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51f69f32d0
This PR implements a new CDC service for Milvus 2.6, providing log-based cross-cluster replication. issue: https://github.com/milvus-io/milvus/issues/44123 --------- Signed-off-by: bigsheeper <yihao.dai@zilliz.com> Signed-off-by: chyezh <chyezh@outlook.com> Co-authored-by: chyezh <chyezh@outlook.com>
65 lines
2.2 KiB
Go
65 lines
2.2 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package replicatemanager
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import (
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"context"
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"strings"
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"go.uber.org/zap"
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"github.com/milvus-io/milvus/pkg/v2/log"
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"github.com/milvus-io/milvus/pkg/v2/proto/streamingpb"
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"github.com/milvus-io/milvus/pkg/v2/util/paramtable"
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)
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// replicateManager is the implementation of ReplicateManagerClient.
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type replicateManager struct {
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ctx context.Context
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// replicators is a map of replicate pchannel name to ChannelReplicator.
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replicators map[string]Replicator
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}
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func NewReplicateManager() *replicateManager {
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return &replicateManager{
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ctx: context.Background(),
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replicators: make(map[string]Replicator),
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}
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}
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func (r *replicateManager) CreateReplicator(replicateInfo *streamingpb.ReplicatePChannelMeta) {
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logger := log.With(
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zap.String("sourceChannel", replicateInfo.GetSourceChannelName()),
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zap.String("targetChannel", replicateInfo.GetTargetChannelName()),
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)
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currentClusterID := paramtable.Get().CommonCfg.ClusterPrefix.GetValue()
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if !strings.Contains(replicateInfo.GetSourceChannelName(), currentClusterID) {
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// current cluster is not source cluster, skip create replicator
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return
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}
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_, ok := r.replicators[replicateInfo.GetSourceChannelName()]
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if ok {
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logger.Debug("replicator already exists, skip create replicator")
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return
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}
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replicator := NewChannelReplicator(replicateInfo)
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replicator.StartReplicate()
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r.replicators[replicateInfo.GetSourceChannelName()] = replicator
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logger.Info("created replicator for replicate pchannel")
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}
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