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HDFS-12450. Fixing TestNamenodeHeartbeat and support non-HA. Contributed by Inigo Goiri. 

(cherry picked from commit 928d1e87f9)
(cherry picked from commit 67785fe006)
This commit is contained in:
Inigo Goiri 2017-09-15 16:02:12 -07:00
parent ec84369538
commit 9ad1f90b9d
2 changed files with 50 additions and 20 deletions
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41
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/federation/router/NamenodeHeartbeatService.java
View File

@ -94,8 +94,9 @@ public class NamenodeHeartbeatService extends PeriodicService {
*/
public NamenodeHeartbeatService(
ActiveNamenodeResolver resolver, String nsId, String nnId) {
super(NamenodeHeartbeatService.class.getSimpleName() + " " + nsId + " " +
nnId);
super(NamenodeHeartbeatService.class.getSimpleName() +
(nsId == null ? "" : " " + nsId) +
(nnId == null ? "" : " " + nnId));
this.resolver = resolver;
@ -109,28 +110,28 @@ public class NamenodeHeartbeatService extends PeriodicService {
this.conf = configuration;
String nnDesc = nameserviceId;
if (this.namenodeId != null && !this.namenodeId.isEmpty()) {
this.localTarget = new NNHAServiceTarget(
conf, nameserviceId, namenodeId);
nnDesc += "-" + namenodeId;
} else {
this.localTarget = null;
}
// Get the RPC address for the clients to connect
this.rpcAddress = getRpcAddress(conf, nameserviceId, namenodeId);
LOG.info("{}-{} RPC address: {}",
nameserviceId, namenodeId, rpcAddress);
LOG.info("{} RPC address: {}", nnDesc, rpcAddress);
// Get the Service RPC address for monitoring
this.serviceAddress =
DFSUtil.getNamenodeServiceAddr(conf, nameserviceId, namenodeId);
if (this.serviceAddress == null) {
LOG.error("Cannot locate RPC service address for NN {}-{}, " +
"using RPC address {}", nameserviceId, namenodeId, this.rpcAddress);
LOG.error("Cannot locate RPC service address for NN {}, " +
"using RPC address {}", nnDesc, this.rpcAddress);
this.serviceAddress = this.rpcAddress;
}
LOG.info("{}-{} Service RPC address: {}",
nameserviceId, namenodeId, serviceAddress);
LOG.info("{} Service RPC address: {}", nnDesc, serviceAddress);
// Get the Lifeline RPC address for faster monitoring
this.lifelineAddress =
@ -138,13 +139,12 @@ public class NamenodeHeartbeatService extends PeriodicService {
if (this.lifelineAddress == null) {
this.lifelineAddress = this.serviceAddress;
}
LOG.info("{}-{} Lifeline RPC address: {}",
nameserviceId, namenodeId, lifelineAddress);
LOG.info("{} Lifeline RPC address: {}", nnDesc, lifelineAddress);
// Get the Web address for UI
this.webAddress =
DFSUtil.getNamenodeWebAddr(conf, nameserviceId, namenodeId);
LOG.info("{}-{} Web address: {}", nameserviceId, namenodeId, webAddress);
LOG.info("{} Web address: {}", nnDesc, webAddress);
this.setIntervalMs(conf.getLong(
DFS_ROUTER_HEARTBEAT_INTERVAL_MS,
@ -173,7 +173,7 @@ public class NamenodeHeartbeatService extends PeriodicService {
String confKey = DFSConfigKeys.DFS_NAMENODE_RPC_ADDRESS_KEY;
String ret = conf.get(confKey);
if (nsId != null && nnId != null) {
if (nsId != null || nnId != null) {
// Get if for the proper nameservice and namenode
confKey = DFSUtil.addKeySuffixes(confKey, nsId, nnId);
ret = conf.get(confKey);
@ -182,10 +182,16 @@ public class NamenodeHeartbeatService extends PeriodicService {
if (ret == null) {
Map<String, InetSocketAddress> rpcAddresses =
DFSUtil.getRpcAddressesForNameserviceId(conf, nsId, null);
if (rpcAddresses.containsKey(nnId)) {
InetSocketAddress sockAddr = rpcAddresses.get(nnId);
InetSocketAddress sockAddr = null;
if (nnId != null) {
sockAddr = rpcAddresses.get(nnId);
} else if (rpcAddresses.size() == 1) {
// Get the only namenode in the namespace
sockAddr = rpcAddresses.values().iterator().next();
}
if (sockAddr != null) {
InetAddress addr = sockAddr.getAddress();
ret = addr.getHostAddress() + ":" + sockAddr.getPort();
ret = addr.getHostName() + ":" + sockAddr.getPort();
}
}
}
@ -279,11 +285,16 @@ public class NamenodeHeartbeatService extends PeriodicService {
HAServiceStatus status = haProtocol.getServiceStatus();
report.setHAServiceState(status.getState());
} catch (Throwable e) {
if (e.getMessage().startsWith("HA for namenode is not enabled")) {
LOG.error("HA for {} is not enabled", getNamenodeDesc());
localTarget = null;
} else {
// Failed to fetch HA status, ignoring failure
LOG.error("Cannot fetch HA status for {}: {}",
getNamenodeDesc(), e.getMessage(), e);
}
}
}
} catch(IOException e) {
LOG.error("Cannot communicate with {}: {}",
getNamenodeDesc(), e.getMessage());

