From 81788387d2d38f24da011809bcd23f87eb9271ff Mon Sep 17 00:00:00 2001 From: qupeng Date: Wed, 17 Apr 2024 14:33:11 +0800 Subject: [PATCH] support pipeline dml protocol in cdc (#1242) Signed-off-by: qupeng --- pkg/cdcpb/cdcpb.pb.go | 241 ++++++++++++++++++++++++------------------ proto/cdcpb.proto | 4 + scripts/proto.lock | 5 + 3 files changed, 148 insertions(+), 102 deletions(-) diff --git a/pkg/cdcpb/cdcpb.pb.go b/pkg/cdcpb/cdcpb.pb.go index c8c92816a..995963996 100644 --- a/pkg/cdcpb/cdcpb.pb.go +++ b/pkg/cdcpb/cdcpb.pb.go @@ -709,13 +709,15 @@ func (*Event) XXX_OneofWrappers() []interface{} { } type Event_Row struct { - StartTs uint64 `protobuf:"varint,1,opt,name=start_ts,json=startTs,proto3" json:"start_ts,omitempty"` - CommitTs uint64 `protobuf:"varint,2,opt,name=commit_ts,json=commitTs,proto3" json:"commit_ts,omitempty"` - Type Event_LogType `protobuf:"varint,3,opt,name=type,proto3,enum=cdcpb.Event_LogType" json:"type,omitempty"` - OpType Event_Row_OpType `protobuf:"varint,4,opt,name=op_type,json=opType,proto3,enum=cdcpb.Event_Row_OpType" json:"op_type,omitempty"` - Key []byte `protobuf:"bytes,5,opt,name=key,proto3" json:"key,omitempty"` - Value []byte `protobuf:"bytes,6,opt,name=value,proto3" json:"value,omitempty"` - OldValue []byte `protobuf:"bytes,7,opt,name=old_value,json=oldValue,proto3" json:"old_value,omitempty"` + StartTs uint64 `protobuf:"varint,1,opt,name=start_ts,json=startTs,proto3" json:"start_ts,omitempty"` + CommitTs uint64 `protobuf:"varint,2,opt,name=commit_ts,json=commitTs,proto3" json:"commit_ts,omitempty"` + Type Event_LogType `protobuf:"varint,3,opt,name=type,proto3,enum=cdcpb.Event_LogType" json:"type,omitempty"` + // generation is for pipelined DML protocol. See kvrpcpb.FlushRequest.generation. + Generation uint64 `protobuf:"varint,10,opt,name=generation,proto3" json:"generation,omitempty"` + OpType Event_Row_OpType `protobuf:"varint,4,opt,name=op_type,json=opType,proto3,enum=cdcpb.Event_Row_OpType" json:"op_type,omitempty"` + Key []byte `protobuf:"bytes,5,opt,name=key,proto3" json:"key,omitempty"` + Value []byte `protobuf:"bytes,6,opt,name=value,proto3" json:"value,omitempty"` + OldValue []byte `protobuf:"bytes,7,opt,name=old_value,json=oldValue,proto3" json:"old_value,omitempty"` // expire_ts_unix_secs is used for RawKV (see `ChangeDataRequest.KvApi`), // and represents the expiration time of this row. // Absolute time, seconds since Unix epoch. @@ -781,6 +783,13 @@ func (m *Event_Row) GetType() Event_LogType { return Event_UNKNOWN } +func (m *Event_Row) GetGeneration() uint64 { + if m != nil { + return m.Generation + } + return 0 +} + func (m *Event_Row) GetOpType() Event_Row_OpType { if m != nil { return m.OpType @@ -1428,101 +1437,102 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} + if m.Generation != 0 { + i = encodeVarintCdcpb(dAtA, i, uint64(m.Generation)) + i-- + dAtA[i] = 0x50 + } if m.TxnSource != 0 { i = encodeVarintCdcpb(dAtA, i, uint64(m.TxnSource)) i-- @@ -3069,6 +3084,9 @@ func (m *Event_Row) Size() (n int) { if m.TxnSource != 0 { n += 1 + sovCdcpb(uint64(m.TxnSource)) } + if m.Generation != 0 { + n += 1 + sovCdcpb(uint64(m.Generation)) + } if m.XXX_unrecognized != nil { n += len(m.XXX_unrecognized) } @@ -4703,6 +4721,25 @@ func (m *Event_Row) Unmarshal(dAtA []byte) error { break } } + case 10: + if wireType != 0 { + return fmt.Errorf("proto: wrong wireType = %d for field Generation", wireType) + } + m.Generation = 0 + for shift := uint(0); ; shift += 7 { + if shift >= 64 { + return ErrIntOverflowCdcpb + } + if iNdEx >= l { + return io.ErrUnexpectedEOF + } + b := dAtA[iNdEx] + iNdEx++ + m.Generation |= uint64(b&0x7F) << shift + if b < 0x80 { + break + } + } default: iNdEx = preIndex skippy, err := skipCdcpb(dAtA[iNdEx:]) diff --git a/proto/cdcpb.proto b/proto/cdcpb.proto index 6d27130f1..2a04f51cc 100644 --- a/proto/cdcpb.proto +++ b/proto/cdcpb.proto @@ -75,12 +75,16 @@ message Event { uint64 commit_ts = 2; LogType type = 3; + // generation is for pipelined DML protocol. See kvrpcpb.FlushRequest.generation. + uint64 generation = 10; + enum OpType { UNKNOWN = 0; PUT = 1; DELETE = 2; } OpType op_type = 4; + bytes key = 5; bytes value = 6; bytes old_value = 7; diff --git a/scripts/proto.lock b/scripts/proto.lock index d3e028fc7..8738cd5ae 100644 --- a/scripts/proto.lock +++ b/scripts/proto.lock @@ -2007,6 +2007,11 @@ "name": "type", "type": "LogType" }, + { + "id": 10, + "name": "generation", + "type": "uint64" + }, { "id": 4, "name": "op_type",