System information

Sharing and maintaining SLES 10 SP2 Linux under z/VM 71
1.10.3 The cloneprep script
This script prepares the Linux system on S10RWMNT to be cloned.
#!/bin/bash
#
# IBM DOES NOT WARRANT OR REPRESENT THAT THE CODE PROVIDED IS COMPLETE
# OR UP-TO-DATE. IBM DOES NOT WARRANT, REPRESENT OR IMPLY RELIABILITY,
# SERVICEABILITY OR FUNCTION OF THE CODE. IBM IS UNDER NO OBLIGATION TO
# UPDATE CONTENT NOR PROVIDE FURTHER SUPPORT.
# ALL CODE IS PROVIDED "AS IS," WITH NO WARRANTIES OR GUARANTEES WHATSOEVER.
# IBM EXPRESSLY DISCLAIMS TO THE FULLEST EXTENT PERMITTED BY LAW ALL EXPRESS,
# IMPLIED, STATUTORY AND OTHER WARRANTIES, GUARANTEES, OR REPRESENTATIONS,
# INCLUDING, WITHOUT LIMITATION, THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR
# A PARTICULAR PURPOSE, AND NON-INFRINGEMENT OF PROPRIETARY AND INTELLECTUAL
# PROPERTY RIGHTS. YOU UNDERSTAND AND AGREE THAT YOU USE THESE MATERIALS,
# INFORMATION, PRODUCTS, SOFTWARE, PROGRAMS, AND SERVICES, AT YOUR OWN
# DISCRETION AND RISK AND THAT YOU WILL BE SOLELY RESPONSIBLE FOR ANY DAMAGES
# THAT MAY RESULT, INCLUDING LOSS OF DATA OR DAMAGE TO YOUR COMPUTER SYSTEM.
# IN NO EVENT WILL IBM BE LIABLE TO ANY PARTY FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES OF ANY TYPE
# WHATSOEVER RELATED TO OR ARISING FROM USE OF THE CODE FOUND HEREIN, WITHOUT
# LIMITATION, ANY LOST PROFITS, BUSINESS INTERRUPTION, LOST SAVINGS, LOSS OF
# PROGRAMS OR OTHER DATA, EVEN IF IBM IS EXPRESSLY ADVISED OF THE POSSIBILITY
# OF SUCH DAMAGES. THIS EXCLUSION AND WAIVER OF LIABILITY APPLIES TO ALL
# CAUSES OF ACTION, WHETHER BASED ON CONTRACT, WARRANTY, TORT OR ANY OTHER
# LEGAL THEORIES.
#
# Script to clean up files before cloning
#+--------------------------------------------------------------------------+
function cleanFile()
# delete file, create empty file and set permission mode
# arg 1: file to delete and create
# arg 2: mode to set empty file to
#+--------------------------------------------------------------------------+
{
if [ -f $1 ]; then
rm $1
fi
touch $1
chmod $2 $1
}
# main()
# clean up certain files in /var/log
rm /var/log/YaST2/y2log-*
rm /var/log/*.gz
cleanFile /var/log/authlog 600
cleanFile /var/log/faillog 600
cleanFile /var/log/lastlog 644
cleanFile /var/log/secure 600
cleanFile /var/log/secure 600
cleanFile /root/.bash_history 600
echo "System should be ready for shutdown and cloning"
1.10.4 The mnt2rogld.sh script
This script clones from S10RWMNT to S10ROGLD.