[Unit]
Description=Reresolve DNS of all WireGuard endpoints
Wants=network-online.target
After=network-online.target

[Service]
Type=oneshot
ExecStart=/bin/sh -c 'for i in /etc/wireguard/*.conf; do /usr/share/doc/wireguard-tools/examples/reresolve-dns/reresolve-dns.sh "$i"; done'