HDFS-16584.Record StandbyNameNode information when Balancer is running. (#4333). Contributed by JiangHua Zhu.
Signed-off-by: litao <tomleescut@gmail.com> Signed-off-by: He Xiaoqiao <hexiaoqiao@apache.org>
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@ -21,6 +21,7 @@
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import java.io.IOException;
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import java.io.OutputStream;
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import java.net.InetAddress;
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import java.net.InetSocketAddress;
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import java.net.URI;
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import java.util.ArrayList;
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import java.util.Arrays;
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@ -260,13 +261,15 @@ public BlocksWithLocations getBlocks(DatanodeInfo datanode, long size, long
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}
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boolean isRequestStandby = false;
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NamenodeProtocol nnProxy = null;
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InetSocketAddress standbyAddress = null;
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try {
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ProxyPair proxyPair = getProxy();
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isRequestStandby = proxyPair.isRequestStandby;
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ClientProtocol proxy = proxyPair.clientProtocol;
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if (isRequestStandby) {
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standbyAddress = RPC.getServerAddress(proxy);
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nnProxy = NameNodeProxies.createNonHAProxy(
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config, RPC.getServerAddress(proxy), NamenodeProtocol.class,
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config, standbyAddress, NamenodeProtocol.class,
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UserGroupInformation.getCurrentUser(), false).getProxy();
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} else {
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nnProxy = namenode;
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@ -274,7 +277,8 @@ public BlocksWithLocations getBlocks(DatanodeInfo datanode, long size, long
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return nnProxy.getBlocks(datanode, size, minBlockSize, timeInterval);
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} finally {
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if (isRequestStandby) {
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LOG.info("Request #getBlocks to Standby NameNode success.");
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LOG.info("Request #getBlocks to Standby NameNode success. " +
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"remoteAddress: {}", standbyAddress.getHostString());
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}
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}
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}
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@ -297,15 +301,19 @@ public boolean isUpgrading() throws IOException {
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public DatanodeStorageReport[] getLiveDatanodeStorageReport()
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throws IOException {
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boolean isRequestStandby = false;
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InetSocketAddress standbyAddress = null;
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try {
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ProxyPair proxyPair = getProxy();
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isRequestStandby = proxyPair.isRequestStandby;
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ClientProtocol proxy = proxyPair.clientProtocol;
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if (isRequestStandby) {
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standbyAddress = RPC.getServerAddress(proxy);
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}
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return proxy.getDatanodeStorageReport(DatanodeReportType.LIVE);
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} finally {
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if (isRequestStandby) {
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LOG.info("Request #getLiveDatanodeStorageReport to Standby " +
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"NameNode success.");
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"NameNode success. remoteAddress: {}", standbyAddress.getHostString());
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}
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}
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}
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@ -202,15 +202,19 @@ public void testBalancerRequestSBNWithHA() throws Exception {
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try {
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cluster.waitActive();
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cluster.transitionToActive(0);
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String standbyNameNode = cluster.getNameNode(1).
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getNameNodeAddress().getHostString();
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Thread.sleep(500);
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client = NameNodeProxies.createProxy(conf, FileSystem.getDefaultUri(conf),
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ClientProtocol.class).getProxy();
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doTest(conf);
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// Check getBlocks request to Standby NameNode.
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assertTrue(log.getOutput().contains(
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"Request #getBlocks to Standby NameNode success."));
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"Request #getBlocks to Standby NameNode success. remoteAddress: " +
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standbyNameNode));
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assertTrue(log.getOutput().contains(
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"Request #getLiveDatanodeStorageReport to Standby NameNode success"));
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"Request #getLiveDatanodeStorageReport to Standby NameNode success. " +
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"remoteAddress: " + standbyNameNode));
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} finally {
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cluster.shutdown();
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}
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