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[FLINK-28311][rest] Introduce JobManagerJobConfigurationHandler
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86 changes: 86 additions & 0 deletions
86
...ain/java/org/apache/flink/runtime/rest/handler/job/JobManagerJobConfigurationHandler.java
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| /* | ||
| * 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. | ||
| */ | ||
|
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| package org.apache.flink.runtime.rest.handler.job; | ||
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| import org.apache.flink.api.common.time.Time; | ||
| import org.apache.flink.configuration.Configuration; | ||
| import org.apache.flink.runtime.rest.handler.AbstractRestHandler; | ||
| import org.apache.flink.runtime.rest.handler.HandlerRequest; | ||
| import org.apache.flink.runtime.rest.handler.RestHandlerException; | ||
| import org.apache.flink.runtime.rest.messages.ConfigurationInfo; | ||
| import org.apache.flink.runtime.rest.messages.EmptyRequestBody; | ||
| import org.apache.flink.runtime.rest.messages.JobIDPathParameter; | ||
| import org.apache.flink.runtime.rest.messages.JobMessageParameters; | ||
| import org.apache.flink.runtime.rest.messages.MessageHeaders; | ||
| import org.apache.flink.runtime.rest.messages.job.JobManagerJobConfigurationHeaders; | ||
| import org.apache.flink.runtime.scheduler.ExecutionGraphInfo; | ||
| import org.apache.flink.runtime.webmonitor.RestfulGateway; | ||
| import org.apache.flink.runtime.webmonitor.history.ArchivedJson; | ||
| import org.apache.flink.runtime.webmonitor.history.JsonArchivist; | ||
| import org.apache.flink.runtime.webmonitor.retriever.GatewayRetriever; | ||
| import org.apache.flink.util.Preconditions; | ||
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| import javax.annotation.Nonnull; | ||
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| import java.io.IOException; | ||
| import java.util.Collection; | ||
| import java.util.Collections; | ||
| import java.util.Map; | ||
| import java.util.concurrent.CompletableFuture; | ||
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| /** Handler which serves the jobmanager's configuration of a specific job. */ | ||
| public class JobManagerJobConfigurationHandler | ||
| extends AbstractRestHandler< | ||
| RestfulGateway, EmptyRequestBody, ConfigurationInfo, JobMessageParameters> | ||
| implements JsonArchivist { | ||
| private final ConfigurationInfo jobConfig; | ||
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| public JobManagerJobConfigurationHandler( | ||
| GatewayRetriever<? extends RestfulGateway> leaderRetriever, | ||
| Time timeout, | ||
| Map<String, String> responseHeaders, | ||
| MessageHeaders<EmptyRequestBody, ConfigurationInfo, JobMessageParameters> | ||
| messageHeaders, | ||
| Configuration configuration) { | ||
| super(leaderRetriever, timeout, responseHeaders, messageHeaders); | ||
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| Preconditions.checkNotNull(configuration); | ||
| this.jobConfig = ConfigurationInfo.from(configuration); | ||
| } | ||
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| @Override | ||
| protected CompletableFuture<ConfigurationInfo> handleRequest( | ||
| @Nonnull HandlerRequest<EmptyRequestBody> request, @Nonnull RestfulGateway gateway) | ||
| throws RestHandlerException { | ||
| return CompletableFuture.completedFuture(jobConfig); | ||
| } | ||
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| @Override | ||
| public Collection<ArchivedJson> archiveJsonWithPath(ExecutionGraphInfo executionGraphInfo) | ||
| throws IOException { | ||
| return Collections.singletonList( | ||
| new ArchivedJson( | ||
| JobManagerJobConfigurationHeaders.getInstance() | ||
| .getTargetRestEndpointURL() | ||
| .replace( | ||
| ':' + JobIDPathParameter.KEY, | ||
| executionGraphInfo.getJobId().toString()), | ||
| jobConfig)); | ||
| } | ||
| } |
80 changes: 80 additions & 0 deletions
80
...in/java/org/apache/flink/runtime/rest/messages/job/JobManagerJobConfigurationHeaders.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
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| package org.apache.flink.runtime.rest.messages.job; | ||
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| import org.apache.flink.runtime.rest.HttpMethodWrapper; | ||
| import org.apache.flink.runtime.rest.messages.ConfigurationInfo; | ||
| import org.apache.flink.runtime.rest.messages.EmptyRequestBody; | ||
| import org.apache.flink.runtime.rest.messages.JobMessageParameters; | ||
| import org.apache.flink.runtime.rest.messages.MessageHeaders; | ||
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| import org.apache.flink.shaded.netty4.io.netty.handler.codec.http.HttpResponseStatus; | ||
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| /** | ||
| * Message headers for the {@link | ||
| * org.apache.flink.runtime.rest.handler.job.JobManagerJobConfigurationHandler}. | ||
| */ | ||
| public class JobManagerJobConfigurationHeaders | ||
| implements MessageHeaders<EmptyRequestBody, ConfigurationInfo, JobMessageParameters> { | ||
| private static final JobManagerJobConfigurationHeaders INSTANCE = | ||
| new JobManagerJobConfigurationHeaders(); | ||
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| public static final String JOBMANAGER_JOB_CONFIG_REST_PATH = "/jobs/:jobid/jobmanager/config"; | ||
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| private JobManagerJobConfigurationHeaders() {} | ||
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| @Override | ||
| public Class<EmptyRequestBody> getRequestClass() { | ||
| return EmptyRequestBody.class; | ||
| } | ||
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| @Override | ||
| public HttpMethodWrapper getHttpMethod() { | ||
| return HttpMethodWrapper.GET; | ||
| } | ||
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| @Override | ||
| public String getTargetRestEndpointURL() { | ||
| return JOBMANAGER_JOB_CONFIG_REST_PATH; | ||
| } | ||
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| @Override | ||
| public Class<ConfigurationInfo> getResponseClass() { | ||
| return ConfigurationInfo.class; | ||
| } | ||
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| @Override | ||
| public HttpResponseStatus getResponseStatusCode() { | ||
| return HttpResponseStatus.OK; | ||
| } | ||
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| @Override | ||
| public JobMessageParameters getUnresolvedMessageParameters() { | ||
| return new JobMessageParameters(); | ||
| } | ||
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| public static JobManagerJobConfigurationHeaders getInstance() { | ||
| return INSTANCE; | ||
| } | ||
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| @Override | ||
| public String getDescription() { | ||
| return "Returns the jobmanager's configuration of a specific job."; | ||
| } | ||
| } |
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