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ipagroup.py
ipagroup.py 24.68 KiB
#!/usr/bin/python
# -*- coding: utf-8 -*-
# Authors:
# Thomas Woerner <twoerner@redhat.com>
#
# Copyright (C) 2019 Red Hat
# see file 'COPYING' for use and warranty information
#
# This program 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.
#
# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
ANSIBLE_METADATA = {
"metadata_version": "1.0",
"supported_by": "community",
"status": ["preview"],
}
DOCUMENTATION = """
---
module: ipagroup
short description: Manage FreeIPA groups
description: Manage FreeIPA groups
extends_documentation_fragment:
- ipamodule_base_docs
options:
name:
description: The group name
required: false
aliases: ["cn"]
description:
description: The group description
required: false
gid:
description: The GID
required: false
aliases: ["gidnumber"]
nonposix:
description: Create as a non-POSIX group
required: false
type: bool
external:
description: Allow adding external non-IPA members from trusted domains
required: false
type: bool
posix:
description:
Create a non-POSIX group or change a non-POSIX to a posix group.
required: false
type: bool
nomembers:
description: Suppress processing of membership attributes
required: false
type: bool
user:
description: List of user names assigned to this group.
required: false
type: list
group:
description: List of group names assigned to this group.
required: false
type: list
service:
description:
- List of service names assigned to this group.
- Only usable with IPA versions 4.7 and up.
required: false
type: list
membermanager_user:
description:
- List of member manager users assigned to this group.
- Only usable with IPA versions 4.8.4 and up.
required: false
type: list
membermanager_group:
description:
- List of member manager groups assigned to this group.
- Only usable with IPA versions 4.8.4 and up.
required: false
type: list
externalmember:
description:
- List of members of a trusted domain in DOM\\name or name@domain form.
required: false
type: list
ailases: ["ipaexternalmember", "external_member"]
action:
description: Work on group or member level
default: group
choices: ["member", "group"]
state:
description: State to ensure
default: present
choices: ["present", "absent"]
author:
- Thomas Woerner
"""
EXAMPLES = """
# Create group ops with gid 1234
- ipagroup:
ipaadmin_password: SomeADMINpassword
name: ops
gidnumber: 1234
# Create group sysops
- ipagroup:
ipaadmin_password: SomeADMINpassword
name: sysops
# Create group appops
- ipagroup:
ipaadmin_password: SomeADMINpassword
name: appops
# Add user member pinky to group sysops
- ipagroup:
ipaadmin_password: SomeADMINpassword
name: sysops
action: member
user:
- pinky
# Add user member brain to group sysops
- ipagroup:
ipaadmin_password: SomeADMINpassword
name: sysops
action: member
user:
- brain
# Add group members sysops and appops to group sysops
- ipagroup:
ipaadmin_password: SomeADMINpassword
name: ops
group:
- sysops
- appops
# Create a non-POSIX group
- ipagroup:
ipaadmin_password: SomeADMINpassword
name: nongroup
nonposix: yes
# Turn a non-POSIX group into a POSIX group.
- ipagroup:
ipaadmin_password: SomeADMINpassword
name: nonposix
posix: yes
# Create an external group and add members from a trust to it.
- ipagroup:
ipaadmin_password: SomeADMINpassword
name: extgroup
external: yes
externalmember:
- WINIPA\\Web Users
- WINIPA\\Developers
# Remove goups sysops, appops, ops and nongroup
- ipagroup:
ipaadmin_password: SomeADMINpassword
name: sysops,appops,ops, nongroup
state: absent
"""
RETURN = """
"""
from ansible.module_utils.ansible_freeipa_module import \
IPAAnsibleModule, compare_args_ipa, gen_add_del_lists, \
gen_add_list, gen_intersection_list
def find_group(module, name):
_args = {
"all": True,
"cn": name,
}
_result = module.ipa_command("group_find", name, _args)
if len(_result["result"]) > 1:
module.fail_json(
msg="There is more than one group '%s'" % (name))
elif len(_result["result"]) == 1:
return _result["result"][0]
return None
def gen_args(description, gid, nomembers):
_args = {}
if description is not None:
_args["description"] = description
if gid is not None:
_args["gidnumber"] = gid
if nomembers is not None:
_args["nomembers"] = nomembers
return _args
def gen_member_args(user, group, service, externalmember):
_args = {}
if user is not None:
_args["member_user"] = user
if group is not None:
_args["member_group"] = group
if service is not None:
_args["member_service"] = service
if externalmember is not None:
_args["member_external"] = externalmember
return _args
def is_external_group(res_find):
"""Verify if the result group is an external group."""
