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# Authors:
# Rob Crittenden <rcritten@redhat.com>
#
# Copyright (C) 2008 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 password policy.
"""
from ipalib import api
from ipalib import Command # Plugin base classes
from ipalib import Int # Parameter types
class pwpolicy_mod(Command):
'Edit existing password policy.'
takes_options = (
Int('krbmaxpwdlife?',
cli_name='maxlife',
doc='Max. Password Lifetime (days)',
minvalue=0,
),
Int('krbminpwdlife?',
cli_name='minlife',
doc='Min. Password Lifetime (hours)',
minvalue=0,
),
Int('krbpwdhistorylength?',
cli_name='history',
doc='Password History Size',
minvalue=0,
),
Int('krbpwdmindiffchars?',
cli_name='minclasses',
doc='Min. Number of Character Classes',
minvalue=0,
),
Int('krbpwdminlength?',
cli_name='minlength',
doc='Min. Length of Password',
minvalue=0,
),
)
def execute(self, *args, **kw):
"""
Execute the pwpolicy-mod operation.
The dn should not be passed as a keyword argument as it is constructed
by this method.
Returns the entry
:param args: This function takes no positional arguments
:param kw: Keyword arguments for the other LDAP attributes.
"""
assert 'dn' not in kw
ldap = self.api.Backend.ldap
dn = ldap.find_entry_dn("cn", "accounts", "krbPwdPolicy")
# The LDAP routines want strings, not ints, so convert a few
# things. Otherwise it sees a string -> int conversion as a change.
for k in kw.iterkeys():
if k.startswith("krb", 0, 3) and type(kw[k]) is int:
kw[k] = str(kw[k])
# Convert hours and days to seconds
if kw.get('krbmaxpwdlife'):
kw['krbmaxpwdlife'] = str(int(kw.get('krbmaxpwdlife')) * 86400)
if kw.get('krbminpwdlife'):
kw['krbminpwdlife'] = str(int(kw.get('krbminpwdlife')) * 3600)
return ldap.update(dn, **kw)
def output_for_cli(self, textui, result, *args, **options):
textui.print_plain("Policy modified")
api.register(pwpolicy_mod)
class pwpolicy_show(Command):
'Retrieve current password policy'
def execute(self, *args, **kw):
"""
Execute the pwpolicy-show operation.
The dn should not be passed as a keyword argument as it is constructed
by this method.
Returns the entry
:param args: Not used.
:param kw: Not used.
"""
ldap = self.api.Backend.ldap
dn = ldap.find_entry_dn("cn", "accounts", "krbPwdPolicy")
policy = ldap.retrieve(dn)
# convert some values for display purposes
policy['krbmaxpwdlife'] = str(int(policy.get('krbmaxpwdlife')) / 86400)
policy['krbminpwdlife'] = str(int(policy.get('krbminpwdlife')) / 3600)
return policy
def output_for_cli(self, textui, result, *args, **options):
textui.print_plain("Password Policy")
textui.print_plain("Min. Password Lifetime (hours): %s" % result.get('krbminpwdlife'))
textui.print_plain("Max. Password Lifetime (days): %s" % result.get('krbmaxpwdlife'))
textui.print_plain("Min. Number of Character Classes: %s" % result.get('krbpwdmindiffchars'))
textui.print_plain("Min. Length of Password: %s" % result.get('krbpwdminlength'))
textui.print_plain("Password History Size: %s" % result.get('krbpwdhistorylength'))
api.register(pwpolicy_show)
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