[Linux-Biella] scripting, ovvero: oggi passa poco

[LeOS]

a voi il compito di capire ke e' :)


#!/bin/bash
#file: /opt/bin/updaterh
 
cp /var/log/up2date /var/log/up2date.old
echo -n "Beginning update: " >> /var/log/updaterh.log
date >> /var/log/updaterh.log
/usr/sbin/up2date -u --force
echo -n "Finishing update: " >> /var/log/updaterh.log
date >> /var/log/updaterh.log
echo "---" >> /var/log/updaterh.log
 
# Intercepting kernel updates ;)
stringa=$(diff /var/log/up2date /var/log/up2date.old |grep kernel)
                                                                                 
lung=${#stringa}
                                                                                 
echo "Stringa: $stringa"
echo "Lunghezza: $lung"
                                                                                 
if [ $lung -gt 0 ]; then
  echo -n "Need rebooooot:" >> /var/log/reboot.log
  date >> /var/log/reboot.log
  echo "---" >> /var/log/reboot.log
  touch /tmp/needreboot
fi
#fine file


#!/bin/bash
#file: /opt/bin/needreboot
 
if [ -e /tmp/needreboot ]; then
  rm /tmp/needreboot
  /sbin/reboot
fi
#fine file




crontab: 

00 22 * * * /opt/bin/updaterh 1> /dev/null
00 01 * * fri /opt/bin/needreboot 1> /dev/null


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