HDFS-3443. Fix NPE when namenode transition to active during startup by adding checkNNStartup() in NameNodeRpcServer. Contributed by Vinayakumar B
Conflicts: hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNodeRpcServer.java
This commit is contained in:
Tsz-Wo Nicholas Sze
parent
57a53acad4
commit
1dc5483054
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@ -496,6 +496,9 @@ Release 2.6.1 - UNRELEASED
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HDFS-7443. Datanode upgrade to BLOCKID_BASED_LAYOUT fails if duplicate
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block files are present in the same volume (cmccabe)
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HDFS-3443. Fix NPE when namenode transition to active during startup by
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adding checkNNStartup() in NameNodeRpcServer. (Vinayakumar B via szetszwo)
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Release 2.6.0 - 2014-11-18
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INCOMPATIBLE CHANGES
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@ -78,6 +78,7 @@ 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.List;
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import java.util.concurrent.atomic.AtomicBoolean;
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import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY;
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import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.FS_TRASH_INTERVAL_DEFAULT;
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@ -264,6 +265,7 @@ public class NameNode implements NameNodeStatusMXBean {
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private final boolean haEnabled;
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private final HAContext haContext;
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protected final boolean allowStaleStandbyReads;
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private AtomicBoolean started = new AtomicBoolean(false);
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/** httpServer */
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@ -774,6 +776,7 @@ public class NameNode implements NameNodeStatusMXBean {
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this.stop();
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throw e;
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}
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this.started.set(true);
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}
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protected HAState createHAState(StartupOption startOpt) {
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@ -1738,7 +1741,14 @@ public class NameNode implements NameNodeStatusMXBean {
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public boolean isActiveState() {
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return (state.equals(ACTIVE_STATE));
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}
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/**
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* Returns whether the NameNode is completely started
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*/
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boolean isStarted() {
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return this.started.get();
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}
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/**
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* Check that a request to change this node's HA state is valid.
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* In particular, verifies that, if auto failover is enabled, non-forced
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@ -68,7 +68,6 @@ import org.apache.hadoop.ha.protocolPB.HAServiceProtocolServerSideTranslatorPB;
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import org.apache.hadoop.hdfs.DFSConfigKeys;
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import org.apache.hadoop.hdfs.DFSUtil;
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import org.apache.hadoop.hdfs.HDFSPolicyProvider;
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import org.apache.hadoop.hdfs.inotify.Event;
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import org.apache.hadoop.hdfs.inotify.EventBatch;
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import org.apache.hadoop.hdfs.inotify.EventBatchList;
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import org.apache.hadoop.hdfs.protocol.AclException;
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@ -473,12 +472,14 @@ class NameNodeRpcServer implements NamenodeProtocols {
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throw new IllegalArgumentException(
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"Unexpected not positive size: "+size);
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}
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checkNNStartup();
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namesystem.checkSuperuserPrivilege();
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return namesystem.getBlockManager().getBlocks(datanode, size);
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}
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@Override // NamenodeProtocol
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public ExportedBlockKeys getBlockKeys() throws IOException {
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checkNNStartup();
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namesystem.checkSuperuserPrivilege();
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return namesystem.getBlockManager().getBlockKeys();
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}
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@ -487,6 +488,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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public void errorReport(NamenodeRegistration registration,
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int errorCode,
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String msg) throws IOException {
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checkNNStartup();
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namesystem.checkOperation(OperationCategory.UNCHECKED);
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namesystem.checkSuperuserPrivilege();
