Merge HDFS-5789. Some of snapshot APIs missing checkOperation double check in fsn. Contributed by Uma Maheswara Rao G.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1560732 13f79535-47bb-0310-9956-ffa450edef68
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@ -836,6 +836,8 @@ Release 2.3.0 - UNRELEASED
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HDFS-5649. Unregister NFS and Mount service when NFS gateway is shutting down.
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(brandonli)
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HDFS-5789. Some of snapshot APIs missing checkOperation double check in fsn. (umamahesh)
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Release 2.2.0 - 2013-10-13
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INCOMPATIBLE CHANGES
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@ -6777,6 +6777,7 @@ public class FSNamesystem implements Namesystem, FSClusterStats,
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/** Allow snapshot on a directroy. */
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void allowSnapshot(String path) throws SafeModeException, IOException {
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checkOperation(OperationCategory.WRITE);
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writeLock();
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try {
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checkOperation(OperationCategory.WRITE);
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@ -6802,6 +6803,7 @@ public class FSNamesystem implements Namesystem, FSClusterStats,
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/** Disallow snapshot on a directory. */
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void disallowSnapshot(String path) throws SafeModeException, IOException {
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checkOperation(OperationCategory.WRITE);
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writeLock();
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try {
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checkOperation(OperationCategory.WRITE);
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@ -6925,6 +6927,7 @@ public class FSNamesystem implements Namesystem, FSClusterStats,
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public SnapshottableDirectoryStatus[] getSnapshottableDirListing()
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throws IOException {
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SnapshottableDirectoryStatus[] status = null;
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checkOperation(OperationCategory.READ);
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final FSPermissionChecker checker = getPermissionChecker();
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readLock();
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try {
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@ -6958,6 +6961,7 @@ public class FSNamesystem implements Namesystem, FSClusterStats,
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SnapshotDiffReport getSnapshotDiffReport(String path,
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String fromSnapshot, String toSnapshot) throws IOException {
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SnapshotDiffInfo diffs = null;
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checkOperation(OperationCategory.READ);
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final FSPermissionChecker pc = getPermissionChecker();
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readLock();
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try {
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