HDFS-1477. Support reconfiguring dfs.heartbeat.interval and dfs.namenode.heartbeat.recheck-interval without NN restart. (Contributed by Xiaobing Zhou)
This commit is contained in:
Arpit Agarwal
parent
adf1cdf3d5
commit
e01c6ea688
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@ -332,7 +332,8 @@ public class BlockManager implements BlockStatsMXBean {
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DFSConfigKeys.DFS_NAMENODE_STARTUP_DELAY_BLOCK_DELETION_SEC_KEY,
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DFSConfigKeys.DFS_NAMENODE_STARTUP_DELAY_BLOCK_DELETION_SEC_DEFAULT) * 1000L;
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invalidateBlocks = new InvalidateBlocks(
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datanodeManager.blockInvalidateLimit, startupDelayBlockDeletionInMs);
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datanodeManager.getBlockInvalidateLimit(),
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startupDelayBlockDeletionInMs);
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// Compute the map capacity by allocating 2% of total memory
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blocksMap = new BlocksMap(
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@ -23,6 +23,7 @@ import static org.apache.hadoop.util.Time.monotonicNow;
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import com.google.common.annotations.VisibleForTesting;
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import com.google.common.base.Preconditions;
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import com.google.common.net.InetAddresses;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.apache.hadoop.HadoopIllegalArgumentException;
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@ -70,6 +71,8 @@ public class DatanodeManager {
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private final HeartbeatManager heartbeatManager;
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private final FSClusterStats fsClusterStats;
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private volatile long heartbeatIntervalSeconds;
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private volatile int heartbeatRecheckInterval;
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/**
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* Stores the datanode -> block map.
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* <p>
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@ -113,7 +116,7 @@ public class DatanodeManager {
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/** The period to wait for datanode heartbeat.*/
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private long heartbeatExpireInterval;
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/** Ask Datanode only up to this many blocks to delete. */
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final int blockInvalidateLimit;
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private volatile int blockInvalidateLimit;
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/** The interval for judging stale DataNodes for read/write */
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private final long staleInterval;
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@ -227,10 +230,10 @@ public class DatanodeManager {
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dnsToSwitchMapping.resolve(locations);
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}
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final long heartbeatIntervalSeconds = conf.getLong(
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heartbeatIntervalSeconds = conf.getLong(
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DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_KEY,
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DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_DEFAULT);
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final int heartbeatRecheckInterval = conf.getInt(
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heartbeatRecheckInterval = conf.getInt(
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DFSConfigKeys.DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY,
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DFSConfigKeys.DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_DEFAULT); // 5 minutes
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this.heartbeatExpireInterval = 2 * heartbeatRecheckInterval
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@ -348,6 +351,10 @@ public class DatanodeManager {
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return fsClusterStats;
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}
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int getBlockInvalidateLimit() {
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return blockInvalidateLimit;
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}
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/** @return the datanode statistics. */
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public DatanodeStatistics getDatanodeStatistics() {
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return heartbeatManager;
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@ -1103,6 +1110,14 @@ public class DatanodeManager {
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return staleInterval;
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}
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public long getHeartbeatInterval() {
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return this.heartbeatIntervalSeconds;
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}
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public long getHeartbeatRecheckInterval() {
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return this.heartbeatRecheckInterval;
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}
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/**
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* Set the number of current stale DataNodes. The HeartbeatManager got this
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* number based on DataNodes' heartbeats.
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@ -1667,5 +1682,28 @@ public class DatanodeManager {
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}
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};
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}
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public void setHeartbeatInterval(long intervalSeconds) {
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setHeartbeatInterval(intervalSeconds,
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this.heartbeatRecheckInterval);
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}
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public void setHeartbeatRecheckInterval(int recheckInterval) {
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setHeartbeatInterval(this.heartbeatIntervalSeconds,
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recheckInterval);
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}
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/**
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* Set parameters derived from heartbeat interval.
