102 lines
3.0 KiB
Python
Executable File
102 lines
3.0 KiB
Python
Executable File
#!/usr/bin/env python
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# SPDX-License-Identifier: GPL-2.0+
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#
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# Copyright (C) 2015 Red Hat, Inc.
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#
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#
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# This example configures a Bond from ethernet devices and activates it
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#
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# NetworkManager D-Bus API:
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# https://developer.gnome.org/NetworkManager/stable/spec.html
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#
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import dbus, sys, uuid
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from dbus.mainloop.glib import DBusGMainLoop
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from gi.repository import GObject
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DBusGMainLoop(set_as_default=True)
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def add_connection(con):
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bus = dbus.SystemBus()
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proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager/Settings")
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settings = dbus.Interface(proxy, "org.freedesktop.NetworkManager.Settings")
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return settings.AddConnection(con)
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def create_bond(bond_name):
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bond_opts = dbus.Dictionary({'mode': '4'})
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s_bond = dbus.Dictionary({'options': bond_opts})
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s_con = dbus.Dictionary({
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'type': 'bond',
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'uuid': str(uuid.uuid4()),
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'id': bond_name,
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'interface-name': bond_name,
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'autoconnect': False,
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'autoconnect-slaves': 1})
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s_ip4 = dbus.Dictionary({'method': 'auto'})
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s_ip6 = dbus.Dictionary({'method': 'ignore'})
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con = dbus.Dictionary({
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'bond': s_bond,
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'connection': s_con,
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'ipv4': s_ip4,
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'ipv6': s_ip6})
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print("Creating bond connection: %s" % bond_name)
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return add_connection(con)
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def create_slave(device, master):
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slave_name = 'bond-' + master + '-slave-' + device
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s_wired = dbus.Dictionary({'duplex': 'full'})
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s_con = dbus.Dictionary({
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'type': '802-3-ethernet',
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'uuid': str(uuid.uuid4()),
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'id': slave_name,
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'interface-name': device,
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'autoconnect': False,
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'master': master,
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'slave-type': 'bond'})
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con = dbus.Dictionary({
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'802-3-ethernet': s_wired,
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'connection': s_con})
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print("Creating slave connection: %s" % slave_name)
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add_connection(con)
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def usage():
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print("Usage: %s <bond_name> <ifname1> ..." % sys.argv[0])
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sys.exit(0)
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if len(sys.argv) < 3:
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usage()
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# Create bond master and slave connections
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bond_name = sys.argv[1]
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bond_path = create_bond(bond_name)
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for ifname in sys.argv[2:]:
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create_slave(ifname, bond_name)
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# Activate the bond
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bus = dbus.SystemBus()
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proxy = bus.get_object("org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager")
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manager = dbus.Interface(proxy, "org.freedesktop.NetworkManager")
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ac = manager.ActivateConnection(bond_path, "/", "/")
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print("Activating bond: %s (%s)" % (bond_name, ac))
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# Monitor the active bond connection
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loop = GObject.MainLoop()
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def properties_changed(props):
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if 'State' in props:
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if props['State'] == 2:
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print("Successfully connected")
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loop.quit()
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if props['State'] == 3 or props['State'] == 4:
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print("Bond activation failed")
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loop.quit()
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obj = bus.get_object("org.freedesktop.NetworkManager", ac)
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iface = dbus.Interface(obj, "org.freedesktop.NetworkManager.Connection.Active")
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iface.connect_to_signal("PropertiesChanged", properties_changed)
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loop.run()
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