components: Introduce new component - Packages

Signed-off-by: Joseph Nuthalapati <njoseph@riseup.net>
[sunil: isort all files]
[sunil: Remove component in datetime component as managed_packages is empty]
[sunil: Minor refactor in minidlna for consistency]
Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: Sunil Mohan Adapa <sunil@medhas.org>

plinth/modules/apache/__init__.py

@@ -12,6 +12,7 @@ from plinth import cfg
 from plinth.daemon import Daemon
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.letsencrypt.components import LetsEncrypt
+from plinth.package import Packages
 from plinth.utils import format_lazy, is_valid_user_name
 
 version = 9
@@ -41,6 +42,9 @@ class ApacheApp(app_module.App):
                                name=_('Apache HTTP Server'))
         self.add(info)
 
+        packages = Packages('packages-apache', managed_packages)
+        self.add(packages)
+
         web_server_ports = Firewall('firewall-web', _('Web Server'),
                                     ports=['http', 'https'], is_external=True)
         self.add(web_server_ports)

plinth/modules/avahi/__init__.py

@@ -13,6 +13,7 @@ from plinth.modules.backups.components import BackupRestore
 from plinth.modules.config import get_hostname
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.names.components import DomainType
+from plinth.package import Packages
 from plinth.signals import domain_added, domain_removed, post_hostname_change
 from plinth.utils import format_lazy
 
@@ -65,6 +66,9 @@ class AvahiApp(app_module.App):
                               'avahi:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-avahi', managed_packages)
+        self.add(packages)
+
         domain_type = DomainType('domain-type-local',
                                  _('Local Network Domain'), 'config:index',
                                  can_have_certificate=False)

plinth/modules/backups/__init__.py

@@ -17,6 +17,7 @@ from django.utils.translation import gettext_noop
 from plinth import actions
 from plinth import app as app_module
 from plinth import cfg, glib, menu
+from plinth.package import Packages
 
 from . import api
 
@@ -49,6 +50,7 @@ class BackupsApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(
             app_id=self.app_id, version=version, depends=depends,
             name=_('Backups'), icon='fa-files-o', description=_description,
@@ -60,6 +62,9 @@ class BackupsApp(app_module.App):
                               'backups:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-backups', managed_packages)
+        self.add(packages)
+
         # Check every hour (every 3 minutes in debug mode) to perform scheduled
         # backups.
         interval = 180 if cfg.develop else 3600

plinth/modules/bepasty/__init__.py

@@ -13,6 +13,7 @@ from plinth import frontpage, menu
 from plinth.modules.apache.components import Uwsgi, Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
+from plinth.package import Packages
 
 from . import manifest
 
@@ -79,6 +80,9 @@ class BepastyApp(app_module.App):
                                       clients=manifest.clients)
         self.add(shortcut)
 
+        packages = Packages('packages-bepasty', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-bepasty', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/bind/__init__.py

@@ -16,6 +16,7 @@ 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
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -74,6 +75,7 @@ class BindApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('BIND'), icon='fa-globe-w',
                                short_description=_('Domain Name Server'),
@@ -85,6 +87,9 @@ class BindApp(app_module.App):
                               parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-bind', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-bind', info.name, ports=['dns'],
                             is_external=False)
         self.add(firewall)

plinth/modules/calibre/__init__.py

@@ -16,6 +16,7 @@ from plinth.modules.apache.components import Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -78,6 +79,9 @@ class CalibreApp(app_module.App):
                                       allowed_groups=list(groups))
         self.add(shortcut)
 
+        packages = Packages('packages-calibre', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-calibre', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/cockpit/__init__.py

@@ -14,6 +14,7 @@ from plinth.modules import names
 from plinth.modules.apache.components import Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
+from plinth.package import Packages
 from plinth.signals import domain_added, domain_removed
 from plinth.utils import format_lazy
 
@@ -60,6 +61,7 @@ class CockpitApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                is_essential=is_essential, name=_('Cockpit'),
                                icon='fa-wrench', icon_filename='cockpit',
@@ -81,6 +83,9 @@ class CockpitApp(app_module.App):
                                       allowed_groups=['admin'])
         self.add(shortcut)
 
+        packages = Packages('packages-cockpit', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-cockpit', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/coturn/__init__.py

