# step 1: clean out yum cache to reduce space requirements
yum -c ${vdir}/etc/yum.conf --installroot=${vdir} -y clean all
- [ -f ${vdir}/etc/yum.conf.rpmnew ] && mv ${vdir}/etc/yum.conf.rpmnew ${vdir}/etc/yum.conf
+ [ -f ${vdir}/etc/yum.conf.rpmnew ] && mv -f ${vdir}/etc/yum.conf.rpmnew ${vdir}/etc/yum.conf
# step 2: figure out the new/changed files in ${vdir} vs. ${vref} and compute ${vdir}.changes
rsync -anv ${vdir}/ ${vref}/ > ${vdir}.changes
done
# switch the vserver reference /etc/yum.conf to the new one from the yum package
-[ -f ${vref}/etc/yum.conf.rpmnew ] && mv ${vref}/etc/yum.conf.rpmnew ${vref}/etc/yum.conf
+[ -f ${vref}/etc/yum.conf.rpmnew ] && mv -f ${vref}/etc/yum.conf.rpmnew ${vref}/etc/yum.conf
exit 0