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404 lines
12 KiB
Python
404 lines
12 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# (c) 2012, Stephen Fromm <sfromm@gmail.com>
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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DOCUMENTATION = '''
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---
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module: group
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author: Stephen Fromm
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version_added: "0.0.2"
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short_description: Add or remove groups
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requirements: [ groupadd, groupdel, groupmod ]
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description:
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- Manage presence of groups on a host.
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options:
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name:
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required: true
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description:
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- Name of the group to manage.
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gid:
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required: false
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description:
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- Optional I(GID) to set for the group.
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state:
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required: false
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default: "present"
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choices: [ present, absent ]
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description:
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- Whether the group should be present or not on the remote host.
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system:
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required: false
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default: "no"
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choices: [ "yes", "no" ]
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description:
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- If I(yes), indicates that the group created is a system group.
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'''
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EXAMPLES = '''
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# Example group command from Ansible Playbooks
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- group: name=somegroup state=present
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'''
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import grp
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import syslog
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import platform
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class Group(object):
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"""
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This is a generic Group manipulation class that is subclassed
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based on platform.
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A subclass may wish to override the following action methods:-
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- group_del()
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- group_add()
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- group_mod()
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All subclasses MUST define platform and distribution (which may be None).
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"""
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platform = 'Generic'
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distribution = None
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GROUPFILE = '/etc/group'
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def __new__(cls, *args, **kwargs):
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return load_platform_subclass(Group, args, kwargs)
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def __init__(self, module):
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self.module = module
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self.state = module.params['state']
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self.name = module.params['name']
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self.gid = module.params['gid']
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self.system = module.params['system']
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self.syslogging = False
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def execute_command(self, cmd):
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if self.syslogging:
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syslog.openlog('ansible-%s' % os.path.basename(__file__))
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syslog.syslog(syslog.LOG_NOTICE, 'Command %s' % '|'.join(cmd))
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return self.module.run_command(cmd)
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def group_del(self):
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cmd = [self.module.get_bin_path('groupdel', True), self.name]
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return self.execute_command(cmd)
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def group_add(self, **kwargs):
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cmd = [self.module.get_bin_path('groupadd', True)]
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for key in kwargs:
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if key == 'gid' and kwargs[key] is not None:
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cmd.append('-g')
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cmd.append(kwargs[key])
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elif key == 'system' and kwargs[key] == True:
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cmd.append('-r')
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cmd.append(self.name)
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return self.execute_command(cmd)
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def group_mod(self, **kwargs):
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cmd = [self.module.get_bin_path('groupmod', True)]
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info = self.group_info()
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for key in kwargs:
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if key == 'gid':
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if kwargs[key] is not None and info[2] != int(kwargs[key]):
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cmd.append('-g')
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cmd.append(kwargs[key])
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if len(cmd) == 1:
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return (None, '', '')
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if self.module.check_mode:
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return (0, '', '')
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cmd.append(self.name)
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return self.execute_command(cmd)
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def group_exists(self):
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try:
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if grp.getgrnam(self.name):
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return True
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except KeyError:
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return False
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def group_info(self):
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if not self.group_exists():
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return False
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try:
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info = list(grp.getgrnam(self.name))
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except KeyError:
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return False
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return info
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# ===========================================
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class SunOS(Group):
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"""
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This is a SunOS Group manipulation class. Solaris doesn't have
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the 'system' group concept.
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This overrides the following methods from the generic class:-
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- group_add()
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"""
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platform = 'SunOS'
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distribution = None
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GROUPFILE = '/etc/group'
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def group_add(self, **kwargs):
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cmd = [self.module.get_bin_path('groupadd', True)]
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for key in kwargs:
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if key == 'gid' and kwargs[key] is not None:
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cmd.append('-g')
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cmd.append(kwargs[key])
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cmd.append(self.name)
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return self.execute_command(cmd)
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# ===========================================
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class AIX(Group):
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"""
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This is a AIX Group manipulation class.
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This overrides the following methods from the generic class:-
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- group_del()
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- group_add()
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- group_mod()
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"""
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platform = 'AIX'
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distribution = None
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GROUPFILE = '/etc/group'
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def group_del(self):
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cmd = [self.module.get_bin_path('rmgroup', True), self.name]
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return self.execute_command(cmd)
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def group_add(self, **kwargs):
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cmd = [self.module.get_bin_path('mkgroup', True)]
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for key in kwargs:
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if key == 'gid' and kwargs[key] is not None:
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cmd.append('id='+kwargs[key])
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elif key == 'system' and kwargs[key] == True:
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cmd.append('-a')
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cmd.append(self.name)
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return self.execute_command(cmd)
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def group_mod(self, **kwargs):
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cmd = [self.module.get_bin_path('chgroup', True)]
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info = self.group_info()
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for key in kwargs:
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if key == 'gid':
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if kwargs[key] is not None and info[2] != int(kwargs[key]):
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cmd.append('id='+kwargs[key])
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if len(cmd) == 1:
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return (None, '', '')
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if self.module.check_mode:
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return (0, '', '')
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cmd.append(self.name)
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return self.execute_command(cmd)
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# ===========================================
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class FreeBsdGroup(Group):
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"""
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This is a FreeBSD Group manipulation class.
