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#!/usr/bin/env python
#
# 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 2019 Red Hat, Inc.
#
import sys
import re
import gi
gi.require_version('NM', '1.0')
from gi.repository import GLib, NM
def find_connections(nm_client, arg_type, arg_id):
for c in nm_client.get_connections():
if arg_type in [None, 'id'] and c.get_id() == arg_id:
yield c
if arg_type in [None, 'uuid'] and c.get_uuid() == arg_id:
yield c
def find_connection_first(nm_client, arg_type, arg_id):
for f in find_connections(nm_client, arg_type, arg_id):
return f
def con_to_str(con):
s_con = con.get_setting_connection()
return '"%s" (%s)' % (s_con.get_id(), s_con.get_uuid())
def usage():
arg0 = sys.argv[0]
arg0_spaced = ' ' * len(arg0)
print('Usage: %s [ --clone ( [id] <id> | [uuid] <uuid> ) ] \\' % (arg0))
print(' %s [ --to-disk | --in-memory ] \\' % (arg0_spaced))
print(' %s [ --block-autoconnect ] \\' % (arg0_spaced))
print(' %s [ --id <new-id> ] \\' % (arg0_spaced))
print(' %s [ --uuid <new-uuid> ] \\' % (arg0_spaced))
return 1
def die(msg, print_usage=False):
print(msg)
if print_usage:
usage()
sys.exit(1)
def main():
main_loop = GLib.MainLoop()
nm_client = NM.Client.new(None)
arg_mode = None
arg_block_autoconnect = NM.SettingsAddConnection2Flags.NONE
arg_id = None
arg_uuid = None
cons = []
argv = list(sys.argv[1:])
while argv:
if argv[0] == '--clone':
match_type = None
if len(argv) < 2:
die('missing argument for --clone option')
if argv[0] in ['id', 'uuid']:
match_type = argv[0]
if len(argv) < 3:
die('missing argument for "--clone %s" option' % (match_type))
argv = argv[1:]
if cons:
die('cannot specify --clone argument more than once')
cons.extend(find_connections(nm_client, match_type, argv[1]))
if len(cons) == 0:
die('could not find connection for "--clone %s%s"' % ((match_type or ''), argv[1]))
if len(cons) != 1:
die('could not find unique connection for "--clone %s%s"' % ((match_type or ''), argv[1]))
argv = argv[2:]
continue
if argv[0] in ['--block-autoconnect']:
arg_block_autoconnect = NM.SettingsAddConnection2Flags.BLOCK_AUTOCONNECT
argv = argv[1:]
continue
if argv[0] in ['--to-disk', '--in-memory']:
if argv[0] == '--to-disk':
v = NM.SettingsAddConnection2Flags.TO_DISK
elif argv[0] == '--in-memory':
v = NM.SettingsAddConnection2Flags.IN_MEMORY
else:
assert(False)
if arg_mode is not None:
die('duplicate storage modes ("%s")' % (argv[0]))
arg_mode = v
argv = argv[1:]
continue
if argv[0] in ['--id']:
if len(argv) < 2:
die('missing argument for --id option')
arg_id = argv[1]
argv = argv[2:]
continue
if argv[0] in ['--uuid']:
if len(argv) < 2:
die('missing argument for --uuid option')
arg_uuid = argv[1]
argv = argv[2:]
continue
die('unknown argument "%s"' % (argv[0]))
if len(cons) != 1:
die('missing --clone argument', True)
con = cons[0]
con2 = NM.SimpleConnection.new_clone(con)
s_con = con2.get_setting_connection()
if arg_id:
s_con.set_property(NM.SETTING_CONNECTION_ID, arg_id)
s_con.set_property(NM.SETTING_CONNECTION_UUID, arg_uuid or NM.utils_uuid_generate())
result = {}
def _add_connection2_cb(cl, async_result, user_data):
try:
c, r = nm_client.add_connection2_finish(async_result)
except Exception as e:
result['error'] = e
else:
result['result'] = r
result['connection'] = c
main_loop.quit()
nm_client.add_connection2(con2.to_dbus(NM.ConnectionSerializationFlags.ALL),
(arg_mode if arg_mode is not None else NM.SettingsAddConnection2Flags.TO_DISK)
| arg_block_autoconnect,
None,
False,
None,
_add_connection2_cb,
None)
main_loop.run()
if 'error' in result:
die('update connection %s failed [%s]: %s' % (con_to_str(con2), ' '.join(sys.argv), result['error']))
print('update connection %s succeeded [%s]: %s, %s' % (con_to_str(con2), ' '.join(sys.argv), result['connection'].get_path(), result['result']))
if __name__ == '__main__':
main()
|
