SystemD Puma example

puma.service

[Unit]
Description=MRCR Sites Puma Server
[email protected] mongod.service
[email protected] mongod.service
[email protected] mongod.service

[Service]
Type=simple
User=merkulov
PIDFile=/srv/apps/sites_mrcr_ru/shared/tmp/pids/puma.pid
WorkingDirectory=/srv/apps/sites_mrcr_ru/current
EnvironmentFile=/srv/apps/sites_mrcr_ru/.rbenv-vars
Environment=RAILS_ENV=production
Environment=PUMA_CONFIG_FILE=/srv/apps/sites_mrcr_ru/shared/config/puma.rb
ExecStart=/opt/rbenv/shims/bundle exec puma -C ${PUMA_CONFIG_FILE}
ExecStop=/opt/rbenv/shims/bundle exec pumactl -F ${PUMA_CONFIG_FILE} stop
ExecReload=/opt/rbenv/shims/bundle exec pumactl -F ${PUMA_CONFIG_FILE} phased-restart
TimeoutSec=15
Restart=always
StandardInput=null
StandardOutput=syslog
StandardError=syslog
SyslogIdentifier=%n
KillMode=process
TimeoutStopSec=5

[Install]
WantedBy=multi-user.target