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|
#!/usr/bin/env python
# SPDX-License-Identifier: GPL-2.0-or-later
#
# Copyright (C) 2019 Red Hat, Inc.
#
import sys
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 [ [id] <id> | [uuid] <uuid> ] \\" % (arg0))
print(
" %s [ --to-disk | --in-memory | --in-memory-detached | --in-memory-only ] \\"
% (arg0_spaced)
)
print(" %s [ --block-autoconnect ] \\" % (arg0_spaced))
print(" %s [ --volatile ] \\" % (arg0_spaced))
print(" %s [ --no-reapply ] \\" % (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.SettingsUpdate2Flags.NONE
arg_volatile = NM.SettingsUpdate2Flags.NONE
arg_no_reapply = NM.SettingsUpdate2Flags.NONE
cons = []
argv = list(sys.argv[1:])
while argv:
if argv[0] in ["id", "uuid"]:
if cons:
die("cannot specify multiple connections")
if len(argv) < 2:
die('missing argument for "%s" specifier' % (argv[0]))
cons.extend(find_connections(nm_client, argv[0], argv[1]))
if len(cons) == 0:
die('could not find connection for "%s %s"' % (argv[0], argv[1]))
if len(cons) != 1:
die('could not find unique connection for "%s %s"' % (argv[0], argv[1]))
argv = argv[2:]
continue
if argv[0] in ["--block-autoconnect"]:
arg_block_autoconnect = NM.SettingsUpdate2Flags.BLOCK_AUTOCONNECT
argv = argv[1:]
continue
if argv[0] in ["--volatile"]:
arg_volatile = NM.SettingsUpdate2Flags.VOLATILE
argv = argv[1:]
continue
if argv[0] in ["--no-reapply"]:
arg_no_reapply = NM.SettingsUpdate2Flags.NO_REAPPLY
argv = argv[1:]
continue
if argv[0] in [
"--to-disk",
"--in-memory",
"--in-memory-detached",
"--in-memory-only",
]:
if argv[0] == "--to-disk":
v = NM.SettingsUpdate2Flags.TO_DISK
elif argv[0] == "--in-memory":
v = NM.SettingsUpdate2Flags.IN_MEMORY
elif argv[0] == "--in-memory-detached":
v = NM.SettingsUpdate2Flags.IN_MEMORY_DETACHED
elif argv[0] == "--in-memory-only":
v = NM.SettingsUpdate2Flags.IN_MEMORY_ONLY
elif argv[0] == "--keep":
v = NM.SettingsUpdate2Flags.NONE
else:
assert False
if arg_mode is not None:
die('duplicate storage modes ("%s")' % (argv[0]))
arg_mode = v
argv = argv[1:]
continue
if cons:
die('unknown argument "%s"' % (argv[0]))
cons.extend(find_connections(nm_client, None, argv[0]))
if len(cons) == 0:
die('could not find connection for "%s"' % (argv[0]))
if len(cons) != 1:
die('could not find unique connection for "%s"' % (argv[0]))
argv = argv[1:]
continue
if len(cons) != 1:
die("missing connection argument", True)
con = cons[0]
con2 = NM.SimpleConnection.new_clone(con)
result = {}
def _update2_cb(con, async_result, user_data):
try:
r = con.update2_finish(async_result)
except Exception as e:
result["error"] = e
else:
result["result"] = r
main_loop.quit()
con.update2(
con2.to_dbus(NM.ConnectionSerializationFlags.ALL),
(arg_mode if arg_mode is not None else NM.SettingsUpdate2Flags.NONE)
| arg_block_autoconnect
| arg_volatile
| arg_no_reapply,
None,
None,
_update2_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"
% (con_to_str(con2), " ".join(sys.argv), result["result"])
)
if __name__ == "__main__":
main()
|
