radicale: Switch to uwsgi for radicale 2.x

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

actions/radicale

@@ -22,13 +22,20 @@ Configuration helper for Radicale.
 
 import argparse
 import augeas
+import os
 import subprocess
 from distutils.version import LooseVersion as LV
 
 from plinth import action_utils
 
 CONFIG_FILE = '/etc/radicale/config'
+
 DEFAULT_FILE = '/etc/default/radicale'
+
+UWSGI_FILE = '/etc/uwsgi/apps-available/radicale.ini'
+
+UWSGI_LINK = '/etc/uwsgi/apps-enabled/radicale.ini'
+
 VERSION_2 = LV('2')
 
 
@@ -79,6 +86,14 @@ def subcommand_setup(_):
     action_utils.service_restart('radicale')
     action_utils.webserver_enable(_get_web_config(current_version))
 
+    # Enable uwsgi for radicale 2.x. Do this after radicale is
+    # started, so it creates the necessary folders.
+    if current_version and current_version >= VERSION_2:
+        if not os.path.exists(UWSGI_LINK):
+            os.symlink(UWSGI_FILE, UWSGI_LINK)
+        action_utils.webserver_enable('proxy_uwsgi', kind='module')
+        action_utils.service_restart('uwsgi')
+
 
 def subcommand_configure(arguments):
     """Sets the radicale rights type to a particular value"""

data/etc/apache2/conf-available/radicale2-freedombox.conf

@@ -17,8 +17,8 @@ Redirect 301 /.well-known/caldav /radicale/
     Include includes/freedombox-auth-ldap.conf
     Require valid-user
 
-    ProxyPass        http://localhost:5232/
+    ProxyPass        unix:/run/uwsgi/app/radicale/socket|uwsgi://radicale/
-    ProxyPassReverse http://localhost:5232/
+    ProxyPassReverse unix:/run/uwsgi/app/radicale/socket|uwsgi://radicale/
     RequestHeader    set X-Script-Name /radicale/
     RequestHeader    set X-Remote-User expr=%{REMOTE_USER}
 </Location>

plinth/modules/radicale/__init__.py

@@ -35,7 +35,7 @@ service = None
 
 managed_services = ['radicale']
 
-managed_packages = ['radicale']
+managed_packages = ['radicale', 'uwsgi', 'uwsgi-plugin-python3']
 
 name = _('Radicale')