本文整理匯總了Java中org.apache.hadoop.net.NetUtils.normalizeHostName方法的典型用法代碼示例。如果您正苦於以下問題:Java NetUtils.normalizeHostName方法的具體用法?Java NetUtils.normalizeHostName怎麽用?Java NetUtils.normalizeHostName使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類org.apache.hadoop.net.NetUtils
的用法示例。
在下文中一共展示了NetUtils.normalizeHostName方法的4個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: isValidNode
import org.apache.hadoop.net.NetUtils; //導入方法依賴的package包/類
public boolean isValidNode(String hostName) {
synchronized (hostsReader) {
Set<String> hostsList = hostsReader.getHosts();
Set<String> excludeList = hostsReader.getExcludedHosts();
String ip = NetUtils.normalizeHostName(hostName);
return (hostsList.isEmpty() || hostsList.contains(hostName) || hostsList
.contains(ip))
&& !(excludeList.contains(hostName) || excludeList.contains(ip));
}
}
示例2: testDecomissionedNMsMetricsOnRMRestart
import org.apache.hadoop.net.NetUtils; //導入方法依賴的package包/類
@Test (timeout = 60000)
public void testDecomissionedNMsMetricsOnRMRestart() throws Exception {
YarnConfiguration conf = new YarnConfiguration();
conf.set(YarnConfiguration.RM_NODES_EXCLUDE_FILE_PATH,
hostFile.getAbsolutePath());
writeToHostsFile("");
final DrainDispatcher dispatcher = new DrainDispatcher();
MockRM rm1 = null, rm2 = null;
try {
rm1 = new MockRM(conf) {
@Override
protected Dispatcher createDispatcher() {
return dispatcher;
}
};
rm1.start();
MockNM nm1 = rm1.registerNode("localhost:1234", 8000);
MockNM nm2 = rm1.registerNode("host2:1234", 8000);
Assert
.assertEquals(0,
ClusterMetrics.getMetrics().getNumDecommisionedNMs());
String ip = NetUtils.normalizeHostName("localhost");
// Add 2 hosts to exclude list.
writeToHostsFile("host2", ip);
// refresh nodes
rm1.getNodesListManager().refreshNodes(conf);
NodeHeartbeatResponse nodeHeartbeat = nm1.nodeHeartbeat(true);
Assert
.assertTrue(
NodeAction.SHUTDOWN.equals(nodeHeartbeat.getNodeAction()));
nodeHeartbeat = nm2.nodeHeartbeat(true);
Assert.assertTrue("The decommisioned metrics are not updated",
NodeAction.SHUTDOWN.equals(nodeHeartbeat.getNodeAction()));
dispatcher.await();
Assert
.assertEquals(2,
ClusterMetrics.getMetrics().getNumDecommisionedNMs());
rm1.stop();
rm1 = null;
Assert
.assertEquals(0,
ClusterMetrics.getMetrics().getNumDecommisionedNMs());
// restart RM.
rm2 = new MockRM(conf);
rm2.start();
Assert
.assertEquals(2,
ClusterMetrics.getMetrics().getNumDecommisionedNMs());
} finally {
if (rm1 != null) {
rm1.stop();
}
if (rm2 != null) {
rm2.stop();
}
}
}
示例3: testDecommissionWithIncludeHosts
import org.apache.hadoop.net.NetUtils; //導入方法依賴的package包/類
/**
* Decommissioning using a pre-configured include hosts file
*/
@Test
public void testDecommissionWithIncludeHosts() throws Exception {
writeToHostsFile("localhost", "host1", "host2");
Configuration conf = new Configuration();
conf.set(YarnConfiguration.RM_NODES_INCLUDE_FILE_PATH, hostFile
.getAbsolutePath());
rm = new MockRM(conf);
rm.start();
MockNM nm1 = rm.registerNode("host1:1234", 5120);
MockNM nm2 = rm.registerNode("host2:5678", 10240);
MockNM nm3 = rm.registerNode("localhost:4433", 1024);
ClusterMetrics metrics = ClusterMetrics.getMetrics();
assert(metrics != null);
int metricCount = metrics.getNumDecommisionedNMs();
NodeHeartbeatResponse nodeHeartbeat = nm1.nodeHeartbeat(true);
Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
nodeHeartbeat = nm2.nodeHeartbeat(true);
Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
nodeHeartbeat = nm3.nodeHeartbeat(true);
Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
// To test that IPs also work
String ip = NetUtils.normalizeHostName("localhost");
writeToHostsFile("host1", ip);
rm.getNodesListManager().refreshNodes(conf);
checkDecommissionedNMCount(rm, ++metricCount);
nodeHeartbeat = nm1.nodeHeartbeat(true);
Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
Assert
.assertEquals(1, ClusterMetrics.getMetrics().getNumDecommisionedNMs());
nodeHeartbeat = nm2.nodeHeartbeat(true);
Assert.assertTrue("Node is not decommisioned.", NodeAction.SHUTDOWN
.equals(nodeHeartbeat.getNodeAction()));
nodeHeartbeat = nm3.nodeHeartbeat(true);
Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
Assert.assertEquals(metricCount, ClusterMetrics.getMetrics()
.getNumDecommisionedNMs());
}
示例4: testDecommissionWithExcludeHosts
import org.apache.hadoop.net.NetUtils; //導入方法依賴的package包/類
/**
* Decommissioning using a pre-configured exclude hosts file
*/
@Test
public void testDecommissionWithExcludeHosts() throws Exception {
Configuration conf = new Configuration();
conf.set(YarnConfiguration.RM_NODES_EXCLUDE_FILE_PATH, hostFile
.getAbsolutePath());
writeToHostsFile("");
final DrainDispatcher dispatcher = new DrainDispatcher();
rm = new MockRM(conf) {
@Override
protected Dispatcher createDispatcher() {
return dispatcher;
}
};
rm.start();
MockNM nm1 = rm.registerNode("host1:1234", 5120);
MockNM nm2 = rm.registerNode("host2:5678", 10240);
MockNM nm3 = rm.registerNode("localhost:4433", 1024);
dispatcher.await();
int metricCount = ClusterMetrics.getMetrics().getNumDecommisionedNMs();
NodeHeartbeatResponse nodeHeartbeat = nm1.nodeHeartbeat(true);
Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
nodeHeartbeat = nm2.nodeHeartbeat(true);
Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
dispatcher.await();
// To test that IPs also work
String ip = NetUtils.normalizeHostName("localhost");
writeToHostsFile("host2", ip);
rm.getNodesListManager().refreshNodes(conf);
checkDecommissionedNMCount(rm, metricCount + 2);
nodeHeartbeat = nm1.nodeHeartbeat(true);
Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
nodeHeartbeat = nm2.nodeHeartbeat(true);
Assert.assertTrue("The decommisioned metrics are not updated",
NodeAction.SHUTDOWN.equals(nodeHeartbeat.getNodeAction()));
nodeHeartbeat = nm3.nodeHeartbeat(true);
Assert.assertTrue("The decommisioned metrics are not updated",
NodeAction.SHUTDOWN.equals(nodeHeartbeat.getNodeAction()));
dispatcher.await();
writeToHostsFile("");
rm.getNodesListManager().refreshNodes(conf);
nm3 = rm.registerNode("localhost:4433", 1024);
dispatcher.await();
nodeHeartbeat = nm3.nodeHeartbeat(true);
dispatcher.await();
Assert.assertTrue(NodeAction.NORMAL.equals(nodeHeartbeat.getNodeAction()));
// decommissined node is 1 since 1 node is rejoined after updating exclude
// file
checkDecommissionedNMCount(rm, metricCount + 1);
}