[Python-checkins] r59712 - in python/trunk: Lib/tarfile.py Lib/test/test_tarfile.py Misc/NEWS

[lars.gustaebel]

Author: lars.gustaebel
Date: Fri Jan  4 15:00:33 2008
New Revision: 59712

Modified:
   python/trunk/Lib/tarfile.py
   python/trunk/Lib/test/test_tarfile.py
   python/trunk/Misc/NEWS
Log:
Issue #1735: TarFile.extractall() now correctly sets
directory permissions and times.

(will backport to 2.5)


Modified: python/trunk/Lib/tarfile.py
==============================================================================
--- python/trunk/Lib/tarfile.py	(original)
+++ python/trunk/Lib/tarfile.py	Fri Jan  4 15:00:33 2008
@@ -2037,11 +2037,11 @@
 
         # Set correct owner, mtime and filemode on directories.
         for tarinfo in directories:
-            path = os.path.join(path, tarinfo.name)
+            dirpath = os.path.join(path, tarinfo.name)
             try:
-                self.chown(tarinfo, path)
-                self.utime(tarinfo, path)
-                self.chmod(tarinfo, path)
+                self.chown(tarinfo, dirpath)
+                self.utime(tarinfo, dirpath)
+                self.chmod(tarinfo, dirpath)
             except ExtractError, e:
                 if self.errorlevel > 1:
                     raise

Modified: python/trunk/Lib/test/test_tarfile.py
==============================================================================
--- python/trunk/Lib/test/test_tarfile.py	(original)
+++ python/trunk/Lib/test/test_tarfile.py	Fri Jan  4 15:00:33 2008
@@ -244,6 +244,23 @@
         data = open(os.path.join(TEMPDIR, "ustar/symtype"), "rb").read()
         self.assertEqual(md5sum(data), md5_regtype)
 
+    def test_extractall(self):
+        # Test if extractall() correctly restores directory permissions
+        # and times (see issue1735).
+        if sys.platform == "win32":
+            # Win32 has no support for utime() on directories or
+            # fine grained permissions.
+            return
+
+        tar = tarfile.open(tarname, encoding="iso8859-1")
+        directories = [t for t in tar if t.isdir()]
+        tar.extractall(TEMPDIR, directories)
+        for tarinfo in directories:
+            path = os.path.join(TEMPDIR, tarinfo.name)
+            self.assertEqual(tarinfo.mode & 0777, os.stat(path).st_mode & 0777)
+            self.assertEqual(tarinfo.mtime, os.path.getmtime(path))
+        tar.close()
+
 
 class StreamReadTest(ReadTest):
 

Modified: python/trunk/Misc/NEWS
==============================================================================
--- python/trunk/Misc/NEWS	(original)
+++ python/trunk/Misc/NEWS	Fri Jan  4 15:00:33 2008
@@ -342,6 +342,9 @@
 Library
 -------
 
+- Issue #1735: TarFile.extractall() now correctly sets directory permissions
+  and times.
+
 - Bug #1713: posixpath.ismount() claims symlink to a mountpoint is a mountpoint.
 
 - Bug #1687: Fxed plistlib.py restricts <integer> to Python int when writing