#!/bin/sh

die() {
    echo $* >&2
    exit 1
}

set -e

# Get latest stage3 tag
STAGE3_TAG=$(wget -q -O - \
    http://distfiles.gentoo.org/releases/amd64/autobuilds/latest-stage3-amd64.txt \
    | grep -v "^#" | cut -d ' ' -f 1)

# Download latest stable stage3 build
wget -q -N -P /var/lib/catalyst/store/builds/ \
    http://distfiles.gentoo.org/releases/amd64/autobuilds/${STAGE3_TAG}

ln -sf /var/lib/catalyst/store/builds/$(basename ${STAGE3_TAG}) \
       /var/lib/catalyst/store/builds/stage3-amd64-latest.tar.xz

# Download latest portage snapshot
wget -q -N -P /var/lib/catalyst/store/snapshots/ \
    https://gentoo.osuosl.org/releases/snapshots/current/portage-latest.tar.bz2

# Cleanup stage3 package cache
rm -Rf /var/lib/catalyst/store/packages/default/stage3-amd64/*

# Update stage3 snapshot
catalyst -c /var/lib/catalyst/catalyst.conf -f /var/lib/catalyst/stage3.spec

# Update custom packages
catalyst -c /var/lib/catalyst/catalyst.conf -f /var/lib/catalyst/build.spec