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*/
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private void setHeartbeatInterval(long intervalSeconds,
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int recheckInterval) {
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this.heartbeatIntervalSeconds = intervalSeconds;
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this.heartbeatRecheckInterval = recheckInterval;
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this.heartbeatExpireInterval = 2L * recheckInterval + 10 * 1000
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* intervalSeconds;
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this.blockInvalidateLimit = Math.max(20 * (int) (intervalSeconds),
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DFSConfigKeys.DFS_BLOCK_INVALIDATE_LIMIT_DEFAULT);
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}
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}
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@ -2995,6 +2995,7 @@ public class DataNode extends ReconfigurableBase
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@Override // ClientDatanodeProtocol & ReconfigurationProtocol
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public List<String> listReconfigurableProperties()
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throws IOException {
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checkSuperuserPrivilege();
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return RECONFIGURABLE_PROPERTIES;
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}
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@ -21,11 +21,14 @@ import com.google.common.annotations.VisibleForTesting;
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import com.google.common.base.Joiner;
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import com.google.common.base.Preconditions;
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import com.google.common.collect.Lists;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.apache.hadoop.HadoopIllegalArgumentException;
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import org.apache.hadoop.classification.InterfaceAudience;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.conf.ReconfigurableBase;
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import org.apache.hadoop.conf.ReconfigurationException;
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import org.apache.hadoop.fs.FileSystem;
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import org.apache.hadoop.fs.Trash;
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import org.apache.hadoop.ha.HAServiceProtocol.HAServiceState;
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@ -41,6 +44,7 @@ import org.apache.hadoop.hdfs.HdfsConfiguration;
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import org.apache.hadoop.hdfs.client.HdfsClientConfigKeys;
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import org.apache.hadoop.hdfs.protocol.ClientProtocol;
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import org.apache.hadoop.hdfs.protocol.HdfsConstants;
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import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager;
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import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.NamenodeRole;
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import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.RollingUpgradeStartupOption;
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import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.StartupOption;
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@ -93,6 +97,7 @@ import java.security.PrivilegedExceptionAction;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.List;
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import java.util.concurrent.ScheduledThreadPoolExecutor;
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import java.util.concurrent.TimeUnit;
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@ -141,6 +146,10 @@ import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_SUPPORT_ALLOW_FO
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import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMESERVICE_ID;
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import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_SECONDARY_NAMENODE_KEYTAB_FILE_KEY;
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import static org.apache.hadoop.hdfs.DFSConfigKeys.HADOOP_USER_GROUP_METRICS_PERCENTILES_INTERVALS;
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import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_KEY;
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import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_DEFAULT;
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import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY;
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import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_DEFAULT;
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import static org.apache.hadoop.util.ExitUtil.terminate;
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import static org.apache.hadoop.util.ToolRunner.confirmPrompt;
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@ -182,7 +191,8 @@ import static org.apache.hadoop.util.ToolRunner.confirmPrompt;
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* NameNode state, for example partial blocksMap etc.
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**********************************************************/
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@InterfaceAudience.Private
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public class NameNode implements NameNodeStatusMXBean {
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public class NameNode extends ReconfigurableBase implements
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NameNodeStatusMXBean {
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static{
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HdfsConfiguration.init();
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}
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@ -261,6 +271,11 @@ public class NameNode implements NameNodeStatusMXBean {
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DFS_HA_AUTO_FAILOVER_ENABLED_KEY
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};
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/** A list of property that are reconfigurable at runtime. */
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static final List<String> RECONFIGURABLE_PROPERTIES = Collections
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.unmodifiableList(Arrays.asList(DFS_HEARTBEAT_INTERVAL_KEY,
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DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY));
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private static final String USAGE = "Usage: hdfs namenode ["
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+ StartupOption.BACKUP.getName() + "] | \n\t["
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+ StartupOption.CHECKPOINT.getName() + "] | \n\t["
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@ -329,7 +344,6 @@ public class NameNode implements NameNodeStatusMXBean {
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LogFactory.getLog("NameNodeMetricsLog");
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protected FSNamesystem namesystem;
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protected final Configuration conf;
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protected final NamenodeRole role;
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private volatile HAState state;
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private final boolean haEnabled;
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@ -864,12 +878,12 @@ public class NameNode implements NameNodeStatusMXBean {
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protected NameNode(Configuration conf, NamenodeRole role)
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throws IOException {
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super(conf);
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this.tracer = new Tracer.Builder("NameNode").
