diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java index 752c830f958..c02eb84d5f4 100644 --- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java +++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java @@ -1952,6 +1952,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean, if (!isInSafeMode() && res.updateAccessTime()) { String src = srcArg; + checkOperation(OperationCategory.WRITE); writeLock(); final long now = now(); try { @@ -2034,6 +2035,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean, FileStatus stat = null; boolean success = false; final FSPermissionChecker pc = getPermissionChecker(); + checkOperation(OperationCategory.WRITE); writeLock(); try { checkOperation(OperationCategory.WRITE); @@ -2137,6 +2139,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean, throw new UnsupportedOperationException("Symlinks not supported"); } FileStatus auditStat = null; + checkOperation(OperationCategory.WRITE); writeLock(); try { checkOperation(OperationCategory.WRITE); @@ -5306,6 +5309,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean, String clientName, ExtendedBlock oldBlock, ExtendedBlock newBlock, DatanodeID[] newNodes, String[] newStorageIDs, boolean logRetryCache) throws IOException { + checkOperation(OperationCategory.WRITE); LOG.info("updatePipeline(" + oldBlock.getLocalBlock() + ", newGS=" + newBlock.getGenerationStamp() + ", newLength=" + newBlock.getNumBytes() @@ -6605,6 +6609,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean, String rootPath = null; BlocksMapUpdateInfo blocksToBeDeleted = null; final FSPermissionChecker pc = getPermissionChecker(); + checkOperation(OperationCategory.WRITE); writeLock(); try { checkOperation(OperationCategory.WRITE); @@ -6645,6 +6650,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean, checkOperation(OperationCategory.READ); readLock(); try { + checkOperation(OperationCategory.READ); if (!isRollingUpgrade()) { return null; } @@ -6897,6 +6903,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean, if (!flags.contains(CacheFlag.FORCE)) { cacheManager.waitForRescanIfNeeded(); } + checkOperation(OperationCategory.WRITE); writeLock(); try { checkOperation(OperationCategory.WRITE); @@ -6928,6 +6935,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean, if (!flags.contains(CacheFlag.FORCE)) { cacheManager.waitForRescanIfNeeded(); } + checkOperation(OperationCategory.WRITE); writeLock(); try { checkOperation(OperationCategory.WRITE); @@ -6953,6 +6961,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean, final String operationName = "removeCacheDirective"; boolean success = false; String idStr = "{id: " + Long.toString(id) + "}"; + checkOperation(OperationCategory.WRITE); writeLock(); try { checkOperation(OperationCategory.WRITE); @@ -6997,6 +7006,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean, void addCachePool(CachePoolInfo req, boolean logRetryCache) throws IOException { final String operationName = "addCachePool"; + checkOperation(OperationCategory.WRITE); writeLock(); boolean success = false; String poolInfoStr = null; @@ -7021,6 +7031,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean, void modifyCachePool(CachePoolInfo req, boolean logRetryCache) throws IOException { final String operationName = "modifyCachePool"; + checkOperation(OperationCategory.WRITE); writeLock(); boolean success = false; String poolNameStr = "{poolName: " + @@ -7047,6 +7058,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean, void removeCachePool(String cachePoolName, boolean logRetryCache) throws IOException { final String operationName = "removeCachePool"; + checkOperation(OperationCategory.WRITE); writeLock(); boolean success = false; String poolNameStr = "{poolName: " + cachePoolName + "}";