Joseph Nuthalapati d92ca09e19
framework: Remove module init() functions
Fixes #1906

Signed-off-by: Joseph Nuthalapati <njoseph@riseup.net>
Reviewed-by: James Valleroy <jvalleroy@mailbox.org>
2020-08-03 18:06:48 -04:00

106 lines
3.6 KiB
Python

# SPDX-License-Identifier: AGPL-3.0-or-later
"""
FreedomBox app to configure OpenVPN server.
"""
from django.urls import reverse_lazy
from django.utils.translation import ugettext_lazy as _
from plinth import actions
from plinth import app as app_module
from plinth import cfg, frontpage, menu
from plinth.daemon import Daemon
from plinth.modules.firewall.components import Firewall
from plinth.utils import format_lazy
from .manifest import backup, clients # noqa, pylint: disable=unused-import
version = 4
managed_services = ['openvpn-server@freedombox']
managed_packages = ['openvpn', 'easy-rsa']
_description = [
format_lazy(
_('Virtual Private Network (VPN) is a technique for securely '
'connecting two devices in order to access resources of a '
'private network. While you are away from home, you can connect '
'to your {box_name} in order to join your home network and '
'access private/internal services provided by {box_name}. '
'You can also access the rest of the Internet via {box_name} '
'for added security and anonymity.'), box_name=_(cfg.box_name))
]
port_forwarding_info = [('UDP', 1194)]
app = None
setup_process = None
class OpenVPNApp(app_module.App):
"""FreedomBox app for OpenVPN."""
app_id = 'openvpn'
@property
def can_be_disabled(self):
"""Return whether the app can be disabled."""
return is_setup() and not setup_process
def __init__(self):
"""Create components for the app."""
super().__init__()
info = app_module.Info(app_id=self.app_id, version=version,
name=_('OpenVPN'), icon_filename='openvpn',
short_description=_('Virtual Private Network'),
description=_description, manual_page='OpenVPN',
clients=clients)
self.add(info)
menu_item = menu.Menu('menu-openvpn', info.name,
info.short_description, info.icon_filename,
'openvpn:index', parent_url_name='apps')
self.add(menu_item)
download_profile = \
format_lazy(_('<a class="btn btn-primary btn-sm" href="{link}">'
'Download Profile</a>'),
link=reverse_lazy('openvpn:profile'))
shortcut = frontpage.Shortcut(
'shortcut-openvpn', info.name,
short_description=info.short_description, icon=info.icon_filename,
description=info.description + [download_profile],
configure_url=reverse_lazy('openvpn:index'), login_required=True)
self.add(shortcut)
firewall = Firewall('firewall-openvpn', info.name, ports=['openvpn'],
is_external=True)
self.add(firewall)
daemon = Daemon('daemon-openvpn', managed_services[0],
listen_ports=[(1194, 'udp4'), (1194, 'udp6')])
self.add(daemon)
def is_enabled(self):
"""Return whether all the leader components are enabled.
Return True when there are no leader components and OpenVPN setup
is done.
"""
return super().is_enabled() and is_setup()
def setup(helper, old_version=None):
"""Install and configure the module."""
helper.install(managed_packages)
helper.call('post', actions.superuser_run, 'openvpn', ['upgrade'])
if app.is_enabled() and is_setup():
helper.call('post', app.enable)
def is_setup():
"""Return whether the service is running."""
return actions.superuser_run('openvpn', ['is-setup']).strip() == 'true'