#!/bin/sh

# This script should be called by postinst of the metapackage.
# That's why we don't install this script to usr/bin.
# Also the metapackage should be installed by Debian installer's preseed.
# So you should not run this script manually. Nor install the metapackage
# manually.

if grep time1.google.com /etc/ntpsec/ntp.conf; then
    echo "Already have Google's time servers."
    exit
fi

if [ -e /etc/ntpsec/ntp.conf ]; then
    if [ ! -e /var/lib/metapackage-google/backup/ntp.conf ]; then
	cp -f -a /etc/ntpsec/ntp.conf /var/lib/metapackage-google/backup
    fi
fi

sed -i 's/^\(# Specify one or more NTP servers.\)/\1\nserver time1.google.com iburst\nserver time2.google.com iburst\nserver time3.google.com iburst\nserver time4.google.com iburst\n/' /etc/ntpsec/ntp.conf