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Edit File : config_icmptype.py \| Size : 14.58 KB
# -- coding: utf-8 -- # # Copyright (C) 2010-2016 Red Hat, Inc. # # Authors: # Thomas Woerner <twoerner@redhat.com> # # 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 2 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/>. # force use of pygobject3 in python-slip from gi.repository import GObject import sys sys.modules['gobject'] = GObject import dbus import dbus.service import slip.dbus import slip.dbus.service from firewall import config from firewall.dbus_utils import dbus_to_python, \ dbus_introspection_prepare_properties, \ dbus_introspection_add_properties from firewall.core.io.icmptype import IcmpType from firewall.core.logger import log from firewall.server.decorators import handle_exceptions, \ dbus_handle_exceptions, dbus_service_method from firewall import errors from firewall.errors import FirewallError ############################################################################ # # class FirewallDConfigIcmpType # ############################################################################ class FirewallDConfigIcmpType(slip.dbus.service.Object): """FirewallD main class""" persistent = True """ Make FirewallD persistent. """ default_polkit_auth_required = config.dbus.PK_ACTION_CONFIG """ Use PK_ACTION_INFO as a default """ @handle_exceptions def __init__(self, parent, conf, icmptype, item_id, args, kwargs): super(FirewallDConfigIcmpType, self).__init__(args, **kwargs) self.parent = parent self.config = conf self.obj = icmptype self.item_id = item_id self.busname = args[0] self.path = args[1] self._log_prefix = "config.icmptype.%d" % self.item_id dbus_introspection_prepare_properties( self, config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE) @dbus_handle_exceptions def __del__(self): pass @dbus_handle_exceptions def unregister(self): self.remove_from_connection() # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # P R O P E R T I E S @dbus_handle_exceptions def _get_property(self, property_name): if property_name == "name": return dbus.String(self.obj.name) elif property_name == "filename": return dbus.String(self.obj.filename) elif property_name == "path": return dbus.String(self.obj.path) elif property_name == "default": return dbus.Boolean(self.obj.default) elif property_name == "builtin": return dbus.Boolean(self.obj.builtin) else: raise dbus.exceptions.DBusException( "org.freedesktop.DBus.Error.InvalidArgs: " "Property '%s' does not exist" % property_name) @dbus_service_method(dbus.PROPERTIES_IFACE, in_signature='ss', out_signature='v') @dbus_handle_exceptions def Get(self, interface_name, property_name, sender=None): # pylint: disable=W0613 # get a property interface_name = dbus_to_python(interface_name, str) property_name = dbus_to_python(property_name, str) log.debug1("%s.Get('%s', '%s')", self._log_prefix, interface_name, property_name) if interface_name != config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE: raise dbus.exceptions.DBusException( "org.freedesktop.DBus.Error.UnknownInterface: " "Interface '%s' does not exist" % interface_name) return self._get_property(property_name) @dbus_service_method(dbus.PROPERTIES_IFACE, in_signature='s', out_signature='a{sv}') @dbus_handle_exceptions def GetAll(self, interface_name, sender=None): # pylint: disable=W0613 interface_name = dbus_to_python(interface_name, str) log.debug1("%s.GetAll('%s')", self._log_prefix, interface_name) if interface_name != config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE: raise dbus.exceptions.DBusException( "org.freedesktop.DBus.Error.UnknownInterface: " "Interface '%s' does not exist" % interface_name) ret = { } for x in [ "name", "filename", "path", "default", "builtin" ]: ret[x] = self._get_property(x) return dbus.Dictionary(ret, signature="sv") @slip.dbus.polkit.require_auth(config.dbus.PK_ACTION_CONFIG) @dbus_service_method(dbus.PROPERTIES_IFACE, in_signature='ssv') @dbus_handle_exceptions def Set(self, interface_name, property_name, new_value, sender=None): interface_name = dbus_to_python(interface_name, str) property_name = dbus_to_python(property_name, str) new_value = dbus_to_python(new_value) log.debug1("%s.Set('%s', '%s', '%s')", self._log_prefix, interface_name, property_name, new_value) self.parent.accessCheck(sender) if interface_name != config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE: raise dbus.exceptions.DBusException( "org.freedesktop.DBus.Error.UnknownInterface: " "Interface '%s' does not exist" % interface_name) raise dbus.exceptions.DBusException( "org.freedesktop.DBus.Error.PropertyReadOnly: " "Property '%s' is read-only" % property_name) @dbus.service.signal(dbus.PROPERTIES_IFACE, signature='sa{sv}as') def PropertiesChanged(self, interface_name, changed_properties, invalidated_properties): interface_name = dbus_to_python(interface_name, str) changed_properties = dbus_to_python(changed_properties) invalidated_properties = dbus_to_python(invalidated_properties) log.debug1("%s.PropertiesChanged('%s', '%s', '%s')", self._log_prefix, interface_name, changed_properties, invalidated_properties) @slip.dbus.polkit.require_auth(config.dbus.PK_ACTION_INFO) @dbus_service_method(dbus.INTROSPECTABLE_IFACE, out_signature='s') @dbus_handle_exceptions def Introspect(self, sender=None): # pylint: disable=W0613 log.debug2("%s.Introspect()", self._log_prefix) data = super(FirewallDConfigIcmpType, self).Introspect( self.path, self.busname.get_bus()) return dbus_introspection_add_properties( self, data, config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE) # S E T T I N G S @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, out_signature=IcmpType.DBUS_SIGNATURE) @dbus_handle_exceptions def getSettings(self, sender=None): # pylint: disable=W0613 """get settings for icmptype """ log.debug1("%s.getSettings()", self._log_prefix) return