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# Authors:
# Jason Gerard DeRose <jderose@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
"""
RPC server.
Also see the `ipalib.rpc` module.
"""
from xmlrpclib import Fault
from ipalib import Backend
from ipalib.errors2 import PublicError, InternalError, CommandError
from ipalib.rpc import xml_dumps, xml_loads
from ipalib.util import make_repr
def params_2_args_options(params):
assert type(params) is tuple
if len(params) == 0:
return (tuple(), dict())
if type(params[-1]) is dict:
return (params[:-1], params[-1])
return (params, dict())
class xmlserver(Backend):
"""
Execution backend plugin for XML-RPC server.
Also see the `ipalib.rpc.xmlclient` plugin.
"""
def dispatch(self, method, params):
self.debug('Received RPC call to %r', method)
if method not in self.Command:
raise CommandError(name=method)
(args, options) = params_2_args_options(params)
result = self.Command[method](*args, **options)
return (result,) # Must wrap XML-RPC response in a tuple singleton
def execute(self, data):
"""
Execute the XML-RPC request in contained in ``data``.
"""
try:
(params, method) = xml_loads(data)
response = self.dispatch(method, params)
print 'okay'
except Exception, e:
if not isinstance(e, PublicError):
self.exception(
'%s: %s', e.__class__.__name__, str(e)
)
e = InternalError()
assert isinstance(e, PublicError)
self.info('%s: %s', e.__class__.__name__, str(e))
response = Fault(e.errno, e.strerror)
return xml_dumps(response, methodresponse=True)
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