#!/bin/sh
DAEMON=/usr/sbin/ntpd
PIDFILE=/run/ntpd.pid
LOCKFILE=/run/lock/ntpsec-ntpdate
if [ -r /etc/default/ntpsec ]; then
. /etc/default/ntpsec
fi
if [ "$IGNORE_DHCP" != "yes" ] && [ -e /run/ntpsec/ntp.conf.dhcp ]; then
NTPD_OPTS="$NTPD_OPTS -c /run/ntpsec/ntp.conf.dhcp"
else
# List the default -c first, so if the admin has specified -c in
# NTPD_OPTS, it is honored.
NTPD_OPTS="-c /etc/ntpsec/ntp.conf $NTPD_OPTS"
fi
NTPD_OPTS="$NTPD_OPTS -u ntpsec:ntpsec"
# Protect the service startup against concurrent ntpdate ifup hooks
(
if flock -w 180 9; then
# shellcheck disable=SC2086
exec $DAEMON -p $PIDFILE $NTPD_OPTS
else
echo "Timeout waiting for $LOCKFILE"
exit 1
fi
) 9>$LOCKFILE
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