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YARN-10823. Expose all node labels for root without explicit configurations. Contributed by Andras Gyori

This commit is contained in:
9uapaw 2021-10-01 04:20:36 +02:00 committed by GitHub
parent 3c9e3d5321
commit ed8e879320
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3 changed files with 56 additions and 2 deletions
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6
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/AbstractCSQueue.java
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@ -77,6 +77,7 @@ import java.util.Set;
import java.util.concurrent.locks.ReentrantReadWriteLock;
import static org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerConfiguration.DOT;
import static org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerConfiguration.ROOT;
import static org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerConfiguration.UNDEFINED;
public abstract class AbstractCSQueue implements CSQueue {
@ -463,8 +464,13 @@ public abstract class AbstractCSQueue implements CSQueue {
if (csContext.getCapacitySchedulerQueueManager() != null
&& csContext.getCapacitySchedulerQueueManager()
.getConfiguredNodeLabels() != null) {
if (getQueuePath().equals(ROOT)) {
this.configuredNodeLabels = csContext.getCapacitySchedulerQueueManager()
.getConfiguredNodeLabels().getAllConfiguredLabels();
} else {
this.configuredNodeLabels = csContext.getCapacitySchedulerQueueManager()
.getConfiguredNodeLabels().getLabelsByQueue(getQueuePath());
}
} else {
// Fallback to suboptimal but correct logic
this.configuredNodeLabels = csContext.getConfiguration()

16
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/ConfiguredNodeLabels.java
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@ -25,6 +25,7 @@ import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;
/**
* Contains node labels for all queues extracted from configuration properties.
@ -74,4 +75,19 @@ public class ConfiguredNodeLabels {
String queuePath, Collection<String> nodeLabels) {
configuredNodeLabelsByQueue.put(queuePath, new HashSet<>(nodeLabels));
}
/**
* Get all configured node labels aggregated from each queue.
* @return all node labels
*/
public Set<String> getAllConfiguredLabels() {
Set<String> nodeLabels = configuredNodeLabelsByQueue.values().stream()
.flatMap(Set::stream).collect(Collectors.toSet());
if (nodeLabels.size() == 0) {
nodeLabels = NO_LABEL;
}
return nodeLabels;
}
}

32
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestLeafQueue.java
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@ -53,6 +53,7 @@ import java.util.concurrent.CyclicBarrier;
import java.util.concurrent.atomic.AtomicBoolean;
import org.apache.hadoop.thirdparty.com.google.common.collect.ImmutableMap;
import org.apache.hadoop.util.Sets;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.hadoop.conf.Configuration;
@ -5216,6 +5217,37 @@ public class TestLeafQueue {
e.getMaxApplications());
}
@Test
public void testRootHasAllNodeLabelsOfItsDescendants() throws IOException {
CapacitySchedulerConfiguration conf = csConf;
String rootChild = root.getChildQueues().get(0).getQueuePath();
conf.setCapacityByLabel(rootChild, "test", 100);
conf.setCapacityByLabel(rootChild + "." + A, "test", 20);
conf.setCapacityByLabel(rootChild + "." + B, "test", 40);
conf.setCapacityByLabel(rootChild + "." + C, "test", 10);
conf.setCapacityByLabel(rootChild + "." + C + "." + C1, "test", 100);
conf.setCapacityByLabel(rootChild + "." + D, "test", 30);
conf.setCapacityByLabel(rootChild + "." + E, "test", 0);
conf.setCapacityByLabel(rootChild, "test2", 100);
conf.setCapacityByLabel(rootChild + "." + A, "test2", 20);
conf.setCapacityByLabel(rootChild + "." + B, "test2", 40);
conf.setCapacityByLabel(rootChild + "." + C, "test2", 10);
conf.setCapacityByLabel(rootChild + "." + C + "." + C1, "test2", 100);
conf.setCapacityByLabel(rootChild + "." + D, "test2", 30);
conf.setCapacityByLabel(rootChild + "." + E, "test2", 0);
cs.getCapacitySchedulerQueueManager().reinitConfiguredNodeLabels(conf);
cs.setMaxRunningAppsEnforcer(new CSMaxRunningAppsEnforcer(cs));
cs.reinitialize(conf, cs.getRMContext());
ParentQueue rootQueue = (ParentQueue) cs.getRootQueue();
Assert.assertEquals(Sets.newHashSet("", "test", "test2"),
rootQueue.configuredNodeLabels);
}
@After
public void tearDown() throws Exception {
if (cs != null) {