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6e44557b60
Move the remaining plugin code from ipalib.plugins to ipaserver.plugins. Remove the now unused ipalib.plugins package. https://fedorahosted.org/freeipa/ticket/4739 Reviewed-By: David Kupka <dkupka@redhat.com>
138 lines
3.5 KiB
Python
138 lines
3.5 KiB
Python
#
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# Copyright (C) 2015 FreeIPA Contributors see COPYING for license
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#
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from collections import namedtuple
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from ipalib import _
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from ipalib import Command
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from ipalib import errors
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from ipalib import output
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from ipalib.parameters import Int
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from ipalib.plugable import Registry
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from ipapython.dn import DN
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__doc__ = _("""
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Raise the IPA Domain Level.
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""")
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register = Registry()
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DomainLevelRange = namedtuple('DomainLevelRange', ['min', 'max'])
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domainlevel_output = (
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output.Output('result', int, _('Current domain level:')),
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)
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def get_domainlevel_dn(api):
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domainlevel_dn = DN(
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('cn', 'Domain Level'),
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('cn', 'ipa'),
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('cn', 'etc'),
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api.env.basedn
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)
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return domainlevel_dn
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def get_domainlevel_range(master_entry):
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try:
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return DomainLevelRange(
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int(master_entry['ipaMinDomainLevel'][0]),
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int(master_entry['ipaMaxDomainLevel'][0])
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)
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except KeyError:
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return DomainLevelRange(0, 0)
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def get_master_entries(ldap, api):
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"""
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Returns list of LDAPEntries representing IPA masters.
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"""
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container_masters = DN(
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('cn', 'masters'),
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('cn', 'ipa'),
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('cn', 'etc'),
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api.env.basedn
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)
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masters, _ = ldap.find_entries(
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filter="(cn=*)",
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base_dn=container_masters,
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scope=ldap.SCOPE_ONELEVEL,
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paged_search=True, # we need to make sure to get all of them
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)
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return masters
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@register()
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class domainlevel_get(Command):
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__doc__ = _('Query current Domain Level.')
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has_output = domainlevel_output
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def execute(self, *args, **options):
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ldap = self.api.Backend.ldap2
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entry = ldap.get_entry(
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get_domainlevel_dn(self.api),
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['ipaDomainLevel']
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)
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return {'result': int(entry.single_value['ipaDomainLevel'])}
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@register()
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class domainlevel_set(Command):
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__doc__ = _('Change current Domain Level.')
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has_output = domainlevel_output
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takes_args = (
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Int('ipadomainlevel',
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cli_name='level',
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label=_('Domain Level'),
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minvalue=0,
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),
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)
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def execute(self, *args, **options):
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"""
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Checks all the IPA masters for supported domain level ranges.
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If the desired domain level is within the supported range of all
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masters, it will be raised.
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Domain level cannot be lowered.
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"""
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ldap = self.api.Backend.ldap2
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current_entry = ldap.get_entry(get_domainlevel_dn(self.api))
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current_value = int(current_entry.single_value['ipadomainlevel'])
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desired_value = int(args[0])
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# Domain level cannot be lowered
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if int(desired_value) < int(current_value):
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message = _("Domain Level cannot be lowered.")
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raise errors.InvalidDomainLevelError(reason=message)
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# Check if every master supports the desired level
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for master in get_master_entries(ldap, self.api):
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supported = get_domainlevel_range(master)
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if supported.min > desired_value or supported.max < desired_value:
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message = _("Domain Level cannot be raised to {0}, server {1} "
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"does not support it."
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.format(desired_value, master['cn'][0]))
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raise errors.InvalidDomainLevelError(reason=message)
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current_entry.single_value['ipaDomainLevel'] = desired_value
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ldap.update_entry(current_entry)
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return {'result': int(current_entry.single_value['ipaDomainLevel'])}
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