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+# -*- encoding: utf8 -*-
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+#
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+# The Qubes OS Project, http://www.qubes-os.org
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+#
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+# Copyright (C) 2017 Marek Marczykowski-Górecki
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+# <marmarek@invisiblethingslab.com>
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+#
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+# This program is free software; you can redistribute it and/or modify
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+# it under the terms of the GNU General Public License as published by
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+# the Free Software Foundation; either version 2 of the License, or
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+# (at your option) any later version.
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+#
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+# This program is distributed in the hope that it will be useful,
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+# but WITHOUT ANY WARRANTY; without even the implied warranty of
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+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+# GNU General Public License for more details.
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+#
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+# You should have received a copy of the GNU General Public License along
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+# with this program; if not, see <http://www.gnu.org/licenses/>.
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+
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+
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+''' Agent running in user session, responsible for asking the user about policy
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+decisions.'''
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+
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+import pydbus
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+import gi
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+gi.require_version('Gtk', '3.0')
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+from gi.repository import GLib
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+
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+import qubespolicy.rpcconfirmation
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+
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+class PolicyAgent(object):
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+ dbus = """
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+ <node>
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+ <interface name='org.qubesos.PolicyAgent'>
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+ <method name='Ask'>
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+ <arg type='s' name='source' direction='in'/>
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+ <arg type='s' name='service_name' direction='in'/>
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+ <arg type='as' name='targets' direction='in'/>
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+ <arg type='s' name='default_target' direction='in'/>
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+ <arg type='a{ss}' name='icons' direction='in'/>
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+ <arg type='s' name='response' direction='out'/>
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+ </method>
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+ </interface>
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+ </node>
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+ """
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+
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+ def Ask(self, source, service_name, targets, default_target,
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+ icons):
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+ entries_info = {}
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+ for target in targets:
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+ entries_info[target] = {}
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+ entries_info[target]['icon'] = icons.get(target, None)
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+
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+ response = qubespolicy.rpcconfirmation.confirm_rpc(
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+ entries_info, source, service_name,
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+ targets, default_target or None)
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+ return response or ''
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+
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+
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+def main():
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+ loop = GLib.MainLoop()
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+ bus = pydbus.SystemBus()
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+ obj = PolicyAgent()
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+ bus.publish('org.qubesos.PolicyAgent', obj)
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+ loop.run()
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+
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+
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+if __name__ == '__main__':
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+ main()
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