self.config.get_icmptype_config(self.obj) @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, in_signature=IcmpType.DBUS_SIGNATURE) @dbus_handle_exceptions def update(self, settings, sender=None): """update settings for icmptype """ settings = dbus_to_python(settings) log.debug1("%s.update('...')", self._log_prefix) self.parent.accessCheck(sender) self.obj = self.config.set_icmptype_config(self.obj, settings) self.Updated(self.obj.name) @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE) @dbus_handle_exceptions def loadDefaults(self, sender=None): """load default settings for builtin icmptype """ log.debug1("%s.loadDefaults()", self._log_prefix) self.parent.accessCheck(sender) self.obj = self.config.load_icmptype_defaults(self.obj) self.Updated(self.obj.name) @dbus.service.signal(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, signature='s') @dbus_handle_exceptions def Updated(self, name): log.debug1("%s.Updated('%s')" % (self._log_prefix, name)) # R E M O V E @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE) @dbus_handle_exceptions def remove(self, sender=None): """remove icmptype """ log.debug1("%s.removeIcmpType()", self._log_prefix) self.parent.accessCheck(sender) self.config.remove_icmptype(self.obj) self.parent.removeIcmpType(self.obj) @dbus.service.signal(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, signature='s') @dbus_handle_exceptions def Removed(self, name): log.debug1("%s.Removed('%s')" % (self._log_prefix, name)) # R E N A M E @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, in_signature='s') @dbus_handle_exceptions def rename(self, name, sender=None): """rename icmptype """ name = dbus_to_python(name, str) log.debug1("%s.rename('%s')", self._log_prefix, name) self.parent.accessCheck(sender) self.obj = self.config.rename_icmptype(self.obj, name) self.Renamed(name) @dbus.service.signal(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, signature='s') @dbus_handle_exceptions def Renamed(self, name): log.debug1("%s.Renamed('%s')" % (self._log_prefix, name)) # version @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, out_signature='s') @dbus_handle_exceptions def getVersion(self, sender=None): # pylint: disable=W0613 log.debug1("%s.getVersion()", self._log_prefix) return self.getSettings()[0] @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, in_signature='s') @dbus_handle_exceptions def setVersion(self, version, sender=None): version = dbus_to_python(version, str) log.debug1("%s.setVersion('%s')", self._log_prefix, version) self.parent.accessCheck(sender) settings = list(self.getSettings()) settings[0] = version self.update(settings) # short @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, out_signature='s') @dbus_handle_exceptions def getShort(self, sender=None): # pylint: disable=W0613 log.debug1("%s.getShort()", self._log_prefix) return self.getSettings()[1] @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, in_signature='s') @dbus_handle_exceptions def setShort(self, short, sender=None): short = dbus_to_python(short, str) log.debug1("%s.setShort('%s')", self._log_prefix, short) self.parent.accessCheck(sender) settings = list(self.getSettings()) settings[1] = short self.update(settings) # description @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, out_signature='s') @dbus_handle_exceptions def getDescription(self, sender=None): # pylint: disable=W0613 log.debug1("%s.getDescription()", self._log_prefix) return self.getSettings()[2] @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, in_signature='s') @dbus_handle_exceptions def setDescription(self, description, sender=None): description = dbus_to_python(description, str) log.debug1("%s.setDescription('%s')", self._log_prefix, description) self.parent.accessCheck(sender) settings = list(self.getSettings()) settings[2] = description self.update(settings) # destination @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, out_signature='as') @dbus_handle_exceptions def getDestinations(self, sender=None): # pylint: disable=W0613 log.debug1("%s.getDestinations()", self._log_prefix) return sorted(self.getSettings()[3]) @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, in_signature='as') @dbus_handle_exceptions def setDestinations(self, destinations, sender=None): destinations = dbus_to_python(destinations, list) log.debug1("%s.setDestinations('[%s]')", self._log_prefix, ",".join(destinations)) self.parent.accessCheck(sender) settings = list(self.getSettings()) settings[3] = destinations self.update(settings) @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, in_signature='s') @dbus_handle_exceptions def addDestination(self, destination, sender=None): destination = dbus_to_python(destination, str) log.debug1("%s.addDestination('%s')", self._log_prefix, destination) self.parent.accessCheck(sender) settings = list(self.getSettings()) if destination in settings[3]: raise FirewallError(errors.ALREADY_ENABLED, destination) settings[3].append(destination) self.update(settings) @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, in_signature='s') @dbus_handle_exceptions def removeDestination(self, destination, sender=None): destination = dbus_to_python(destination, str) log.debug1("%s.removeDestination('%s')", self._log_prefix, destination) self.parent.accessCheck(sender) settings = list(self.getSettings()) if settings[3]: if destination not in settings[3]: raise FirewallError(errors.NOT_ENABLED, destination) else: settings[3].remove(destination) else: # empty means all settings[3] = list(set(['ipv4', 'ipv6']) - set([destination])) self.update(settings) @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE, in_signature='s', out_signature='b') @dbus_handle_exceptions def queryDestination(self, destination, sender=None): # pylint: disable=W0613 destination = dbus_to_python(destination, str) log.debug1("%s.queryDestination('%s')", self._log_prefix, destination) settings = self.getSettings() # empty means all return (not settings[3] or destination in settings[3]) Back

