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#!/bin/sh
#
# This is a chrony init.d script which ist called by init(1)
# with [start|stop] as argument. This version does not
# need an additional start-stop daemon.
#
# Last change: Bjørn Bürger <b.buerger@pengutronix.de>
# Date: Tue Mar 6 16:00:30 UTC 2007
PATH=/sbin:/bin:/usr/bin:/usr/sbin
BINARY="/usr/sbin/chronyd"
CONFIG="/etc/chrony/chrony.conf"
PREFIX="chrony: "
# This system doesn´t have full rtc ioctl support for
# chrony statistic functions
RTC_IOCTL="incomplete"
# some chronyc commands need prior autentication: extract keys from config
KEY=$(awk '$1 ~ /^commandkey$/ { print $2; exit}' /etc/chrony/chrony.conf)
PASSWORD=`awk '$1 ~ /^'$KEY'$/ {print $2; exit}' /etc/chrony/chrony.keys`
# convenience functions
message(){
echo "${PREFIX}$*" >&2
}
message_n(){
echo -n "${PREFIX}$*" >&2
}
bailout(){
echo "${PREFIX}ERROR --- $*" >&2
exit 1
}
usage(){
echo "Usage: $0 {start|stop|restart|force-reload|online|offline|set-rtc|status|statistics}"
}
killproc() {
killall $1
}
# main functions
start_proc() {
message_n "Reading system time from RealTimeClock ..."
/sbin/hwclock --hctosys || message_n " ### FAILED ### "
message "DONE"
message_n "Starting NTP server: chronyd ..."
[ -e "$CONFIG" ] || bailout "Configfile $CONFIG not found, PANIC!"
$BINARY -f $CONFIG
message "DONE"
}
stop_proc() {
message_n "Stopping NTP server: chronyd ..."
killproc chronyd
message "DONE"
message_n "Writing system time to RealTimeClock ..."
/sbin/hwclock --systohc || message_n " ### FAILED ### "
message "DONE"
}
set_online(){
message_n "Setting NTP server ONLINE ... "
/bin/pidof chronyd > /dev/null || bailout " chronyd is not running "
/usr/bin/chronyc <<-EOF
password $PASSWORD
online
burst 5/10
quit
EOF
message "DONE"
exit 0
}
set_offline(){
message_n "Setting NTP server OFFLINE ... "
/bin/pidof chronyd > /dev/null || bailout " chronyd is not running "
/usr/bin/chronyc <<-EOF
password $PASSWORD
offline
EOF
message "DONE"
exit 0
}
set_rtc(){
/bin/pidof chronyd > /dev/null || bailout " chronyd is not running "
if [ "$RTC_IOCTL" == "incomplete" ] ; then
# We are running on a system with limited rtc support,
# so we cannot let the ntp client do the job.
stop_proc
sleep 1
start_proc
exit 0
else
# This requires enhanced rtc support
message_n "Setting NTP time to RTC ... "
cat <<-EOF | /usr/bin/chronyc
password $PASSWORD
trimrtc
writertc
dump
EOF
message "DONE"
exit 0
fi
}
status(){
/bin/pidof chronyd > /dev/null || bailout " chronyd is not running "
cat <<-EOF | /usr/bin/chronyc
password $PASSWORD
tracking
sources
EOF
}
statistics(){
/bin/pidof chronyd > /dev/null || bailout " chronyd is not running "
cat <<-EOF | /usr/bin/chronyc
password $PASSWORD
sourcestats
EOF
}
case "$1" in
start)
start_proc
;;
stop)
stop_proc
;;
restart|force-reload)
message "Restarting NTP server: chronyd ... "
stop_proc
sleep 1
start_proc
;;
reload)
message "Reload is not supported"
exit 1
;;
online)
set_online
;;
offline)
set_offline
;;
set-rtc)
set_rtc
;;
status)
status
;;
statistics)
statistics
;;
*)
usage
exit 1
;;
esac
exit 0
|
