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protecting against replacing file or directory with link

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This commit is contained in:
Matthew Williams 2012-04-01 16:44:08 -07:00
parent 24f61f1583
commit ae38ee0b3f
1 changed files with 5 additions and 3 deletions
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8
library/file
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@ -243,7 +243,7 @@ elif state == 'directory':
# set modes owners and context as needed
changed = set_context_if_different(path, secontext, changed)
changed = set_owner_if_different(path, owner, changed)
changed = set_group_if_different(path, owner, changed)
changed = set_group_if_different(path, group, changed)
changed = set_mode_if_different(path, mode, changed)
exit_json(path=path, changed=changed)
@ -260,18 +260,20 @@ elif state == 'link':
if prev_state == 'absent':
os.symlink(src, dest)
changed = True
else:
elif prev_state == 'link':
old_src = os.readlink(dest)
if not os.path.isabs(old_src):
old_src = os.path.join(os.path.dirname(dest), old_src)
if old_src != src:
os.unlink(dest)
os.symlink(src, dest)
else:
fail_json(dest=dest, src=src, msg='unexpected position reached')
# set modes owners and context as needed
changed = set_context_if_different(dest, secontext, changed)
changed = set_owner_if_different(dest, owner, changed)
changed = set_group_if_different(dest, owner, changed)
changed = set_group_if_different(dest, group, changed)
changed = set_mode_if_different(dest, mode, changed)
exit_json(dest=dest, src=src, changed=changed)