timesync

#!/bin/bash

PATH=/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/bin:/sbin:/usr/local/games:/usr/games:/root/bin:/root/bin/boojum:/usr/X11R6/bin:/usr/NX/bin:

date
if [ $(which ntpdate |wc -l) -gt 0 ]; then
 ntpdate -s pool.ntp.org
else
 chronyc -a 'burst 4/4' #service chronyd restart
fi

if [ "$1" = "1" ]; then
 sleep 10
 chronyc -a makestep
fi

sleep 2
date

exit;


# REF: https://serverfault.com/questions/930747/force-chrony-time-check

If you want chronyd to also step the clock instead of slewing if there is a
larger offset and chrony.conf doesnt include an unlimited makestep
directive, you will also need to wait until the new measurements are made
and then tell chronyd to make the step:

#sleep 10
#chronyc -a makestep

#ntp1.linuxmedialabs.com
# pool.ntp.org
# ntp1.tummy.com - CO
# louie.udel.edu - DElwr
# ntp.shorty.com - GA

# inetd's timeserver is port 37; use ' rdate p233 '