[Unit]
Description=OpenNTP Daemon
After=network.target
Conflicts=systemd-timesyncd.service

[Service]
Type=simple
# Turn off DNSSEC validation for hostname look-ups, since those need the
# correct time to work, but we likely won't acquire that without NTP. Let's
# break this chicken-and-egg cycle here.
Environment=SYSTEMD_NSS_RESOLVE_VALIDATE=0
ExecStart=/usr/sbin/ntpd -s -d

[Install]
WantedBy=multi-user.target