tailscale/cmd/relaynode/debian/tailscale-relay.service

[Unit]
Description=Traffic relay node for Tailscale IPN
After=network.target
ConditionPathExists=/var/lib/tailscale/relay.conf

[Service]
EnvironmentFile=/etc/default/tailscale-relay
ExecStart=/usr/sbin/relaynode --config=/var/lib/tailscale/relay.conf --tun=wg0 $PORT $FLAGS
Restart=on-failure

[Install]
WantedBy=multi-user.target
Move Linux client & common packages into a public repo. 5 years ago			`[Unit]`
			`Description=Traffic relay node for Tailscale IPN`
			`After=network.target`
			`ConditionPathExists=/var/lib/tailscale/relay.conf`

			`[Service]`
			`EnvironmentFile=/etc/default/tailscale-relay`
cmd/relaynode: drop local --acl-file in favour of central packet filter. relaynode itself is not long for this world, deprecated in favour of tailscale/tailscaled. But now that the control server supports central distribution of packet filters, let's actually take advantage of it in a final, backward compatible release of relaynode. 5 years ago			`ExecStart=/usr/sbin/relaynode --config=/var/lib/tailscale/relay.conf --tun=wg0 $PORT $FLAGS`
Move Linux client & common packages into a public repo. 5 years ago			`Restart=on-failure`

			`[Install]`
			`WantedBy=multi-user.target`