mirror of https://github.com/ansible/ansible.git
initial draft acl module
Signed-off-by: Brian Coca <briancoca+dev@gmail.com>pull/3610/head
parent
efaaaa6c79
commit
0c7add6951
@ -0,0 +1,156 @@
|
||||
#!/usr/bin/python
|
||||
# This file is part of Ansible
|
||||
#
|
||||
# Ansible is free software: you can redistribute it and/or modify
|
||||
# it under the terms of the GNU General Public License as published by
|
||||
# the Free Software Foundation, either version 3 of the License, or
|
||||
# (at your option) any later version.
|
||||
#
|
||||
# Ansible is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
DOCUMENTATION = '''
|
||||
---
|
||||
module: acl
|
||||
version_added: "1.3"
|
||||
short_description: set and retrieve file acl
|
||||
description:
|
||||
- Sets and retrivies acl for a file
|
||||
options:
|
||||
name:
|
||||
required: true
|
||||
default: None
|
||||
description:
|
||||
- The full path of the file/object to get the facts of
|
||||
aliases: ['path']
|
||||
entry:
|
||||
required: false
|
||||
default: None
|
||||
description:
|
||||
- The acl to set/remove. MUST always quote! In form of '<type>:<qualifier>:<perms>', qualifier may be empty for some types but type and perms are always requried. '-' can be used as placeholder when you don't care about permissions.
|
||||
state:
|
||||
required: false
|
||||
default: get
|
||||
choices: [ 'get', 'present', 'absent' ]
|
||||
description:
|
||||
- defines which operation you want to do. C(get) get the current acl C(present) sets/changes the acl, requires entry field C(absent) deletes the acl, requires entry field
|
||||
follow:
|
||||
required: false
|
||||
default: yes
|
||||
choices: [ 'yes', 'no' ]
|
||||
description:
|
||||
- if yes, dereferences symlinks and sets/gets attributes on symlink target, otherwise acts on symlink itself.
|
||||
author: Brian Coca
|
||||
notes:
|
||||
- The "acl" module requires that acl is enabled on the target filesystem and that the setfacl and getfacl binaries are installed.
|
||||
'''
|
||||
|
||||
EXAMPLES = '''
|
||||
# Obtain the acl of /etc/foo.conf
|
||||
- acl: name=/etc/foo.conf
|
||||
|
||||
# Grants joe read access to foo
|
||||
- acl: name=/etc/foo.conf entry="u:joe:r" state=present
|
||||
|
||||
# Removes the acl for joe
|
||||
- acl: name=/etc/foo.conf entry="u:joe" state=absent
|
||||
'''
|
||||
|
||||
try:
|
||||
import posix1e
|
||||
except:
|
||||
module.fail_json(msg="Could not import required module pylibacl (posix1e)")
|
||||
|
||||
def main():
|
||||
module = AnsibleModule(
|
||||
argument_spec = dict(
|
||||
name = dict(required=True,aliases=['path']),
|
||||
entry = dict(required=False, default=None),
|
||||
state = dict(required=False, default='get', choices=[ 'get', 'present', 'absent' ], type='str'),
|
||||
follow = dict(required=False, type='bool', default=True),
|
||||
),
|
||||
supports_check_mode=True,
|
||||
)
|
||||
path = module.params.get('name')
|
||||
entry = module.params.get('entry')
|
||||
state = module.params.get('state')
|
||||
follow = module.params.get('follow')
|
||||
|
||||
if not os.path.exists(path):
|
||||
module.fail_json(msg="path not found or not accessible!")
|
||||
|
||||
if entry is None and state in ['present','absent']:
|
||||
module.fail_json(msg="%s needs entry to be set" % state)
|
||||
|
||||
if entry.count(":") != 3:
|
||||
module.fail_json(msg="Invalid entry: '%s', it requires 3 sections divided by ':'" % entry)
|
||||
|
||||
changed=False
|
||||
changes=0
|
||||
msg = ""
|
||||
currentacl = posix1e.ACL(file=path)
|
||||
newacl = currentacl
|
||||
res = currentacl
|
||||
|
||||
if (state == 'present'):
|
||||
for newe in posix1e.ACL(text=entry):
|
||||
matched = False
|
||||
for olde in currentacl:
|
||||
diff = False
|
||||
if olde.tag_type == newe.tag_type:
|
||||
if newe.tag_type in [ posix1e.ACL_GROUP, posix1e.ACL_USER ]:
|
||||
if olde.qualifier == newe.qualifier:
|
||||
matched = True
|
||||
if not str(olde.permset) == str(newe.permset):
|
||||
diff = True
|
||||
else:
|
||||
matched = True
|
||||
if not str(olde.permset) == str(newe.permset):
|
||||
diff = True
|
||||
if diff:
|
||||
newacl.delete_entry(olde)
|
||||
newacl.append(newe)
|
||||
changes=changes+1
|
||||
if matched:
|
||||
break
|
||||
if not matched:
|
||||
newacl.append(newe)
|
||||
changes=changes+1
|
||||
msg="%s is present" % (entry)
|
||||
elif state == 'absent':
|
||||
for rme in posix1e.ACL(text=entry):
|
||||
for olde in currentacl:
|
||||
if olde.tag_type == rme.tag_type:
|
||||
if rme.tag_type in [ posix1e.ACL_GROUP, posix1e.ACL_USER ]:
|
||||
if olde.qualifier == rme.qualifier:
|
||||
newacl.delete_entry(olde)
|
||||
changes=changes+1
|
||||
break
|
||||
else:
|
||||
newacl.delete_entry(olde)
|
||||
changes=changes+1
|
||||
break
|
||||
msg="%s is absent" % (entry)
|
||||
else:
|
||||
msg="current acl"
|
||||
|
||||
if changes > 0:
|
||||
if not newacl.valid():
|
||||
module.fail_json("Invalid acl constructed: %s" % newacl.to_any_text())
|
||||
if not module.check_mode:
|
||||
newacl.applyto(path)
|
||||
changed=True
|
||||
res=newacl
|
||||
|
||||
msg="%s. %d entries changed" % (msg,changes)
|
||||
module.exit_json(changed=changed, msg=msg, acl=res.to_any_text().split())
|
||||
|
||||
# this is magic, see lib/ansible/module_common.py
|
||||
#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
|
||||
|
||||
main()
|
Loading…
Reference in New Issue