YARN-1392: Add new files
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1542106 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Sanford Ryza
parent
3858b9018e
commit
6ac4ac05f7
@ -0,0 +1,121 @@
|
|||||||
|
/**
|
||||||
|
* 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.hadoop.yarn.server.resourcemanager.scheduler.fair;
|
||||||
|
|
||||||
|
import java.io.IOException;
|
||||||
|
import java.util.ArrayList;
|
||||||
|
import java.util.Collections;
|
||||||
|
import java.util.HashMap;
|
||||||
|
import java.util.List;
|
||||||
|
import java.util.Map;
|
||||||
|
import java.util.Set;
|
||||||
|
|
||||||
|
import org.apache.hadoop.conf.Configuration;
|
||||||
|
import org.apache.hadoop.security.Groups;
|
||||||
|
import org.apache.hadoop.util.ReflectionUtils;
|
||||||
|
import org.w3c.dom.Element;
|
||||||
|
import org.w3c.dom.Node;
|
||||||
|
import org.w3c.dom.NodeList;
|
||||||
|
|
||||||
|
public class QueuePlacementPolicy {
|
||||||
|
private static final Map<String, Class<? extends QueuePlacementRule>> ruleClasses;
|
||||||
|
static {
|
||||||
|
Map<String, Class<? extends QueuePlacementRule>> map =
|
||||||
|
new HashMap<String, Class<? extends QueuePlacementRule>>();
|
||||||
|
map.put("user", QueuePlacementRule.User.class);
|
||||||
|
map.put("primaryGroup", QueuePlacementRule.PrimaryGroup.class);
|
||||||
|
map.put("specified", QueuePlacementRule.Specified.class);
|
||||||
|
map.put("default", QueuePlacementRule.Default.class);
|
||||||
|
map.put("reject", QueuePlacementRule.Reject.class);
|
||||||
|
ruleClasses = Collections.unmodifiableMap(map);
|
||||||
|
}
|
||||||
|
|
||||||
|
private final List<QueuePlacementRule> rules;
|
||||||
|
private final Set<String> configuredQueues;
|
||||||
|
private final Groups groups;
|
||||||
|
|
||||||
|
public QueuePlacementPolicy(List<QueuePlacementRule> rules,
|
||||||
|
Set<String> configuredQueues, Configuration conf)
|
||||||
|
throws AllocationConfigurationException {
|
||||||
|
for (int i = 0; i < rules.size()-1; i++) {
|
||||||
|
if (rules.get(i).isTerminal()) {
|
||||||
|
throw new AllocationConfigurationException("Rules after rule "
|
||||||
|
+ i + " in queue placement policy can never be reached");
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if (!rules.get(rules.size()-1).isTerminal()) {
|
||||||
|
throw new AllocationConfigurationException(
|
||||||
|
"Could get past last queue placement rule without assigning");
|
||||||
|
}
|
||||||
|
this.rules = rules;
|
||||||
|
this.configuredQueues = configuredQueues;
|
||||||
|
groups = new Groups(conf);
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Builds a QueuePlacementPolicy from an xml element.
|
||||||
|
*/
|
||||||
|
public static QueuePlacementPolicy fromXml(Element el, Set<String> configuredQueues,
|
||||||
|
Configuration conf) throws AllocationConfigurationException {
|
||||||
|
List<QueuePlacementRule> rules = new ArrayList<QueuePlacementRule>();
|
||||||
|
NodeList elements = el.getChildNodes();
|
||||||
|
for (int i = 0; i < elements.getLength(); i++) {
|
||||||
|
Node node = elements.item(i);
|
||||||
|
if (node instanceof Element) {
|
||||||
|
Element element = (Element)node;
|
||||||
|
String ruleName = element.getTagName();
|
||||||
|
Class<? extends QueuePlacementRule> clazz = ruleClasses.get(ruleName);
|
||||||
|
if (clazz == null) {
|
||||||
|
throw new AllocationConfigurationException("No rule class found for "
|
||||||
|
+ ruleName);
|
||||||
|
}
|
||||||
|
QueuePlacementRule rule = ReflectionUtils.newInstance(clazz, null);
|
||||||
|
rule.initializeFromXml(element);
|
||||||
|
rules.add(rule);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return new QueuePlacementPolicy(rules, configuredQueues, conf);
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Applies this rule to an app with the given requested queue and user/group
|
||||||
|
* information.
|
||||||
|
*
|
||||||
|
* @param requestedQueue
|
||||||
|
* The queue specified in the ApplicationSubmissionContext
|
||||||
|
* @param user
|
||||||
|
* The user submitting the app
|
||||||
|
* @return
|
||||||
|
* The name of the queue to assign the app to. Or null if the app should
|
||||||
|
* be rejected.