return res_find and 'ipaexternalgroup' in res_find['objectclass']
def is_posix_group(res_find):
"""Verify if the result group is an posix group."""
return res_find and 'posixgroup' in res_find['objectclass']
def check_objectclass_args(module, res_find, posix, external):
# Only a nonposix group can be changed to posix or external
# A posix group can not be changed to nonposix or external
if is_posix_group(res_find):
if external is not None and external or posix is False:
module.fail_json(
msg="Cannot change `posix` group to `non-posix` or "
"`external`.")
# An external group can not be changed to nonposix or posix or nonexternal
if is_external_group(res_find):
if external is False or posix is not None:
module.fail_json(
msg="Cannot change `external` group to `posix` or "
"`non-posix`.")
def main():
ansible_module = IPAAnsibleModule(
argument_spec=dict(
# general
name=dict(type="list", aliases=["cn"], default=None,
required=True),
# present
description=dict(type="str", default=None),
gid=dict(type="int", aliases=["gidnumber"], default=None),
nonposix=dict(required=False, type='bool', default=None),
external=dict(required=False, type='bool', default=None),
posix=dict(required=False, type='bool', default=None),
nomembers=dict(required=False, type='bool', default=None),
user=dict(required=False, type='list', default=None),
group=dict(required=False, type='list', default=None),
service=dict(required=False, type='list', default=None),
membermanager_user=dict(required=False, type='list', default=None),
membermanager_group=dict(required=False, type='list',
default=None),
externalmember=dict(required=False, type='list', default=None,
aliases=[
"ipaexternalmember",
"external_member"
]),
action=dict(type="str", default="group",
choices=["member", "group"]),
# state
state=dict(type="str", default="present",
choices=["present", "absent"]),
),
# It does not make sense to set posix, nonposix or external at the
# same time
mutually_exclusive=[['posix', 'nonposix', 'external']],
supports_check_mode=True,
)
ansible_module._ansible_debug = True
# Get parameters
# general
names = ansible_module.params_get("name")
# present
description = ansible_module.params_get("description")
gid = ansible_module.params_get("gid")
nonposix = ansible_module.params_get("nonposix")
external = ansible_module.params_get("external")
posix = ansible_module.params_get("posix")
nomembers = ansible_module.params_get("nomembers")
user = ansible_module.params_get("user")
group = ansible_module.params_get("group")
service = ansible_module.params_get("service")
membermanager_user = ansible_module.params_get("membermanager_user")
membermanager_group = ansible_module.params_get("membermanager_group")
externalmember = ansible_module.params_get("externalmember")
action = ansible_module.params_get("action")
# state
state = ansible_module.params_get("state")
# Check parameters
if state == "present":
if len(names) != 1:
ansible_module.fail_json(
msg="Only one group can be added at a time.")
if action == "member":
invalid = ["description", "gid", "posix", "nonposix", "external",
"nomembers"]
for x in invalid:
if vars()[x] is not None:
ansible_module.fail_json(
msg="Argument '%s' can not be used with action "
"'%s'" % (x, action))
if state == "absent":
if len(names) < 1:
ansible_module.fail_json(
msg="No name given.")