@@ -20,6 +20,7 @@ from plinth.modules.coturn.components import TurnConfiguration, TurnConsumer
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.letsencrypt.components import LetsEncrypt
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -69,6 +70,9 @@ class CoturnApp(app_module.App):
                               parent_url_name='apps')
         self.add(menu_item)
 
+        packages = Packages('packages-coturn', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-coturn', info.name,
                             ports=['coturn-freedombox'], is_external=True)
         self.add(firewall)

plinth/modules/datetime/__init__.py

@@ -20,8 +20,6 @@ is_essential = True
 
 managed_services = ['systemd-timesyncd']
 
-managed_packages = []
-
 _description = [
     _('Network time server is a program that maintains the system time '
       'in synchronization with servers on the Internet.')
@@ -65,6 +63,7 @@ class DateTimeApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                is_essential=is_essential,
                                name=_('Date & Time'), icon='fa-clock-o',

plinth/modules/deluge/__init__.py

@@ -14,6 +14,7 @@ from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users import add_user_to_share_group
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 
 from . import manifest
 
@@ -69,6 +70,9 @@ class DelugeApp(app_module.App):
                                       allowed_groups=list(groups))
         self.add(shortcut)
 
+        packages = Packages('packages-deluge', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-deluge', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/diaspora/__init__.py

@@ -12,6 +12,7 @@ from plinth.daemon import Daemon
 from plinth.errors import DomainNotRegisteredError
 from plinth.modules.apache.components import Webserver, diagnose_url
 from plinth.modules.firewall.components import Firewall
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 domain_name_file = "/etc/diaspora/domain_name"
@@ -64,6 +65,7 @@ class DiasporaApp(app_module.App):
         """Create components for the app."""
         super().__init__()
         from . import manifest
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('diaspora*'), icon_filename='diaspora',
                                short_description=_('Federated Social Network'),
@@ -82,6 +84,9 @@ class DiasporaApp(app_module.App):
                             clients=info.clients, login_required=True)
         self.add(shortcut)
 
+        packages = Packages('packages-diaspora', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-diaspora', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/dynamicdns/__init__.py

@@ -11,6 +11,7 @@ from plinth import cfg, menu
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.names.components import DomainType
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.signals import domain_added
 from plinth.utils import format_lazy
 
@@ -51,6 +52,7 @@ class DynamicDNSApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                is_essential=is_essential, depends=depends,
                                name=_('Dynamic DNS Client'), icon='fa-refresh',
@@ -62,6 +64,9 @@ class DynamicDNSApp(app_module.App):
                               'dynamicdns:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-dynamicdns', managed_packages)
+        self.add(packages)
+
         domain_type = DomainType('domain-type-dynamic',
                                  _('Dynamic Domain Name'), 'dynamicdns:index',
                                  can_have_certificate=True)

plinth/modules/ejabberd/__init__.py

@@ -21,6 +21,7 @@ from plinth.modules.coturn.components import TurnConfiguration, TurnConsumer
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.letsencrypt.components import LetsEncrypt
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.signals import (domain_added, post_hostname_change,
                             pre_hostname_change)
 from plinth.utils import format_lazy
@@ -67,6 +68,7 @@ class EjabberdApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('ejabberd'), icon_filename='ejabberd',
                                short_description=_('Chat Server'),
@@ -88,6 +90,9 @@ class EjabberdApp(app_module.App):
             login_required=True)
         self.add(shortcut)
 
+        packages = Packages('packages-ejabberd', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-ejabberd', info.name,
                             ports=['xmpp-client', 'xmpp-server',
                                    'xmpp-bosh'], is_external=True)

plinth/modules/firewall/__init__.py

@@ -13,6 +13,7 @@ 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.package import Packages
 from plinth.utils import Version, format_lazy, import_from_gi
 
 from . import manifest
@@ -62,6 +63,7 @@ class FirewallApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                is_essential=is_essential, name=_('Firewall'),
                                icon='fa-shield', description=_description,
@@ -72,6 +74,9 @@ class FirewallApp(app_module.App):
                               'firewall:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-firewall', managed_packages)
+        self.add(packages)
+
         daemon = Daemon('daemon-firewall', managed_services[0])
         self.add(daemon)
 
@@ -129,8 +134,8 @@ def ignore_dbus_error(dbus_error=None, service_error=None):
         if parts[0] != 'GDBus.Error':
             raise
 
