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#!/usr/bin/env python
# -*- Mode: Python; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
# vim: ft=python ts=4 sts=4 sw=4 et ai
# 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.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# Copyright 2017 Red Hat, Inc.
import sys
import gi
gi.require_version('NM', '1.0')
from gi.repository import GLib, NM
import os
os.sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), '..')))
import nmex
###############################################################################
def usage():
print("Usage: %s [COMMAND [ARG]...]" % sys.argv[0])
print("")
print(" COMMANDS: [show]")
print(" create TIMEOUT [--destroy-all|--delete-new-connections|--disconnect-new-devices|--allow-overlapping|DEV]...")
print(" destroy PATH|NUMBER")
print(" rollback PATH|NUMBER")
print(" adjust-rollback-timeout PATH|NUMBER TIMEOUT")
print("")
sys.exit(1)
def show(c, ts = None):
cr = c.get_created()
rt = c.get_rollback_timeout()
print("%s:" % c.get_path())
print(" created: %u%s" % (cr, "" if ts is None else (" (%s sec ago)" % ((ts - cr) / 1000.0))))
if rt == 0:
print(" timeout: infinity")
else:
print(" timeout: %u seconds%s" % (rt, "" if ts is None else (" (circa %s sec left)" % ((cr + (rt * 1000) - ts) / 1000.0))))
print(" devices: %s" % (' '.join(sorted(map(lambda x: x.get_iface(), c.get_devices())))))
def find_checkpoint(client, path):
for c in client.get_checkpoints():
if c.get_path() == path:
return c
return None
def validate_path(path, client):
try:
num = int(path)
path = "/org/freedesktop/NetworkManager/Checkpoint/%u" % (num)
except Exception as e:
pass
if not path or path[0] != '/':
sys.exit('Invalid checkpoint path \"%s\"' % (path))
if client is not None:
checkpoint = find_checkpoint(client, path)
if checkpoint is None:
print('WARNING: no checkpoint with path "%s" found' % (path))
return path
def do_create(client):
flags = NM.CheckpointCreateFlags.NONE
if len(sys.argv) < 3:
sys.exit("Failed: missing argument timeout")
timeout = int(sys.argv[2])
devices = []
for arg in sys.argv[3:]:
if arg == '--destroy-all':
flags |= NM.CheckpointCreateFlags.DESTROY_ALL
elif arg == '--delete-new-connections':
flags |= NM.CheckpointCreateFlags.DELETE_NEW_CONNECTIONS
elif arg == '--disconnect-new-devices':
flags |= NM.CheckpointCreateFlags.DISCONNECT_NEW_DEVICES
elif arg == '--allow-overlapping':
flags |= NM.CheckpointCreateFlags.ALLOW_OVERLAPPING
else:
d = client.get_device_by_iface(arg)
if d is None:
sys.exit("Unknown device %s" % arg)
devices.append(d)
def create_cb(client, result, data):
try:
checkpoint = client.checkpoint_create_finish(result)
print("%s" % checkpoint.get_path())
except Exception as e:
sys.stderr.write("Failed: %s\n" % e.message)
main_loop.quit()
client.checkpoint_create(devices, timeout, flags, None, create_cb, None)
def do_destroy(client):
if len(sys.argv) < 3:
sys.exit("Missing checkpoint path")
path = validate_path(sys.argv[2], client)
def destroy_cb(client, result, data):
try:
if client.checkpoint_destroy_finish(result) == True:
print("Success")
except Exception as e:
sys.stderr.write("Failed: %s\n" % e.message)
main_loop.quit()
client.checkpoint_destroy(path, None, destroy_cb, None)
def do_rollback(client):
if len(sys.argv) < 3:
sys.exit("Missing checkpoint path")
path = validate_path(sys.argv[2], client)
def rollback_cb(client, result, data):
try:
res = client.checkpoint_rollback_finish(result)
for path in res:
d = client.get_device_by_path(path)
if d is None:
iface = path
else:
iface = d.get_iface()
print("%s => %s" % (iface, "OK" if res[path] == 0 else "ERROR"))
except Exception as e:
sys.stderr.write("Failed: %s\n" % e.message)
main_loop.quit()
client.checkpoint_rollback(path, None, rollback_cb, None)
def do_adjust_rollback_timeout(client):
if len(sys.argv) < 3:
sys.exit("Missing checkpoint path")
if len(sys.argv) < 4:
sys.exit("Missing timeout")
try:
add_timeout = int(sys.argv[3])
except:
sys.exit("Invalid timeout")
path = validate_path(sys.argv[2], client)
def adjust_rollback_timeout_cb(client, result, data):
try:
client.checkpoint_adjust_rollback_timeout_finish(result)
print("Success")
except Exception as e:
sys.stderr.write("Failed: %s\n" % e.message)
main_loop.quit()
client.checkpoint_adjust_rollback_timeout(path, add_timeout, None, adjust_rollback_timeout_cb, None)
def do_show(client):
ts = nmex.nm_boot_time_ms()
for c in client.get_checkpoints():
show(c, ts)
if __name__ == '__main__':
nm_client = NM.Client.new(None)
main_loop = GLib.MainLoop()
if len(sys.argv) < 2 or sys.argv[1] == 'show':
do_show(nm_client)
sys.exit(0)
elif sys.argv[1] == 'create':
do_create(nm_client)
elif sys.argv[1] == 'destroy':
do_destroy(nm_client)
elif sys.argv[1] == 'rollback':
do_rollback(nm_client)
elif sys.argv[1] == 'adjust-rollback-timeout':
do_adjust_rollback_timeout(nm_client)
else:
usage()
main_loop.run()
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