| /* |
| * 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.slider.server.appmaster.model.mock |
| |
| import groovy.util.logging.Slf4j |
| import org.apache.hadoop.yarn.api.records.ContainerId |
| import org.apache.hadoop.yarn.api.records.Priority |
| import org.apache.hadoop.yarn.client.api.AMRMClient |
| import org.apache.slider.server.appmaster.operations.AbstractRMOperation |
| import org.apache.slider.server.appmaster.operations.ContainerReleaseOperation |
| import org.apache.slider.server.appmaster.operations.ContainerRequestOperation |
| import org.apache.slider.server.appmaster.operations.RMOperationHandler |
| |
| @Slf4j |
| class MockRMOperationHandler extends RMOperationHandler { |
| public List<AbstractRMOperation> operations = []; |
| int requests, releases; |
| // number available to cancel |
| int availableToCancel = 0; |
| // count of cancelled values. This must be explicitly set |
| int cancelled |
| |
| @Override |
| public void releaseAssignedContainer(ContainerId containerId) { |
| operations.add(new ContainerReleaseOperation(containerId)) |
| log.info("Releasing container ID " + containerId.getId()) |
| releases++; |
| } |
| |
| @Override |
| public void addContainerRequest(AMRMClient.ContainerRequest req) { |
| operations.add(new ContainerRequestOperation(req)) |
| log.info("Requesting container role #" + req.priority); |
| requests++; |
| } |
| |
| @Override |
| int cancelContainerRequests( |
| Priority priority1, |
| Priority priority2, |
| int count) { |
| int releaseable = Math.min(count, availableToCancel) |
| availableToCancel -= releaseable; |
| cancelled += releaseable; |
| return releaseable; |
| } |
| |
| /** |
| * clear the history |
| */ |
| public void clear() { |
| operations.clear() |
| releases = 0; |
| requests = 0; |
| } |
| } |