Systemd for celery daemon

celery-systemd.service

[Unit]
Description=Celery daemon service
After=network.target

[Service]
Type=forking
WorkingDirectory=/opt/project
ExecStart=/bin/sh -c '/bin/yes | /bin/rm celerybeat-schedule*; /opt/project/env/bin/celery multi start -A project_name worker -B -E -l info --pidfile=/var/run/celery/celery.pid --logfile=/var/log/celery/project.log -P solo'
ExecStop=/bin/sh -c '/bin/yes | /bin/rm celerybeat-schedule*; /opt/project/env/bin/celery multi stopwait -A project_name worker -B -E -l info --pidfile=/var/run/celery/celery.pid --logfile=/var/log/celery/project.log -P solo'
ExecReload=/bin/sh -c '/bin/yes | /bin/rm celerybeat-schedule*; /opt/project/env/bin/celery multi restart -A project_name worker -B -E -l info --pidfile=/var/run/celery/celery.pid --logfile=/var/log/celery/project.log -P solo'

[Install]
WantedBy=multi-user.target