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This overrides the following methods from the generic class:-
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- group_del()
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- group_add()
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- group_mod()
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"""
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platform = 'FreeBSD'
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distribution = None
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GROUPFILE = '/etc/group'
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def group_del(self):
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cmd = [self.module.get_bin_path('pw', True), 'groupdel', self.name]
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return self.execute_command(cmd)
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def group_add(self, **kwargs):
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cmd = [self.module.get_bin_path('pw', True), 'groupadd', self.name]
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if self.gid is not None:
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cmd.append('-g %d' % int(self.gid))
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return self.execute_command(cmd)
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def group_mod(self, **kwargs):
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cmd = [self.module.get_bin_path('pw', True), 'groupmod', self.name]
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info = self.group_info()
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cmd_len = len(cmd)
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if self.gid is not None and int(self.gid) != info[2]:
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cmd.append('-g %d' % int(self.gid))
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# modify the group if cmd will do anything
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if cmd_len != len(cmd):
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if self.module.check_mode:
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return (0, '', '')
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return self.execute_command(cmd)
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return (None, '', '')
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# ===========================================
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class OpenBsdGroup(Group):
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"""
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This is a OpenBSD Group manipulation class.
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This overrides the following methods from the generic class:-
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- group_del()
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- group_add()
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- group_mod()
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"""
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platform = 'OpenBSD'
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distribution = None
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GROUPFILE = '/etc/group'
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def group_del(self):
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cmd = [self.module.get_bin_path('groupdel', True), self.name]
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return self.execute_command(cmd)
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def group_add(self, **kwargs):
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cmd = [self.module.get_bin_path('groupadd', True)]
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if self.gid is not None:
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cmd.append('-g')
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cmd.append('%d' % int(self.gid))
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cmd.append(self.name)
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return self.execute_command(cmd)
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def group_mod(self, **kwargs):
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cmd = [self.module.get_bin_path('groupmod', True)]
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info = self.group_info()
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cmd_len = len(cmd)
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if self.gid is not None and int(self.gid) != info[2]:
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cmd.append('-g')
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cmd.append('%d' % int(self.gid))
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if len(cmd) == 1:
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return (None, '', '')
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if self.module.check_mode:
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return (0, '', '')
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cmd.append(self.name)
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return self.execute_command(cmd)
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# ===========================================
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class NetBsdGroup(Group):
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"""
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This is a NetBSD Group manipulation class.
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This overrides the following methods from the generic class:-
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- group_del()
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- group_add()
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- group_mod()
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"""
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platform = 'NetBSD'
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distribution = None
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GROUPFILE = '/etc/group'
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def group_del(self):
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cmd = [self.module.get_bin_path('groupdel', True), self.name]
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return self.execute_command(cmd)
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def group_add(self, **kwargs):
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cmd = [self.module.get_bin_path('groupadd', True)]
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if self.gid is not None:
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cmd.append('-g')
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cmd.append('%d' % int(self.gid))
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cmd.append(self.name)
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return self.execute_command(cmd)
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def group_mod(self, **kwargs):
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cmd = [self.module.get_bin_path('groupmod', True)]
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info = self.group_info()
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cmd_len = len(cmd)
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if self.gid is not None and int(self.gid) != info[2]:
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cmd.append('-g')
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cmd.append('%d' % int(self.gid))
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if len(cmd) == 1:
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return (None, '', '')
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if self.module.check_mode:
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return (0, '', '')
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cmd.append(self.name)
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return self.execute_command(cmd)
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# ===========================================
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def main():
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module = AnsibleModule(
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argument_spec = dict(
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state=dict(default='present', choices=['present', 'absent'], type='str'),
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name=dict(required=True, type='str'),
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gid=dict(default=None, type='str'),
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system=dict(default=False, type='bool'),
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),
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supports_check_mode=True
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)
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group = Group(module)
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if group.syslogging:
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syslog.openlog('ansible-%s' % os.path.basename(__file__))
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syslog.syslog(syslog.LOG_NOTICE, 'Group instantiated - platform %s' % group.platform)
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if user.distribution:
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syslog.syslog(syslog.LOG_NOTICE, 'Group instantiated - distribution %s' % group.distribution)
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rc = None
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out = ''
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err = ''
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result = {}
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result['name'] = group.name
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result['state'] = group.state
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if group.state == 'absent':
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if group.group_exists():
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if module.check_mode:
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module.exit_json(changed=True)
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(rc, out, err) = group.group_del()
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if rc != 0:
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module.fail_json(name=group.name, msg=err)
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elif group.state == 'present':
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if not group.group_exists():
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if module.check_mode:
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module.exit_json(changed=True)
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(rc, out, err) = group.group_add(gid=group.gid, system=group.system)
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else:
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(rc, out, err) = group.group_mod(gid=group.gid)
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if rc is not None and rc != 0:
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module.fail_json(name=group.name, msg=err)
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if rc is None:
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result['changed'] = False
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else:
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result['changed'] = True
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if out:
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result['stdout'] = out
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if err:
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result['stderr'] = err
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if group.group_exists():
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info = group.group_info()
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result['system'] = group.system
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result['gid'] = info[2]
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module.exit_json(**result)
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# import module snippets
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from ansible.module_utils.basic import *
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main()
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