kafka ConnectorClientConfigOverridePolicy 源码
kafka ConnectorClientConfigOverridePolicy 代码
文件路径：/connect/api/src/main/java/org/apache/kafka/connect/connector/policy/ConnectorClientConfigOverridePolicy.java
/*
* Licensed to the Apache Software Foundation (ASF) 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 org.apache.kafka.connect.connector.policy;
import org.apache.kafka.common.Configurable;
import org.apache.kafka.common.config.ConfigValue;
import java.util.List;
/**
* <p>An interface for enforcing a policy on overriding of client configs via the connector configs.
*
* <p>Common use cases are ability to provide principal per connector, <code>sasl.jaas.config</code>
* and/or enforcing that the producer/consumer configurations for optimizations are within acceptable ranges.
*/
public interface ConnectorClientConfigOverridePolicy extends Configurable, AutoCloseable {
/**
* Worker will invoke this while constructing the producer for the SourceConnectors, DLQ for SinkConnectors and the consumer for the
* SinkConnectors to validate if all of the overridden client configurations are allowed per the
* policy implementation. This would also be invoked during the validation of connector configs via the Rest API.
*
* If there are any policy violations, the connector will not be started.
*
* @param connectorClientConfigRequest an instance of {@code ConnectorClientConfigRequest} that provides the configs to overridden and
* its context; never {@code null}
* @return list of {@link ConfigValue} instances that describe each client configuration in the request and includes an
{@link ConfigValue#errorMessages error} if the configuration is not allowed by the policy; never null
*/
List<ConfigValue> validate(ConnectorClientConfigRequest connectorClientConfigRequest);
}
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