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#!/bin/sh
PREFIX=
. "$PREFIX/lib/libalpine.sh"
usage() {
cat <<__EOF__
usage: setup-ntp [-h] [-c choice of NTP daemon]
Setup NTP time synchronization
options:
-h Show this help
-c Choice of NTP daemon: chrony openntpd none
__EOF__
exit 1
}
install_ntpchoice() {
if [ "$1" = "none" ]; then
exit 0
elif [ "$1" = "chrony" ]; then
if [ "$acfinstalled" != "ERROR:" ]; then
apk add acf-chrony -q
else
apk add chrony -q
fi
echo "10 chronypass" > /etc/chrony/chrony.keys
/etc/init.d/chronyd start
rc-update add chronyd default
elif [ "$1" = "openntpd" ]; then
apk add openntpd -q
/etc/init.d/ntpd start
rc-update add ntpd default
fi
}
while getopts "hc:" opt; do
case $opt in
c) ntpchoice="$OPTARG";;
h) usage;;
esac
done
acfinstalled="`apk version acf-core -q | awk '{print $1}'`"
if [ -n "$ntpchoice" ]; then
install_ntpchoice "$ntpchoice"
else
echo "Which NTP service would you like to use? (openntpd, chrony, none) [openntpd]"
default_read ntpchoice "openntpd"
install_ntpchoice "$ntpchoice"
fi
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