mirror of
https://github.com/freedombox/FreedomBox.git
synced 2026-01-28 08:03:36 +00:00
65a1985cc0
- Add note about resetarting firewalld. - Refactor checking for running configuration process. - Fix error message being show as info message. - Minor indentation fixes.
153 lines
5.0 KiB
Python
153 lines
5.0 KiB
Python
#
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# This file is part of Plinth.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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"""
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Plinth module for configuring Tor.
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"""
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from django.contrib import messages
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from django.template.response import TemplateResponse
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from django.utils.translation import ugettext_lazy as _
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from .forms import TorForm
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from plinth import actions
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from plinth import package
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from plinth.errors import ActionError
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from plinth.modules import tor
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from plinth.modules.names import SERVICES
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from plinth.signals import domain_added, domain_removed
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config_process = None
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def on_install():
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"""Setup Tor configuration as soon as it is installed."""
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actions.superuser_run('tor', ['setup'])
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actions.superuser_run('tor',
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['configure', '--apt-transport-tor', 'enable'])
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tor.socks_service.notify_enabled(None, True)
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tor.bridge_service.notify_enabled(None, True)
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@package.required(['tor', 'tor-geoipdb', 'torsocks', 'obfs4proxy',
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'apt-transport-tor'],
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on_install=on_install)
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def index(request):
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"""Serve configuration page."""
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if config_process:
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_collect_config_result(request)
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status = tor.get_status()
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form = None
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if request.method == 'POST':
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form = TorForm(request.POST, prefix='tor')
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# pylint: disable=E1101
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if form.is_valid():
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_apply_changes(request, status, form.cleaned_data)
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status = tor.get_status()
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form = TorForm(initial=status, prefix='tor')
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else:
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form = TorForm(initial=status, prefix='tor')
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return TemplateResponse(request, 'tor.html',
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{'title': _('Tor Control Panel'),
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'status': status,
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'config_running': bool(config_process),
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'form': form})
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def _apply_changes(request, old_status, new_status):
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"""Try to apply changes and handle errors."""
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try:
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__apply_changes(request, old_status, new_status)
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except ActionError as exception:
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messages.error(request, _('Action error: {0} [{1}] [{2}]').format(
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exception.args[0], exception.args[1], exception.args[2]))
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def __apply_changes(request, old_status, new_status):
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"""Apply the changes."""
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global config_process
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if config_process:
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# Already running a configuration task
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return
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arguments = []
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if old_status['enabled'] != new_status['enabled']:
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arg_value = 'enable' if new_status['enabled'] else 'disable'
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arguments.extend(['--service', arg_value])
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if old_status['hs_enabled'] != new_status['hs_enabled']:
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arg_value = 'enable' if new_status['hs_enabled'] else 'disable'
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arguments.extend(['--hidden-service', arg_value])
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if old_status['apt_transport_tor_enabled'] != \
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new_status['apt_transport_tor_enabled']:
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arg_value = 'disable'
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if new_status['enabled'] and new_status['apt_transport_tor_enabled']:
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arg_value = 'enable'
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arguments.extend(['--apt-transport-tor', arg_value])
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if arguments:
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config_process = actions.superuser_run(
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'tor', ['configure'] + arguments, async=True)
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else:
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messages.info(request, _('Setting unchanged'))
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def _collect_config_result(request):
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"""Handle config process completion."""
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global config_process
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if not config_process:
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return
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return_code = config_process.poll()
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# Config process is not complete yet
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if return_code == None:
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return
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status = tor.get_status()
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tor.socks_service.notify_enabled(None, status['enabled'])
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tor.bridge_service.notify_enabled(None, status['enabled'])
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# Update hidden service name registered with Name Services module.
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domain_removed.send_robust(
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sender='tor', domain_type='hiddenservice')
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if status['enabled'] and status['is_running'] and \
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status['hs_enabled'] and status['hs_hostname']:
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hs_services = []
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for service in SERVICES:
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if str(service[2]) in status['hs_ports']:
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hs_services.append(service[0])
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domain_added.send_robust(
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sender='tor', domain_type='hiddenservice',
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name=status['hs_hostname'], description=_('Tor Hidden Service'),
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services=hs_services)
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if not return_code:
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messages.success(request, _('Configuration updated.'))
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else:
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messages.error(request, _('An error occurred during configuration.'))
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config_process = None
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