|
||||||
|
* @throws IOException
|
||||||
|
* If an exception is encountered while getting the user's groups
|
||||||
|
*/
|
||||||
|
public String assignAppToQueue(String requestedQueue, String user)
|
||||||
|
throws IOException {
|
||||||
|
for (QueuePlacementRule rule : rules) {
|
||||||
|
String queue = rule.assignAppToQueue(requestedQueue, user, groups,
|
||||||
|
configuredQueues);
|
||||||
|
if (queue == null || !queue.isEmpty()) {
|
||||||
|
return queue;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
throw new IllegalStateException("Should have applied a rule before " +
|
||||||
|
"reaching here");
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,200 @@
|
|||||||
|
/**
|
||||||
|
* 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.hadoop.yarn.server.resourcemanager.scheduler.fair;
|
||||||
|
|
||||||
|
import java.io.IOException;
|
||||||
|
import java.util.Collection;
|
||||||
|
import java.util.HashMap;
|
||||||
|
import java.util.Map;
|
||||||
|
|
||||||
|
import org.apache.hadoop.security.Groups;
|
||||||
|
import org.apache.hadoop.yarn.conf.YarnConfiguration;
|
||||||
|
import org.w3c.dom.Element;
|
||||||
|
import org.w3c.dom.NamedNodeMap;
|
||||||
|
import org.w3c.dom.Node;
|
||||||
|
|
||||||
|
public abstract class QueuePlacementRule {
|
||||||
|
protected boolean create;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Initializes the rule with any arguments.
|
||||||
|
*
|
||||||
|
* @param args
|
||||||
|
* Additional attributes of the rule's xml element other than create.
|
||||||
|
*/
|
||||||
|
public QueuePlacementRule initialize(boolean create, Map<String, String> args) {
|
||||||
|
this.create = create;
|
||||||
|
return this;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
*
|
||||||
|
* @param requestedQueue
|
||||||
|
* The queue explicitly requested.
|
||||||
|
* @param user
|
||||||
|
* The user submitting the app.
|
||||||
|
* @param groups
|
||||||
|
* The groups of the user submitting the app.
|
||||||
|
* @param configuredQueues
|
||||||
|
* The queues specified in the scheduler configuration.
|
||||||
|
* @return
|
||||||
|
* The queue to place the app into. An empty string indicates that we should
|
||||||
|
* continue to the next rule, and null indicates that the app should be rejected.
|
||||||
|
*/
|
||||||
|
public String assignAppToQueue(String requestedQueue, String user,
|
||||||
|
Groups groups, Collection<String> configuredQueues) throws IOException {
|
||||||
|
String queue = getQueueForApp(requestedQueue, user, groups);
|
||||||
|
if (create || configuredQueues.contains(queue)) {
|
||||||
|
return queue;
|
||||||
|
} else {
|
||||||
|
return "";
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
public void initializeFromXml(Element el) {
|
||||||
|
boolean create = true;
|
||||||
|
NamedNodeMap attributes = el.getAttributes();
|
||||||
|
Map<String, String> args = new HashMap<String, String>();
|
||||||
|
for (int i = 0; i < attributes.getLength(); i++) {
|
||||||
|
Node node = attributes.item(i);
|
||||||
|
String key = node.getNodeName();
|
||||||
|
String value = node.getNodeValue();
|
||||||
|
if (key.equals("create")) {
|
||||||
|
create = Boolean.parseBoolean(value);
|
||||||
|
} else {
|
||||||
|
args.put(key, value);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
initialize(create, args);
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Returns true if this rule never tells the policy to continue.
|
||||||
|
*/
|
||||||
|
public abstract boolean isTerminal();
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Applies this rule to an app with the given requested queue and user/group
|
||||||
|
* information.
|
||||||
|
*
|
||||||
|
* @param requestedQueue
|
||||||
|
* The queue specified in the ApplicationSubmissionContext
|
||||||
|
* @param user
|
||||||
|
* The user submitting the app.
|
||||||
|
* @param groups
|
||||||
|
* The groups of the user submitting the app.
|
||||||
|
* @return
|
||||||
|
* The name of the queue to assign the app to, or null to empty string
|
||||||
|
* continue to the next rule.
