pagekite: Enable backup/restore

Reviewed-by: James Valleroy <jvalleroy@mailbox.org>

functional_tests/features/pagekite.feature

@@ -15,7 +15,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 
-@apps @pagekite
+@apps @pagekite @backups
 Feature: Pagekite Public Visibility
   Configure Pagekite public visitbility server.
 
@@ -37,3 +37,13 @@ Scenario: Configure pagekite application
   Given pagekite is enabled
   When I configure pagekite with host pagekite.example.com, port 8080, kite name mykite.example.com and kite secret mysecret
   Then pagekite should be configured with host pagekite.example.com, port 8080, kite name mykite.example.com and kite secret mysecret
+
+Scenario: Backup and restore pagekite
+  Given pagekite is enabled
+  When I configure pagekite with host beforebackup.example.com, port 8081, kite name beforebackup.example.com and kite secret beforebackupsecret
+  And I create a backup of the pagekite app data
+  And I configure pagekite with host afterbackup.example.com, port 8082, kite name afterbackup.example.com and kite secret afterbackupsecret
+  And I export the pagekite app data backup
+  And I restore the pagekite app data backup
+  Then pagekite should be enabled
+  And pagekite should be configured with host beforebackup.example.com, port 8081, kite name beforebackup.example.com and kite secret beforebackupsecret

functional_tests/support/system.py

@@ -205,7 +205,7 @@ def pagekite_is_enabled(browser):
     """Return whether pagekite is enabled."""
     nav_to_module(browser, 'pagekite')
     browser.find_link_by_href('/plinth/sys/pagekite/configure/').first.click()
-    return browser.find_by_id('id_pagekite-enabled').value
+    return browser.find_by_id('id_pagekite-enabled').checked
 
 
 def pagekite_configure(browser, host, port, kite_name, kite_secret):

plinth/modules/pagekite/__init__.py

@@ -25,11 +25,14 @@ from plinth.menu import main_menu
 from plinth.utils import format_lazy
 
 from . import utils
+from .manifest import backup
 
 version = 1
 
 depends = ['names']
 
+managed_services = ['pagekite']
+
 managed_packages = ['pagekite']
 
 first_boot_steps = [
@@ -52,8 +55,8 @@ description = [
           'the rest of the Internet. This includes the following '
           'situations:'), box_name=_(cfg.box_name)),
     format_lazy(
-        _('{box_name} is behind a restricted firewall.'), box_name=_(
-            cfg.box_name)),
+        _('{box_name} is behind a restricted firewall.'),
+        box_name=_(cfg.box_name)),
     format_lazy(
         _('{box_name} is connected to a (wireless) router which you '
           'don\'t control.'), box_name=_(cfg.box_name)),

plinth/modules/pagekite/manifest.py

@@ -0,0 +1,28 @@
+#
+# This file is part of FreedomBox.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+"""
+Application manifest for pagekite.
+"""
+
+from plinth.modules.backups.api import validate as validate_backup
+
+backup = validate_backup({
+    'config': {
+        'directories': ['/etc/pagekite.d/']
+    },
+    'services': ['pagekite']
+})