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verifyRequest(registration);
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@ -499,6 +501,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // NamenodeProtocol
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public NamenodeRegistration registerSubordinateNamenode(
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NamenodeRegistration registration) throws IOException {
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checkNNStartup();
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namesystem.checkSuperuserPrivilege();
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verifyLayoutVersion(registration.getVersion());
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NamenodeRegistration myRegistration = nn.setRegistration();
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@ -508,7 +511,8 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // NamenodeProtocol
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public NamenodeCommand startCheckpoint(NamenodeRegistration registration)
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throws IOException {
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throws IOException {
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checkNNStartup();
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namesystem.checkSuperuserPrivilege();
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verifyRequest(registration);
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if(!nn.isRole(NamenodeRole.NAMENODE))
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@ -531,6 +535,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // NamenodeProtocol
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public void endCheckpoint(NamenodeRegistration registration,
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CheckpointSignature sig) throws IOException {
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checkNNStartup();
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namesystem.checkSuperuserPrivilege();
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CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
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if (cacheEntry != null && cacheEntry.isSuccess()) {
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@ -548,18 +553,21 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public Token<DelegationTokenIdentifier> getDelegationToken(Text renewer)
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throws IOException {
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checkNNStartup();
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return namesystem.getDelegationToken(renewer);
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}
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@Override // ClientProtocol
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public long renewDelegationToken(Token<DelegationTokenIdentifier> token)
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throws InvalidToken, IOException {
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checkNNStartup();
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return namesystem.renewDelegationToken(token);
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}
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@Override // ClientProtocol
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public void cancelDelegationToken(Token<DelegationTokenIdentifier> token)
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throws IOException {
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checkNNStartup();
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namesystem.cancelDelegationToken(token);
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}
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@ -568,6 +576,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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long offset,
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long length)
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throws IOException {
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checkNNStartup();
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metrics.incrGetBlockLocations();
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return namesystem.getBlockLocations(getClientMachine(),
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src, offset, length);
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@ -575,6 +584,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public FsServerDefaults getServerDefaults() throws IOException {
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checkNNStartup();
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return namesystem.getServerDefaults();
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}
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@ -584,6 +594,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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boolean createParent, short replication, long blockSize,
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CryptoProtocolVersion[] supportedVersions)
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throws IOException {
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checkNNStartup();
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String clientMachine = getClientMachine();
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if (stateChangeLog.isDebugEnabled()) {
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stateChangeLog.debug("*DIR* NameNode.create: file "
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@ -618,6 +629,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public LastBlockWithStatus append(String src, String clientName)
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throws IOException {
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checkNNStartup();
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String clientMachine = getClientMachine();
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if (stateChangeLog.isDebugEnabled()) {
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stateChangeLog.debug("*DIR* NameNode.append: file "
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@ -643,36 +655,42 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public boolean recoverLease(String src, String clientName) throws IOException {
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checkNNStartup();
