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https://github.com/freedombox/FreedomBox.git
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112 lines
3.8 KiB
Python
112 lines
3.8 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 Transmission Server
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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 as _
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import json
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import logging
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import socket
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from .forms import TransmissionForm
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from plinth import actions
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from plinth import package
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from plinth.modules import transmission
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logger = logging.getLogger(__name__)
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TRANSMISSION_CONFIG = '/etc/transmission-daemon/settings.json'
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def on_install():
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"""Enable transmission as soon as it is installed."""
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new_configuration = {'rpc-whitelist-enabled': False}
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actions.superuser_run('transmission', ['merge-configuration'],
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input=json.dumps(new_configuration).encode())
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actions.superuser_run('transmission', ['enable'])
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transmission.service.notify_enabled(None, True)
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@package.required(['transmission-daemon'], on_install=on_install)
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def index(request):
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"""Serve configuration page."""
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status = get_status()
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form = None
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if request.method == 'POST':
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form = TransmissionForm(request.POST, prefix='transmission')
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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 = get_status()
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form = TransmissionForm(initial=status, prefix='transmission')
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else:
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form = TransmissionForm(initial=status, prefix='transmission')
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return TemplateResponse(request, 'transmission.html',
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{'title': _('BitTorrent (Transmission)'),
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'status': status,
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'form': form})
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def get_status():
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"""Get the current settings from Transmission server."""
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configuration = open(TRANSMISSION_CONFIG, 'r').read()
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status = json.loads(configuration)
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status = {key.translate(str.maketrans({'-': '_'})): value
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for key, value in status.items()}
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status['enabled'] = transmission.is_enabled()
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status['is_running'] = transmission.is_running()
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status['hostname'] = socket.gethostname()
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return status
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def _apply_changes(request, old_status, new_status):
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"""Apply the changes"""
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modified = False
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if old_status['enabled'] != new_status['enabled']:
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sub_command = 'enable' if new_status['enabled'] else 'disable'
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actions.superuser_run('transmission', [sub_command])
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transmission.service.notify_enabled(None, new_status['enabled'])
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modified = True
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if old_status['download_dir'] != new_status['download_dir'] or \
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old_status['rpc_username'] != new_status['rpc_username'] or \
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old_status['rpc_password'] != new_status['rpc_password']:
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new_configuration = {
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'download-dir': new_status['download_dir'],
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'rpc-username': new_status['rpc_username'],
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'rpc-password': new_status['rpc_password'],
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}
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actions.superuser_run('transmission', ['merge-configuration'],
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input=json.dumps(new_configuration).encode())
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modified = True
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if modified:
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messages.success(request, _('Configuration updated'))
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else:
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messages.info(request, _('Setting unchanged'))
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