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conf(TraceUtils.wrapHadoopConf(NAMENODE_HTRACE_PREFIX, conf)).
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build();
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this.tracerConfigurationManager =
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new TracerConfigurationManager(NAMENODE_HTRACE_PREFIX, conf);
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this.conf = conf;
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this.role = role;
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setClientNamenodeAddress(conf);
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String nsId = getNameServiceId(conf);
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@ -880,7 +894,7 @@ public class NameNode implements NameNodeStatusMXBean {
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this.haContext = createHAContext();
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try {
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initializeGenericKeys(conf, nsId, namenodeId);
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initialize(conf);
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initialize(getConf());
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try {
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haContext.writeLock();
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state.prepareToEnterState(haContext);
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@ -1804,7 +1818,7 @@ public class NameNode implements NameNodeStatusMXBean {
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public void startActiveServices() throws IOException {
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try {
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namesystem.startActiveServices();
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startTrashEmptier(conf);
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startTrashEmptier(getConf());
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} catch (Throwable t) {
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doImmediateShutdown(t);
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}
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@ -1825,7 +1839,7 @@ public class NameNode implements NameNodeStatusMXBean {
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@Override
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public void startStandbyServices() throws IOException {
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try {
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namesystem.startStandbyServices(conf);
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namesystem.startStandbyServices(getConf());
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} catch (Throwable t) {
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doImmediateShutdown(t);
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}
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@ -1902,8 +1916,8 @@ public class NameNode implements NameNodeStatusMXBean {
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*/
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void checkHaStateChange(StateChangeRequestInfo req)
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throws AccessControlException {
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boolean autoHaEnabled = conf.getBoolean(DFS_HA_AUTO_FAILOVER_ENABLED_KEY,
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DFS_HA_AUTO_FAILOVER_ENABLED_DEFAULT);
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boolean autoHaEnabled = getConf().getBoolean(
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DFS_HA_AUTO_FAILOVER_ENABLED_KEY, DFS_HA_AUTO_FAILOVER_ENABLED_DEFAULT);
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switch (req.getSource()) {
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case REQUEST_BY_USER:
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if (autoHaEnabled) {
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@ -1930,4 +1944,75 @@ public class NameNode implements NameNodeStatusMXBean {
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break;
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}
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}
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/*
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* {@inheritDoc}
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* */
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@Override // ReconfigurableBase
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public Collection<String> getReconfigurableProperties() {
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return RECONFIGURABLE_PROPERTIES;
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}
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/*
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* {@inheritDoc}
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* */
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@Override // ReconfigurableBase
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protected String reconfigurePropertyImpl(String property, String newVal)
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throws ReconfigurationException {
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final DatanodeManager datanodeManager = namesystem.getBlockManager()
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.getDatanodeManager();
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switch (property) {
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case DFS_HEARTBEAT_INTERVAL_KEY:
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namesystem.writeLock();
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try {
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if (newVal == null) {
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// set to default
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datanodeManager.setHeartbeatInterval(DFS_HEARTBEAT_INTERVAL_DEFAULT);
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return String.valueOf(DFS_HEARTBEAT_INTERVAL_DEFAULT);
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} else {
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datanodeManager.setHeartbeatInterval(Long.parseLong(newVal));
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return String.valueOf(datanodeManager.getHeartbeatInterval());
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}
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} catch (NumberFormatException nfe) {
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throw new ReconfigurationException(property, newVal, getConf().get(
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property), nfe);
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} finally {
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namesystem.writeUnlock();
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LOG.info("RECONFIGURE* changed heartbeatInterval to "
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+ datanodeManager.getHeartbeatInterval());
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}
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case DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY:
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namesystem.writeLock();
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try {
