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# Authors:
# Rob Crittenden <rcritten@redhat.com>
#
# Copyright (C) 2009 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; version 2 only
#
# 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, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""
Frontend plugins for netgroups.
"""
from ipalib import api
from ipalib.plugins.basegroup import *
from ipalib import uuid
display_attributes = ['cn','description','memberhost','externalhost','memberuser','member']
container_netgroup = "cn=ng, cn=alt"
default_class = "ipaNISNetgroup"
class netgroup(BaseGroup):
"""
netgroup object.
"""
container=container_netgroup
api.register(netgroup)
class netgroup_add(basegroup_add):
'Add a new netgroup.'
def execute(self, cn, **kw):
"""
Execute the netgroup-add operation.
The dn should not be passed as a keyword argument as it is constructed
by this method.
Returns the entry as it will be created in LDAP.
:param cn: The name of the netgroup
:param kw: Keyword arguments for the other LDAP attributes.
"""
assert 'cn' not in kw
assert 'dn' not in kw
ldap = self.api.Backend.ldap
kw['cn'] = cn
kw['ipauniqueid'] = str(uuid.uuid1())
kw['dn'] = "ipauniqueid=%s,%s,%s" % (kw['ipauniqueid'], container_netgroup, api.env.basedn)
if not kw.get('nisdomainname', False):
kw['nisdomainname'] = api.env.domain
# some required objectclasses
kw['objectclass'] = ['top', 'ipaAssociation', 'ipaNISNetgroup']
return ldap.create(**kw)
api.register(netgroup_add)
class netgroup_del(basegroup_del):
'Delete an existing netgroup.'
container = container_netgroup
filter_class = default_class
api.register(netgroup_del)
class netgroup_mod(basegroup_mod):
'Edit an existing netgroup.'
container = container_netgroup
filter_class = default_class
api.register(netgroup_mod)
class netgroup_find(basegroup_find):
'Search the groups.'
container = container_netgroup
filter_class = default_class
api.register(netgroup_find)
class netgroup_show(basegroup_show):
'Examine an existing netgroup.'
default_attributes = display_attributes
container = container_netgroup
filter_class = default_class
api.register(netgroup_show)
class netgroup_add_member(basegroup_add_member):
'Add a member to a netgroup.'
default_attributes = display_attributes
container = container_netgroup
filter_class = default_class
takes_options = basegroup_add_member.takes_options + (
List('hosts?', doc='comma-separated list of hosts to add'),
List('hostgroups?', doc='comma-separated list of host groups to add'),
List('netgroups?', doc='comma-separated list of netgroups to add'),
)
def _add_external(self, ldap, completed, members, cn):
failed = []
kw = {"all": True}
netgroup = api.Command['netgroup_show'](cn, **kw)
external = netgroup.get('externalhost', [])
if not isinstance(external, list):
external = [external]
external_len = len(external)
for m in members:
if not m in external:
external.append(m)
completed+=1
else:
failed.append(m)
if len(external) > external_len:
kw = {'externalhost': external}
ldap.update(netgroup['dn'], **kw)
return completed, failed
def execute(self, cn, **kw):
"""
Execute the group-add-member operation.
Returns the updated group entry
:param cn: The group name to add new members to.
