentIDs: []UniqueID{segmentID},
|
|
}
|
|
resp, err := broker.dataCoord.GetSegmentStates(ctx2, req)
|
|
if err != nil {
|
|
log.Error("get segment states failed from dataCoord,", zap.Int64("segmentID", segmentID), zap.Error(err))
|
|
return nil, err
|
|
}
|
|
|
|
if resp.Status.ErrorCode != commonpb.ErrorCode_Success {
|
|
err = errors.New(resp.Status.Reason)
|
|
log.Error("get segment states failed from dataCoord,", zap.Int64("segmentID", segmentID), zap.Error(err))
|
|
return nil, err
|
|
}
|
|
|
|
if len(resp.States) != 1 {
|
|
err = fmt.Errorf("the length of segmentStates result should be 1, segmentID = %d", segmentID)
|
|
log.Error(err.Error())
|
|
return nil, err
|
|
}
|
|
|
|
return resp.States[0], nil
|
|
}
|
|
|
|
func (broker *globalMetaBroker) acquireSegmentsReferLock(ctx context.Context, taskID int64, segmentIDs []UniqueID) error {
|
|
ctx, cancel := context.WithTimeout(ctx, timeoutForRPC)
|
|
defer cancel()
|
|
acquireSegLockReq := &datapb.AcquireSegmentLockRequest{
|
|
TaskID: taskID,
|
|
SegmentIDs: segmentIDs,
|
|
NodeID: Params.QueryCoordCfg.GetNodeID(),
|
|
}
|
|
status, err := broker.dataCoord.AcquireSegmentLock(ctx, acquireSegLockReq)
|
|
if err != nil {
|
|
log.Error("QueryCoord acquire the segment reference lock error", zap.Int64s("segIDs", segmentIDs),
|
|
zap.Error(err))
|
|
return err
|
|
}
|
|
if status.ErrorCode != commonpb.ErrorCode_Success {
|
|
log.Error("QueryCoord acquire the segment reference lock error", zap.Int64s("segIDs", segmentIDs),
|
|
zap.String("failed reason", status.Reason))
|
|
return fmt.Errorf(status.Reason)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (broker *globalMetaBroker) releaseSegmentReferLock(ctx context.Context, taskID int64, segmentIDs []UniqueID) error {
|
|
ctx, cancel := context.WithTimeout(ctx, timeoutForRPC)
|
|
defer cancel()
|
|
|
|
releaseSegReferLockReq := &datapb.ReleaseSegmentLockRequest{
|
|
TaskID: taskID,
|
|
NodeID: Params.QueryCoordCfg.GetNodeID(),
|
|
SegmentIDs: segmentIDs,
|
|
}
|
|
|
|
if err := retry.Do(ctx, func() error {
|
|
status, err := broker.dataCoord.ReleaseSegmentLock(ctx, releaseSegReferLockReq)
|
|
if err != nil {
|
|
log.Error("QueryCoord release reference lock on segments failed", zap.Int64s("segmentIDs", segmentIDs),
|
|
zap.Error(err))
|
|
return err
|
|
}
|
|
|
|
if status.ErrorCode != commonpb.ErrorCode_Success {
|
|
log.Error("QueryCoord release reference lock on segments failed", zap.Int64s("segmentIDs", segmentIDs),
|
|
zap.String("failed reason", status.Reason))
|
|
return errors.New(status.Reason)
|
|
}
|
|
return nil
|
|
}, retry.Attempts(100)); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// getDataSegmentInfosByIDs return the SegmentInfo details according to the given ids through RPC to datacoord
|
|
func (broker *globalMetaBroker) getDataSegmentInfosByIDs(segmentIds []int64) ([]*datapb.SegmentInfo, error) {
|
|
var segmentInfos []*datapb.SegmentInfo
|
|
infoResp, err := broker.dataCoord.GetSegmentInfo(broker.ctx, &datapb.GetSegmentInfoRequest{
|
|
Base: &commonpb.MsgBase{
|
|
MsgType: commonpb.MsgType_SegmentInfo,
|
|
MsgID: 0,
|
|
Timestamp: 0,
|
|
SourceID: Params.ProxyCfg.GetNodeID(),
|
|
},
|
|
SegmentIDs: segmentIds,
|
|
IncludeUnHealthy: true,
|
|
})
|
|
if err != nil {
|
|
log.Error("Fail to get datapb.SegmentInfo by ids from datacoord", zap.Error(err))
|
|
return nil, err
|
|
}
|
|
if infoResp.GetStatus().ErrorCode != commonpb.ErrorCode_Success {
|
|
err = errors.New(infoResp.GetStatus().Reason)
|
|
log.Error("Fail to get datapb.SegmentInfo by ids from datacoord", zap.Error(err))
|
|
return nil, err
|
|
}
|
|
segmentInfos = infoResp.Infos
|
|
return segmentInfos, nil
|
|
}
|