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# Authors:
# Petr Viktorin <pviktori@redhat.com>
#
# Copyright (C) 2012 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/>.
"""List of, and utilities for working with, client capabilities by API version
The API version is given in ipapython.version.API_VERSION.
This module defines a dict, ``capabilities``, that maps feature names to API
versions they were introduced in.
"""
from distutils import version
VERSION_WITHOUT_CAPABILITIES = u'2.51'
capabilities = dict(
# messages: Server output may include an extra key, "messages", that
# contains a list of warnings and other messages.
# http://freeipa.org/page/V3/Messages
messages=u'2.52',
# optional_uid_params: Before this version, UID & GID parameter defaults
# were 999, which meant "assign dynamically", so was not possible to get
# a user with UID=999. With the capability, these parameters are optional
# and 999 really means 999.
# https://fedorahosted.org/freeipa/ticket/2886
optional_uid_params=u'2.54'
)
def client_has_capability(client_version, capability):
"""Determine whether the client has the given capability
:param capability: Name of the capability to test
:param client_version: The API version string reported by the client
"""
version_tuple = version.LooseVersion(client_version)
return version_tuple >= version.LooseVersion(capabilities[capability])
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