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String clientMachine = getClientMachine();
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return namesystem.recoverLease(src, clientName, clientMachine);
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}
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@Override // ClientProtocol
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public boolean setReplication(String src, short replication)
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throws IOException {
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throws IOException {
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checkNNStartup();
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return namesystem.setReplication(src, replication);
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}
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@Override
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public void setStoragePolicy(String src, String policyName)
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throws IOException {
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checkNNStartup();
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namesystem.setStoragePolicy(src, policyName);
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}
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@Override
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public BlockStoragePolicy[] getStoragePolicies() throws IOException {
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checkNNStartup();
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return namesystem.getStoragePolicies();
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}
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@Override // ClientProtocol
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public void setPermission(String src, FsPermission permissions)
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throws IOException {
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checkNNStartup();
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namesystem.setPermission(src, permissions);
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}
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@Override // ClientProtocol
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public void setOwner(String src, String username, String groupname)
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throws IOException {
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checkNNStartup();
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namesystem.setOwner(src, username, groupname);
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}
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@ -681,6 +699,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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ExtendedBlock previous, DatanodeInfo[] excludedNodes, long fileId,
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String[] favoredNodes)
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throws IOException {
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checkNNStartup();
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if (stateChangeLog.isDebugEnabled()) {
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stateChangeLog.debug("*BLOCK* NameNode.addBlock: file " + src
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+ " fileId=" + fileId + " for " + clientName);
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@ -708,6 +727,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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final DatanodeInfo[] excludes,
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final int numAdditionalNodes, final String clientName
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) throws IOException {
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checkNNStartup();
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if (LOG.isDebugEnabled()) {
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LOG.debug("getAdditionalDatanode: src=" + src
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+ ", fileId=" + fileId
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@ -736,6 +756,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public void abandonBlock(ExtendedBlock b, long fileId, String src,
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String holder) throws IOException {
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checkNNStartup();
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if(stateChangeLog.isDebugEnabled()) {
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stateChangeLog.debug("*BLOCK* NameNode.abandonBlock: "
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+b+" of file "+src);
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@ -749,6 +770,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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public boolean complete(String src, String clientName,
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ExtendedBlock last, long fileId)
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throws IOException {
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checkNNStartup();
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if(stateChangeLog.isDebugEnabled()) {
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stateChangeLog.debug("*DIR* NameNode.complete: "
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+ src + " fileId=" + fileId +" for " + clientName);
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@ -764,12 +786,14 @@ class NameNodeRpcServer implements NamenodeProtocols {
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*/
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@Override // ClientProtocol, DatanodeProtocol
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public void reportBadBlocks(LocatedBlock[] blocks) throws IOException {
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checkNNStartup();
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namesystem.reportBadBlocks(blocks);
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}
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@Override // ClientProtocol
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public LocatedBlock updateBlockForPipeline(ExtendedBlock block, String clientName)
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throws IOException {
