#!/bin/sh

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

set -e

BUILDDIR=/var/lib/catalyst/store/builds/default

if [ ! -r ${BUILDDIR}/stage3-amd64-latest.tar.xz ] \
  && [ ! -r ${BUILDDIR}/stage3-amd64-latest.tar.bz2 ]
then
    # Get latest stage3 tag
    STAGE3_TAG=$(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} \
        -O ${BUILDDIR}/stage3-amd64-latest.tar.xz

    wget -q -N -P /var/lib/catalyst/store/builds/ \
        http://distfiles.gentoo.org/releases/amd64/autobuilds/${STAGE3_TAG}.CONTENTS \
        -O ${BUILDDIR}/stage3-amd64-latest.tar.xz.CONTENTS

    wget -q -N -P /var/lib/catalyst/store/builds/ \
        http://distfiles.gentoo.org/releases/amd64/autobuilds/${STAGE3_TAG}.DIGESTS \
        -O ${BUILDDIR}/stage3-amd64-latest.tar.xz.DIGESTS
fi

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

# Build stage1 snapshot
catalyst -c /catalyst.conf -f /stage1.spec -p $*

# Build stage2 snapshot
catalyst -c /catalyst.conf -f /stage2.spec -p $*

# Build stage3 snapshot
catalyst -c /catalyst.conf -f /stage3.spec -p $*

# Build custom packages
catalyst -c /var/lib/catalyst/catalyst.conf -f /var/lib/catalyst/stage4.spec $*