Run php application (cli) as service (daemons) in Ubuntu

phpsvc.ini

# Save this file ex. /etc/systemd/system/myapp.service 
# then run using: systemctl <start|status|restart|stop|enable> myapp

[Unit]
Description=My PHP APP Service
# May your script needs MySQL or other services to run, eg. MySQL Memcached
Requires=mysqld.service memcached.service
After=mysqld.service memcached.service

[Service]
User=user
Type=simple
TimeoutSec=0
PIDFile=/var/run/myapp.pid
ExecStart=/bin/sh -c '/usr/bin/php -f /var/www/app/myapp.php  2>&1 > /var/log/myapp.log'
KillMode=mixed

Restart=on-failure
RestartSec=42s

[Install]
WantedBy=default.target