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checkNNStartup();
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return namesystem.updateBlockForPipeline(block, clientName);
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}
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@ -778,6 +802,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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public void updatePipeline(String clientName, ExtendedBlock oldBlock,
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ExtendedBlock newBlock, DatanodeID[] newNodes, String[] newStorageIDs)
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throws IOException {
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checkNNStartup();
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CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
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if (cacheEntry != null && cacheEntry.isSuccess()) {
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return; // Return previous response
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@ -799,6 +824,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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boolean closeFile, boolean deleteblock, DatanodeID[] newtargets,
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String[] newtargetstorages)
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throws IOException {
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checkNNStartup();
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namesystem.commitBlockSynchronization(block, newgenerationstamp,
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newlength, closeFile, deleteblock, newtargets, newtargetstorages);
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}
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@ -806,12 +832,14 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public long getPreferredBlockSize(String filename)
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throws IOException {
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checkNNStartup();
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return namesystem.getPreferredBlockSize(filename);
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}
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@Deprecated
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@Override // ClientProtocol
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public boolean rename(String src, String dst) throws IOException {
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checkNNStartup();
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if(stateChangeLog.isDebugEnabled()) {
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stateChangeLog.debug("*DIR* NameNode.rename: " + src + " to " + dst);
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}
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@ -839,6 +867,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public void concat(String trg, String[] src) throws IOException {
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checkNNStartup();
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CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
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if (cacheEntry != null && cacheEntry.isSuccess()) {
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return; // Return previous response
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@ -856,6 +885,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public void rename2(String src, String dst, Options.Rename... options)
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throws IOException {
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checkNNStartup();
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if(stateChangeLog.isDebugEnabled()) {
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stateChangeLog.debug("*DIR* NameNode.rename: " + src + " to " + dst);
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}
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@ -879,6 +909,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public boolean delete(String src, boolean recursive) throws IOException {
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checkNNStartup();
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if (stateChangeLog.isDebugEnabled()) {
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stateChangeLog.debug("*DIR* Namenode.delete: src=" + src
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+ ", recursive=" + recursive);
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@ -913,6 +944,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public boolean mkdirs(String src, FsPermission masked, boolean createParent)
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throws IOException {
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checkNNStartup();
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if(stateChangeLog.isDebugEnabled()) {
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stateChangeLog.debug("*DIR* NameNode.mkdirs: " + src);
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}
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@ -927,12 +959,14 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public void renewLease(String clientName) throws IOException {
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checkNNStartup();
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namesystem.renewLease(clientName);
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}
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@Override // ClientProtocol
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public DirectoryListing getListing(String src, byte[] startAfter,
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boolean needLocation) throws IOException {
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checkNNStartup();
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DirectoryListing files = namesystem.getListing(
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src, startAfter, needLocation);
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if (files != null) {
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@ -944,23 +978,27 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public HdfsFileStatus getFileInfo(String src) throws IOException {
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checkNNStartup();
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metrics.incrFileInfoOps();
