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YARN-9791. Queue Mutation API does not allow to remove a config. Contributed by Prabhu Joseph.

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This commit is contained in:
Abhishek Modi 2019-09-01 22:40:40 +05:30
parent 18d74fe41c
commit 751b5a1ac8
2 changed files with 42 additions and 3 deletions
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8
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/MutableCSConfigurationProvider.java
View File

@ -280,12 +280,14 @@ private void updateQueue(QueueConfigInfo updateInfo,
String keyPrefix = CapacitySchedulerConfiguration.PREFIX
+ queuePath + CapacitySchedulerConfiguration.DOT;
for (Map.Entry<String, String> kv : updateInfo.getParams().entrySet()) {
if (kv.getValue() == null) {
String keyValue = kv.getValue();
if (keyValue == null || keyValue.isEmpty()) {
keyValue = null;
proposedConf.unset(keyPrefix + kv.getKey());
} else {
proposedConf.set(keyPrefix + kv.getKey(), kv.getValue());
proposedConf.set(keyPrefix + kv.getKey(), keyValue);
}
confUpdate.put(keyPrefix + kv.getKey(), kv.getValue());
confUpdate.put(keyPrefix + kv.getKey(), keyValue);
}
}
}

37
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/conf/TestMutableCSConfigurationProvider.java
View File

@ -106,6 +106,43 @@ public void testInMemoryBackedProvider() throws Exception {
"yarn.scheduler.capacity.root.a.badKey"));
}
@Test
public void testRemoveQueueConfig() throws Exception {
Configuration conf = new Configuration();
conf.set(YarnConfiguration.SCHEDULER_CONFIGURATION_STORE_CLASS,
YarnConfiguration.MEMORY_CONFIGURATION_STORE);
confProvider.init(conf);
SchedConfUpdateInfo updateInfo = new SchedConfUpdateInfo();
Map<String, String> updateMap = new HashMap<>();
updateMap.put("testkey1", "testval1");
updateMap.put("testkey2", "testval2");
QueueConfigInfo queueConfigInfo = new
QueueConfigInfo("root.a", updateMap);
updateInfo.getUpdateQueueInfo().add(queueConfigInfo);
confProvider.logAndApplyMutation(TEST_USER, updateInfo);
confProvider.confirmPendingMutation(true);
assertEquals("testval1", confProvider.loadConfiguration(conf)
.get("yarn.scheduler.capacity.root.a.testkey1"));
assertEquals("testval2", confProvider.loadConfiguration(conf)
.get("yarn.scheduler.capacity.root.a.testkey2"));
// Unset testkey1.
updateInfo = new SchedConfUpdateInfo();
updateMap.put("testkey1", "");
queueConfigInfo = new QueueConfigInfo("root.a", updateMap);
updateInfo.getUpdateQueueInfo().add(queueConfigInfo);
confProvider.logAndApplyMutation(TEST_USER, updateInfo);
confProvider.confirmPendingMutation(true);
assertNull("Failed to remove config",
confProvider.loadConfiguration(conf)
.get("yarn.scheduler.capacity.root.a.testkey1"));
assertEquals("testval2", confProvider.loadConfiguration(conf)
.get("yarn.scheduler.capacity.root.a.testkey2"));
}
@Test
public void testHDFSBackedProvider() throws Exception {
File testSchedulerConfigurationDir = new File(