#!/bin/sh
#
# this script does the setup for a yum repos
#

X=`date +%H`
case "$X" in
     02|03|04|05)
        MINUTES=14400                                   # During the night we check for 14400 minutes = 10 days ?
        ;;
     *)
        MINUTES=70                                      # normally we check if there where changes in the directory tree the
                                                        # last 70 minutes. 
        ;;
esac

PUBDIR=/home/ftp/pub/
YUMDIR=${PUBDIR}yum
IFS="
"

#
# evaluate arguments
#

while [ $# -gt 0 ]
do
   case "$1" in
      -D)
         DEBUG=-x
         set $DEBUG
         shift
         ;;
      -a)
         MINUTES=7200000
         shift
         ;;
      -m)
         shift
         MINUTES=$1
         shift
         ;;
      -?)
         echo "Usage: $0 [-D] [-a] [-m <minutes>] [-?]"
         exit
         ;;
      *)
         shift
         ;;
   esac
done

cd ${YUMDIR}
umask 0022
#
# run yum-arch for each directory
#
for DIR in `ls -d *.*/*` ; do
    echo -en "`date +%Y%m%d%H%M%S` ${YUMDIR}/${DIR}     "
    ROWS=`find ${YUMDIR}/${DIR} -follow -cmin -$MINUTES -name "*rpm" | wc -l | sed 's/ //g'`
    if [ $ROWS = 0 ]; then
       echo " nothing changed"
    else
       cd ${YUMDIR}/${DIR}
       echo " changes found, rebuilding repository"
       yum-arch -v .
    fi
done

cd ${YUMDIR}