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return namesystem.getFileInfo(src, true);
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}
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@Override // ClientProtocol
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public boolean isFileClosed(String src) throws IOException{
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checkNNStartup();
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return namesystem.isFileClosed(src);
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}
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@Override // ClientProtocol
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public HdfsFileStatus getFileLinkInfo(String src) throws IOException {
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public HdfsFileStatus getFileLinkInfo(String src) throws IOException {
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checkNNStartup();
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metrics.incrFileInfoOps();
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return namesystem.getFileInfo(src, false);
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}
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@Override // ClientProtocol
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public long[] getStats() throws IOException {
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checkNNStartup();
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namesystem.checkOperation(OperationCategory.READ);
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return namesystem.getStats();
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}
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@ -968,6 +1006,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public DatanodeInfo[] getDatanodeReport(DatanodeReportType type)
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throws IOException {
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checkNNStartup();
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DatanodeInfo results[] = namesystem.datanodeReport(type);
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return results;
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}
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@ -975,6 +1014,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public DatanodeStorageReport[] getDatanodeStorageReport(
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DatanodeReportType type) throws IOException {
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checkNNStartup();
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final DatanodeStorageReport[] reports = namesystem.getDatanodeStorageReport(type);
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return reports;
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}
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@ -982,6 +1022,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public boolean setSafeMode(SafeModeAction action, boolean isChecked)
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throws IOException {
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checkNNStartup();
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OperationCategory opCategory = OperationCategory.UNCHECKED;
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if (isChecked) {
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if (action == SafeModeAction.SAFEMODE_GET) {
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@ -996,11 +1037,13 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public boolean restoreFailedStorage(String arg) throws IOException {
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checkNNStartup();
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return namesystem.restoreFailedStorage(arg);
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}
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@Override // ClientProtocol
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public void saveNamespace() throws IOException {
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checkNNStartup();
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CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
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if (cacheEntry != null && cacheEntry.isSuccess()) {
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return; // Return previous response
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@ -1016,17 +1059,20 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // ClientProtocol
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public long rollEdits() throws AccessControlException, IOException {
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checkNNStartup();
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CheckpointSignature sig = namesystem.rollEditLog();
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return sig.getCurSegmentTxId();
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}
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@Override // ClientProtocol
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public void refreshNodes() throws IOException {
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checkNNStartup();
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namesystem.refreshNodes();
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}
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@Override // NamenodeProtocol
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public long getTransactionID() throws IOException {
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checkNNStartup();
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namesystem.checkOperation(OperationCategory.UNCHECKED);
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namesystem.checkSuperuserPrivilege();
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return namesystem.getFSImage().getLastAppliedOrWrittenTxId();
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@ -1034,6 +1080,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // NamenodeProtocol
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public long getMostRecentCheckpointTxId() throws IOException {
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checkNNStartup();
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namesystem.checkOperation(OperationCategory.UNCHECKED);
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namesystem.checkSuperuserPrivilege();