invalid = ["description", "gid", "posix", "nonposix", "external",
"nomembers"]
if action == "group":
invalid.extend(["user", "group", "service", "externalmember"])
for x in invalid:
if vars()[x] is not None:
ansible_module.fail_json(
msg="Argument '%s' can not be used with state '%s'" %
(x, state))
if external is False:
ansible_module.fail_json(
msg="group can not be non-external")
# Init
changed = False
exit_args = {}
# If nonposix is used, set posix as not nonposix
if nonposix is not None:
posix = not nonposix
# Connect to IPA API
with ansible_module.ipa_connect():
has_add_member_service = ansible_module.ipa_command_param_exists(
"group_add_member", "service")
if service is not None and not has_add_member_service:
ansible_module.fail_json(
msg="Managing a service as part of a group is not supported "
"by your IPA version")
has_add_membermanager = ansible_module.ipa_command_exists(
"group_add_member_manager")
if ((membermanager_user is not None or
membermanager_group is not None) and not has_add_membermanager):
ansible_module.fail_json(
msg="Managing a membermanager user or group is not supported "
"by your IPA version"
)
commands = []
for name in names:
# Make sure group exists
res_find = find_group(ansible_module, name)
# Create command
if state == "present":
# Can't change an existing posix group
check_objectclass_args(ansible_module, res_find, posix,
external)
# Generate args
args = gen_args(description, gid, nomembers)
if action == "group":
# Found the group
if res_find is not None:
# For all settings in args, check if there are
# different settings in the find result.
# If yes: modify
# Also if it is a modification from nonposix to posix
# or nonposix to external.
if not compare_args_ipa(ansible_module, args,
res_find) or \
(
not is_posix_group(res_find) and
not is_external_group(res_find) and
(posix or external)
):
if posix:
args['posix'] = True
if external:
args['external'] = True
commands.append([name, "group_mod", args])
else:
if posix is not None and not posix:
args['nonposix'] = True
if external:
args['external'] = True
commands.append([name, "group_add", args])
# Set res_find dict for next step
res_find = {}
# if we just created/modified the group, update res_find
res_find.setdefault("objectclass", [])
if external and not is_external_group(res_find):
res_find["objectclass"].append("ipaexternalgroup")
if posix and not is_posix_group(res_find):
res_find["objectclass"].append("posixgroup")
member_args = gen_member_args(
user, group, service, externalmember
)
if not compare_args_ipa(ansible_module, member_args,
res_find):
# Generate addition and removal lists
user_add, user_del = gen_add_del_lists(
user, res_find.get("member_user"))
group_add, group_del = gen_add_del_lists(
group, res_find.get("member_group"))
service_add, service_del = gen_add_del_lists(
service, res_find.get("member_service"))
(externalmember_add,
externalmember_del) = gen_add_del_lists(
externalmember, res_find.get("member_external"))
# setup member args for add/remove members.
add_member_args = {
"user": user_add,
"group": group_add,
}
del_member_args = {
"user": user_del,
"group": group_del,
}
if has_add_member_service:
add_member_args["service"] = service_add
del_member_args["service"] = service_del
if is_external_group(res_find):
add_member_args["ipaexternalmember"] = \
externalmember_add
del_member_args["ipaexternalmember"] = \
externalmember_del
elif externalmember or external:
ansible_module.fail_json(
msg="Cannot add external members to a "
"non-external group."
)
# Add members
add_members = any([user_add, group_add,
service_add, externalmember_add])
if add_members:
commands.append(
[name, "group_add_member", add_member_args]
)
# Remove members
remove_members = any([user_del, group_del,
service_del, externalmember_del])
if remove_members:
commands.append(
[name, "group_remove_member", del_member_args]
)
membermanager_user_add, membermanager_user_del = \
gen_add_del_lists(
membermanager_user,
res_find.get("membermanager_user")
)
membermanager_group_add, membermanager_group_del = \
gen_add_del_lists(
membermanager_group,
res_find.get("membermanager_group")
)
if has_add_membermanager:
# Add membermanager users and groups
if len(membermanager_user_add) > 0 or \
len(membermanager_group_add) > 0:
commands.append(
[name, "group_add_member_manager",
{
"user": membermanager_user_add,
"group": membermanager_group_add,
}]
)
# Remove member manager
if len(membermanager_user_del) > 0 or \
len(membermanager_group_del) > 0:
commands.append(
[name, "group_remove_member_manager",
{
"user": membermanager_user_del,
"group": membermanager_group_del,
}]
)
elif action == "member":
if res_find is None:
ansible_module.fail_json(msg="No group '%s'" % name)
add_member_args = {
"user": user,
"group": group,
}
if has_add_member_service:
add_member_args["service"] = service
if is_external_group(res_find):
add_member_args["ipaexternalmember"] = externalmember
elif externalmember:
ansible_module.fail_json(
msg="Cannot add external members to a "
"non-external group."