:param kw: groups is a comma-separated list of groups to add
:param kw: users is a comma-separated list of users to add
:param kw: hostgroups is a comma-separated list of hostgroups to add
"""
assert self.container
ldap = self.api.Backend.ldap
dn = ldap.find_entry_dn("cn", cn, self.filter_class, self.container)
add_failed = []
to_add = []
completed = 0
# Hosts
members = kw.get('hosts', [])
(to_add, add_failed) = self._find_members(ldap, add_failed, members, "cn", "ipaHost")
# If a host is not found we'll consider it an externalHost. It will
# be up to the user to handle typos
if add_failed:
(completed, add_failed) = self._add_external(ldap, completed, add_failed, cn)
(completed, add_failed) = self._add_members(ldap, completed, to_add, add_failed, dn, "memberhost")
# Hostgroups
members = kw.get('hostgroups', [])
(to_add, add_failed) = self._find_members(ldap, add_failed, members, "cn", "ipaHostGroup", self.api.env.container_hostgroup)
(completed, add_failed) = self._add_members(ldap, completed, to_add, add_failed, dn, "memberhost")
# User
members = kw.get('users', [])
(to_add, add_failed) = self._find_members(ldap, add_failed, members, "uid", "posixAccount", self.api.env.container_user)
(completed, add_failed) = self._add_members(ldap, completed, to_add, add_failed, dn, "memberuser")
# Groups
members = kw.get('groups', [])
(to_add, add_failed) = self._find_members(ldap, add_failed, members, "cn", "ipaUserGroup", self.api.env.container_group)
(completed, failed) = self._add_members(ldap, completed, to_add, add_failed, dn, "memberuser")
# Netgroups
members = kw.get('netgroups', [])
(to_add, add_failed) = self._find_members(ldap, add_failed, members, "cn", self.filter_class, self.container)
(completed, add_failed) = self._add_members(ldap, completed, to_add, add_failed, dn, "member")
return add_failed
api.register(netgroup_add_member)
class netgroup_remove_member(basegroup_remove_member):
'Remove a member from a netgroup.'
default_attributes = display_attributes
container = container_netgroup
filter_class = default_class
takes_options = basegroup_remove_member.takes_options + (
List('hosts?', doc='comma-separated list of hosts to remove'),
List('hostgroups?', doc='comma-separated list of host groups to remove'),
List('netgroups?', doc='comma-separated list of netgroups to remove'),
)
def _remove_external(self, ldap, completed, members, cn):
failed = []
kw = {"all": True}
netgroup = api.Command['netgroup_show'](cn, **kw)
external = netgroup.get('externalhost', [])
if not isinstance(external, list):
external = [external]
external_len = len(external)
for m in members:
try:
external.remove(m)
completed+=1
except ValueError:
failed.append(m)
if len(external) < external_len:
kw = {'externalhost': external}
ldap.update(netgroup['dn'], **kw)
return completed, failed
def execute(self, cn, **kw):
"""
Execute the group-remove-member operation.
Returns the updated group entry
:param cn: The group name to remove new members to.
:param kw: groups is a comma-separated list of groups to remove
:param kw: users is a comma-separated list of users to remove
:param kw: hostgroups is a comma-separated list of hostgroups to remove
"""
assert self.container
ldap = self.api.Backend.ldap
dn = ldap.find_entry_dn("cn", cn, self.filter_class, self.container)
remove_failed = []
to_remove = []
completed = 0
# Hosts
members = kw.get('hosts', [])
(to_remove, remove_failed) = self._find_members(ldap, remove_failed, members, "cn", "ipaHost")
# If a host is not found we'll consider it an externalHost. It will
# be up to the user to handle typos
if remove_failed:
(completed, remove_failed) = self._remove_external(ldap, completed, remove_failed, cn)
(completed, remove_failed) = self._remove_members(ldap, completed, to_remove, remove_failed, dn, "memberhost")
# Hostgroups
members = kw.get('hostgroups', [])
(to_remove, remove_failed) = self._find_members(ldap, remove_failed, members, "cn", "ipaHostGroup", self.api.env.container_hostgroup)
(completed, remove_failed) = self._remove_members(ldap, completed, to_remove, remove_failed, dn, "memberhost")
# User
members = kw.get('users', [])
(to_remove, remove_failed) = self._find_members(ldap, remove_failed, members, "uid", "posixAccount", self.api.env.container_user)
(completed, remove_failed) = self._remove_members(ldap, completed, to_remove, remove_failed, dn, "memberuser")
# Groups
members = kw.get('groups', [])
(to_remove, remove_failed) = self._find_members(ldap, remove_failed, members, "cn", "ipaUserGroup", self.api.env.container_group)
(completed, failed) = self._remove_members(ldap, completed, to_remove, remove_failed, dn, "memberuser")
# Netgroups
members = kw.get('netgroups', [])
(to_remove, remove_failed) = self._find_members(ldap, remove_failed, members, "cn", self.filter_class, self.container)
(completed, remove_failed) = self._remove_members(ldap, completed, to_remove, remove_failed, dn, "member")
return remove_failed
api.register(netgroup_remove_member)
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