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return namesystem.getFSImage().getMostRecentCheckpointTxId();
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@ -1041,13 +1088,15 @@ class NameNodeRpcServer implements NamenodeProtocols {
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@Override // NamenodeProtocol
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public CheckpointSignature rollEditLog() throws IOException {
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checkNNStartup();
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namesystem.checkSuperuserPrivilege();
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return namesystem.rollEditLog();
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}
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@Override // NamenodeProtocol
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public RemoteEditLogManifest getEditLogManifest(long sinceTxId)
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throws IOException {
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throws IOException {
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checkNNStartup();
|
||||
namesystem.checkOperation(OperationCategory.READ);
|
||||
namesystem.checkSuperuserPrivilege();
|
||||
return namesystem.getEditLog().getEditLogManifest(sinceTxId);
|
||||
|
|
@ -1055,11 +1104,13 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
|
||||
@Override // ClientProtocol
|
||||
public void finalizeUpgrade() throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.finalizeUpgrade();
|
||||
}
|
||||
|
||||
@Override // ClientProtocol
|
||||
public RollingUpgradeInfo rollingUpgrade(RollingUpgradeAction action) throws IOException {
|
||||
checkNNStartup();
|
||||
LOG.info("rollingUpgrade " + action);
|
||||
switch(action) {
|
||||
case QUERY:
|
||||
|
|
@ -1076,12 +1127,14 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
|
||||
@Override // ClientProtocol
|
||||
public void metaSave(String filename) throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.metaSave(filename);
|
||||
}
|
||||
|
||||
@Override // ClientProtocol
|
||||
public CorruptFileBlocks listCorruptFileBlocks(String path, String cookie)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
String[] cookieTab = new String[] { cookie };
|
||||
Collection<FSNamesystem.CorruptFileBlockInfo> fbs =
|
||||
namesystem.listCorruptFileBlocks(path, cookieTab);
|
||||
|
|
@ -1102,17 +1155,20 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
*/
|
||||
@Override // ClientProtocol
|
||||
public void setBalancerBandwidth(long bandwidth) throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.setBalancerBandwidth(bandwidth);
|
||||
}
|
||||
|
||||
@Override // ClientProtocol
|
||||
public ContentSummary getContentSummary(String path) throws IOException {
|
||||
checkNNStartup();
|
||||
return namesystem.getContentSummary(path);
|
||||
}
|
||||
|
||||
@Override // ClientProtocol
|
||||
public void setQuota(String path, long namespaceQuota, long diskspaceQuota)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.setQuota(path, namespaceQuota, diskspaceQuota);
|
||||
}
|
||||
|
||||
|
|
@ -1120,18 +1176,21 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
public void fsync(String src, long fileId, String clientName,
|
||||
long lastBlockLength)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.fsync(src, fileId, clientName, lastBlockLength);
|
||||
}
|
||||
|
||||
@Override // ClientProtocol
|
||||
public void setTimes(String src, long mtime, long atime)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.setTimes(src, mtime, atime);
|
||||
}
|
||||
|
||||
@Override // ClientProtocol
|
||||
public void createSymlink(String target, String link, FsPermission dirPerms,
|
||||
boolean createParent) throws IOException {
|
||||
checkNNStartup();
|
||||
CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
|
||||
if (cacheEntry != null && cacheEntry.isSuccess()) {
|
||||
return; // Return previous response
|
||||
|
|
@ -1162,6 +1221,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
|
||||
@Override // ClientProtocol
|
||||
public String getLinkTarget(String path) throws IOException {
|
||||
checkNNStartup();
|
||||
metrics.incrGetLinkTargetOps();
|
||||
HdfsFileStatus stat = null;
|
||||
try {
|
||||
|
|
@ -1184,6 +1244,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
@Override // DatanodeProtocol
|
||||
public DatanodeRegistration registerDatanode(DatanodeRegistration nodeReg)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
verifySoftwareVersion(nodeReg);
|
||||
namesystem.registerDatanode(nodeReg);
|
||||
return nodeReg;
|
||||
|
|
@ -1194,6 +1255,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
StorageReport[] report, long dnCacheCapacity, long dnCacheUsed,
|
||||
int xmitsInProgress, int xceiverCount,
|
||||
int failedVolumes) throws IOException {
|
||||
checkNNStartup();
|
||||
verifyRequest(nodeReg);
|
||||
return namesystem.handleHeartbeat(nodeReg, report,
|
||||
dnCacheCapacity, dnCacheUsed, xceiverCount, xmitsInProgress,
|
||||
|
|
@ -1203,6 +1265,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
@Override // DatanodeProtocol
|
||||
public DatanodeCommand blockReport(DatanodeRegistration nodeReg,
|
||||
String poolId, StorageBlockReport[] reports) throws IOException {
|
||||
checkNNStartup();
|
||||
verifyRequest(nodeReg);
|
||||
if(blockStateChangeLog.isDebugEnabled()) {
|
||||
blockStateChangeLog.debug("*BLOCK* NameNode.blockReport: "
|
||||
|
|
@ -1234,6 +1297,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
@Override
|
||||
public DatanodeCommand cacheReport(DatanodeRegistration nodeReg,
|
||||
String poolId, List<Long> blockIds) throws IOException {
|
||||
checkNNStartup();
|
||||
verifyRequest(nodeReg);
|
||||
if (blockStateChangeLog.isDebugEnabled()) {
|
||||
blockStateChangeLog.debug("*BLOCK* NameNode.cacheReport: "
|
||||
|
|
@ -1246,6 +1310,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
@Override // DatanodeProtocol
|
||||
public void blockReceivedAndDeleted(DatanodeRegistration nodeReg, String poolId,
|
||||
StorageReceivedDeletedBlocks[] receivedAndDeletedBlocks) throws IOException {
|
||||
checkNNStartup();
|
||||
verifyRequest(nodeReg);
|
||||
metrics.incrBlockReceivedAndDeletedOps();
|
||||
if(blockStateChangeLog.isDebugEnabled()) {
|
||||
|
|
@ -1261,6 +1326,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
@Override // DatanodeProtocol
|
||||
public void errorReport(DatanodeRegistration nodeReg,