-        if (dbus_error and parts[1].strip() == 'org.freedesktop.DBus.Error.' +
+        if (dbus_error and parts[1].strip()
-                dbus_error):
+                == 'org.freedesktop.DBus.Error.' + dbus_error):
             logger.error('Firewalld is not running.')
             pass
         elif (service_error and parts[2].strip() == service_error):

plinth/modules/gitweb/__init__.py

@@ -16,6 +16,7 @@ from plinth.modules.apache.components import Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 
 from . import manifest
 from .forms import is_repo_url
@@ -73,6 +74,9 @@ class GitwebApp(app_module.App):
                                       allowed_groups=list(groups))
         self.add(shortcut)
 
+        packages = Packages('packages-gitweb', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-gitweb', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/i2p/__init__.py

@@ -14,6 +14,7 @@ from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.i2p.resources import FAVORITES
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 
 from . import manifest
 
@@ -77,6 +78,9 @@ class I2PApp(app_module.App):
                                       allowed_groups=list(groups))
         self.add(shortcut)
 
+        packages = Packages('packages-i2p', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-i2p-web', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/ikiwiki/__init__.py

@@ -13,6 +13,7 @@ from plinth.modules.apache.components import Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -64,6 +65,9 @@ class IkiwikiApp(app_module.App):
 
         self.refresh_sites()
 
+        packages = Packages('packages-ikiwiki', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-ikiwiki', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/infinoted/__init__.py

@@ -12,6 +12,7 @@ from plinth import cfg, frontpage, 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
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -42,6 +43,7 @@ class InfinotedApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('infinoted'), icon_filename='infinoted',
                                short_description=_('Gobby Server'),
@@ -63,6 +65,9 @@ class InfinotedApp(app_module.App):
             clients=info.clients, login_required=False)
         self.add(shortcut)
 
+        packages = Packages('packages-infinoted', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-infinoted', info.name,
                             ports=['infinoted-plinth'], is_external=True)
         self.add(firewall)

plinth/modules/jsxc/__init__.py

@@ -12,6 +12,7 @@ from plinth import app as app_module
 from plinth import frontpage, menu
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
+from plinth.package import Packages
 from plinth.web_server import StaticFiles
 
 from . import manifest
@@ -40,6 +41,7 @@ class JSXCApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('JSXC'), icon_filename='jsxc',
                                short_description=_('Chat Client'),
@@ -59,6 +61,9 @@ class JSXCApp(app_module.App):
                                       clients=info.clients)
         self.add(shortcut)
 
+        packages = Packages('packages-jsxc', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-jsxc', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/letsencrypt/__init__.py

@@ -17,6 +17,7 @@ from plinth.modules import names
 from plinth.modules.apache.components import diagnose_url
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.names.components import DomainType
+from plinth.package import Packages
 from plinth.signals import domain_added, domain_removed, post_module_loading
 from plinth.utils import format_lazy
 
@@ -60,6 +61,7 @@ class LetsEncryptApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                is_essential=is_essential, depends=depends,
                                name=_('Let\'s Encrypt'), icon='fa-lock',
@@ -74,6 +76,9 @@ class LetsEncryptApp(app_module.App):
                               'letsencrypt:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-letsencrypt', managed_packages)
+        self.add(packages)
+
         backup_restore = BackupRestore('backup-restore-letsencrypt',
                                        **manifest.backup)
         self.add(backup_restore)

plinth/modules/matrixsynapse/__init__.py

@@ -21,6 +21,7 @@ from plinth.modules.backups.components import BackupRestore
 from plinth.modules.coturn.components import TurnConfiguration, TurnConsumer
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.letsencrypt.components import LetsEncrypt
+from plinth.package import Packages
 from plinth.utils import format_lazy, is_non_empty_file
 
 from . import manifest
@@ -72,6 +73,7 @@ class MatrixSynapseApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(
             app_id=self.app_id, version=version, name=_('Matrix Synapse'),
             icon_filename='matrixsynapse', short_description=_('Chat Server'),
@@ -92,6 +94,9 @@ class MatrixSynapseApp(app_module.App):
             clients=info.clients, login_required=True)
         self.add(shortcut)
 