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if (newVal == null) {
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// set to default
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datanodeManager
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.setHeartbeatRecheckInterval(
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DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_DEFAULT);
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return String
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.valueOf(DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_DEFAULT);
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} else {
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datanodeManager.setHeartbeatRecheckInterval(Integer.parseInt(newVal));
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return String.valueOf(datanodeManager.getHeartbeatRecheckInterval());
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}
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} catch (NumberFormatException nfe) {
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throw new ReconfigurationException(property, newVal, getConf().get(
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property), nfe);
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} finally {
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namesystem.writeUnlock();
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LOG.info("RECONFIGURE* changed heartbeatRecheckInterval to "
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+ datanodeManager.getHeartbeatRecheckInterval());
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}
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default:
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break;
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}
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throw new ReconfigurationException(property, newVal, getConf()
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.get(property));
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}
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@Override // ReconfigurableBase
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protected Configuration getNewConf() {
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return new HdfsConfiguration();
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}
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}
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@ -43,7 +43,6 @@ import com.google.common.collect.Lists;
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import org.apache.hadoop.HadoopIllegalArgumentException;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.conf.ReconfigurationException;
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import org.apache.hadoop.conf.ReconfigurationTaskStatus;
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import org.apache.hadoop.crypto.CryptoProtocolVersion;
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import org.apache.hadoop.fs.BatchedRemoteIterator.BatchedEntries;
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@ -2109,7 +2108,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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checkNNStartup();
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namesystem.checkOperation(OperationCategory.READ); // only active
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namesystem.checkSuperuserPrivilege();
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int maxEventsPerRPC = nn.conf.getInt(
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int maxEventsPerRPC = nn.getConf().getInt(
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DFSConfigKeys.DFS_NAMENODE_INOTIFY_MAX_EVENTS_PER_RPC_KEY,
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DFSConfigKeys.DFS_NAMENODE_INOTIFY_MAX_EVENTS_PER_RPC_DEFAULT);
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FSEditLog log = namesystem.getFSImage().getEditLog();
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@ -2224,23 +2223,24 @@ class NameNodeRpcServer implements NamenodeProtocols {
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}
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@Override // ReconfigurationProtocol
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public void startReconfiguration() {
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throw new UnsupportedOperationException(
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"Namenode startReconfiguration is not implemented.",
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new ReconfigurationException());
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public void startReconfiguration() throws IOException {
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checkNNStartup();
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namesystem.checkSuperuserPrivilege();
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nn.startReconfigurationTask();
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}
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@Override // ReconfigurationProtocol
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public ReconfigurationTaskStatus getReconfigurationStatus() {
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throw new UnsupportedOperationException(
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" Namenode getReconfigurationStatus is not implemented.",
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new ReconfigurationException());
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public ReconfigurationTaskStatus getReconfigurationStatus()
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throws IOException {
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checkNNStartup();
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namesystem.checkSuperuserPrivilege();
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return nn.getReconfigurationTaskStatus();
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}
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@Override // ReconfigurationProtocol
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public List<String> listReconfigurableProperties() {
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throw new UnsupportedOperationException(
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" Namenode listReconfigurableProperties is not implemented.",
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new ReconfigurationException());
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public List<String> listReconfigurableProperties() throws IOException {
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checkNNStartup();
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namesystem.checkSuperuserPrivilege();
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return NameNode.RECONFIGURABLE_PROPERTIES;
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}
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}
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@ -938,7 +938,7 @@ public class NamenodeFsck implements DataEncryptionKeyFactory {
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setInetSocketAddress(targetAddr).
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setCachingStrategy(CachingStrategy.newDropBehind()).
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setClientCacheContext(dfs.getClientContext()).