|
||||
int errorCode, String msg) throws IOException {
|
||||
checkNNStartup();
|
||||
String dnName =
|
||||
(nodeReg == null) ? "Unknown DataNode" : nodeReg.toString();
|
||||
|
||||
|
|
@ -1282,6 +1348,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
|
||||
@Override // DatanodeProtocol, NamenodeProtocol
|
||||
public NamespaceInfo versionRequest() throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.checkSuperuserPrivilege();
|
||||
return namesystem.getNamespaceInfo();
|
||||
}
|
||||
|
|
@ -1307,6 +1374,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
|
||||
@Override // RefreshAuthorizationPolicyProtocol
|
||||
public void refreshServiceAcl() throws IOException {
|
||||
checkNNStartup();
|
||||
if (!serviceAuthEnabled) {
|
||||
throw new AuthorizationException("Service Level Authorization not enabled!");
|
||||
}
|
||||
|
|
@ -1357,28 +1425,32 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
}
|
||||
|
||||
@Override // HAServiceProtocol
|
||||
public synchronized void monitorHealth()
|
||||
throws HealthCheckFailedException, AccessControlException {
|
||||
public synchronized void monitorHealth() throws HealthCheckFailedException,
|
||||
AccessControlException, IOException {
|
||||
checkNNStartup();
|
||||
nn.monitorHealth();
|
||||
}
|
||||
|
||||
@Override // HAServiceProtocol
|
||||
public synchronized void transitionToActive(StateChangeRequestInfo req)
|
||||
throws ServiceFailedException, AccessControlException {
|
||||
throws ServiceFailedException, AccessControlException, IOException {
|
||||
checkNNStartup();
|
||||
nn.checkHaStateChange(req);
|
||||
nn.transitionToActive();
|
||||
}
|
||||
|
||||
@Override // HAServiceProtocol
|
||||
public synchronized void transitionToStandby(StateChangeRequestInfo req)
|
||||
throws ServiceFailedException, AccessControlException {
|
||||
throws ServiceFailedException, AccessControlException, IOException {
|
||||
checkNNStartup();
|
||||
nn.checkHaStateChange(req);
|
||||
nn.transitionToStandby();
|
||||
}
|
||||
|
||||
@Override // HAServiceProtocol
|
||||
public synchronized HAServiceStatus getServiceStatus()
|
||||
throws AccessControlException, ServiceFailedException {
|
||||
throws AccessControlException, ServiceFailedException, IOException {
|
||||
checkNNStartup();
|
||||
return nn.getServiceStatus();
|
||||
}
|
||||
|
||||
|
|
@ -1435,12 +1507,14 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
|
||||
@Override
|
||||
public DataEncryptionKey getDataEncryptionKey() throws IOException {
|
||||
checkNNStartup();
|
||||
return namesystem.getBlockManager().generateDataEncryptionKey();
|
||||
}
|
||||
|
||||
@Override
|
||||
public String createSnapshot(String snapshotRoot, String snapshotName)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
if (!checkPathLength(snapshotRoot)) {
|
||||
throw new IOException("createSnapshot: Pathname too long. Limit "
|
||||
+ MAX_PATH_LENGTH + " characters, " + MAX_PATH_DEPTH + " levels.");
|
||||
|
|
@ -1465,6 +1539,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
@Override
|
||||
public void deleteSnapshot(String snapshotRoot, String snapshotName)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
metrics.incrDeleteSnapshotOps();
|
||||
CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
|
||||
if (cacheEntry != null && cacheEntry.isSuccess()) {
|
||||
|
|
@ -1482,6 +1557,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
@Override
|
||||
// Client Protocol
|
||||
public void allowSnapshot(String snapshotRoot) throws IOException {
|
||||
checkNNStartup();
|
||||
metrics.incrAllowSnapshotOps();
|
||||
namesystem.allowSnapshot(snapshotRoot);
|
||||
}
|
||||
|
|
@ -1489,13 +1565,16 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
@Override
|
||||
// Client Protocol
|
||||
public void disallowSnapshot(String snapshot) throws IOException {
|
||||
checkNNStartup();
|
||||
metrics.incrDisAllowSnapshotOps();
|
||||
namesystem.disallowSnapshot(snapshot);
|
||||
}
|
||||
|
||||
@Override
|
||||
// ClientProtocol
|
||||
public void renameSnapshot(String snapshotRoot, String snapshotOldName,
|
||||
String snapshotNewName) throws IOException {
|
||||
checkNNStartup();
|
||||
if (snapshotNewName == null || snapshotNewName.isEmpty()) {
|
||||
throw new IOException("The new snapshot name is null or empty.");
|
||||
}
|
||||
|
|
@ -1517,24 +1596,27 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
@Override // Client Protocol
|
||||
public SnapshottableDirectoryStatus[] getSnapshottableDirListing()
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
SnapshottableDirectoryStatus[] status = namesystem
|
||||
.getSnapshottableDirListing();
|
||||
metrics.incrListSnapshottableDirOps();
|
||||
return status;
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public SnapshotDiffReport getSnapshotDiffReport(String snapshotRoot,
|
||||
String earlierSnapshotName, String laterSnapshotName) throws IOException {
|
||||
checkNNStartup();
|
||||
SnapshotDiffReport report = namesystem.getSnapshotDiffReport(snapshotRoot,
|
||||
earlierSnapshotName, laterSnapshotName);
|
||||
metrics.incrSnapshotDiffReportOps();
|
||||
return report;
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public long addCacheDirective(
|
||||
CacheDirectiveInfo path, EnumSet<CacheFlag> flags) throws IOException {
|
||||
checkNNStartup();
|
||||
CacheEntryWithPayload cacheEntry = RetryCache.waitForCompletion
|
||||
(retryCache, null);
|
||||
if (cacheEntry != null && cacheEntry.isSuccess()) {
|
||||
|
|
@ -1552,9 +1634,10 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
return ret;
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public void modifyCacheDirective(
|
||||
CacheDirectiveInfo directive, EnumSet<CacheFlag> flags) throws IOException {
|
||||
checkNNStartup();
|
||||
CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
|
||||
if (cacheEntry != null && cacheEntry.isSuccess()) {
|
||||
return;
|
||||
|
|
@ -1569,8 +1652,9 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public void removeCacheDirective(long id) throws IOException {
|
||||
checkNNStartup();
|
||||
CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
|
||||
if (cacheEntry != null && cacheEntry.isSuccess()) {
|
||||
return;
|
||||
|
|
@ -1584,17 +1668,19 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public BatchedEntries<CacheDirectiveEntry> listCacheDirectives(long prevId,
|
||||
CacheDirectiveInfo filter) throws IOException {
|
||||
checkNNStartup();
|
||||
if (filter == null) {
|
||||