+        packages = Packages('packages-matrixsynapse', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-matrixsynapse', info.name,
                             ports=['matrix-synapse-plinth'], is_external=True)
         self.add(firewall)

plinth/modules/mediawiki/__init__.py

@@ -15,6 +15,7 @@ from plinth.daemon import Daemon
 from plinth.modules.apache.components import Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
+from plinth.package import Packages
 
 from . import manifest
 
@@ -74,6 +75,9 @@ class MediaWikiApp(app_module.App):
                             clients=info.clients, login_required=True)
         self.add(shortcut)
 
+        packages = Packages('packages-mediawiki', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-mediawiki', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/minetest/__init__.py

@@ -13,6 +13,7 @@ from plinth.daemon import Daemon
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -57,6 +58,7 @@ class MinetestApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(
             app_id=self.app_id, version=version, name=_('Minetest'),
             icon_filename='minetest', short_description=_('Block Sandbox'),
@@ -78,6 +80,9 @@ class MinetestApp(app_module.App):
             login_required=False)
         self.add(shortcut)
 
+        packages = Packages('packages-minetest', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-minetest', info.name,
                             ports=['minetest-plinth'], is_external=True)
         self.add(firewall)

plinth/modules/minidlna/__init__.py

@@ -11,6 +11,7 @@ from plinth.modules.apache.components import Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import Version
 
 from . import manifest
@@ -61,28 +62,34 @@ class MiniDLNAApp(app_module.App):
             parent_url_name='apps',
             icon=info.icon_filename,
         )
-        firewall = Firewall('firewall-minidlna', info.name, ports=['minidlna'],
+        self.add(menu_item)
-                            is_external=False)
+
-        webserver = Webserver('webserver-minidlna', 'minidlna-freedombox',
-                              urls=['http://localhost:8200/'])
         shortcut = frontpage.Shortcut('shortcut-minidlna', info.name,
                                       short_description=info.short_description,
                                       description=info.description,
                                       icon=info.icon_filename,
                                       url='/_minidlna/', login_required=True,
                                       allowed_groups=list(groups))
+        self.add(shortcut)
+
+        packages = Packages('packages-minidlna', managed_packages)
+        self.add(packages)
+
+        firewall = Firewall('firewall-minidlna', info.name, ports=['minidlna'],
+                            is_external=False)
+        self.add(firewall)
+
+        webserver = Webserver('webserver-minidlna', 'minidlna-freedombox',
+                              urls=['http://localhost:8200/'])
+        self.add(webserver)
+
         daemon = Daemon('daemon-minidlna', managed_services[0])
+        self.add(daemon)
 
         backup_restore = BackupRestore('backup-restore-minidlna',
                                        **manifest.backup)
         self.add(backup_restore)
 
-        self.add(menu_item)
-        self.add(webserver)
-        self.add(firewall)
-        self.add(shortcut)
-        self.add(daemon)
-
         users_and_groups = UsersAndGroups('users-and-groups-minidlna',
                                           groups=groups)
         self.add(users_and_groups)

plinth/modules/mldonkey/__init__.py

@@ -14,6 +14,7 @@ from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users import add_user_to_share_group
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -73,6 +74,9 @@ class MLDonkeyApp(app_module.App):
             allowed_groups=list(groups))
         self.add(shortcuts)
 
+        packages = Packages('packages-mldonkey', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-mldonkey', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/monkeysphere/__init__.py

@@ -9,6 +9,7 @@ from plinth import app as app_module
 from plinth import menu
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 
 from . import manifest
 
@@ -46,6 +47,7 @@ class MonkeysphereApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('Monkeysphere'), icon='fa-certificate',
                                description=_description,
@@ -57,6 +59,9 @@ class MonkeysphereApp(app_module.App):
                               advanced=True)
         self.add(menu_item)
 
+        packages = Packages('packages-monkeysphere', managed_packages)
+        self.add(packages)
+
         users_and_groups = UsersAndGroups('users-and-groups-monkeysphere',
                                           reserved_usernames=['monkeysphere'])
         self.add(users_and_groups)

plinth/modules/mumble/__init__.py

@@ -17,6 +17,7 @@ from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.letsencrypt.components import LetsEncrypt
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import Version
 
 from . import manifest
@@ -48,6 +49,7 @@ class MumbleApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(
             app_id=self.app_id, version=version, name=_('Mumble'),
             icon_filename='mumble', short_description=_('Voice Chat'),
@@ -67,6 +69,9 @@ class MumbleApp(app_module.App):
             configure_url=reverse_lazy('mumble:index'), clients=info.clients)
         self.add(shortcut)
 
