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https://gitee.com/milvus-io/milvus.git
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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>
117 lines
3.3 KiB
Go
117 lines
3.3 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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// nolint
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package milvusclient_test
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import (
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"context"
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"log"
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"github.com/milvus-io/milvus/client/v2/milvusclient"
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)
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const (
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exampleMilvusAddr = `127.0.0.1:19530`
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)
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func ExampleClient_UpdateReplicateConfiguration() {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
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Address: exampleMilvusAddr,
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})
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if err != nil {
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log.Fatal(err)
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}
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// Use builder pattern to create cluster configuration (chained calls)
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sourceCluster := milvusclient.NewMilvusClusterBuilder("source-cluster").
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WithURI("localhost:19530").
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WithToken("source-token").
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WithPchannels("source-channel-1", "source-channel-2").
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Build()
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targetCluster := milvusclient.NewMilvusClusterBuilder("target-cluster").
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WithURI("localhost:19531").
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WithToken("target-token").
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WithPchannels("target-channel-1", "target-channel-2").
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Build()
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// Use builder pattern to build replicate configuration
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config := milvusclient.NewReplicateConfigurationBuilder().
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WithCluster(sourceCluster).
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WithCluster(targetCluster).
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WithTopology("source-cluster", "target-cluster").
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Build()
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// Update replicate configuration
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err = cli.UpdateReplicateConfiguration(ctx, config)
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if err != nil {
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log.Printf("Failed to update replicate configuration: %v", err)
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return
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}
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log.Println("Replicate configuration updated successfully")
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}
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func ExampleClient_GetReplicateInfo() {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
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Address: exampleMilvusAddr,
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})
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if err != nil {
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log.Fatal(err)
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}
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// Get replicate information for a specific source cluster
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resp, err := cli.GetReplicateInfo(ctx, "source-cluster")
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if err != nil {
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log.Printf("Failed to get replicate information: %v", err)
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return
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}
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log.Printf("Replicate information retrieved successfully, checkpoint count: %d", len(resp.GetCheckpoints()))
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}
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func ExampleClient_CreateReplicateStream() {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
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Address: exampleMilvusAddr,
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})
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if err != nil {
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log.Fatal(err)
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}
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// Create replicate stream
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stream, err := cli.CreateReplicateStream(ctx)
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if err != nil {
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log.Printf("Failed to create replicate stream: %v", err)
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return
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}
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defer stream.CloseSend()
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log.Println("Replicate stream created successfully")
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// Here you can continue to use the stream for data transmission
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// For example: stream.Send(&milvuspb.ReplicateMessage{...})
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}
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