Edit File : config_icmptype.py | Size : 14.58 KB

# -*- coding: utf-8 -*-
#
# Copyright (C) 2010-2016 Red Hat, Inc.
#
# Authors:
# Thomas Woerner <twoerner@redhat.com>
#
# 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 2 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/>.

# force use of pygobject3 in python-slip
from gi.repository import GObject
import sys
sys.modules['gobject'] = GObject

import dbus
import dbus.service
import slip.dbus
import slip.dbus.service

from firewall import config
from firewall.dbus_utils import dbus_to_python, \
    dbus_introspection_prepare_properties, \
    dbus_introspection_add_properties
from firewall.core.io.icmptype import IcmpType
from firewall.core.logger import log
from firewall.server.decorators import handle_exceptions, \
    dbus_handle_exceptions, dbus_service_method
from firewall import errors
from firewall.errors import FirewallError

############################################################################
#
# class FirewallDConfigIcmpType
#
############################################################################

class FirewallDConfigIcmpType(slip.dbus.service.Object):
    """FirewallD main class"""

persistent = True
    """ Make FirewallD persistent. """
    default_polkit_auth_required = config.dbus.PK_ACTION_CONFIG
    """ Use PK_ACTION_INFO as a default """

@handle_exceptions
    def __init__(self, parent, conf, icmptype, item_id, *args, **kwargs):
        super(FirewallDConfigIcmpType, self).__init__(*args, **kwargs)
        self.parent = parent
        self.config = conf
        self.obj = icmptype
        self.item_id = item_id
        self.busname = args[0]
        self.path = args[1]
        self._log_prefix = "config.icmptype.%d" % self.item_id
        dbus_introspection_prepare_properties(
            self, config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE)

@dbus_handle_exceptions
    def __del__(self):
        pass

@dbus_handle_exceptions
    def unregister(self):
        self.remove_from_connection()

# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #

# P R O P E R T I E S

@dbus_handle_exceptions
    def _get_property(self, property_name):
        if property_name == "name":
            return dbus.String(self.obj.name)
        elif property_name == "filename":
            return dbus.String(self.obj.filename)
        elif property_name == "path":
            return dbus.String(self.obj.path)
        elif property_name == "default":
            return dbus.Boolean(self.obj.default)
        elif property_name == "builtin":
            return dbus.Boolean(self.obj.builtin)
        else:
            raise dbus.exceptions.DBusException(
                "org.freedesktop.DBus.Error.InvalidArgs: "
                "Property '%s' does not exist" % property_name)

