ppg-functions

# functions 

hostnametoint() {
    # read the md5 as a sequence of unsigned ints
    ints=$( echo -n $(xhostname) | openssl dgst -md5 -binary | od -d -N32 -w32 | head -n1 | cut -f2- -d' ')

    sum=0
    for val in $ints; do
        sum=$(( $sum + $val ))
    done
    echo $sum
}

xhostname() {
	if [ -x /usr/bin/facter ]; then
		hostname=$(/usr/bin/facter fqdn)
	fi
	if [ -z "$hostname" ]; then
		hostname=$(/bin/hostname --fqdn)
	fi
	echo "${hostname}"
}

ppg_lastgood_cleanup() {
	# this cleanup is needed in the ppg v0.20->v0.21
	# upgrade path. overhead is trivially minimal so
	# we can carry it for a while...
	#
	# verify against the "full" name with the doubled-up
	# refs/heads; that's the want we need to cleanup...
	if git rev-parse --verify --quiet refs/heads/refs/heads/ppg/lastgood 1>/dev/null ; then
		# use branch mv/rename to preserve reflog
		# oddly enough, the rename fails when using the "full"
		# refname, so we use the short refname instead
		git branch -m refs/heads/ppg/lastgood ppg/lastgood
	fi
}