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https://github.com/freedombox/FreedomBox.git
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46f162d093
Also maintain a global list of apps Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org> Reviewed-by: James Valleroy <jvalleroy@mailbox.org>
110 lines
3.1 KiB
Python
110 lines
3.1 KiB
Python
#
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# This file is part of FreedomBox.
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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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FreedomBox app for security configuration.
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"""
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from django.utils.translation import ugettext_lazy as _
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from plinth import actions
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from plinth import app as app_module
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from plinth import menu
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from .manifest import backup
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version = 6
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is_essential = True
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name = _('Security')
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managed_packages = ['fail2ban']
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managed_services = ['fail2ban']
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manual_page = 'Security'
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ACCESS_CONF_FILE = '/etc/security/access.d/50freedombox.conf'
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ACCESS_CONF_FILE_OLD = '/etc/security/access.conf'
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ACCESS_CONF_SNIPPET = '-:ALL EXCEPT root fbx plinth (admin) (sudo):ALL'
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OLD_ACCESS_CONF_SNIPPET = '-:ALL EXCEPT root fbx (admin) (sudo):ALL'
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ACCESS_CONF_SNIPPETS = [OLD_ACCESS_CONF_SNIPPET, ACCESS_CONF_SNIPPET]
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app = None
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class SecurityApp(app_module.App):
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"""FreedomBox app for security."""
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app_id = 'security'
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def __init__(self):
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"""Create components for the app."""
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super().__init__()
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menu_item = menu.Menu('menu-security', name, None, 'fa-lock',
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'security:index', parent_url_name='system')
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self.add(menu_item)
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def init():
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"""Initialize the module"""
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global app
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app = SecurityApp()
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app.set_enabled(True)
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def setup(helper, old_version=None):
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"""Install the required packages"""
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helper.install(managed_packages)
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setup_fail2ban()
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# Migrate to new config file.
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enabled = get_restricted_access_enabled()
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set_restricted_access(False)
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if enabled:
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set_restricted_access(True)
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def setup_fail2ban():
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actions.superuser_run('service', ['unmask', 'fail2ban'])
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actions.superuser_run('service', ['enable', 'fail2ban'])
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actions.superuser_run('service', ['reload', 'fail2ban'])
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def get_restricted_access_enabled():
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"""Return whether restricted access is enabled"""
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with open(ACCESS_CONF_FILE_OLD, 'r') as conffile:
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if any(line.strip() in ACCESS_CONF_SNIPPETS
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for line in conffile.readlines()):
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return True
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try:
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with open(ACCESS_CONF_FILE, 'r') as conffile:
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return any(line.strip() in ACCESS_CONF_SNIPPETS
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for line in conffile.readlines())
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except FileNotFoundError:
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return False
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def set_restricted_access(enabled):
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"""Enable or disable restricted access"""
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action = 'disable-restricted-access'
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if enabled:
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action = 'enable-restricted-access'
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actions.superuser_run('security', [action])
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