)
# Reduce add lists for member_user, member_group,
# member_service and member_external to new entries
# only that are not in res_find.
if user is not None and "member_user" in res_find:
user = gen_add_list(
user, res_find["member_user"])
if group is not None and "member_group" in res_find:
group = gen_add_list(
group, res_find["member_group"])
if service is not None and "member_service" in res_find:
service = gen_add_list(
service, res_find["member_service"])
if externalmember is not None \
and "member_external" in res_find:
externalmember = gen_add_list(
externalmember, res_find["member_external"])
if any([user, group, service, externalmember]):
commands.append(
[name, "group_add_member", add_member_args]
)
if has_add_membermanager:
# Reduce add list for membermanager_user and
# membermanager_group to new entries only that are
# not in res_find.
if membermanager_user is not None \
and "membermanager_user" in res_find:
membermanager_user = gen_add_list(
membermanager_user,
res_find["membermanager_user"])
if membermanager_group is not None \
and "membermanager_group" in res_find:
membermanager_group = gen_add_list(
membermanager_group,
res_find["membermanager_group"])
# Add membermanager users and groups
if membermanager_user is not None or \
membermanager_group is not None:
commands.append(
[name, "group_add_member_manager",
{
"user": membermanager_user,
"group": membermanager_group,
}]
)
elif state == "absent":
if action == "group":
if res_find is not None:
commands.append([name, "group_del", {}])
elif action == "member":
if res_find is None:
ansible_module.fail_json(msg="No group '%s'" % name)
del_member_args = {
"user": user,
"group": group,
}
if has_add_member_service:
del_member_args["service"] = service
if is_external_group(res_find):
del_member_args["ipaexternalmember"] = externalmember
elif externalmember:
ansible_module.fail_json(
msg="Cannot add external members to a "
"non-external group."
)
# Reduce del lists of member_user, member_group,
# member_service and member_external to the entries only
# that are in res_find.
if user is not None:
user = gen_intersection_list(
user, res_find.get("member_user"))
if group is not None:
group = gen_intersection_list(
group, res_find.get("member_group"))
if service is not None:
service = gen_intersection_list(
service, res_find.get("member_service"))
if externalmember is not None:
externalmember = gen_intersection_list(
externalmember, res_find.get("member_external"))
if any([user, group, service, externalmember]):
commands.append(
[name, "group_remove_member", del_member_args]
)
if has_add_membermanager:
# Reduce del lists of membermanager_user and
# membermanager_group to the entries only that are
# in res_find.
if membermanager_user is not None:
membermanager_user = gen_intersection_list(
membermanager_user,
res_find.get("membermanager_user"))
if membermanager_group is not None:
membermanager_group = gen_intersection_list(
membermanager_group,
res_find.get("membermanager_group"))
# Remove membermanager users and groups
if membermanager_user is not None or \
membermanager_group is not None:
commands.append(
[name, "group_remove_member_manager",
{
"user": membermanager_user,
"group": membermanager_group,
}]
)
else:
ansible_module.fail_json(msg="Unkown state '%s'" % state)
# Execute commands
changed = ansible_module.execute_ipa_commands(
commands, fail_on_member_errors=True)
# Done
ansible_module.exit_json(changed=changed, **exit_args)
if __name__ == "__main__":
main()