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Diffstat (limited to 'examples/python/gi/update-ip4-method.py')
-rwxr-xr-x | examples/python/gi/update-ip4-method.py | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/examples/python/gi/update-ip4-method.py b/examples/python/gi/update-ip4-method.py new file mode 100755 index 000000000..2fe12693b --- /dev/null +++ b/examples/python/gi/update-ip4-method.py @@ -0,0 +1,96 @@ +#!/usr/bin/env python +# -*- Mode: Python; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- +# +# 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. +# +# Copyright (C) 2014 Red Hat, Inc. +# + +# +# This example updates a connection's IPv4 method with the Update() method +# using the libnm-glib GObject-based convenience APIs. +# +# Configuration settings are described at +# https://developer.gnome.org/NetworkManager/0.9/ref-settings.html +# + +from gi.repository import GLib, NetworkManager, NMClient +import sys, struct, socket + +def ip_to_int(ip_string): + return struct.unpack("=I", socket.inet_aton(ip_string))[0] + +# callback function +def commit_cb(connection, error, data): + if error is (None): + print("The connection profile has been updated.") + else: + print(error) + main_loop.quit() + +def connections_read_cb(settings, data): + uuid, method, args = data + + all_connections = settings.list_connections() + for c in all_connections: + if c.get_uuid() != uuid: + continue + + # add IPv4 setting if it doesn't yet exist + s_ip4 = c.get_setting_ip4_config() + if not s_ip4: + s_ip4 = NetworkManager.SettingIP4Config.new() + c.add_setting(s_ip4) + + # set the method and change properties + s_ip4.set_property(NetworkManager.SETTING_IP4_CONFIG_METHOD, method) + if method == "auto": + # remove addresses + s_ip4.clear_addresses() + elif method == "manual": + # Add the static IP address, prefix, and (optional) gateway + addr = NetworkManager.IP4Address.new() + addr.set_address(ip_to_int(sys.argv[3])) + addr.set_prefix(int(sys.argv[4])) + if len(sys.argv) == 6: + addr.set_gateway(ip_to_int(sys.argv[5])) + s_ip4.add_address(addr) + + c.commit_changes(commit_cb, None) + +if __name__ == "__main__": + # parse and validate arguments + if len(sys.argv) < 3: + print "Usage: %s <uuid> <auto|static> [address prefix gateway]" % sys.argv[0] + sys.exit(1) + + method = sys.argv[2] + if method == "static" and len(sys.argv) < 5: + print "Usage: %s %s static address prefix [gateway]" % (sys.argv[0], sys.argv[1]) + sys.exit(1) + + # Convert method to NM method + if method == "static": + method = "manual" + + main_loop = GLib.MainLoop() + + # create RemoteSettings object and attach to the "connections-read" signal + # to wait for connections to be loaded asynchronously + settings = NMClient.RemoteSettings.new(None) + settings.connect('connections-read', connections_read_cb, (sys.argv[1], method, sys.argv)) + + main_loop.run() + |