@dbus_service_method(dbus.PROPERTIES_IFACE, in_signature='ss',
                         out_signature='v')
    @dbus_handle_exceptions
    def Get(self, interface_name, property_name, sender=None): # pylint: disable=W0613
        # get a property
        interface_name = dbus_to_python(interface_name, str)
        property_name = dbus_to_python(property_name, str)
        log.debug1("%s.Get('%s', '%s')", self._log_prefix,
                   interface_name, property_name)

if interface_name != config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE:
            raise dbus.exceptions.DBusException(
                "org.freedesktop.DBus.Error.UnknownInterface: "
                "Interface '%s' does not exist" % interface_name)

return self._get_property(property_name)

@dbus_service_method(dbus.PROPERTIES_IFACE, in_signature='s',
                         out_signature='a{sv}')
    @dbus_handle_exceptions
    def GetAll(self, interface_name, sender=None): # pylint: disable=W0613
        interface_name = dbus_to_python(interface_name, str)
        log.debug1("%s.GetAll('%s')", self._log_prefix, interface_name)

ret = { }
        for x in [ "name", "filename", "path", "default", "builtin" ]:
            ret[x] = self._get_property(x)
        return dbus.Dictionary(ret, signature="sv")

@slip.dbus.polkit.require_auth(config.dbus.PK_ACTION_CONFIG)
    @dbus_service_method(dbus.PROPERTIES_IFACE, in_signature='ssv')
    @dbus_handle_exceptions
    def Set(self, interface_name, property_name, new_value, sender=None):
        interface_name = dbus_to_python(interface_name, str)
        property_name = dbus_to_python(property_name, str)
        new_value = dbus_to_python(new_value)
        log.debug1("%s.Set('%s', '%s', '%s')", self._log_prefix,
                   interface_name, property_name, new_value)
        self.parent.accessCheck(sender)

raise dbus.exceptions.DBusException(
            "org.freedesktop.DBus.Error.PropertyReadOnly: "
            "Property '%s' is read-only" % property_name)

@dbus.service.signal(dbus.PROPERTIES_IFACE, signature='sa{sv}as')
    def PropertiesChanged(self, interface_name, changed_properties,
                          invalidated_properties):
        interface_name = dbus_to_python(interface_name, str)
        changed_properties = dbus_to_python(changed_properties)
        invalidated_properties = dbus_to_python(invalidated_properties)
        log.debug1("%s.PropertiesChanged('%s', '%s', '%s')", self._log_prefix,
                   interface_name, changed_properties, invalidated_properties)

@slip.dbus.polkit.require_auth(config.dbus.PK_ACTION_INFO)
    @dbus_service_method(dbus.INTROSPECTABLE_IFACE, out_signature='s')
    @dbus_handle_exceptions
    def Introspect(self, sender=None): # pylint: disable=W0613
        log.debug2("%s.Introspect()", self._log_prefix)

data = super(FirewallDConfigIcmpType, self).Introspect(
            self.path, self.busname.get_bus())

return dbus_introspection_add_properties(
            self, data, config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE)

# S E T T I N G S

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         out_signature=IcmpType.DBUS_SIGNATURE)
    @dbus_handle_exceptions
    def getSettings(self, sender=None): # pylint: disable=W0613
        """get settings for icmptype
        """
        log.debug1("%s.getSettings()", self._log_prefix)
        return self.config.get_icmptype_config(self.obj)

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature=IcmpType.DBUS_SIGNATURE)
    @dbus_handle_exceptions
    def update(self, settings, sender=None):
        """update settings for icmptype
        """
        settings = dbus_to_python(settings)
        log.debug1("%s.update('...')", self._log_prefix)
        self.parent.accessCheck(sender)
        self.obj = self.config.set_icmptype_config(self.obj, settings)
        self.Updated(self.obj.name)

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE)
    @dbus_handle_exceptions
    def loadDefaults(self, sender=None):
        """load default settings for builtin icmptype
        """
        log.debug1("%s.loadDefaults()", self._log_prefix)
        self.parent.accessCheck(sender)
        self.obj = self.config.load_icmptype_defaults(self.obj)
        self.Updated(self.obj.name)

@dbus.service.signal(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         signature='s')
    @dbus_handle_exceptions
    def Updated(self, name):
        log.debug1("%s.Updated('%s')" % (self._log_prefix, name))

# R E M O V E

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE)
    @dbus_handle_exceptions
    def remove(self, sender=None):
        """remove icmptype
        """
        log.debug1("%s.removeIcmpType()", self._log_prefix)
        self.parent.accessCheck(sender)
        self.config.remove_icmptype(self.obj)
        self.parent.removeIcmpType(self.obj)

