misc: add uwsgi spooler (#50723)

chrono/utils/spooler.py

@@ -0,0 +1,16 @@
+# -*- coding: utf-8 -*-
+# chrono - agendas system
+# Copyright (C) 2021  Entr'ouvert
+#
+# 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/>.

debian/chrono.dirs

@@ -1,5 +1,6 @@
 /etc/chrono
 /usr/lib/chrono
 /var/lib/chrono/collectstatic
+/var/lib/chrono/spooler
 /var/lib/chrono/tenants
 /var/log/chrono

debian/chrono.init

@@ -38,6 +38,7 @@ GROUP=$NAME
 DAEMON_ARGS=${DAEMON_ARGS:-"--pidfile=$PIDFILE
 --uid $USER --gid $GROUP
 --ini /etc/$NAME/uwsgi.ini
+--spooler /var/lib/$NAME/spooler/
 --daemonize /var/log/uwsgi.$NAME.log"}
 
 # Load the VERBOSE setting and other rcS variables

debian/chrono.service

@@ -10,7 +10,8 @@ User=%p
 Group=%p
 ExecStartPre=/usr/bin/chrono-manage migrate_schemas --noinput --verbosity 1
 ExecStartPre=/usr/bin/chrono-manage collectstatic --noinput
-ExecStart=/usr/bin/uwsgi --ini /etc/%p/uwsgi.ini
+ExecStartPre=/bin/mkdir -p /var/lib/chrono/spooler/%m/
+ExecStart=/usr/bin/uwsgi --ini /etc/%p/uwsgi.ini --spooler /var/lib/chrono/spooler/%m/
 ExecReload=/bin/kill -HUP $MAINPID
 KillSignal=SIGQUIT
 TimeoutStartSec=0

debian/control

@@ -10,7 +10,8 @@ Architecture: all
 Depends: ${misc:Depends}, ${python3:Depends},
     python3-django (>= 1:1.11),
     python3-gadjo,
-    python3-requests
+    python3-requests,
+    python3-uwsgidecorators
 Recommends: python3-django-mellon
 Description: Agendas System (Python 3 module)
 

debian/uwsgi.ini

@@ -12,6 +12,8 @@ http-socket = /run/chrono/chrono.sock
 chmod-socket = 666
 vacuum = true
 
+spooler-processes = 3
+spooler-python-import = chrono.utils.spooler
 # every five minutes
 cron = -5 -1 -1 -1 -1 /usr/bin/chrono-manage tenant_command cancel_events --all-tenants -v0
 cron = -5 -1 -1 -1 -1 /usr/bin/chrono-manage tenant_command send_email_notifications --all-tenants -v0