diff options
| author | Csaba Henk <csaba@gluster.com> | 2011-03-10 00:42:48 +0000 |
|---|---|---|
| committer | Vijay Bellur <vijay@dev.gluster.com> | 2011-03-10 07:39:50 -0800 |
| commit | 38d57757b33983052594e14582611ef05f753581 (patch) | |
| tree | ae86f2bd37761148753ac5eb213304e969244cc5 /xlators | |
| parent | 19e65beb16d2dc337d144e25337561ff6e82826a (diff) | |
syncdaemon: fortify purge implementation to not do silly things like following symlinks
Signed-off-by: Kaushik BV <kaushikbv@gluster.com>
Signed-off-by: Vijay Bellur <vijay@dev.gluster.com>
BUG: 2377 ()
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=2377
Diffstat (limited to 'xlators')
| -rw-r--r-- | xlators/features/marker/utils/syncdaemon/resource.py | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/xlators/features/marker/utils/syncdaemon/resource.py b/xlators/features/marker/utils/syncdaemon/resource.py index dc3279d5290..6882164b9c5 100644 --- a/xlators/features/marker/utils/syncdaemon/resource.py +++ b/xlators/features/marker/utils/syncdaemon/resource.py @@ -12,7 +12,7 @@ import tempfile import threading from ctypes import * from ctypes.util import find_library -from errno import EEXIST, ENOENT, ENODATA, ENOTDIR, ELOOP +from errno import EEXIST, ENOENT, ENODATA, ENOTDIR, ELOOP, EISDIR from gconf import gconf import repce @@ -100,7 +100,17 @@ class Server(object): me_also = entries == None if not entries: try: - entries = os.listdir(path) + # if it's a symlink, prevent + # following it + try: + os.unlink(path) + return + except OSError: + ex = sys.exc_info()[1] + if ex.errno == EISDIR: + entries = os.listdir(path) + else: + raise except OSError: ex = sys.exc_info()[1] if ex.errno in (ENOTDIR, ENOENT, ELOOP): @@ -109,8 +119,9 @@ class Server(object): return except OSError: ex = sys.exc_info()[1] - if ex.errno != ENOENT: - raise + if ex.errno == ENOENT: + return + raise else: raise for e in entries: |