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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.
*/
package org.apache.drill.exec.work.foreman.rm;
import org.apache.drill.common.config.DrillConfig;
import org.apache.drill.common.exceptions.DrillRuntimeException;
import org.apache.drill.exec.ExecConstants;
import org.apache.drill.exec.ops.QueryContext;
import org.apache.drill.exec.resourcemgr.config.ResourcePoolTree;
import org.apache.drill.exec.resourcemgr.config.ResourcePoolTreeImpl;
import org.apache.drill.exec.resourcemgr.config.exception.RMConfigException;
import org.apache.drill.exec.server.DrillbitContext;
import org.apache.drill.exec.work.foreman.Foreman;
public class DistributedResourceManager implements ResourceManager {
private static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(DistributedResourceManager.class);
private final ResourcePoolTree rmPoolTree;
private final DrillbitContext context;
private final DrillConfig rmConfig;
private final ResourceManager delegatedRM;
public DistributedResourceManager(DrillbitContext context) throws DrillRuntimeException {
try {
this.context = context;
this.rmConfig = DrillConfig.createForRM();
rmPoolTree = new ResourcePoolTreeImpl(rmConfig, DrillConfig.getMaxDirectMemory(),
Runtime.getRuntime().availableProcessors(), 1);
logger.debug("Successfully parsed RM config \n{}", rmConfig.getConfig(ResourcePoolTreeImpl.ROOT_POOL_CONFIG_KEY));
this.delegatedRM = new DefaultResourceManager();
} catch (RMConfigException ex) {
throw new DrillRuntimeException(String.format("Failed while parsing Drill RM Configs. Drillbit won't be started" +
" unless config is fixed or RM is disabled by setting %s to false", ExecConstants.RM_ENABLED), ex);
}
}
@Override
public long memoryPerNode() {
return delegatedRM.memoryPerNode();
}
@Override
public int cpusPerNode() {
return delegatedRM.cpusPerNode();
}
@Override
public QueryResourceAllocator newResourceAllocator(QueryContext queryContext) {
return delegatedRM.newResourceAllocator(queryContext);
}
@Override
public QueryResourceManager newQueryRM(Foreman foreman) {
return delegatedRM.newQueryRM(foreman);
}
public ResourcePoolTree getRmPoolTree() {
return rmPoolTree;
}
@Override
public void close() {
delegatedRM.close();
}
}
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