|
||||||
|
*/
|
||||||
|
protected abstract String getQueueForApp(String requestedQueue, String user,
|
||||||
|
Groups groups) throws IOException;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Places apps in queues by username of the submitter
|
||||||
|
*/
|
||||||
|
public static class User extends QueuePlacementRule {
|
||||||
|
@Override
|
||||||
|
protected String getQueueForApp(String requestedQueue,
|
||||||
|
String user, Groups groups) {
|
||||||
|
return "root." + user;
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public boolean isTerminal() {
|
||||||
|
return create;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Places apps in queues by primary group of the submitter
|
||||||
|
*/
|
||||||
|
public static class PrimaryGroup extends QueuePlacementRule {
|
||||||
|
@Override
|
||||||
|
protected String getQueueForApp(String requestedQueue,
|
||||||
|
String user, Groups groups) throws IOException {
|
||||||
|
return "root." + groups.getGroups(user).get(0);
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public boolean isTerminal() {
|
||||||
|
return create;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Places apps in queues by requested queue of the submitter
|
||||||
|
*/
|
||||||
|
public static class Specified extends QueuePlacementRule {
|
||||||
|
@Override
|
||||||
|
protected String getQueueForApp(String requestedQueue,
|
||||||
|
String user, Groups groups) {
|
||||||
|
if (requestedQueue.equals(YarnConfiguration.DEFAULT_QUEUE_NAME)) {
|
||||||
|
return "";
|
||||||
|
} else {
|
||||||
|
if (!requestedQueue.startsWith("root.")) {
|
||||||
|
requestedQueue = "root." + requestedQueue;
|
||||||
|
}
|
||||||
|
return requestedQueue;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public boolean isTerminal() {
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Places all apps in the default queue
|
||||||
|
*/
|
||||||
|
public static class Default extends QueuePlacementRule {
|
||||||
|
@Override
|
||||||
|
protected String getQueueForApp(String requestedQueue, String user,
|
||||||
|
Groups groups) {
|
||||||
|
return "root." + YarnConfiguration.DEFAULT_QUEUE_NAME;
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public boolean isTerminal() {
|
||||||
|
return create;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Rejects all apps
|
||||||
|
*/
|
||||||
|
public static class Reject extends QueuePlacementRule {
|
||||||
|
@Override
|
||||||
|
public String assignAppToQueue(String requestedQueue, String user,
|
||||||
|
Groups groups, Collection<String> configuredQueues) {
|
||||||
|
return null;
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
protected String getQueueForApp(String requestedQueue, String user,
|
||||||
|
Groups groups) {
|
||||||
|
throw new UnsupportedOperationException();
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public boolean isTerminal() {
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,44 @@
|
|||||||
|
/**
|
||||||
|
* 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.hadoop.yarn.server.resourcemanager.scheduler.fair;
|
||||||
|
|
||||||
|
import java.io.IOException;
|
||||||
|
import java.util.Arrays;
|
||||||
|
import java.util.List;
|
||||||
|
|
||||||
|
import org.apache.hadoop.security.GroupMappingServiceProvider;
|
||||||
|
|
||||||
|
public class SimpleGroupsMapping implements GroupMappingServiceProvider {
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public List<String> getGroups(String user) {
|
||||||
|
return Arrays.asList(user + "group");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void cacheGroupsRefresh() throws IOException {
|
||||||
|
throw new UnsupportedOperationException();
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void cacheGroupsAdd(List<String> groups) throws IOException {
|
||||||
|
throw new UnsupportedOperationException();
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
@ -0,0 +1,119 @@
|
|||||||
|
/**
|
||||||
|
* 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.hadoop.yarn.server.resourcemanager.scheduler.fair;
|
||||||
|
|
||||||
|
import static org.junit.Assert.assertEquals;
|
||||||
|
|
||||||
|
import java.util.Set;
|
||||||
|
|
||||||
|
import javax.xml.parsers.DocumentBuilder;
|
||||||
|
import javax.xml.parsers.DocumentBuilderFactory;
|
||||||
|
|
||||||
|
import org.apache.commons.io.IOUtils;
|
||||||
|
import org.apache.hadoop.conf.Configuration;
|
