建立 MirrorMaker 2.0 來源連接器

# A single MirrorMaker 2 Source Connector to replicate from one source to one target.
resource "google_managed_kafka_connector" "default" {
  project         = data.google_project.default.project_id
  connector_id    = "mm2-source-to-target-connector-id"
  connect_cluster = google_managed_kafka_connect_cluster.default.connect_cluster_id
  location        = "us-central1"

  configs = {
    "connector.class"      = "org.apache.kafka.connect.mirror.MirrorSourceConnector"
    "name"                 = "mm2-source-to-target-connector-id"
    "tasks.max"            = "3"
    "source.cluster.alias" = "source"
    "target.cluster.alias" = "target"
    "topics"               = ".*" # Replicate all topics from the source
    # The value for bootstrap.servers is a comma-separated list of hostname:port pairs
    # for one or more Kafka brokers in the source/target cluster.
    "source.cluster.bootstrap.servers" = "source_cluster_dns"
    "target.cluster.bootstrap.servers" = "target_cluster_dns"
    # You can define an exclusion policy for topics as follows:
    # To exclude internal MirrorMaker 2 topics, internal topics and replicated topics,.
    "topics.exclude" = "mm2.*\\.internal,.*\\.replica,__.*"
  }

  provider = google-beta
}

import (
	"context"
	"fmt"
	"io"

	managedkafka "cloud.google.com/go/managedkafka/apiv1"
	"cloud.google.com/go/managedkafka/apiv1/managedkafkapb"
	"google.golang.org/api/option"
)

// createMirrorMaker2SourceConnector creates a MirrorMaker 2.0 Source connector.
func createMirrorMaker2SourceConnector(w io.Writer, projectID, region, connectClusterID, connectorID, sourceBootstrapServers, targetBootstrapServers, tasksMax, sourceClusterAlias, targetClusterAlias, topics, topicsExclude string, opts ...option.ClientOption) error {
	// TODO(developer): Update with your config values. Here is a sample configuration:
	// projectID := "my-project-id"
	// region := "us-central1"
	// connectClusterID := "my-connect-cluster"
	// connectorID := "mm2-source-to-target-connector-id"
	// sourceBootstrapServers := "source_cluster_dns"
	// targetBootstrapServers := "target_cluster_dns"
	// tasksMax := "3"
	// sourceClusterAlias := "source"
	// targetClusterAlias := "target"
	// topics := ".*"
	// topicsExclude := "mm2.*.internal,.*.replica,__.*"
	ctx := context.Background()
	client, err := managedkafka.NewManagedKafkaConnectClient(ctx, opts...)
	if err != nil {
		return fmt.Errorf("managedkafka.NewManagedKafkaConnectClient got err: %w", err)
	}
	defer client.Close()

	parent := fmt.Sprintf("projects/%s/locations/%s/connectClusters/%s", projectID, region, connectClusterID)

	config := map[string]string{
		"connector.class":      "org.apache.kafka.connect.mirror.MirrorSourceConnector",
		"name":                 connectorID,
		"tasks.max":            tasksMax,
		"source.cluster.alias": sourceClusterAlias,
		"target.cluster.alias": targetClusterAlias, // This is usually the primary cluster.
		// Replicate all topics from the source
		"topics": topics,
		// The value for bootstrap.servers is a hostname:port pair for the Kafka broker in
		// the source/target cluster.
		// For example: "kafka-broker:9092"
		"source.cluster.bootstrap.servers": sourceBootstrapServers,
		"target.cluster.bootstrap.servers": targetBootstrapServers,
		// You can define an exclusion policy for topics as follows:
		// To exclude internal MirrorMaker 2 topics, internal topics and replicated topics.
		// topicsExclude := "mm2.*.internal,.*.replica,__.*"
		"topics.exclude": topicsExclude,
	}

	connector := &managedkafkapb.Connector{
		Name:    fmt.Sprintf("%s/connectors/%s", parent, connectorID),
		Configs: config,
	}

	req := &managedkafkapb.CreateConnectorRequest{
		Parent:      parent,
		ConnectorId: connectorID,
		Connector:   connector,
	}

	resp, err := client.CreateConnector(ctx, req)
	if err != nil {
		return fmt.Errorf("client.CreateConnector got err: %w", err)
	}
	fmt.Fprintf(w, "Created MirrorMaker 2.0 Source connector: %s\n", resp.Name)
	return nil
}

import com.google.api.gax.rpc.ApiException;
import com.google.cloud.managedkafka.v1.ConnectClusterName;
import com.google.cloud.managedkafka.v1.Connector;
import com.google.cloud.managedkafka.v1.ConnectorName;
import com.google.cloud.managedkafka.v1.CreateConnectorRequest;
import com.google.cloud.managedkafka.v1.ManagedKafkaConnectClient;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

