@Test
public void testNodeHeartBeatWithInvalidLabels() throws Exception {
writeToHostsFile("host2");
Configuration conf = new Configuration();
conf.set(YarnConfiguration.RM_NODES_INCLUDE_FILE_PATH, hostFile.getAbsolutePath());
conf.set(
YarnConfiguration.NODELABEL_CONFIGURATION_TYPE,
YarnConfiguration.DISTRIBUTED_NODELABEL_CONFIGURATION_TYPE);
final RMNodeLabelsManager nodeLabelsMgr = new NullRMNodeLabelsManager();
rm =
new MockRM(conf) {
@Override
protected RMNodeLabelsManager createNodeLabelManager() {
return nodeLabelsMgr;
}
};
rm.start();
try {
nodeLabelsMgr.addToCluserNodeLabelsWithDefaultExclusivity(toSet("A", "B", "C"));
} catch (IOException e) {
Assert.fail("Caught Exception while intializing");
e.printStackTrace();
}
ResourceTrackerService resourceTrackerService = rm.getResourceTrackerService();
RegisterNodeManagerRequest registerReq = Records.newRecord(RegisterNodeManagerRequest.class);
NodeId nodeId = NodeId.newInstance("host2", 1234);
Resource capability = BuilderUtils.newResource(1024, 1);
registerReq.setResource(capability);
registerReq.setNodeId(nodeId);
registerReq.setHttpPort(1234);
registerReq.setNMVersion(YarnVersionInfo.getVersion());
registerReq.setNodeLabels(toNodeLabelSet("A"));
RegisterNodeManagerResponse registerResponse =
resourceTrackerService.registerNodeManager(registerReq);
NodeHeartbeatRequest heartbeatReq = Records.newRecord(NodeHeartbeatRequest.class);
heartbeatReq.setNodeLabels(toNodeLabelSet("B", "#C")); // Invalid heart beat labels
heartbeatReq.setNodeStatus(getNodeStatusObject(nodeId));
heartbeatReq.setLastKnownNMTokenMasterKey(registerResponse.getNMTokenMasterKey());
heartbeatReq.setLastKnownContainerTokenMasterKey(registerResponse.getContainerTokenMasterKey());
NodeHeartbeatResponse nodeHeartbeatResponse =
resourceTrackerService.nodeHeartbeat(heartbeatReq);
// response should be NORMAL when RM heartbeat labels are rejected
Assert.assertEquals(
"Response should be NORMAL when RM heartbeat labels" + " are rejected",
NodeAction.NORMAL,
nodeHeartbeatResponse.getNodeAction());
Assert.assertFalse(nodeHeartbeatResponse.getAreNodeLabelsAcceptedByRM());
Assert.assertNotNull(nodeHeartbeatResponse.getDiagnosticsMessage());
rm.stop();
}
@Test
public void testReboot() throws Exception {
Configuration conf = new Configuration();
rm = new MockRM(conf);
rm.start();
MockNM nm1 = rm.registerNode("host1:1234", 5120);
MockNM nm2 = rm.registerNode("host2:1234", 2048);
int initialMetricCount = ClusterMetrics.getMetrics().getNumRebootedNMs();
NodeHeartbeatResponse nodeHeartbeat = nm1.nodeHeartbeat(true);
Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
nodeHeartbeat =
nm2.nodeHeartbeat(new HashMap<ApplicationId, List<ContainerStatus>>(), true, -100);
Assert.assertTrue(NodeAction.RESYNC.equals(nodeHeartbeat.getNodeAction()));
Assert.assertEquals(
"Too far behind rm response id:0 nm response id:-100",
nodeHeartbeat.getDiagnosticsMessage());
checkRebootedNMCount(rm, ++initialMetricCount);
}