+        packages = Packages('packages-mumble', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-mumble', info.name,
                             ports=['mumble-plinth'], is_external=True)
         self.add(firewall)

plinth/modules/networks/__init__.py

@@ -12,6 +12,7 @@ from django.utils.translation import gettext_lazy as _
 from plinth import actions
 from plinth import app as app_module
 from plinth import daemon, kvstore, menu, network
+from plinth.package import Packages
 
 version = 1
 
@@ -57,6 +58,7 @@ class NetworksApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                is_essential=is_essential, name=_('Networks'),
                                icon='fa-signal', description=_description,
@@ -67,6 +69,9 @@ class NetworksApp(app_module.App):
                               'networks:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-networks', managed_packages)
+        self.add(packages)
+
     def diagnose(self):
         """Run diagnostics and return the results."""
         results = super().diagnose()

plinth/modules/openvpn/__init__.py

@@ -15,6 +15,7 @@ from plinth.daemon import Daemon
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -81,6 +82,9 @@ class OpenVPNApp(app_module.App):
             allowed_groups=['vpn'])
         self.add(shortcut)
 
+        packages = Packages('packages-openvpn', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-openvpn', info.name, ports=['openvpn'],
                             is_external=True)
         self.add(firewall)

plinth/modules/pagekite/__init__.py

@@ -11,6 +11,7 @@ from plinth import cfg, menu
 from plinth.daemon import Daemon
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.names.components import DomainType
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest, utils
@@ -60,6 +61,7 @@ class PagekiteApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(
             app_id=self.app_id, version=version, depends=depends,
             name=_('PageKite'), icon='fa-flag',
@@ -73,6 +75,9 @@ class PagekiteApp(app_module.App):
                               'pagekite:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-pagekite', managed_packages)
+        self.add(packages)
+
         domain_type = DomainType('domain-type-pagekite', _('PageKite Domain'),
                                  'pagekite:index', can_have_certificate=True)
         self.add(domain_type)

plinth/modules/performance/__init__.py

@@ -9,6 +9,7 @@ from plinth import app as app_module
 from plinth import menu
 from plinth.daemon import Daemon
 from plinth.modules.backups.components import BackupRestore
+from plinth.package import Packages
 
 from . import manifest
 
@@ -42,6 +43,7 @@ class PerformanceApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('Performance'), icon='fa-bar-chart',
                                short_description=_('System Monitoring'),
@@ -55,6 +57,9 @@ class PerformanceApp(app_module.App):
                               'performance:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-performance', managed_packages)
+        self.add(packages)
+
         backup_restore = BackupRestore('backup-restore-performance',
                                        **manifest.backup)
         self.add(backup_restore)

plinth/modules/privoxy/__init__.py

@@ -14,6 +14,7 @@ from plinth.modules.apache.components import diagnose_url
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -52,6 +53,7 @@ class PrivoxyApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(
             app_id=self.app_id, version=version, name=_('Privoxy'),
             icon_filename='privoxy', short_description=_('Web Proxy'),
@@ -71,6 +73,9 @@ class PrivoxyApp(app_module.App):
             configure_url=reverse_lazy('privoxy:index'), login_required=True)
         self.add(shortcut)
 
+        packages = Packages('packages-privoxy', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-privoxy', info.name, ports=['privoxy'],
                             is_external=False)
         self.add(firewall)

plinth/modules/quassel/__init__.py

@@ -17,6 +17,7 @@ from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.letsencrypt.components import LetsEncrypt
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -56,6 +57,7 @@ class QuasselApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('Quassel'), icon_filename='quassel',
                                short_description=_('IRC Client'),
@@ -76,6 +78,9 @@ class QuasselApp(app_module.App):
             login_required=True)
         self.add(shortcut)
 
+        packages = Packages('packages-quassel', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-quassel', info.name,
                             ports=['quassel-plinth'], is_external=True)
         self.add(firewall)

plinth/modules/radicale/__init__.py

@@ -15,6 +15,7 @@ from plinth.modules.apache.components import Uwsgi, Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import Version, format_lazy
 
 from . import manifest
@@ -51,6 +52,7 @@ class RadicaleApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('Radicale'), icon_filename='radicale',
                                short_description=_('Calendar and Addressbook'),
@@ -71,6 +73,9 @@ class RadicaleApp(app_module.App):
                                       login_required=True)
         self.add(shortcut)
 
+        packages = Packages('packages-radicale', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-radicale', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/roundcube/__init__.py

@@ -11,6 +11,7 @@ from plinth import frontpage, menu
 from plinth.modules.apache.components import Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
+from plinth.package import Packages
 from plinth.utils import Version
 
 from . import manifest
@@ -51,6 +52,7 @@ class RoundcubeApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('Roundcube'), icon_filename='roundcube',
                                short_description=_('Email Client'),
@@ -71,6 +73,9 @@ class RoundcubeApp(app_module.App):
                                       login_required=True)
         self.add(shortcut)
 
+        packages = Packages('packages-roundcube', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-roundcube', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/samba/__init__.py

@@ -18,6 +18,7 @@ from plinth.daemon import Daemon
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -79,6 +80,9 @@ class SambaApp(app_module.App):
             login_required=True, allowed_groups=list(groups))
         self.add(shortcut)
 
+        packages = Packages('packages-samba', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-samba', info.name, ports=['samba'])
         self.add(firewall)
 

plinth/modules/searx/__init__.py

@@ -14,6 +14,7 @@ from plinth.modules.apache.components import Uwsgi, Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 
 from . import manifest
 
@@ -65,6 +66,9 @@ class SearxApp(app_module.App):
             allowed_groups=list(groups))
         self.add(shortcut)
 
+        packages = Packages('packages-searx', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-searx', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/security/__init__.py

@@ -13,6 +13,7 @@ from plinth import actions
 from plinth import app as app_module
 from plinth import menu, module_loader
 from plinth.modules.backups.components import BackupRestore
+from plinth.package import Packages
 
 from . import manifest
 
@@ -41,6 +42,7 @@ class SecurityApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                is_essential=is_essential, name=_('Security'),
                                icon='fa-lock', manual_page='Security')
@@ -50,6 +52,9 @@ class SecurityApp(app_module.App):
                               'security:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-security', managed_packages)
+        self.add(packages)
+
         backup_restore = BackupRestore('backup-restore-security',
                                        **manifest.backup)
         self.add(backup_restore)

plinth/modules/shaarli/__init__.py

@@ -9,6 +9,7 @@ from plinth import app as app_module
 from plinth import frontpage, menu
 from plinth.modules.apache.components import Webserver
 from plinth.modules.firewall.components import Firewall
+from plinth.package import Packages
 
 from . import manifest
 
@@ -33,6 +34,7 @@ class ShaarliApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('Shaarli'), icon_filename='shaarli',
                                short_description=_('Bookmarks'),
@@ -52,6 +54,9 @@ class ShaarliApp(app_module.App):
                                       login_required=True)
         self.add(shortcut)
 
+        packages = Packages('packages-shaarli', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-shaarli', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/shadowsocks/__init__.py

@@ -12,6 +12,7 @@ from plinth import cfg, frontpage, 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
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -47,6 +48,7 @@ class ShadowsocksApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('Shadowsocks'),
                                icon_filename='shadowsocks',
@@ -68,6 +70,9 @@ class ShadowsocksApp(app_module.App):
             login_required=True)
         self.add(shortcut)
 
+        packages = Packages('packages-shadowsocks', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-shadowsocks', info.name,
                             ports=['shadowsocks-local-plinth'],
                             is_external=False)

plinth/modules/snapshot/__init__.py

@@ -14,6 +14,7 @@ from plinth import app as app_module
 from plinth import menu
 from plinth.modules import storage
 from plinth.modules.backups.components import BackupRestore
+from plinth.package import Packages
 
 from . import manifest
 
@@ -52,6 +53,7 @@ class SnapshotApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('Storage Snapshots'), icon='fa-film',
                                description=_description,
@@ -62,6 +64,9 @@ class SnapshotApp(app_module.App):
                               'snapshot:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-snapshot', managed_packages)
+        self.add(packages)
+
         backup_restore = SnapshotBackupRestore('backup-restore-snapshot',
                                                **manifest.backup)
         self.add(backup_restore)

plinth/modules/ssh/__init__.py

@@ -15,6 +15,7 @@ from plinth import 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
 
 from . import manifest
 
@@ -44,6 +45,7 @@ class SSHApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                is_essential=is_essential,
                                name=_('Secure Shell (SSH) Server'),
@@ -54,6 +56,9 @@ class SSHApp(app_module.App):
                               'ssh:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-ssh', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-ssh', info.name, ports=['ssh'],
                             is_external=True)
         self.add(firewall)

plinth/modules/sso/__init__.py

@@ -7,6 +7,7 @@ from django.utils.translation import gettext_lazy as _
 
 from plinth import actions
 from plinth import app as app_module
+from plinth.package import Packages
 
 version = 1
 
@@ -29,11 +30,15 @@ class SSOApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                is_essential=is_essential, depends=depends,
                                name=_('Single Sign On'))
         self.add(info)
 
+        packages = Packages('packages-sso', managed_packages)
+        self.add(packages)
+
 
 def setup(helper, old_version=None):
     """Install the required packages"""

plinth/modules/storage/__init__.py

@@ -16,6 +16,7 @@ from plinth import app as app_module
 from plinth import cfg, glib, menu
 from plinth.errors import ActionError, PlinthError
 from plinth.modules.backups.components import BackupRestore
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest, udisks2
@@ -49,6 +50,7 @@ class StorageApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                is_essential=is_essential, name=_('Storage'),
                                icon='fa-hdd-o', description=_description,
@@ -59,6 +61,9 @@ class StorageApp(app_module.App):
                               'storage:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-storage', managed_packages)
+        self.add(packages)
+
         backup_restore = BackupRestore('backup-restore-storage',
                                        **manifest.backup)
         self.add(backup_restore)

plinth/modules/syncthing/__init__.py

@@ -14,6 +14,7 @@ from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users import add_user_to_share_group
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -80,6 +81,9 @@ class SyncthingApp(app_module.App):
                                       allowed_groups=list(self.groups))
         self.add(shortcut)
 
+        packages = Packages('packages-syncthing', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-syncthing-web', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/tahoe/__init__.py

@@ -16,6 +16,7 @@ from plinth.daemon import Daemon
 from plinth.modules.apache.components import Webserver, diagnose_url
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -58,6 +59,7 @@ class TahoeApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('Tahoe-LAFS'),
                                icon_filename='tahoe-lafs',
@@ -78,6 +80,9 @@ class TahoeApp(app_module.App):
             configure_url=reverse_lazy('tahoe:index'), login_required=True)
         self.add(shortcut)
 
+        packages = Packages('packages-tahoe', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-tahoe', info.name,
                             ports=['tahoe-plinth'], is_external=True)
         self.add(firewall)

plinth/modules/tor/__init__.py

@@ -17,6 +17,7 @@ from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.names.components import DomainType
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.signals import domain_added, domain_removed
 
 from . import manifest, utils
@@ -51,6 +52,7 @@ class TorApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('Tor'), icon_filename='tor',
                                short_description=_('Anonymity Network'),
@@ -64,6 +66,9 @@ class TorApp(app_module.App):
                               parent_url_name='apps')
         self.add(menu_item)
 
+        packages = Packages('packages-tor', managed_packages)
+        self.add(packages)
+
         domain_type = DomainType('domain-type-tor', _('Tor Onion Service'),
                                  'tor:index', can_have_certificate=False)
         self.add(domain_type)

plinth/modules/transmission/__init__.py

@@ -16,6 +16,7 @@ from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users import add_user_to_share_group
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 
 from . import manifest
 
@@ -49,6 +50,7 @@ class TransmissionApp(app_module.App):
         groups = {
             'bit-torrent': _('Download files using BitTorrent applications')
         }
+
         info = app_module.Info(
             app_id=self.app_id, version=version, name=_('Transmission'),
             icon_filename='transmission',
@@ -70,6 +72,9 @@ class TransmissionApp(app_module.App):
             allowed_groups=list(groups))
         self.add(shortcut)
 
+        packages = Packages('packages-transmission', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-transmission', info.name,
                             ports=['http', 'https',
                                    'transmission-client'], is_external=True)

plinth/modules/ttrss/__init__.py

@@ -14,6 +14,7 @@ from plinth.modules.apache.components import Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
 from plinth.modules.users.components import UsersAndGroups
+from plinth.package import Packages
 from plinth.utils import Version, format_lazy
 
 from . import manifest
@@ -74,6 +75,9 @@ class TTRSSApp(app_module.App):
                                       allowed_groups=list(groups))
         self.add(shortcut)
 
+        packages = Packages('packages-ttrss', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-ttrss', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/upgrades/__init__.py

@@ -17,6 +17,7 @@ from plinth import actions
 from plinth import app as app_module
 from plinth import cfg, glib, kvstore, menu
 from plinth.modules.backups.components import BackupRestore
+from plinth.package import Packages
 
 from . import manifest
 
@@ -73,6 +74,7 @@ class UpgradesApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                is_essential=is_essential, name=_('Update'),
                                icon='fa-refresh', description=_description,
@@ -83,6 +85,9 @@ class UpgradesApp(app_module.App):
                               'upgrades:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-upgrades', managed_packages)
+        self.add(packages)
+
         backup_restore = BackupRestore('backup-restore-upgrades',
                                        **manifest.backup)
         self.add(backup_restore)

plinth/modules/users/__init__.py

@@ -13,6 +13,7 @@ from plinth import actions
 from plinth import app as app_module
 from plinth import cfg, menu
 from plinth.daemon import Daemon
+from plinth.package import Packages
 
 from .components import UsersAndGroups
 
@@ -60,6 +61,7 @@ class UsersApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                is_essential=is_essential,
                                name=_('Users and Groups'), icon='fa-users',
@@ -70,6 +72,9 @@ class UsersApp(app_module.App):
                               'users:index', parent_url_name='system')
         self.add(menu_item)
 
+        packages = Packages('packages-users', managed_packages)
+        self.add(packages)
+
         daemon = Daemon('daemon-users', managed_services[0],
                         listen_ports=[(389, 'tcp4'), (389, 'tcp6')])
         self.add(daemon)

plinth/modules/wireguard/__init__.py

@@ -9,6 +9,7 @@ from django.utils.translation import gettext_lazy as _
 from plinth import app as app_module
 from plinth import cfg, frontpage, menu
 from plinth.modules.firewall.components import Firewall
+from plinth.package import Packages
 from plinth.utils import format_lazy, import_from_gi
 
 from . import manifest, utils
@@ -45,6 +46,7 @@ class WireguardApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(
             app_id=self.app_id, version=version, name=_('WireGuard'),
             icon_filename='wireguard',
@@ -67,6 +69,9 @@ class WireguardApp(app_module.App):
             clients=info.clients)
         self.add(shortcut)
 
+        packages = Packages('packages-wireguard', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-wireguard', info.name,
                             ports=['wireguard-freedombox'], is_external=True)
         self.add(firewall)

plinth/modules/wordpress/__init__.py

@@ -12,6 +12,7 @@ from plinth.daemon import Daemon
 from plinth.modules.apache.components import Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -85,6 +86,9 @@ class WordPressApp(app_module.App):
                                       url='/wordpress/', clients=info.clients)
         self.add(shortcut)
 
+        packages = Packages('packages-wordpress', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-wordpress', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/modules/zoph/__init__.py

@@ -14,6 +14,7 @@ from plinth import cfg, frontpage, menu
 from plinth.modules.apache.components import Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
+from plinth.package import Packages
 from plinth.utils import format_lazy
 
 from . import manifest
@@ -58,6 +59,7 @@ class ZophApp(app_module.App):
     def __init__(self):
         """Create components for the app."""
         super().__init__()
+
         info = app_module.Info(app_id=self.app_id, version=version,
                                name=_('Zoph'), icon_filename='zoph',
                                short_description=_('Photo Organizer'),
@@ -77,6 +79,9 @@ class ZophApp(app_module.App):
                                       login_required=True)
         self.add(shortcut)
 
+        packages = Packages('packages-zoph', managed_packages)
+        self.add(packages)
+
         firewall = Firewall('firewall-zoph', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)

plinth/package.py

@@ -13,13 +13,21 @@ import apt.cache
 from django.utils.translation import gettext as _
 from django.utils.translation import gettext_lazy
 
-from plinth import actions
+from plinth import actions, app
 from plinth.errors import ActionError
 from plinth.utils import format_lazy
 
 logger = logging.getLogger(__name__)
 
 
+class Packages(app.FollowerComponent):
+    """Component to manage the packages of an app."""
+
+    def __init__(self, component_id, packages):
+        self.component_id = component_id
+        self.packages = packages
+
+
 class PackageException(Exception):
     """A package operation has failed."""