if [[ ! -e /etc/systemd/system/wg-quick@wghole.service.d/override.conf ]]; then
reload=true
fi
+ sudo mkdir -p /etc/systemd/system/wg-quick@wghole.service.d
sd /etc/systemd/system/wg-quick@wghole.service.d/override.conf <<'EOF'
[Unit]
StartLimitIntervalSec=0
[Service]
-Restart=always
+Restart=on-failure
RestartSec=20
EOF
if $reload; then ser daemon-reload; fi