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Editing: config_icmptype.py
# SPDX-License-Identifier: GPL-2.0-or-later # # Copyright (C) 2010-2016 Red Hat, Inc. # # Authors: # Thomas Woerner <twoerner@redhat.com> import dbus import 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.dbus import DbusServiceObject from firewall.server.decorators import ( handle_exceptions, dbus_handle_exceptions, dbus_service_method, dbus_service_signal, dbus_polkit_require_auth, ) from firewall import errors from firewall.errors import FirewallError ############################################################################ # # class FirewallDConfigIcmpType # ############################################################################ class FirewallDConfigIcmpType(DbusServiceObject): """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") @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, ) @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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