diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/ContainerLaunchContextPBImpl.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/ContainerLaunchContextPBImpl.java index 12dcfcd..3d1c08e 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/ContainerLaunchContextPBImpl.java +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/records/impl/pb/ContainerLaunchContextPBImpl.java @@ -197,10 +197,23 @@ public void setLocalResources( final Map localResources) { if (localResources == null) return; + checkLocalResources(localResources); initLocalResources(); this.localResources.clear(); this.localResources.putAll(localResources); } + + private void checkLocalResources(Map localResources) { + for (Map.Entry rsrcEntry : localResources + .entrySet()) { + if (rsrcEntry.getValue() == null + || rsrcEntry.getValue().getResource() == null) { + throw new NullPointerException( + "Null resource URL for local resource " + rsrcEntry.getKey() + " : " + + rsrcEntry.getValue()); + } + } + } private void addLocalResourcesToProto() { maybeInitBuilder(); diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java index f637ad6..5faa587 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestPBImplRecords.java @@ -122,6 +122,8 @@ import org.apache.hadoop.yarn.api.records.ContainerResourceIncreaseRequest; import org.apache.hadoop.yarn.api.records.ContainerStatus; import org.apache.hadoop.yarn.api.records.LocalResource; +import org.apache.hadoop.yarn.api.records.LocalResourceType; +import org.apache.hadoop.yarn.api.records.LocalResourceVisibility; import org.apache.hadoop.yarn.api.records.LogAggregationContext; import org.apache.hadoop.yarn.api.records.NMToken; import org.apache.hadoop.yarn.api.records.NodeId; @@ -975,6 +977,25 @@ public void testContainerIdPBImpl() throws Exception { public void testContainerLaunchContextPBImpl() throws Exception { validatePBImplRecord(ContainerLaunchContextPBImpl.class, ContainerLaunchContextProto.class); + // Throw NPE if resource URL is null + try { + LocalResource rsrc_alpha = + (LocalResource) genTypeValue(LocalResource.class); + rsrc_alpha.setResource(null); + rsrc_alpha.setSize(-1); + rsrc_alpha.setVisibility(LocalResourceVisibility.APPLICATION); + rsrc_alpha.setType(LocalResourceType.FILE); + rsrc_alpha.setTimestamp(System.currentTimeMillis()); + Map localResources = + new HashMap(); + localResources.put("null_url_resource", rsrc_alpha); + ContainerLaunchContext containerLaunchContext = + (ContainerLaunchContext)genTypeValue(ContainerLaunchContext.class); + containerLaunchContext.setLocalResources(localResources); + Assert.fail("Setting an invalid local resource should be an error!"); + } catch (NullPointerException e) { + Assert.assertTrue(e.getMessage().contains("Null resource URL for local resource")); + } } @Test diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/ContainerManagerImpl.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/ContainerManagerImpl.java index cca73ac..92575b2 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/ContainerManagerImpl.java +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/ContainerManagerImpl.java @@ -75,6 +75,7 @@ import org.apache.hadoop.yarn.api.records.ContainerLaunchContext; import org.apache.hadoop.yarn.api.records.ContainerState; import org.apache.hadoop.yarn.api.records.ContainerStatus; +import org.apache.hadoop.yarn.api.records.LocalResource; import org.apache.hadoop.yarn.api.records.LogAggregationContext; import org.apache.hadoop.yarn.api.records.NodeId; import org.apache.hadoop.yarn.api.records.Resource; @@ -898,6 +899,15 @@ private void startContainerInternal(NMTokenIdentifier nmTokenIdentifier, } } + // Sanity check for local resources + for (Map.Entry rsrc : launchContext + .getLocalResources().entrySet()) { + if (rsrc.getValue() == null || rsrc.getValue().getResource() == null) { + throw new YarnException( + "Null resource URL for local resource " + rsrc.getKey() + " : " + rsrc.getValue()); + } + } + Credentials credentials = YarnServerSecurityUtils.parseCredentials(launchContext); diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/TestContainerManager.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/TestContainerManager.java index 68a1b00..d2e8f7e 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/TestContainerManager.java +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/TestContainerManager.java @@ -1334,4 +1334,49 @@ private void testContainerLaunchAndSignal(SignalContainerCommand command) Assert.assertEquals(signal, signalContext.getSignal()); } } + + @Test + public void testStartContainerFailureWithInvalidLocalResource() + throws Exception { + containerManager.start(); + LocalResource rsrc_alpha = + recordFactory.newRecordInstance(LocalResource.class); + rsrc_alpha.setResource(null); + rsrc_alpha.setSize(-1); + rsrc_alpha.setVisibility(LocalResourceVisibility.APPLICATION); + rsrc_alpha.setType(LocalResourceType.FILE); + rsrc_alpha.setTimestamp(System.currentTimeMillis()); + Map localResources = + new HashMap(); + localResources.put("invalid_resource", rsrc_alpha); + ContainerLaunchContext containerLaunchContext = + recordFactory.newRecordInstance(ContainerLaunchContext.class); + ContainerLaunchContext spyContainerLaunchContext = + Mockito.spy(containerLaunchContext); + Mockito.when(spyContainerLaunchContext.getLocalResources()) + .thenReturn(localResources); + + ContainerId cId = createContainerId(0); + String user = "start_container_fail"; + Token containerToken = + createContainerToken(cId, DUMMY_RM_IDENTIFIER, context.getNodeId(), + user, context.getContainerTokenSecretManager()); + StartContainerRequest request = StartContainerRequest + .newInstance(spyContainerLaunchContext, containerToken); + + // start containers + List startRequest = + new ArrayList(); + startRequest.add(request); + StartContainersRequest requestList = + StartContainersRequest.newInstance(startRequest); + + StartContainersResponse response = + containerManager.startContainers(requestList); + Assert.assertTrue(response.getFailedRequests().size() == 1); + Assert.assertTrue(response.getSuccessfullyStartedContainers().size() == 0); + Assert.assertTrue(response.getFailedRequests().containsKey(cId)); + Assert.assertTrue(response.getFailedRequests().get(cId).getMessage() + .contains("Null resource URL for local resource")); + } }