public class CreateMirrorMaker2SourceConnector {

  public static void main(String[] args) throws Exception {
    // TODO(developer): Replace these variables before running the example.
    String projectId = "my-project-id";
    String region = "my-region"; // e.g. us-east1
    String maxTasks = "3";
    String connectClusterId = "my-connect-cluster";
    String connectorId = "my-mirrormaker2-connector";
    String sourceClusterBootstrapServers = "my-source-cluster:9092";
    String targetClusterBootstrapServers = "my-target-cluster:9092";
    String sourceClusterAlias = "source";
    String targetClusterAlias = "target"; // This is usually the primary cluster.
    String connectorClass = "org.apache.kafka.connect.mirror.MirrorSourceConnector";
    String topics = ".*";
    // You can define an exclusion policy for topics as follows:
    // To exclude internal MirrorMaker 2 topics, internal topics and replicated topics.
    String topicsExclude = "mm2.*.internal,.*.replica,__.*";
    createMirrorMaker2SourceConnector(
        projectId,
        region,
        maxTasks,
        connectClusterId,
        connectorId,
        sourceClusterBootstrapServers,
        targetClusterBootstrapServers,
        sourceClusterAlias,
        targetClusterAlias,
        connectorClass,
        topics,
        topicsExclude);
  }

  public static void createMirrorMaker2SourceConnector(
      String projectId,
      String region,
      String maxTasks,
      String connectClusterId,
      String connectorId,
      String sourceClusterBootstrapServers,
      String targetClusterBootstrapServers,
      String sourceClusterAlias,
      String targetClusterAlias,
      String connectorClass,
      String topics,
      String topicsExclude)
      throws Exception {

    // Build the connector configuration
    Map<String, String> configMap = new HashMap<>();
    configMap.put("tasks.max", maxTasks);
    configMap.put("connector.class", connectorClass);
    configMap.put("name", connectorId);
    configMap.put("source.cluster.alias", sourceClusterAlias);
    configMap.put("target.cluster.alias", targetClusterAlias);
    configMap.put("topics", topics);
    configMap.put("topics.exclude", topicsExclude);
    configMap.put("source.cluster.bootstrap.servers", sourceClusterBootstrapServers);
    configMap.put("target.cluster.bootstrap.servers", targetClusterBootstrapServers);

    Connector connector = Connector.newBuilder()
        .setName(
            ConnectorName.of(projectId, region, connectClusterId, connectorId).toString())
        .putAllConfigs(configMap)
        .build();

    try (ManagedKafkaConnectClient managedKafkaConnectClient = ManagedKafkaConnectClient.create()) {
      CreateConnectorRequest request = CreateConnectorRequest.newBuilder()
          .setParent(ConnectClusterName.of(projectId, region, connectClusterId).toString())
          .setConnectorId(connectorId)
          .setConnector(connector)
          .build();

      // This operation is being handled synchronously.
      Connector response = managedKafkaConnectClient.createConnector(request);
      System.out.printf("Created MirrorMaker2 Source connector: %s\n", response.getName());
    } catch (IOException | ApiException e) {
      System.err.printf("managedKafkaConnectClient.createConnector got err: %s\n", e.getMessage());
    }
  }
}

from google.api_core.exceptions import GoogleAPICallError
from google.cloud.managedkafka_v1.services.managed_kafka_connect import (
    ManagedKafkaConnectClient,
)
from google.cloud.managedkafka_v1.types import Connector, CreateConnectorRequest

connect_client = ManagedKafkaConnectClient()
parent = connect_client.connect_cluster_path(project_id, region, connect_cluster_id)

configs = {
    "connector.class": "org.apache.kafka.connect.mirror.MirrorSourceConnector",
    "name": connector_id,
    "tasks.max": tasks_max,
    "source.cluster.alias": source_cluster_alias,
    "target.cluster.alias": target_cluster_alias,  # This is usually the primary cluster.
    # Replicate all topics from the source
    "topics": topics,
    # The value for bootstrap.servers is a hostname:port pair for the Kafka broker in
    # the source/target cluster.
    # For example: "kafka-broker:9092"
    "source.cluster.bootstrap.servers": source_bootstrap_servers,
    "target.cluster.bootstrap.servers": target_bootstrap_servers,
    # You can define an exclusion policy for topics as follows:
    # To exclude internal MirrorMaker 2 topics, internal topics and replicated topics.
    "topics.exclude": topics_exclude,
}

connector = Connector()
# The name of the connector.
connector.name = connector_id
connector.configs = configs

request = CreateConnectorRequest(
    parent=parent,
    connector_id=connector_id,
    connector=connector,
)

try:
    operation = connect_client.create_connector(request=request)
    print(f"Waiting for operation {operation.operation.name} to complete...")
    response = operation.result()
    print("Created Connector:", response)
except GoogleAPICallError as e:
    print(f"The operation failed with error: {e}")