[Unit]
Description=ISC DHCP IPv4 relay
Documentation=man:dhcrelay(8)
Wants=network-online.target
RequiresMountsFor=/run
ConditionPathExists=/run/dhcp-relay/dhcp.conf
After=vyos-router.service

[Service]
Type=forking
WorkingDirectory=/run/dhcp-relay
RuntimeDirectory=dhcp-relay
RuntimeDirectoryPreserve=yes
EnvironmentFile=/run/dhcp-relay/dhcp.conf
PIDFile=/run/dhcp-relay/dhcrelay.pid
ExecStart=/usr/sbin/dhcrelay -4 -pf /run/dhcp-relay/dhcrelay.pid $OPTIONS
Restart=always

[Install]
WantedBy=multi-user.target