filter = new CacheDirectiveInfo.Builder().build();
|
||||
}
|
||||
return namesystem.listCacheDirectives(prevId, filter);
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override //ClientProtocol
|
||||
public void addCachePool(CachePoolInfo info) throws IOException {
|
||||
checkNNStartup();
|
||||
CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
|
||||
if (cacheEntry != null && cacheEntry.isSuccess()) {
|
||||
return; // Return previous response
|
||||
|
|
@ -1608,8 +1694,9 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public void modifyCachePool(CachePoolInfo info) throws IOException {
|
||||
checkNNStartup();
|
||||
CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
|
||||
if (cacheEntry != null && cacheEntry.isSuccess()) {
|
||||
return; // Return previous response
|
||||
|
|
@ -1623,8 +1710,9 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public void removeCachePool(String cachePoolName) throws IOException {
|
||||
checkNNStartup();
|
||||
CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
|
||||
if (cacheEntry != null && cacheEntry.isSuccess()) {
|
||||
return;
|
||||
|
|
@ -1638,47 +1726,55 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public BatchedEntries<CachePoolEntry> listCachePools(String prevKey)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
return namesystem.listCachePools(prevKey != null ? prevKey : "");
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public void modifyAclEntries(String src, List<AclEntry> aclSpec)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.modifyAclEntries(src, aclSpec);
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClienProtocol
|
||||
public void removeAclEntries(String src, List<AclEntry> aclSpec)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.removeAclEntries(src, aclSpec);
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public void removeDefaultAcl(String src) throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.removeDefaultAcl(src);
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public void removeAcl(String src) throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.removeAcl(src);
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public void setAcl(String src, List<AclEntry> aclSpec) throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.setAcl(src, aclSpec);
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public AclStatus getAclStatus(String src) throws IOException {
|
||||
checkNNStartup();
|
||||
return namesystem.getAclStatus(src);
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public void createEncryptionZone(String src, String keyName)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
final CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
|
||||
if (cacheEntry != null && cacheEntry.isSuccess()) {
|
||||
return;
|
||||
|
|
@ -1692,21 +1788,24 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public EncryptionZone getEZForPath(String src)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
return namesystem.getEZForPath(src);
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public BatchedEntries<EncryptionZone> listEncryptionZones(
|
||||
long prevId) throws IOException {
|
||||
checkNNStartup();
|
||||
return namesystem.listEncryptionZones(prevId);
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public void setXAttr(String src, XAttr xAttr, EnumSet<XAttrSetFlag> flag)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
|
||||
if (cacheEntry != null && cacheEntry.isSuccess()) {
|
||||
return; // Return previous response
|
||||
|
|
@ -1720,19 +1819,22 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public List<XAttr> getXAttrs(String src, List<XAttr> xAttrs)
|
||||
throws IOException {
|
||||
checkNNStartup();
|
||||
return namesystem.getXAttrs(src, xAttrs);
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public List<XAttr> listXAttrs(String src) throws IOException {
|
||||
checkNNStartup();
|
||||
return namesystem.listXAttrs(src);
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // ClientProtocol
|
||||
public void removeXAttr(String src, XAttr xAttr) throws IOException {
|
||||
checkNNStartup();
|
||||
CacheEntry cacheEntry = RetryCache.waitForCompletion(retryCache);
|
||||
if (cacheEntry != null && cacheEntry.isSuccess()) {
|
||||
return; // Return previous response
|
||||
|
|
@ -1746,13 +1848,21 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
private void checkNNStartup() throws IOException {
|
||||
if (!this.nn.isStarted()) {
|
||||
throw new IOException(this.nn.getRole() + " still not started");
|
||||
}
|
||||
}
|
||||
|
||||
@Override // ClientProtocol
|
||||
public void checkAccess(String path, FsAction mode) throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.checkAccess(path, mode);
|
||||
}
|
||||
|
||||
@Override // ClientProtocol
|
||||
public long getCurrentEditLogTxid() throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.checkOperation(OperationCategory.READ); // only active
|
||||
namesystem.checkSuperuserPrivilege();
|
||||
// if it's not yet open for write, we may be in the process of transitioning
|
||||
|
|
@ -1781,6 +1891,7 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
|
||||
@Override // ClientProtocol
|
||||
public EventBatchList getEditsFromTxid(long txid) throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.checkOperation(OperationCategory.READ); // only active
|
||||
namesystem.checkSuperuserPrivilege();
|
||||
int maxEventsPerRPC = nn.conf.getInt(
|
||||
|
|
@ -1864,20 +1975,23 @@ class NameNodeRpcServer implements NamenodeProtocols {
|
|||
return new EventBatchList(batches, firstSeenTxid, maxSeenTxid, syncTxid);
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // TraceAdminProtocol
|
||||
public SpanReceiverInfo[] listSpanReceivers() throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.checkSuperuserPrivilege();
|
||||
return nn.spanReceiverHost.listSpanReceivers();
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // TraceAdminProtocol
|
||||
public long addSpanReceiver(SpanReceiverInfo info) throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.checkSuperuserPrivilege();
|
||||
return nn.spanReceiverHost.addSpanReceiver(info);
|
||||
}
|
||||
|
||||
@Override
|
||||
@Override // TraceAdminProtocol
|
||||
public void removeSpanReceiver(long id) throws IOException {
|
||||
checkNNStartup();
|
||||
namesystem.checkSuperuserPrivilege();
|
||||
nn.spanReceiverHost.removeSpanReceiver(id);
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue