weblate_ynh/conf/celery-weblate.service

[Unit]
Description=Celery Service for Weblate (__APP__)
After=network.target

[Service]
Type=forking
User=__APP__
Group=__APP__
PermissionsStartOnly=true
EnvironmentFile=__FINALPATH__/celery-weblate
WorkingDirectory=__FINALPATH__/
# https://www.freedesktop.org/software/systemd/man/systemd.exec.html#RuntimeDirectory=
RuntimeDirectory=__APP__-celery

ExecStartPre=/bin/mkdir -p /var/log/__APP__-celery
ExecStartPre=/bin/chown -R __APP__ /var/log/__APP__-celery

ExecStart=__FINALPATH__/venv/bin/celery multi start ${CELERYD_NODES} \
  -A ${CELERY_APP} --pidfile=${CELERYD_PID_FILE} \
  --logfile=${CELERYD_LOG_FILE} --loglevel=${CELERYD_LOG_LEVEL} ${CELERYD_OPTS}
ExecStop=__FINALPATH__/venv/bin/celery multi stopwait ${CELERYD_NODES} \
  --pidfile=${CELERYD_PID_FILE}
ExecReload=__FINALPATH__/venv/bin/celery multi restart ${CELERYD_NODES} \
  -A ${CELERY_APP} --pidfile=${CELERYD_PID_FILE} \
  --logfile=${CELERYD_LOG_FILE} --loglevel=${CELERYD_LOG_LEVEL} ${CELERYD_OPTS}

[Install]
WantedBy=multi-user.target