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setConfiguration(namenode.conf).
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setConfiguration(namenode.getConf()).
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setTracer(tracer).
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setRemotePeerFactory(new RemotePeerFactory() {
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@Override
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@ -81,7 +81,7 @@ public class TestComputeInvalidateWork {
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@Test(timeout=120000)
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public void testCompInvalidate() throws Exception {
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final int blockInvalidateLimit = bm.getDatanodeManager()
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.blockInvalidateLimit;
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.getBlockInvalidateLimit();
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namesystem.writeLock();
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try {
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for (int i=0; i<nodes.length; i++) {
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@ -0,0 +1,126 @@
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/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
|
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* distributed with this work for additional information
|
||||
* regarding copyright ownership. The ASF licenses this file
|
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* to you under the Apache License, Version 2.0 (the
|
||||
* "License"); you may not use this file except in compliance
|
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* with the License. You may obtain a copy of the License at
|
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*
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* http://www.apache.org/licenses/LICENSE-2.0
|
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*
|
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* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
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*/
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package org.apache.hadoop.hdfs.server.namenode;
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import java.io.IOException;
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import org.junit.Test;
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import org.junit.Before;
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import org.junit.After;
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import static org.junit.Assert.*;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.conf.ReconfigurationException;
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import org.apache.hadoop.hdfs.MiniDFSCluster;
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import org.apache.hadoop.hdfs.HdfsConfiguration;
|
||||
import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager;
|
||||
|
||||
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_KEY;
|
||||
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_DEFAULT;
|
||||
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY;
|
||||
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_DEFAULT;
|
||||
|
||||
public class TestNameNodeReconfigure {
|
||||
|
||||
public static final Log LOG = LogFactory
|
||||
.getLog(TestNameNodeReconfigure.class);
|
||||
|
||||
private MiniDFSCluster cluster;
|
||||
|
||||
@Before
|
||||
public void setUp() throws IOException {
|
||||
Configuration conf = new HdfsConfiguration();
|
||||
cluster = new MiniDFSCluster.Builder(conf).build();
|
||||
}
|
||||
|
||||
/**
|
||||
* Test that we can modify configuration properties.
|
||||
*/
|
||||
@Test
|
||||
public void testReconfigure() throws ReconfigurationException {
|
||||
final NameNode nameNode = cluster.getNameNode();
|
||||
final DatanodeManager datanodeManager = nameNode.namesystem
|
||||
.getBlockManager().getDatanodeManager();
|
||||
// change properties
|
||||
nameNode.reconfigureProperty(DFS_HEARTBEAT_INTERVAL_KEY, "" + 6);
|
||||
nameNode.reconfigureProperty(DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY,
|
||||
"" + (10 * 60 * 1000));
|
||||
|
||||
// try invalid values
|
||||
try {
|
||||
nameNode.reconfigureProperty(DFS_HEARTBEAT_INTERVAL_KEY, "text");
|
||||