@dbus.service.signal(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         signature='s')
    @dbus_handle_exceptions
    def Removed(self, name):
        log.debug1("%s.Removed('%s')" % (self._log_prefix, name))

# R E N A M E

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature='s')
    @dbus_handle_exceptions
    def rename(self, name, sender=None):
        """rename icmptype
        """
        name = dbus_to_python(name, str)
        log.debug1("%s.rename('%s')", self._log_prefix, name)
        self.parent.accessCheck(sender)
        self.obj = self.config.rename_icmptype(self.obj, name)
        self.Renamed(name)

@dbus.service.signal(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         signature='s')
    @dbus_handle_exceptions
    def Renamed(self, name):
        log.debug1("%s.Renamed('%s')" % (self._log_prefix, name))

# version

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         out_signature='s')
    @dbus_handle_exceptions
    def getVersion(self, sender=None): # pylint: disable=W0613
        log.debug1("%s.getVersion()", self._log_prefix)
        return self.getSettings()[0]

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature='s')
    @dbus_handle_exceptions
    def setVersion(self, version, sender=None):
        version = dbus_to_python(version, str)
        log.debug1("%s.setVersion('%s')", self._log_prefix, version)
        self.parent.accessCheck(sender)
        settings = list(self.getSettings())
        settings[0] = version
        self.update(settings)

# short

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         out_signature='s')
    @dbus_handle_exceptions
    def getShort(self, sender=None): # pylint: disable=W0613
        log.debug1("%s.getShort()", self._log_prefix)
        return self.getSettings()[1]

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature='s')
    @dbus_handle_exceptions
    def setShort(self, short, sender=None):
        short = dbus_to_python(short, str)
        log.debug1("%s.setShort('%s')", self._log_prefix, short)
        self.parent.accessCheck(sender)
        settings = list(self.getSettings())
        settings[1] = short
        self.update(settings)

# description

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         out_signature='s')
    @dbus_handle_exceptions
    def getDescription(self, sender=None): # pylint: disable=W0613
        log.debug1("%s.getDescription()", self._log_prefix)
        return self.getSettings()[2]

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature='s')
    @dbus_handle_exceptions
    def setDescription(self, description, sender=None):
        description = dbus_to_python(description, str)
        log.debug1("%s.setDescription('%s')", self._log_prefix,
                   description)
        self.parent.accessCheck(sender)
        settings = list(self.getSettings())
        settings[2] = description
        self.update(settings)

# destination

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         out_signature='as')
    @dbus_handle_exceptions
    def getDestinations(self, sender=None): # pylint: disable=W0613
        log.debug1("%s.getDestinations()", self._log_prefix)
        return sorted(self.getSettings()[3])

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature='as')
    @dbus_handle_exceptions
    def setDestinations(self, destinations, sender=None):
        destinations = dbus_to_python(destinations, list)
        log.debug1("%s.setDestinations('[%s]')", self._log_prefix,
                   ",".join(destinations))
        self.parent.accessCheck(sender)
        settings = list(self.getSettings())
        settings[3] = destinations
        self.update(settings)

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature='s')
    @dbus_handle_exceptions
    def addDestination(self, destination, sender=None):
        destination = dbus_to_python(destination, str)
        log.debug1("%s.addDestination('%s')", self._log_prefix,
                   destination)
        self.parent.accessCheck(sender)
        settings = list(self.getSettings())
        if destination in settings[3]:
            raise FirewallError(errors.ALREADY_ENABLED, destination)
        settings[3].append(destination)
        self.update(settings)

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature='s')
    @dbus_handle_exceptions
    def removeDestination(self, destination, sender=None):
        destination = dbus_to_python(destination, str)
        log.debug1("%s.removeDestination('%s')", self._log_prefix,
                   destination)
        self.parent.accessCheck(sender)
        settings = list(self.getSettings())
        if settings[3]:
            if destination not in settings[3]:
                raise FirewallError(errors.NOT_ENABLED, destination)
            else:
                settings[3].remove(destination)
        else:  # empty means all
            settings[3] = list(set(['ipv4', 'ipv6']) -
                               set([destination]))
        self.update(settings)

@dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature='s', out_signature='b')
    @dbus_handle_exceptions
    def queryDestination(self, destination, sender=None): # pylint: disable=W0613
        destination = dbus_to_python(destination, str)
        log.debug1("%s.queryDestination('%s')", self._log_prefix,
                   destination)
        settings = self.getSettings()
        # empty means all
        return (not settings[3] or
                destination in settings[3])

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