||||||
|
import org.apache.hadoop.fs.CommonConfigurationKeys;
|
||||||
|
import org.apache.hadoop.security.GroupMappingServiceProvider;
|
||||||
|
import org.junit.BeforeClass;
|
||||||
|
import org.junit.Test;
|
||||||
|
import org.w3c.dom.Document;
|
||||||
|
import org.w3c.dom.Element;
|
||||||
|
|
||||||
|
import com.google.common.collect.Sets;
|
||||||
|
|
||||||
|
public class TestQueuePlacementPolicy {
|
||||||
|
private final static Configuration conf = new Configuration();
|
||||||
|
private final static Set<String> configuredQueues = Sets.newHashSet("root.someuser");
|
||||||
|
|
||||||
|
@BeforeClass
|
||||||
|
public static void setup() {
|
||||||
|
conf.setClass(CommonConfigurationKeys.HADOOP_SECURITY_GROUP_MAPPING,
|
||||||
|
SimpleGroupsMapping.class, GroupMappingServiceProvider.class);
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testSpecifiedUserPolicy() throws Exception {
|
||||||
|
StringBuffer sb = new StringBuffer();
|
||||||
|
sb.append("<queuePlacementPolicy>");
|
||||||
|
sb.append(" <specified />");
|
||||||
|
sb.append(" <user />");
|
||||||
|
sb.append("</queuePlacementPolicy>");
|
||||||
|
QueuePlacementPolicy policy = parse(sb.toString());
|
||||||
|
assertEquals("root.specifiedq",policy.assignAppToQueue("specifiedq", "someuser"));
|
||||||
|
assertEquals("root.someuser", policy.assignAppToQueue("default", "someuser"));
|
||||||
|
assertEquals("root.otheruser", policy.assignAppToQueue("default", "otheruser"));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testNoCreate() throws Exception {
|
||||||
|
StringBuffer sb = new StringBuffer();
|
||||||
|
sb.append("<queuePlacementPolicy>");
|
||||||
|
sb.append(" <specified />");
|
||||||
|
sb.append(" <user create=\"false\" />");
|
||||||
|
sb.append(" <default />");
|
||||||
|
sb.append("</queuePlacementPolicy>");
|
||||||
|
QueuePlacementPolicy policy = parse(sb.toString());
|
||||||
|
assertEquals("root.specifiedq", policy.assignAppToQueue("specifiedq", "someuser"));
|
||||||
|
assertEquals("root.someuser", policy.assignAppToQueue("default", "someuser"));
|
||||||
|
assertEquals("root.specifiedq", policy.assignAppToQueue("specifiedq", "otheruser"));
|
||||||
|
assertEquals("root.default", policy.assignAppToQueue("default", "otheruser"));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testSpecifiedThenReject() throws Exception {
|
||||||
|
StringBuffer sb = new StringBuffer();
|
||||||
|
sb.append("<queuePlacementPolicy>");
|
||||||
|
sb.append(" <specified />");
|
||||||
|
sb.append(" <reject />");
|
||||||
|
sb.append("</queuePlacementPolicy>");
|
||||||
|
QueuePlacementPolicy policy = parse(sb.toString());
|
||||||
|
assertEquals("root.specifiedq", policy.assignAppToQueue("specifiedq", "someuser"));
|
||||||
|
assertEquals(null, policy.assignAppToQueue("default", "someuser"));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test (expected = AllocationConfigurationException.class)
|
||||||
|
public void testOmittedTerminalRule() throws Exception {
|
||||||
|
StringBuffer sb = new StringBuffer();
|
||||||
|
sb.append("<queuePlacementPolicy>");
|
||||||
|
sb.append(" <specified />");
|
||||||
|
sb.append(" <user create=\"false\" />");
|
||||||
|
sb.append("</queuePlacementPolicy>");
|
||||||
|
parse(sb.toString());
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test (expected = AllocationConfigurationException.class)
|
||||||
|
public void testTerminalRuleInMiddle() throws Exception {
|
||||||
|
StringBuffer sb = new StringBuffer();
|
||||||
|
sb.append("<queuePlacementPolicy>");
|
||||||
|
sb.append(" <specified />");
|
||||||
|
sb.append(" <default />");
|
||||||
|
sb.append(" <user />");
|
||||||
|
sb.append("</queuePlacementPolicy>");
|
||||||
|
parse(sb.toString());
|
||||||
|
}
|
||||||
|
|
||||||
|
private QueuePlacementPolicy parse(String str) throws Exception {
|
||||||
|
// Read and parse the allocations file.
|
||||||
|
DocumentBuilderFactory docBuilderFactory =
|
||||||
|
DocumentBuilderFactory.newInstance();
|
||||||
|
docBuilderFactory.setIgnoringComments(true);
|
||||||
|
DocumentBuilder builder = docBuilderFactory.newDocumentBuilder();
|
||||||
|
Document doc = builder.parse(IOUtils.toInputStream(str));
|
||||||
|
Element root = doc.getDocumentElement();
|
||||||
|
return QueuePlacementPolicy.fromXml(root, configuredQueues, conf);
|
||||||
|
}
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue
Block a user