[Unit]
Description=Berkeley Internet Name Domain (DNS)
Wants=nss-lookup.target
Before=nss-lookup.target
After=network.target

[Service]
Type=forking
EnvironmentFile=-/etc/default/bind9
PIDFile=/run/named/named.pid

ExecStartPre=/usr/sbin/generate-rndc-key.sh
ExecStart=/usr/sbin/named $OPTIONS

ExecReload=/bin/sh -c '/usr/sbin/rndc reload > /dev/null 2>&1 || /bin/kill -HUP $MAINPID'

ExecStop=/bin/sh -c '/usr/sbin/rndc stop > /dev/null 2>&1 || /bin/kill -TERM $MAINPID'

PrivateTmp=true

[Install]
WantedBy=multi-user.target