====== Rebuild repository index (YUM) ======
this script will regenerate repository index.

<code bash>
#!/bin/bash
#
# Regenerate index for all High level folders in Repository.
# You can specify Location for repository in array.
#
# Developed by k2patel (k2patel@hotmail.com)
# For rpm.k2patel.in
#^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^


# Add all location for repository.

Location=(/var/www/html/RHEL/6 /var/www/html/EPEL/5 /var/www/html/EPEL/6 /var/www/html/puppet/el6)

## Do not modify further ##

for index in ${!Location[*]}
do
    for dir in `ls ${Location[$index]}`
        do
          if [ -d ${Location[$index]}/$dir ]; then
            echo -n "Rebuilding index for ${Location[$index]}/$dir....."
            createrepo --update ${Location[$index]}/$dir
            echo "Done"
          else
            echo "Not a valid folder : ${Location[$index]}/$dir"
          fi
        done
done
</code>

<note warning>If you are using mix versions of OS Version it is advisable to add switch "**-s sha**" or "**-s md5**". As from EL6 to EL5 it could cause error "//[Errno -3] Error performing checksum//" </note>