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# SPDX-License-Identifier: AGPL-3.0-or-later
"""FreedomBox app to configure BIND server."""
from django.utils.translation import gettext_lazy as _
from plinth import app as app_module
from plinth import cfg, menu
from plinth.daemon import Daemon
from plinth.modules.backups.components import BackupRestore
from plinth.modules.firewall.components import Firewall
from plinth.package import Packages, install
from plinth.utils import format_lazy
from . import manifest, privileged
_description = [
_('BIND enables you to publish your Domain Name System (DNS) information '
'on the Internet, and to resolve DNS queries for your user devices on '
'your network.'),
format_lazy(
_('Currently, on {box_name}, BIND is only used to resolve DNS queries '
'for other machines on local network. It is also incompatible with '
'sharing Internet connection from {box_name}.'),
box_name=_(cfg.box_name)),
]
class BindApp(app_module.App):
"""FreedomBox app for Bind."""
app_id = 'bind'
_version = 4
def __init__(self) -> None:
"""Create components for the app."""
super().__init__()
info = app_module.Info(app_id=self.app_id, version=self._version,
name=_('BIND'), icon='fa-globe-w',
description=_description, manual_page='Bind',
tags=manifest.tags)
self.add(info)
menu_item = menu.Menu('menu-bind', info.name, info.icon, info.tags,
'bind:index',
parent_url_name='system:visibility', order=30)
self.add(menu_item)
packages = Packages('packages-bind', ['bind9'])
self.add(packages)
firewall = Firewall('firewall-bind', info.name, ports=['dns'],
is_external=False)
self.add(firewall)
daemon = Daemon(
'daemon-bind', 'named', listen_ports=[(53, 'tcp6'), (53, 'udp6'),
(53, 'tcp4'), (53, 'udp4')])
self.add(daemon)
backup_restore = BackupRestore('backup-restore-bind',
**manifest.backup)
self.add(backup_restore)
def setup(self, old_version):
"""Install and configure the app."""
super().setup(old_version)
privileged.setup(old_version)
if not old_version:
self.enable()
def force_upgrade(self, _packages):
"""Force upgrade the managed packages to resolve conffile prompt."""
# Allow upgrades nay new version by keeping old configuration files
install(['bind9'], force_configuration='old')
return True
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