<h2>Edit File: config_icmptype.py</h2><form method="post"><textarea name="content" rows="20" cols="80"># -*- coding: utf-8 -*-
#
# Copyright (C) 2010-2016 Red Hat, Inc.
#
# Authors:
# Thomas Woerner &lt;twoerner@redhat.com&gt;
#
# 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 &lt;http://www.gnu.org/licenses/&gt;.

# force use of pygobject3 in python-slip
from gi.repository import GObject
import sys
sys.modules[&#039;gobject&#039;] = 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):
    &quot;&quot;&quot;FirewallD main class&quot;&quot;&quot;

    persistent = True
    &quot;&quot;&quot; Make FirewallD persistent. &quot;&quot;&quot;
    default_polkit_auth_required = config.dbus.PK_ACTION_CONFIG
    &quot;&quot;&quot; Use PK_ACTION_INFO as a default &quot;&quot;&quot;

    @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 = &quot;config.icmptype.%d&quot; % 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 == &quot;name&quot;:
            return dbus.String(self.obj.name)
        elif property_name == &quot;filename&quot;:
            return dbus.String(self.obj.filename)
        elif property_name == &quot;path&quot;:
            return dbus.String(self.obj.path)
        elif property_name == &quot;default&quot;:
            return dbus.Boolean(self.obj.default)
        elif property_name == &quot;builtin&quot;:
            return dbus.Boolean(self.obj.builtin)
        else:
            raise dbus.exceptions.DBusException(
                &quot;org.freedesktop.DBus.Error.InvalidArgs: &quot;
                &quot;Property &#039;%s&#039; does not exist&quot; % property_name)

    @dbus_service_method(dbus.PROPERTIES_IFACE, in_signature=&#039;ss&#039;,
                         out_signature=&#039;v&#039;)
    @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(&quot;%s.Get(&#039;%s&#039;, &#039;%s&#039;)&quot;, self._log_prefix,
                   interface_name, property_name)

        if interface_name != config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE:
            raise dbus.exceptions.DBusException(
                &quot;org.freedesktop.DBus.Error.UnknownInterface: &quot;
                &quot;Interface &#039;%s&#039; does not exist&quot; % interface_name)

        return self._get_property(property_name)

    @dbus_service_method(dbus.PROPERTIES_IFACE, in_signature=&#039;s&#039;,
                         out_signature=&#039;a{sv}&#039;)
    @dbus_handle_exceptions
    def GetAll(self, interface_name, sender=None): # pylint: disable=W0613
        interface_name = dbus_to_python(interface_name, str)
        log.debug1(&quot;%s.GetAll(&#039;%s&#039;)&quot;, self._log_prefix, interface_name)

        if interface_name != config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE:
            raise dbus.exceptions.DBusException(
                &quot;org.freedesktop.DBus.Error.UnknownInterface: &quot;
                &quot;Interface &#039;%s&#039; does not exist&quot; % interface_name)

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

    @slip.dbus.polkit.require_auth(config.dbus.PK_ACTION_CONFIG)
    @dbus_service_method(dbus.PROPERTIES_IFACE, in_signature=&#039;ssv&#039;)
    @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(&quot;%s.Set(&#039;%s&#039;, &#039;%s&#039;, &#039;%s&#039;)&quot;, 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(
                &quot;org.freedesktop.DBus.Error.UnknownInterface: &quot;
                &quot;Interface &#039;%s&#039; does not exist&quot; % interface_name)

        raise dbus.exceptions.DBusException(
            &quot;org.freedesktop.DBus.Error.PropertyReadOnly: &quot;
            &quot;Property &#039;%s&#039; is read-only&quot; % property_name)

    @dbus.service.signal(dbus.PROPERTIES_IFACE, signature=&#039;sa{sv}as&#039;)
    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(&quot;%s.PropertiesChanged(&#039;%s&#039;, &#039;%s&#039;, &#039;%s&#039;)&quot;, 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=&#039;s&#039;)
    @dbus_handle_exceptions
    def Introspect(self, sender=None): # pylint: disable=W0613
        log.debug2(&quot;%s.Introspect()&quot;, 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
        &quot;&quot;&quot;get settings for icmptype
        &quot;&quot;&quot;
        log.debug1(&quot;%s.getSettings()&quot;, 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):
        &quot;&quot;&quot;update settings for icmptype
        &quot;&quot;&quot;
        settings = dbus_to_python(settings)
        log.debug1(&quot;%s.update(&#039;...&#039;)&quot;, 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):
        &quot;&quot;&quot;load default settings for builtin icmptype
        &quot;&quot;&quot;
        log.debug1(&quot;%s.loadDefaults()&quot;, 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=&#039;s&#039;)
    @dbus_handle_exceptions
    def Updated(self, name):
        log.debug1(&quot;%s.Updated(&#039;%s&#039;)&quot; % (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):
        &quot;&quot;&quot;remove icmptype
        &quot;&quot;&quot;
        log.debug1(&quot;%s.removeIcmpType()&quot;, 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=&#039;s&#039;)
    @dbus_handle_exceptions
    def Removed(self, name):
        log.debug1(&quot;%s.Removed(&#039;%s&#039;)&quot; % (self._log_prefix, name))