23
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/federation/RouterDFSCluster.java
View File

@ -23,6 +23,8 @@ import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_HA_NAMENODE_ID_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_HTTP_ADDRESS_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_RPC_ADDRESS_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_RPC_BIND_HOST_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_SERVICE_RPC_ADDRESS_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_SERVICE_RPC_BIND_HOST_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMESERVICES;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMESERVICE_ID;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_ROUTER_ADMIN_ADDRESS_KEY;
@ -31,6 +33,7 @@ import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_ROUTER_CACHE_TIME_TO_LIVE
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_ROUTER_DEFAULT_NAMESERVICE;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_ROUTER_HANDLER_COUNT_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_ROUTER_HEARTBEAT_INTERVAL_MS;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_ROUTER_MONITOR_NAMENODE;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_ROUTER_RPC_ADDRESS_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_ROUTER_RPC_BIND_HOST_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.FEDERATION_FILE_RESOLVER_CLIENT_CLASS;
@ -136,8 +139,7 @@ public class RouterDFSCluster {
private RouterClient adminClient;
private URI fileSystemUri;
public RouterContext(Configuration conf, String nsId, String nnId)
throws URISyntaxException {
public RouterContext(Configuration conf, String nsId, String nnId) {
this.conf = conf;
this.nameserviceId = nsId;
this.namenodeId = nnId;
@ -397,10 +399,14 @@ public class RouterDFSCluster {
conf.set(DFS_NAMENODE_RPC_ADDRESS_KEY + "." + suffix,
"127.0.0.1:" + context.rpcPort);
conf.set(DFS_NAMENODE_SERVICE_RPC_ADDRESS_KEY + "." + suffix,
"127.0.0.1:" + context.servicePort);
conf.set(DFS_NAMENODE_HTTP_ADDRESS_KEY + "." + suffix,
"127.0.0.1:" + context.httpPort);
conf.set(DFS_NAMENODE_RPC_BIND_HOST_KEY + "." + suffix,
"0.0.0.0");
conf.set(DFS_NAMENODE_SERVICE_RPC_BIND_HOST_KEY + "." + suffix,
"0.0.0.0");
}
}
@ -457,6 +463,19 @@ public class RouterDFSCluster {
conf.set(DFS_HA_NAMENODE_ID_KEY, nnId);
}
// Namenodes to monitor
StringBuilder sb = new StringBuilder();
for (String ns : this.nameservices) {
for (NamenodeContext context : getNamenodes(ns)) {
String suffix = context.getConfSuffix();
if (sb.length() != 0) {
sb.append(",");
}
sb.append(suffix);
}
}
conf.set(DFS_ROUTER_MONITOR_NAMENODE, sb.toString());
// Add custom overrides if available
if (this.routerOverrides != null) {
for (Entry<String, String> entry : this.routerOverrides) {