fail("ReconfigurationException expected");
|
||||
} catch (ReconfigurationException expected) {
|
||||
assertTrue(expected.getCause() instanceof NumberFormatException);
|
||||
}
|
||||
try {
|
||||
nameNode.reconfigureProperty(DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY,
|
||||
"text");
|
||||
fail("ReconfigurationException expected");
|
||||
} catch (ReconfigurationException expected) {
|
||||
assertTrue(expected.getCause() instanceof NumberFormatException);
|
||||
}
|
||||
|
||||
// verify change
|
||||
assertEquals(
|
||||
DFS_HEARTBEAT_INTERVAL_KEY + " has wrong value",
|
||||
6,
|
||||
nameNode.getConf().getLong(DFS_HEARTBEAT_INTERVAL_KEY,
|
||||
DFS_HEARTBEAT_INTERVAL_DEFAULT));
|
||||
assertEquals(DFS_HEARTBEAT_INTERVAL_KEY + " has wrong value", 6,
|
||||
datanodeManager.getHeartbeatInterval());
|
||||
|
||||
assertEquals(
|
||||
DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY + " has wrong value",
|
||||
10 * 60 * 1000,
|
||||
nameNode.getConf().getInt(DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY,
|
||||
DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_DEFAULT));
|
||||
assertEquals(DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY
|
||||
+ " has wrong value", 10 * 60 * 1000,
|
||||
datanodeManager.getHeartbeatRecheckInterval());
|
||||
|
||||
// revert to defaults
|
||||
nameNode.reconfigureProperty(DFS_HEARTBEAT_INTERVAL_KEY, null);
|
||||
nameNode.reconfigureProperty(DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY,
|
||||
null);
|
||||
|
||||
// verify defaults
|
||||
assertEquals(DFS_HEARTBEAT_INTERVAL_KEY + " has wrong value", null,
|
||||
nameNode.getConf().get(DFS_HEARTBEAT_INTERVAL_KEY));
|
||||
assertEquals(DFS_HEARTBEAT_INTERVAL_KEY + " has wrong value",
|
||||
DFS_HEARTBEAT_INTERVAL_DEFAULT, datanodeManager.getHeartbeatInterval());
|
||||
|
||||
assertEquals(DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY
|
||||
+ " has wrong value", null,
|
||||
nameNode.getConf().get(DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY));
|
||||
assertEquals(DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY
|
||||
+ " has wrong value", DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_DEFAULT,
|
||||
datanodeManager.getHeartbeatRecheckInterval());
|
||||
}
|
||||
|
||||
@After
|
||||
public void shutDown() throws IOException {
|
||||
if (cluster != null) {
|
||||
cluster.shutdown();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -18,7 +18,11 @@
|
|||
package org.apache.hadoop.hdfs.tools;
|
||||
|
||||
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_DATA_DIR_KEY;
|
||||
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_DEFAULT;
|
||||
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_KEY;
|
||||
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY;
|
||||
|
||||
import com.google.common.base.Supplier;
|
||||
import com.google.common.collect.Lists;
|
||||
|
||||
import org.apache.commons.logging.Log;
|
||||
|
|
@ -31,6 +35,7 @@ import org.apache.hadoop.hdfs.server.common.Storage;
|
|||
import org.apache.hadoop.hdfs.server.datanode.DataNode;
|
||||
import org.apache.hadoop.hdfs.server.datanode.StorageLocation;
|
||||
import org.apache.hadoop.hdfs.server.namenode.NameNode;
|
||||
import org.apache.hadoop.test.GenericTestUtils;
|
||||
import org.junit.After;
|
||||
import org.junit.Before;
|
||||
import org.junit.Test;
|
||||
|
|
@ -42,6 +47,7 @@ import java.io.PrintStream;
|
|||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
import java.util.Scanner;
|
||||
import java.util.concurrent.TimeoutException;
|
||||
|
||||
import static org.hamcrest.CoreMatchers.allOf;
|
||||
import static org.hamcrest.CoreMatchers.anyOf;
|
||||
|
|
@ -89,12 +95,6 @@ public class TestDFSAdmin {
|
|||
namenode = cluster.getNameNode();
|
||||
}
|
||||
|
||||
private void startReconfiguration(String nodeType, String address,
|
||||
final List<String> outs, final List<String> errs) throws IOException {
|
||||
reconfigurationOutErrFormatter("startReconfiguration", nodeType,
|
||||
address, outs, errs);
|
||||
}
|
||||
|
||||
private void getReconfigurableProperties(String nodeType, String address,
|
||||
final List<String> outs, final List<String> errs) throws IOException {
|
||||
reconfigurationOutErrFormatter("getReconfigurableProperties", nodeType,
|
||||
|
|
@ -151,9 +151,10 @@ public class TestDFSAdmin {
|
|||
* @param expectedSuccuss set true if the reconfiguration task should success.
