check permission for LeveldbRMStateStore

Author: skysiders

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/recovery/LeveldbRMStateStore.java

@@ -153,7 +153,11 @@ private Path getStorageDir() throws IOException {
   private Path createStorageDir() throws IOException {
     Path root = getStorageDir();
     FileSystem fs = FileSystem.getLocal(getConfig());
-    fs.mkdirs(root, new FsPermission((short)0700));
+    FsPermission perm = new FsPermission((short)0700);
+    fs.mkdirs(root, perm);
+    if (!perms.equals(perms.applyUMask(fs.getUMask()))) {
+      fs.setPermission(root, perm);
+    }
     return root;
   }