milvus/internal/cdc/replication/replicatestream/replicate_stream_client.go
Zhen Ye 369c6eb206
enhance: support remove cluster from replicate topology (#44642)
issue: #44558, #44123
- Update config(A->C) to A and C, config(B) to B on replicate topology
(A->B,A->C) can remove the B from replicate topology
- Fix some metric error of CDC

Signed-off-by: chyezh <chyezh@outlook.com>
2025-10-13 11:07:58 +08:00

44 lines
1.8 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 replicatestream
import (
context "context"
"github.com/cockroachdb/errors"
"github.com/milvus-io/milvus/pkg/v2/proto/streamingpb"
"github.com/milvus-io/milvus/pkg/v2/streaming/util/message"
)
var ErrReplicateIgnored = errors.New("ignored replicate message")
// ReplicateStreamClient is the client that replicates the message to the given cluster.
type ReplicateStreamClient interface {
// Replicate replicates the message to the target cluster.
// Replicate opeartion doesn't promise the message is delivered to the target cluster.
// It will cache the message in memory and retry until the message is delivered to the target cluster or the client is closed.
// Once the error is returned, the replicate operation will be unrecoverable.
// return ErrReplicateIgnored if the message should not be replicated.
Replicate(msg message.ImmutableMessage) error
// Stop stops the replicate operation.
Close()
}
type CreateReplicateStreamClientFunc func(ctx context.Context, replicateInfo *streamingpb.ReplicatePChannelMeta) ReplicateStreamClient