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Handle 'groups=' (empty string) in user module (Linux)

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Makes it possible to remove a user from all but the primary group.

Setting 'groups=' is the equivalent to passing '-G ""' to
useradd/usermod, which is interpreted as "no group" on Linux.
This commit is contained in:
Stanis Trendelenburg 2013-02-08 00:50:02 +01:00
parent 19f3cf45f4
commit 8f70883541
1 changed files with 27 additions and 18 deletions
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45
library/user
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@ -48,7 +48,9 @@ options:
groups:
required: false
description:
- Puts the user in this comma-delimited list of groups.
- Puts the user in this comma-delimited list of groups. When set to
the empty string ('groups='), the user is removed from all groups
except the primary group.
append:
required: false
description:
@ -249,9 +251,10 @@ class User(object):
cmd.append(self.group)
if self.groups is not None:
for g in self.groups.split(','):
if not self.group_exists(g):
self.module.fail_json(msg="Group %s does not exist" % (g))
if self.groups != '':
for g in self.groups.split(','):
if not self.group_exists(g):
self.module.fail_json(msg="Group %s does not exist" % (g))
cmd.append('-G')
cmd.append(self.groups)
@ -301,23 +304,29 @@ class User(object):
if self.groups is not None:
current_groups = self.user_group_membership()
groups = self.groups.split(',')
for g in groups:
if not self.group_exists(g):
self.module.fail_json(msg="Group %s does not exist" % (g))
group_diff = set(sorted(current_groups)).symmetric_difference(set(sorted(groups)))
groups_need_mod = False
groups = []
if group_diff:
if self.append:
for g in groups:
if g in group_diff:
cmd.append('-a')
groups_need_mod = True
break
else:
if self.groups == '':
if current_groups and not self.append:
groups_need_mod = True
else:
groups = self.groups.split(',')
for g in groups:
if not self.group_exists(g):
self.module.fail_json(msg="Group %s does not exist" % (g))
group_diff = set(sorted(current_groups)).symmetric_difference(set(sorted(groups)))
if group_diff:
if self.append:
for g in groups:
if g in group_diff:
cmd.append('-a')
groups_need_mod = True
break
else:
groups_need_mod = True
if groups_need_mod:
cmd.append('-G')