commit:     a4e532cee124926c63db74c5af21b4529798f2dd
Author:     Zac Medico <zmedico <AT> gentoo <DOT> org>
AuthorDate: Sun May  8 21:50:18 2016 +0000
Commit:     Zac Medico <zmedico <AT> gentoo <DOT> org>
CommitDate: Wed May 18 16:44:33 2016 +0000
URL:        https://gitweb.gentoo.org/proj/portage.git/commit/?id=a4e532ce

Manifest._apply_max_mtime: handle EPERM from utime (bug 582388)

Only warn if utime fails due to the Manifest parent directory
being owned by a different user, since it's not a problem
unless the repo is being prepared for distribution via rsync.

X-Gentoo-bug: 582388
X-Gentoo-bug-url: https://bugs.gentoo.org/show_bug.cgi?id=582388
Acked-by: Brian Dolbec <dolsen <AT> gentoo.org>

 pym/portage/manifest.py | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/pym/portage/manifest.py b/pym/portage/manifest.py
index f696f84..fe4166c 100644
--- a/pym/portage/manifest.py
+++ b/pym/portage/manifest.py
@@ -1,10 +1,11 @@
-# Copyright 1999-2014 Gentoo Foundation
+# Copyright 1999-2016 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 
 from __future__ import unicode_literals
 
 import errno
 import io
+import logging
 import re
 import stat
 import sys
@@ -15,7 +16,7 @@ portage.proxy.lazyimport.lazyimport(globals(),
        'portage.checksum:hashfunc_map,perform_multiple_checksums,' + \
                'verify_all,_apply_hash_filter,_filter_unaccelarated_hashes',
        'portage.repository.config:_find_invalid_path_char',
-       'portage.util:write_atomic',
+       'portage.util:write_atomic,writemsg_level',
 )
 
 from portage import os
@@ -387,7 +388,17 @@ class Manifest(object):
 
                if max_mtime is not None:
                        for path in preserved_stats:
-                               os.utime(path, (max_mtime, max_mtime))
+                               try:
+                                       os.utime(path, (max_mtime, max_mtime))
+                               except OSError as e:
+                                       # Even though we have write permission, 
utime fails
+                                       # with EPERM if path is owned by a 
different user.
+                                       # Only warn in this case, since it's 
not a problem
+                                       # unless this repo is being prepared 
for distribution
+                                       # via rsync.
+                                       writemsg_level('!!! utime(\'%s\', (%s, 
%s)): %s\n' %
+                                               (path, max_mtime, max_mtime, e),
+                                               level=logging.WARNING, 
noiselevel=-1)
 
        def sign(self):
                """ Sign the Manifest """

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