Mainly updates for python 2.3

git-svn-id: http://svn.savannah.nongnu.org/svn/rdiff-backup@373 2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109

trunk/rdiff-backup/CHANGELOG

@@ -16,7 +16,8 @@ Patch by Jeffrey Marshall fixes socket/fifo recognition on Mac OS X
 Patch by Jeffrey Marshall fixes --calculate-average mode, which seems
 to have broken recently.
 
-rdiff-backup should now work with python 2.3.
+rdiff-backup should now work with python 2.3.  Thanks to Arkadiusz
+Miskiewicz for bug reports.
 
 
 New in v0.13.0 (2003/07/22)

trunk/rdiff-backup/FAQ-body.html

@@ -26,6 +26,7 @@ bandwidth usage, as in rsync's --bwlimit option?</a></li>
 <li><a href="#leak">How much memory should rdiff-backup use?  Is there a
 memory leak?</a></li>
 
+<li><a href="#dir_not_empty">I use NFS and keep getting some error that includes "OSError: [Errno 39] Directory not empty"</a></li>
 </ol>
 
 <h3>Questions and Answers</h3>
@@ -174,13 +175,10 @@ Next time you back up, you run
 so that /usr/local is no longer copied to /backup/usr/local.
 
 However, old information about /usr/local is still present in
-/backup/rdiff-backup-data/increments/usr/local.  You could wait for
-this information to expire and then run rdiff-backup with the
---remove-older-than option, or you could remove the increments
-manually by typing:
-<pre>rm -rf /backup/rdiff-backup-data/increments/usr/local
-rm /backup/rdiff-backup-data/increments/usr/local.*.dir</pre>
-
+/backup/rdiff-backup-data/increments/usr/local.  You can try to
+manually remove this old information, but it's safer to let it be
+removed by rdiff-backup when you run it with the --remove-older-than
+option.
 </li>
 
 <P>
@@ -235,11 +233,10 @@ the total number of files.  Initial mirrorings will usually be
 bandwidth or disk bound, and will take much longer than subsequent
 updates.
 
-<P>To give two arbitrary data points, when I back up my personal HD
-locally (about 9GB, 600000 files, maybe 50 MB turnover, 1.1Ghz athlon)
-rdiff-backup takes about 35 minutes and is usually CPU bound.  Another
-user reports an rdiff-backup session takes about 3 hours (80GB, ~1mil
-files, 2GB turnover) to back up remotely Tru64 -> linux.
+<P>To give one arbitrary data point, when I back up my personal HD
+locally (about 36GB, 530000 files, maybe 500 MB turnover, athlon 2000,
+7200 IDE disks, version 0.12.2) rdiff-backup takes about 15 minutes
+and is usually CPU bound.
 </li>
 
 <p>
@@ -348,7 +345,7 @@ rdiff-backup to exceed it for significant periods.</li>
 <p>
 Another option is to limit bandwidth at a lower (and perhaps more
 appropriate) level.  Adam Lazur mentions <a
-href="http://lartc.org/wondershaper/">The Wonder Shaper</a>.
+href="http://lartc.org/wondershaper/">The Wonder Shaper</a>.</p>
 </li>
 
 <a name="leak">
@@ -366,5 +363,27 @@ leaks lots of memory.</strong> Version 0.9.5.1 should not leak and is
 available from the rdiff-backup homepage.
 </li>
 
+<a name="dir_not_empty">
+<li><strong>I use NFS and keep getting some error that includes "OSError: [Errno 39] Directory not empty"</strong>
+
+<P>Several users have reported seeing errors that contain lines like
+this:
+
+<pre>
+File "/usr/lib/python2.2/site-packages/rdiff_backup/rpath.py",
+    line 661, in rmdir
+OSError: [Errno 39] Directory not empty:
+    '/nfs/backup/redfish/win/Program Files/Common Files/GMT/Banners/11132'
+Exception exceptions.TypeError: "'NoneType' object is not callable"
+     in &lt;bound method GzipFile.__del__ of
+</pre>
+
+<p> All of these users were backing up onto NFS (Network File System).
+I think this is probably a bug in NFS, although tell me if you know
+how to make rdiff-backup more NFS-friendly.  To avoid this problem,
+run rdiff-backup locally on both ends instead of over NFS.  This
+should be faster anyway.
+</li>
+
 </ol>
 

trunk/rdiff-backup/TODO

+write test case for --calculate-statistics
+
 Fix for Python 2.3
 
 Change for librsync 0.9.6 when it comes out

trunk/rdiff-backup/rdiff_backup/rpath.py

@@ -954,12 +954,16 @@ class RPath(RORPath):
 		This can be useful for directories.
 
 		"""
-		if not fp:
-			fp = self.open("rb")
-			os.fsync(fp.fileno())
-			assert not fp.close()
+		if not fp: self.conn.rpath.RPath.fsync_local(self)
 		else: os.fsync(fp.fileno())
 
+	def fsync_local(self):
+		"""fsync current file, run locally"""
+		assert self.conn is Globals.local_connection
+		fd = os.open(self.path, os.O_RDONLY)
+		os.fsync(fd)
+		os.close(fd)
+
 	def fsync_with_dir(self, fp = None):
 		"""fsync self and directory self is under"""
 		self.fsync(fp)