    # R E N A M E

    @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature=&#039;s&#039;)
    @dbus_handle_exceptions
    def rename(self, name, sender=None):
        &quot;&quot;&quot;rename icmptype
        &quot;&quot;&quot;
        name = dbus_to_python(name, str)
        log.debug1(&quot;%s.rename(&#039;%s&#039;)&quot;, 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=&#039;s&#039;)
    @dbus_handle_exceptions
    def Renamed(self, name):
        log.debug1(&quot;%s.Renamed(&#039;%s&#039;)&quot; % (self._log_prefix, name))

    # version

    @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         out_signature=&#039;s&#039;)
    @dbus_handle_exceptions
    def getVersion(self, sender=None): # pylint: disable=W0613
        log.debug1(&quot;%s.getVersion()&quot;, self._log_prefix)
        return self.getSettings()[0]

    @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature=&#039;s&#039;)
    @dbus_handle_exceptions
    def setVersion(self, version, sender=None):
        version = dbus_to_python(version, str)
        log.debug1(&quot;%s.setVersion(&#039;%s&#039;)&quot;, 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=&#039;s&#039;)
    @dbus_handle_exceptions
    def getShort(self, sender=None): # pylint: disable=W0613
        log.debug1(&quot;%s.getShort()&quot;, self._log_prefix)
        return self.getSettings()[1]

    @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature=&#039;s&#039;)
    @dbus_handle_exceptions
    def setShort(self, short, sender=None):
        short = dbus_to_python(short, str)
        log.debug1(&quot;%s.setShort(&#039;%s&#039;)&quot;, 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=&#039;s&#039;)
    @dbus_handle_exceptions
    def getDescription(self, sender=None): # pylint: disable=W0613
        log.debug1(&quot;%s.getDescription()&quot;, self._log_prefix)
        return self.getSettings()[2]

    @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature=&#039;s&#039;)
    @dbus_handle_exceptions
    def setDescription(self, description, sender=None):
        description = dbus_to_python(description, str)
        log.debug1(&quot;%s.setDescription(&#039;%s&#039;)&quot;, 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=&#039;as&#039;)
    @dbus_handle_exceptions
    def getDestinations(self, sender=None): # pylint: disable=W0613
        log.debug1(&quot;%s.getDestinations()&quot;, self._log_prefix)
        return sorted(self.getSettings()[3])

    @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature=&#039;as&#039;)
    @dbus_handle_exceptions
    def setDestinations(self, destinations, sender=None):
        destinations = dbus_to_python(destinations, list)
        log.debug1(&quot;%s.setDestinations(&#039;[%s]&#039;)&quot;, self._log_prefix,
                   &quot;,&quot;.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=&#039;s&#039;)
    @dbus_handle_exceptions
    def addDestination(self, destination, sender=None):
        destination = dbus_to_python(destination, str)
        log.debug1(&quot;%s.addDestination(&#039;%s&#039;)&quot;, 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=&#039;s&#039;)
    @dbus_handle_exceptions
    def removeDestination(self, destination, sender=None):
        destination = dbus_to_python(destination, str)
        log.debug1(&quot;%s.removeDestination(&#039;%s&#039;)&quot;, 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([&#039;ipv4&#039;, &#039;ipv6&#039;]) -
                               set([destination]))
        self.update(settings)

    @dbus_service_method(config.dbus.DBUS_INTERFACE_CONFIG_ICMPTYPE,
                         in_signature=&#039;s&#039;, out_signature=&#039;b&#039;)
    @dbus_handle_exceptions
    def queryDestination(self, destination, sender=None): # pylint: disable=W0613
        destination = dbus_to_python(destination, str)
        log.debug1(&quot;%s.queryDestination(&#039;%s&#039;)&quot;, self._log_prefix,
                   destination)
        settings = self.getSettings()
        # empty means all
        return (not settings[3] or
                destination in settings[3])
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