#!/bin/bash

tree="/release/trees/snapshot-tree"
portdir="${tree}/${1/_beta2/}/portage"
cache_args="--portdir=${portdir} --cachedir=/release/tmp/depcache"

usage() {
	echo "Usage: $(basename ${0}) <version>"
}

if [ -z "${1}" ]
then
	usage
else
	cd ${tree}
	echo "Clearing out old metadata cache"
	rm -rf ${portdir}/metadata/cache
	echo "Performing a svn up on ${tree}"
	svn up || exit 1
	mkdir -p ${portdir}/metadata/cache
	echo "Recreating portage metadata cache"
	cache-tools.py ${cache_args} --generate || exit 1
	cache-tools.py ${cache_args} --transfer --reverse \
		--cleanse-on-transfer-failure || exit 1
	if [ ! -d ${portdir}/metadata/cache/sys-kernel ]
	then
		echo "Metadata update failed! Bailing out!"
		exit 1
	fi
	catalyst -c /etc/catalyst/snapshot-official.conf -s ${1} \
		-C portdir="${portdir}" || exit 1
	for i in amd64 x86
	do
		for j in default dev hardened uclibc
		do
			cd /release/buildroot/${i}-${j}/snapshots
			rm -f portage-official.tar.bz2 portage-${1}.tar.bz2*
			ln -sf /release/snapshots/portage-${1}.tar.bz2 \
				portage-official.tar.bz2
			ln -sf /release/snapshots/portage-${1}.tar.bz2 \
				portage-${1}.tar.bz2
			ln -sf /release/snapshots/portage-${1}.tar.bz2.DIGESTS \
				portage-${1}.tar.bz2.DIGESTS
		done
	done
fi