[Unit]
Description=Dnsmasq Auto Restarter when Docker Containers' IP Addresses Changed
After=docker.service dnsmasq.service
Requires=docker.service

[Service]
User=root
Environment=INTERVAL=10 DNSMASQ_CONFIG=/etc/dnsmasq.d
ExecStart=/usr/local/bin/update-dnsmasq.sh
Restart=on-failure

[Install]
WantedBy=multi-user.target