/usr/sbin/edubuntu-server-manage is in edubuntu-server-host 14.02.2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 | #!/usr/bin/python3
# -*- coding: utf-8 -*-
# Copyright (C) 2012-2014 Stéphane Graber
# Author: Stéphane Graber <stgraber@ubuntu.com>
# 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 can find the license on Debian systems in the file
# /usr/share/common-licenses/GPL-2
# NOTE: To remove once the API is stabilized
import warnings
warnings.filterwarnings("ignore", "The python-lxc API isn't yet stable")
import argparse
import configparser
import gettext
import os
import subprocess
import sys
_ = gettext.gettext
gettext.textdomain("edubuntu-server-manage")
# Some constants
EDUBUNTU_GLOBAL_CONF = "/etc/edubuntu-server/edubuntu-server.conf"
EDUBUNTU_CONTAINERS_CONF = "/etc/edubuntu-server/containers.conf"
EDUBUNTU_RUN = "/run/edubuntu-server.state"
LXC_LIB = "/var/lib/lxc/"
LXC_CACHE = "/var/cache/lxc/"
# The various functions
def start():
# Load the config
global_config = configparser.ConfigParser()
global_config.read(EDUBUNTU_GLOBAL_CONF)
containers_config = configparser.ConfigParser()
containers_config.read(EDUBUNTU_CONTAINERS_CONF)
# Setup the bridge
bridge_name = global_config.get("network", "bridge_name")
bridge_interface = global_config.get("network",
"bridge_interface", fallback=None)
gateway = ipaddr.IPv4Address(global_config.get("network", "gateway"))
network = ipaddr.IPv4Network(global_config.get("network", "subnet"))
subprocess.call(['brctl', 'addbr', bridge_name])
if bridge_interface:
subprocess.call(['ip', 'link', 'set', 'dev', bridge_interface, 'up'])
subprocess.call(['brctl', 'addif', bridge_name, bridge_interface])
subprocess.call(['ip', '-4', 'addr', 'add', 'dev', bridge_name, "%s/%s" %
(gateway, network.prefixlen)])
subprocess.call(['ip', 'link', 'set', 'dev', bridge_name, 'up'])
# Setup the NAT
subprocess.call(['iptables', '-t', 'nat', '-A', 'POSTROUTING',
'-s', str(network), '!', '-d', str(network),
'-j', 'MASQUERADE'])
# Spawn the containers
for entry in containers_config.sections():
if containers_config.getboolean(entry, 'autostart'):
container = lxc.Container(entry)
# Skip any running container
if container.running:
continue
container.start()
if not container.wait("RUNNING", 30):
print(_("Failed to start container: %s" % entry))
def stop():
# Load the config
global_config = configparser.ConfigParser()
global_config.read(EDUBUNTU_GLOBAL_CONF)
containers_config = configparser.ConfigParser()
containers_config.read(EDUBUNTU_CONTAINERS_CONF)
# Stop the containers
for entry in containers_config.sections():
if containers_config.getboolean(entry, 'autostart'):
container = lxc.Container(entry)
# Skip any stopped container
if not container.running:
continue
container.stop()
if not container.wait("STOPPED", 30):
print(_("Failed to stop container: %s" % entry))
# Teardown the NAT
network = ipaddr.IPv4Network(global_config.get("network", "subnet"))
subprocess.call(['iptables', '-t', 'nat', '-D', 'POSTROUTING',
'-s', str(network), '!', '-d', str(network),
'-j', 'MASQUERADE'])
# Destroy the bridge
bridge_name = global_config.get("network", "bridge_name")
subprocess.call(['ip', 'link', 'set', 'dev', bridge_name, 'down'])
subprocess.call(['brctl', 'delbr', bridge_name])
def status():
pass
# Begin parsing the command line
parser = argparse.ArgumentParser(description=_("Edubuntu server manager"),
formatter_class=argparse.RawTextHelpFormatter)
# Required argument
sp = parser.add_subparsers()
sp_start = sp.add_parser("start", help=_("Start Edubuntu server"))
sp_start.set_defaults(func=start)
sp_stop = sp.add_parser("stop", help=_("Stop Edubuntu server"))
sp_stop.set_defaults(func=stop)
sp_status = sp.add_parser("status", help=_("Query the status of "
"Edubuntu server"))
sp_status.set_defaults(func=status)
args = parser.parse_args()
if not os.geteuid() == 0:
print(_("You must be root to run this script. Try running: sudo %s" %
(sys.argv[0])))
sys.exit(1)
# Only import ipaddr and lxc now to avoid having to build-depend on them
import ipaddr
import lxc
if not hasattr(args, "func"):
parser.print_help()
else:
args.func()
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