|
||||
* @throws IOException
|
||||
* @throws InterruptedException
|
||||
* @throws TimeoutException
|
||||
*/
|
||||
private void testDataNodeGetReconfigurationStatus(boolean expectedSuccuss)
|
||||
throws IOException, InterruptedException {
|
||||
throws IOException, InterruptedException, TimeoutException {
|
||||
ReconfigurationUtil ru = mock(ReconfigurationUtil.class);
|
||||
datanode.setReconfigurationUtil(ru);
|
||||
|
||||
|
|
@ -179,21 +180,10 @@ public class TestDFSAdmin {
|
|||
|
||||
assertThat(admin.startReconfiguration("datanode", address), is(0));
|
||||
|
||||
int count = 100;
|
||||
final List<String> outs = Lists.newArrayList();
|
||||
final List<String> errs = Lists.newArrayList();
|
||||
while (count > 0) {
|
||||
outs.clear();
|
||||
errs.clear();
|
||||
getReconfigurationStatus("datanode", address, outs, errs);
|
||||
if (!outs.isEmpty() && outs.get(0).contains("finished")) {
|
||||
break;
|
||||
}
|
||||
count--;
|
||||
Thread.sleep(100);
|
||||
}
|
||||
LOG.info(String.format("count=%d", count));
|
||||
assertTrue(count > 0);
|
||||
awaitReconfigurationFinished("datanode", address, outs, errs);
|
||||
|
||||
if (expectedSuccuss) {
|
||||
assertThat(outs.size(), is(4));
|
||||
} else {
|
||||
|
|
@ -232,59 +222,89 @@ public class TestDFSAdmin {
|
|||
|
||||
@Test(timeout = 30000)
|
||||
public void testDataNodeGetReconfigurationStatus() throws IOException,
|
||||
InterruptedException {
|
||||
InterruptedException, TimeoutException {
|
||||
testDataNodeGetReconfigurationStatus(true);
|
||||
restartCluster();
|
||||
testDataNodeGetReconfigurationStatus(false);
|
||||
}
|
||||
|
||||
@Test(timeout = 30000)
|
||||
public void testNameNodeStartReconfiguration() throws IOException {
|
||||
final String address = namenode.getHostAndPort();
|
||||
final List<String> outs = Lists.newArrayList();
|
||||
final List<String> errs = Lists.newArrayList();
|
||||
startReconfiguration("namenode", address, outs, errs);
|
||||
assertEquals(0, outs.size());
|
||||
assertTrue(errs.size() > 1);
|
||||
assertThat(
|
||||
errs.get(0),
|
||||
is(allOf(containsString("Namenode"), containsString("reconfiguring:"),
|
||||
containsString("startReconfiguration"),
|
||||
containsString("is not implemented"),
|
||||
containsString("UnsupportedOperationException"))));
|
||||
}
|
||||
|
||||
@Test(timeout = 30000)
|
||||
public void testNameNodeGetReconfigurableProperties() throws IOException {
|
||||
final String address = namenode.getHostAndPort();
|
||||
final List<String> outs = Lists.newArrayList();
|
||||
final List<String> errs = Lists.newArrayList();
|
||||
getReconfigurableProperties("namenode", address, outs, errs);
|
||||
assertEquals(0, outs.size());
|
||||
assertTrue(errs.size() > 1);
|
||||
assertThat(
|
||||
errs.get(0),
|
||||
is(allOf(containsString("Namenode"),
|
||||
containsString("reconfiguration:"),
|
||||
containsString("listReconfigurableProperties"),
|
||||
containsString("is not implemented"),
|
||||
containsString("UnsupportedOperationException"))));
|
||||
assertEquals(3, outs.size());
|
||||
assertEquals(DFS_HEARTBEAT_INTERVAL_KEY, outs.get(1));
|
||||
assertEquals(DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY, outs.get(2));
