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When atomically replacing files, copy attributes

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Daniel Hokka Zakrisson 2012-10-25 20:50:41 +02:00 • committed by Michael DeHaan
parent 523f2bf327
commit 7a8009f979
3 changed files with 16 additions and 8 deletions
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14
lib/ansible/module_common.py
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@ -594,6 +594,20 @@ class AnsibleModule(object):
self.fail_json(msg='Could not make backup of %s to %s: %s' % (fn, backupdest, e))
return backupdest
def atomic_replace(self, src, dest):
'''atomically replace dest with src, copying attributes from dest'''
st = os.stat(dest)
os.chmod(src, st.st_mode & 07777)
try:
os.chown(src, st.st_uid, st.st_gid)
except OSError, e:
if e.errno != errno.EPERM:
raise
if self.selinux_enabled():
context = self.selinux_context(dest)
self.set_context_if_different(src, context, False)
os.rename(src, dest)
# == END DYNAMICALLY INSERTED CODE ===