[Unit]
Description=Unbound DNS Resolver
Wants=nss-lookup.target
Before=network-online.target nss-lookup.target
After=network.target

[Service]
PIDFile=/run/unbound.pid
ExecStart=/usr/bin/unbound -d
ExecReload=/bin/kill -HUP $MAINPID
Restart=always

[Install]
WantedBy=multi-user.target