|
||||
assertEquals(errs.size(), 0);
|
||||
}
|
||||
|
||||
void awaitReconfigurationFinished(final String nodeType,
|
||||
final String address, final List<String> outs, final List<String> errs)
|
||||
throws TimeoutException, IOException, InterruptedException {
|
||||
GenericTestUtils.waitFor(new Supplier<Boolean>() {
|
||||
@Override
|
||||
public Boolean get() {
|
||||
outs.clear();
|
||||
errs.clear();
|
||||
try {
|
||||
getReconfigurationStatus(nodeType, address, outs, errs);
|
||||
} catch (IOException e) {
|
||||
LOG.error(String.format(
|
||||
"call getReconfigurationStatus on %s[%s] failed.", nodeType,
|
||||
address), e);
|
||||
}
|
||||
return !outs.isEmpty() && outs.get(0).contains("finished");
|
||||
|
||||
}
|
||||
}, 100, 100 * 100);
|
||||
}
|
||||
|
||||
@Test(timeout = 30000)
|
||||
public void testNameNodeGetReconfigurationStatus() throws IOException {
|
||||
public void testNameNodeGetReconfigurationStatus() throws IOException,
|
||||
InterruptedException, TimeoutException {
|
||||
ReconfigurationUtil ru = mock(ReconfigurationUtil.class);
|
||||
namenode.setReconfigurationUtil(ru);
|
||||
final String address = namenode.getHostAndPort();
|
||||
|
||||
List<ReconfigurationUtil.PropertyChange> changes =
|
||||
new ArrayList<>();
|
||||
changes.add(new ReconfigurationUtil.PropertyChange(
|
||||
DFS_HEARTBEAT_INTERVAL_KEY, String.valueOf(6),
|
||||
namenode.getConf().get(DFS_HEARTBEAT_INTERVAL_KEY)));
|
||||
changes.add(new ReconfigurationUtil.PropertyChange(
|
||||
"randomKey", "new123", "old456"));
|
||||
when(ru.parseChangedProperties(any(Configuration.class),
|
||||
any(Configuration.class))).thenReturn(changes);
|
||||
assertThat(admin.startReconfiguration("namenode", address), is(0));
|
||||
|
||||
final List<String> outs = Lists.newArrayList();
|
||||
final List<String> errs = Lists.newArrayList();
|
||||
getReconfigurationStatus("namenode", address, outs, errs);
|
||||
assertEquals(0, outs.size());
|
||||
assertTrue(errs.size() > 1);
|
||||
assertThat(
|
||||
errs.get(0),
|
||||
is(allOf(containsString("Namenode"),
|
||||
containsString("reloading configuration:"),
|
||||
containsString("getReconfigurationStatus"),
|
||||
containsString("is not implemented"),
|
||||
containsString("UnsupportedOperationException"))));
|
||||
awaitReconfigurationFinished("namenode", address, outs, errs);
|
||||
|
||||
// verify change
|
||||
assertEquals(
|
||||
DFS_HEARTBEAT_INTERVAL_KEY + " has wrong value",
|
||||
6,
|
||||
namenode
|
||||
.getConf()
|
||||
.getLong(DFS_HEARTBEAT_INTERVAL_KEY,
|
||||
DFS_HEARTBEAT_INTERVAL_DEFAULT));
|
||||
assertEquals(DFS_HEARTBEAT_INTERVAL_KEY + " has wrong value",
|
||||
6,
|
||||
namenode
|
||||
.getNamesystem()
|
||||
.getBlockManager()
|
||||
.getDatanodeManager()
|
||||
.getHeartbeatInterval());
|
||||
|
||||
int offset = 1;
|
||||
assertThat(outs.get(offset), containsString("SUCCESS: Changed property "
|
||||
+ DFS_HEARTBEAT_INTERVAL_KEY));
|
||||
assertThat(outs.get(offset + 1),
|
||||
is(allOf(containsString("From:"), containsString("3"))));
|
||||
assertThat(outs.get(offset + 2),
|
||||
is(allOf(containsString("To:"), containsString("6"))));
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue