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FirewallD support once again.

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This commit is contained in:
Jiri Popelka 2012-09-21 14:00:23 +02:00
parent 54c6716254
commit bd952c611d
2 changed files with 486 additions and 2 deletions
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system-config-printer-FirewallD.patch Normal file
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@ -0,0 +1,477 @@
diff -up system-config-printer-1.3.11/firewall.py.FirewallD system-config-printer-1.3.11/firewall.py
diff -up system-config-printer-1.3.11/firewallsettings.py.FirewallD system-config-printer-1.3.11/firewallsettings.py
--- system-config-printer-1.3.11/firewallsettings.py.FirewallD 2012-09-21 13:34:29.070164405 +0200
+++ system-config-printer-1.3.11/firewallsettings.py 2012-09-21 13:34:29.070164405 +0200
@@ -0,0 +1,279 @@
+#!/usr/bin/python
+
+## system-config-printer
+
+## Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Red Hat, Inc.
+## Authors:
+## Tim Waugh <twaugh@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, write to the Free Software
+## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+# config is generated from config.py.in by configure
+import config
+
+import dbus
+import json
+from debug import *
+
+IPP_CLIENT_SERVICE = "ipp-client"
+IPP_CLIENT_PORT = "631"
+IPP_CLIENT_PROTOCOL = "udp"
+IPP_SERVER_SERVICE = "ipp"
+IPP_SERVER_PORT = "631"
+IPP_SERVER_PROTOCOL = "tcp"
+MDNS_SERVICE = "mdns"
+MDNS_PORT = "5353"
+MDNS_PROTOCOL = "udp"
+SAMBA_CLIENT_SERVICE = "samba-client"
+
+class FirewallD:
+ DBUS_INTERFACE = "org.fedoraproject.FirewallD1"
+ DBUS_INTERFACE_ZONE = DBUS_INTERFACE+".zone"
+ DBUS_INTERFACE_CONFIG = DBUS_INTERFACE+".config"
+ DBUS_PATH = "/org/fedoraproject/FirewallD1"
+ DBUS_PATH_CONFIG = DBUS_PATH+"/config"
+ services_idx = 5
+ ports_idx = 6
+ def __init__ (self):
+ try:
+ bus = dbus.SystemBus ()
+ obj = bus.get_object (self.DBUS_INTERFACE, self.DBUS_PATH)
+ self._fw = dbus.Interface(obj, self.DBUS_INTERFACE)
+ self._fw_zone = dbus.Interface(obj, self.DBUS_INTERFACE_ZONE)
+ self._fw_properties = dbus.Interface(obj,
+ dbus_interface='org.freedesktop.DBus.Properties')
+ obj_config = bus.get_object (self.DBUS_INTERFACE,
+ self.DBUS_PATH_CONFIG)
+ self._fw_config = dbus.Interface (obj_config,
+ self.DBUS_INTERFACE_CONFIG)
+ zone_name = self._get_active_zone ()
+ if zone_name:
+ zone_path = self._fw_config.getZoneByName (zone_name)
+ self._zone = bus.get_object (self.DBUS_INTERFACE, zone_path)
+ else:
+ self._zone = None
+ debugprint ("Using /org/fedoraproject/FirewallD1")
+ except (ImportError, dbus.DBusException):
+ self._fw = None
+ self._fw_zone = None
+ self._fw_properties = None
+ self._fw_config = None
+ self._zone = None
+
+ def running (self):
+ return self._fw_properties and \
+ str(self._fw_properties.Get(self.DBUS_INTERFACE, "state")) \
+ == "RUNNING"
+
+ def _get_active_zone (self):
+ try:
+ zones = map (str, self._fw_zone.getActiveZones())
+ # remove immutable zones
+ zones = [z for z in zones if not self._fw_zone.isImmutable(z)]
+ except dbus.DBusException:
+ debugprint ("FirewallD getting active zones failed")
+ zones = None
+
+ if not zones:
+ debugprint ("FirewallD: no changeable zone")
+ return None
+ elif len (zones) == 1:
+ # most probable case
+ return zones[0]
+ else:
+ # Do we need to handle the 'more active zones' case ?
+ # It's quite unlikely case because that would mean that more
+ # network connections are up and running and they are
+ # in different network zones at the same time.
+ debugprint ("FirewallD returned more zones, taking first one")
+ return zones[0]
+
+ def _get_fw_data (self, reply_handler=None, error_handler=None):
+ try:
+ repr_data = map (str, self._fw_data[self.services_idx])
+ debugprint ("%s in _get_fw_data: _fw_data is %s" %
+ (self, repr(repr_data)))
+ if self._fw_data:
+ debugprint ("Using cached firewall data")
+ if reply_handler:
+ reply_handler (self._fw_data)
+ except AttributeError:
+ try:
+ self._fw_data = self._zone.getSettings ()
+ debugprint ("Firewall data obtained")
+ if reply_handler:
+ reply_handler (self._fw_data)
+ except (dbus.DBusException, AttributeError, ValueError), e:
+ self._fw_data = None
+ debugprint ("Exception examining firewall")
+ if error_handler:
+ error_handler (e)
+
+ return self._fw_data
+
+ def read (self, reply_handler=None, error_handler=None):
+ if reply_handler:
+ self._get_fw_data (reply_handler,
+ error_handler)
+ else:
+ self._get_fw_data ()
+
+ def write (self):
+ if self._zone:
+ self._zone.update (self._fw_data)
+ self._fw.reload ()
+
+ def add_service (self, service):
+ if not self._get_fw_data ():
+ return
+
+ #self._fw_data.addService (service)
+ if service not in self._fw_data[self.services_idx]:
+ self._fw_data[self.services_idx].append(service)
+
+ def check_ipp_client_allowed (self):
+ if not self._get_fw_data ():
+ return True
+
+ return (IPP_CLIENT_SERVICE in self._fw_data[self.services_idx] or
+ [IPP_CLIENT_PORT, IPP_CLIENT_PROTOCOL] in self._fw_data[self.ports_idx])
+
+ def check_ipp_server_allowed (self):
+ if not self._get_fw_data ():
+ return True
+
+ return (IPP_SERVER_SERVICE in self._fw_data[self.services_idx] or
+ [IPP_SERVER_PORT, IPP_SERVER_PROTOCOL] in self._fw_data[self.ports_idx])
+
+ def check_samba_client_allowed (self):
+ if not self._get_fw_data ():
+ return True
+
+ return (SAMBA_CLIENT_SERVICE in self._fw_data[self.services_idx])
+
+ def check_mdns_allowed (self):
+ if not self._get_fw_data ():
+ return True
+
+ return (MDNS_SERVICE in self._fw_data[self.services_idx] or
+ [MDNS_PORT, MDNS_PROTOCOL] in self._fw_data[self.ports_idx])
+
+
+
+class SystemConfigFirewall:
+ DBUS_INTERFACE = "org.fedoraproject.Config.Firewall"
+ DBUS_PATH = "/org/fedoraproject/Config/Firewall"
+
+ def __init__(self):
+ try:
+ bus = dbus.SystemBus ()
+ obj = bus.get_object (self.DBUS_INTERFACE, self.DBUS_PATH)
+ self._fw = dbus.Interface (obj, self.DBUS_INTERFACE)
+ debugprint ("Using system-config-firewall")
+ except (dbus.DBusException), e:
+ debugprint ("No firewall ")
+ self._fw = None
+ self._fw_data = (None, None)
+
+ def _get_fw_data (self, reply_handler=None, error_handler=None):
+ try:
+ debugprint ("%s in _get_fw_data: _fw_data is %s" %
+ (self, repr(self._fw_data)))
+ if self._fw_data:
+ debugprint ("Using cached firewall data")
+ if reply_handler == None:
+ return self._fw_data
+
+ self._client_reply_handler (self._fw_data)
+ except AttributeError:
+ try:
+ if reply_handler:
+ self._fw.read (reply_handler=reply_handler,
+ error_handler=error_handler)
+ return
+
+ p = self._fw.read ()
+ self._fw_data = json.loads (p.encode ('utf-8'))
+ except (dbus.DBusException, AttributeError, ValueError), e:
+ self._fw_data = (None, None)
+ if error_handler:
+ debugprint ("Exception examining firewall")
+ self._client_error_handler (e)
+
+ return self._fw_data
+
+ def read (self, reply_handler=None, error_handler=None):
+ if reply_handler:
+ self._client_reply_handler = reply_handler
+ self._client_error_handler = error_handler
+ self._get_fw_data (reply_handler=self.reply_handler,
+ error_handler=self.error_handler)
+ else:
+ self._get_fw_data ()
+
+ def reply_handler (self, result):
+ try:
+ self._fw_data = json.loads (result.encode ('utf-8'))
+ except ValueError, e:
+ self.error_handler (e)
+ return
+
+ debugprint ("Firewall data obtained")
+ self._client_reply_handler (self._fw_data)
+
+ def error_handler (self, exc):
+ debugprint ("Exception fetching firewall data")
+ self._client_error_handler (exc)
+
+ def write (self):
+ try:
+ self._fw.write (json.dumps (self._fw_data[0]))
+ except:
+ pass
+
+ def _check_any_allowed (self, search):
+ (args, filename) = self._get_fw_data ()
+ if filename == None: return True
+ isect = set (search).intersection (set (args))
+ return len (isect) != 0
+
+
+ def add_service (self, service):
+ try:
+ (args, filename) = self._fw_data
+ except AttributeError:
+ (args, filename) = self._get_fw_data ()
+ if filename == None: return
+
+ args.append ("--service=" + service)
+ self._fw_data = (args, filename)
+
+ def check_ipp_client_allowed (self):
+ return self._check_any_allowed (set(["--port=%s:%s" %
+ (IPP_CLIENT_PORT, IPP_CLIENT_PROTOCOL),
+ "--service=" + IPP_CLIENT_SERVICE]))
+
+ def check_ipp_server_allowed (self):
+ return self._check_any_allowed (set(["--port=%s:%s" %
+ (IPP_SERVER_PORT, IPP_SERVER_PROTOCOL),
+ "--service=" + IPP_SERVER_SERVICE]))
+
+ def check_samba_client_allowed (self):
+ return self._check_any_allowed (set(["--service=" + SAMBA_CLIENT_SERVICE]))
+
+ def check_mdns_allowed (self):
+ return self._check_any_allowed (set(["--port=%s:%s" %
+ (MDNS_PORT, MDNS_PROTOCOL),
+ "--service=" + MDNS_SERVICE]))
diff -up system-config-printer-1.3.11/Makefile.in.FirewallD system-config-printer-1.3.11/Makefile.in
--- system-config-printer-1.3.11/Makefile.in.FirewallD 2012-08-03 12:04:49.000000000 +0200
+++ system-config-printer-1.3.11/Makefile.in 2012-09-21 13:38:04.787202523 +0200
@@ -358,7 +358,7 @@ nobase_pkgdata_DATA = \
dnssdresolve.py \
errordialogs.py \
HIG.py \
- firewall.py \
+ firewallsettings.py \
gui.py \
gtkinklevel.py \
gtkspinner.py \
diff -up system-config-printer-1.3.11/newprinter.py.FirewallD system-config-printer-1.3.11/newprinter.py
--- system-config-printer-1.3.11/newprinter.py.FirewallD 2012-05-24 14:03:21.000000000 +0200
+++ system-config-printer-1.3.11/newprinter.py 2012-09-21 13:34:29.071164392 +0200
@@ -63,7 +63,7 @@ from smburi import SMBURI
from errordialogs import *
from PhysicalDevice import PhysicalDevice
import gtkspinner
-import firewall
+import firewallsettings
import asyncconn
import ppdsloader
import dnssdresolve
@@ -1618,11 +1618,14 @@ class NewPrinterGUI(GtkGUI):
try:
if (self._host == 'localhost' or
self._host[0] == '/'):
- self.firewall = firewall.Firewall ()
+ self.firewall = firewallsettings.FirewallD ()
+ if not self.firewall.running():
+ self.firewall = firewallsettings.SystemConfigFirewall ()
+
debugprint ("Examining firewall")
self.firewall.read (reply_handler=self.on_firewall_read,
error_handler=lambda x:
- self.start_fetching_devices())
+ self.start_fetching_devices())
allowed = False
else:
# This is a remote server. Nothing we can do about
@@ -1648,11 +1651,11 @@ class NewPrinterGUI(GtkGUI):
secondary_text += ("- " +
_("Allow all incoming IPP Browse packets") +
"\n")
- f.add_rule (f.ALLOW_IPP_CLIENT)
+ f.add_service (firewallsettings.IPP_CLIENT_SERVICE)
if not mdns_allowed:
secondary_text += ("- " +
_("Allow all incoming mDNS traffic") + "\n")
- f.add_rule (f.ALLOW_MDNS)
+ f.add_service (firewallsettings.MDNS_SERVICE)
if not allowed:
debugprint ("Asking for permission to adjust firewall:\n%s" %
@@ -1678,7 +1681,7 @@ class NewPrinterGUI(GtkGUI):
def adjust_firewall_response (self, dialog, response):
dialog.destroy ()
if response == gtk.RESPONSE_YES:
- self.firewall.add_rule (self.firewall.ALLOW_IPP_SERVER)
+ self.firewall.add_service (firewallsettings.IPP_SERVER_SERVICE)
self.firewall.write ()
debugprint ("Fetching devices after firewall dialog response")
@@ -2070,7 +2073,9 @@ class NewPrinterGUI(GtkGUI):
try:
# Note: we do the browsing from *this* machine, regardless
# of which CUPS server we are connected to.
- f = firewall.Firewall ()
+ f = firewallsettings.FirewallD ()
+ if not f.running():
+ f = firewallsettings.SystemConfigFirewall ()
allowed = f.check_samba_client_allowed ()
secondary_text = TEXT_adjust_firewall + "\n\n"
if not allowed:
@@ -2090,7 +2095,7 @@ class NewPrinterGUI(GtkGUI):
dialog.destroy ()
if response == gtk.RESPONSE_YES:
- f.add_rule (f.ALLOW_SAMBA_CLIENT)
+ f.add_service (firewallsettings.SAMBA_CLIENT_SERVICE)
f.write ()
except (dbus.DBusException, Exception):
nonfatalException ()
diff -up system-config-printer-1.3.11/serversettings.py.FirewallD system-config-printer-1.3.11/serversettings.py
--- system-config-printer-1.3.11/serversettings.py.FirewallD 2012-05-24 14:03:22.000000000 +0200
+++ system-config-printer-1.3.11/serversettings.py 2012-09-21 13:34:29.072164379 +0200
@@ -34,7 +34,7 @@ import time
import authconn
from debug import *
from errordialogs import *
-import firewall
+import firewallsettings
from gui import GtkGUI
try:
@@ -526,7 +526,10 @@ class ServerSettings(GtkGUI):
try:
if (self._host == 'localhost' or
self._host[0] == '/'):
- f = firewall.Firewall ()
+ f = firewallsettings.FirewallD ()
+ if not f.running():
+ f = firewallsettings.SystemConfigFirewall ()
+
allowed = f.check_ipp_server_allowed ()
else:
# This is a remote server. Nothing we can do
@@ -549,7 +552,7 @@ class ServerSettings(GtkGUI):
dialog.destroy ()
if response == gtk.RESPONSE_YES:
- f.add_rule (f.ALLOW_IPP_SERVER)
+ f.add_service (firewallsettings.IPP_SERVER_SERVICE)
f.write ()
except (dbus.DBusException, Exception):
nonfatalException ()
diff -up system-config-printer-1.3.11/system-config-printer.py.FirewallD system-config-printer-1.3.11/system-config-printer.py
--- system-config-printer-1.3.11/system-config-printer.py.FirewallD 2012-08-01 17:48:26.000000000 +0200
+++ system-config-printer-1.3.11/system-config-printer.py 2012-09-21 13:34:29.073164365 +0200
@@ -86,7 +86,6 @@ from serversettings import ServerSetting
from ToolbarSearchEntry import *
from SearchCriterion import *
import statereason
-import firewall
import newprinter
from newprinter import busy, ready
import printerproperties
@@ -371,6 +370,7 @@ class GUI(GtkGUI):
self.newPrinterGUI = np = newprinter.NewPrinterGUI()
np.connect ("printer-added", self.on_new_printer_added)
np.connect ("printer-modified", self.on_printer_modified)
+ np.connect ("dialog-canceled", self.on_new_printer_not_added)
# Set up "About" dialog
self.AboutDialog.set_program_name(config.PACKAGE)
@@ -1729,26 +1729,44 @@ class GUI(GtkGUI):
# == New Printer Dialog ==============================================
# ====================================================================
+ def sensitise_new_printer_widgets(self, sensitive=True):
+ self.btnNew.set_sensitive (sensitive)
+ self.btnAddFirstPrinter.set_sensitive (sensitive)
+ self.ui_manager.get_action ("/new-printer").set_sensitive (sensitive)
+ self.ui_manager.get_action ("/new-class").set_sensitive (sensitive)
+
+ def desensitise_new_printer_widgets(self):
+ self.sensitise_new_printer_widgets (False)
+
# new printer
def on_new_printer_activate(self, widget):
busy (self.PrintersWindow)
+ self.desensitise_new_printer_widgets ()
if not self.newPrinterGUI.init("printer",
host=self.connect_server,
encryption=self.connect_encrypt,
parent=self.PrintersWindow):
+ self.sensitise_new_printer_widgets ()
self.monitor.update ()
ready (self.PrintersWindow)
# new class
def on_new_class_activate(self, widget):
+ self.desensitise_new_printer_widgets ()
if not self.newPrinterGUI.init("class",
host=self.connect_server,
encryption=self.connect_encrypt,
parent=self.PrintersWindow):
+ self.sensitise_new_printer_widgets ()
self.monitor.update ()
+ def on_new_printer_not_added (self, obj):
+ self.sensitise_new_printer_widgets ()
+
def on_new_printer_added (self, obj, name):
debugprint ("New printer added: %s" % name)
+
+ self.sensitise_new_printer_widgets ()
self.populateList ()
if not self.printers.has_key (name):
diff -up system-config-printer-1.3.11/ui/NewPrinterWindow.ui.FirewallD system-config-printer-1.3.11/ui/NewPrinterWindow.ui
--- system-config-printer-1.3.11/ui/NewPrinterWindow.ui.FirewallD 2012-05-24 14:03:22.000000000 +0200
+++ system-config-printer-1.3.11/ui/NewPrinterWindow.ui 2012-09-21 13:34:29.075164337 +0200
@@ -4,7 +4,7 @@
<object class="GtkWindow" id="NewPrinterWindow">
<property name="can_focus">False</property>
<property name="title" translatable="yes">New Printer</property>
- <property name="modal">True</property>
+ <property name="modal">False</property>
<property name="window_position">center-on-parent</property>
<property name="default_width">600</property>
<property name="default_height">420</property>

11
system-config-printer.spec
View File

@ -1,12 +1,13 @@
Summary: A printer administration tool Summary: A printer administration tool
Name: system-config-printer Name: system-config-printer
Version: 1.3.11 Version: 1.3.11
Release: 4%{?dist} Release: 5%{?dist}
License: GPLv2+ License: GPLv2+
URL: http://cyberelk.net/tim/software/system-config-printer/ URL: http://cyberelk.net/tim/software/system-config-printer/
Group: System Environment/Base Group: System Environment/Base
Source0: http://cyberelk.net/tim/data/system-config-printer/1.3/%{name}-%{version}.tar.xz Source0: http://cyberelk.net/tim/data/system-config-printer/1.3/%{name}-%{version}.tar.xz
Patch1: system-config-printer-no-applet-in-gnome.patch Patch1: system-config-printer-no-applet-in-gnome.patch
Patch2: system-config-printer-FirewallD.patch
BuildRequires: cups-devel >= 1.2 BuildRequires: cups-devel >= 1.2
BuildRequires: desktop-file-utils >= 0.2.92 BuildRequires: desktop-file-utils >= 0.2.92
@ -64,6 +65,9 @@ printers.
# Don't start the applet in GNOME. # Don't start the applet in GNOME.
%patch1 -p1 -b .no-applet-in-gnome %patch1 -p1 -b .no-applet-in-gnome
# FirewallD support
%patch2 -p1 -b .FirewallD
%build %build
%configure --with-udev-rules %configure --with-udev-rules
@ -94,7 +98,7 @@ touch %buildroot%{_localstatedir}/run/udev-configure-printer/usb-uris
%{_datadir}/%{name}/debug.py* %{_datadir}/%{name}/debug.py*
%{_datadir}/%{name}/dnssdresolve.py* %{_datadir}/%{name}/dnssdresolve.py*
%{_datadir}/%{name}/errordialogs.py* %{_datadir}/%{name}/errordialogs.py*
%{_datadir}/%{name}/firewall.py* %{_datadir}/%{name}/firewallsettings.py*
%{_datadir}/%{name}/gtkinklevel.py* %{_datadir}/%{name}/gtkinklevel.py*
%{_datadir}/%{name}/gtk_label_autowrap.py* %{_datadir}/%{name}/gtk_label_autowrap.py*
%{_datadir}/%{name}/gtkspinner.py* %{_datadir}/%{name}/gtkspinner.py*
@ -172,6 +176,9 @@ exit 0
%systemd_postun_with_restart udev-configure-printer.service %systemd_postun_with_restart udev-configure-printer.service
%changelog %changelog
* Fri Sep 21 2012 Jiri Popelka <jpopelka@redhat.com> 1.3.11-5
- FirewallD support once again (use D-Bus instead of FirewallD client module)
* Tue Sep 18 2012 Jiri Popelka <jpopelka@redhat.com> 1.3.11-4 * Tue Sep 18 2012 Jiri Popelka <jpopelka@redhat.com> 1.3.11-4
- revert previous change for now, the patch needs more work - revert previous change for now, the patch needs more work