#!/bin/bash

if [ ${DIB_DEBUG_TRACE:-0} -gt 0 ]; then
    set -x
fi
set -eu
set -o pipefail

[ -n "$ARCH" ]
[ -n "$TARGET_ROOT" ]

if [ 'amd64' = "$ARCH" ] ; then
    ARCH="x86_64"
else
    echo 'rhel7 root element only support the amd64 $ARCH value.'
    exit 1
fi

DIB_LOCAL_IMAGE=${DIB_LOCAL_IMAGE:-""}

if [ -n "$DIB_LOCAL_IMAGE" ]; then
    IMAGE_LOCATION=$DIB_LOCAL_IMAGE
    # No need to copy a local image into the cache directory, so just specify
    # the cached path as the original path.
    CACHED_IMAGE=$IMAGE_LOCATION
    BASE_IMAGE_FILE=`basename $DIB_LOCAL_IMAGE`
    BASE_IMAGE_TAR=$BASE_IMAGE_FILE.tgz
else
    DIB_RELEASE=${DIB_RELEASE:-latest}
    DIB_CLOUD_IMAGES=${DIB_CLOUD_IMAGES:-http://rhn.redhat.com}
    BASE_IMAGE_FILE=${BASE_IMAGE_FILE:-rhel-guest-image-7.0-20140506.1.x86_64.qcow2}
    BASE_IMAGE_TAR=$DIB_RELEASE-rhel-server-$ARCH-latest.tgz
    IMAGE_LOCATION=$DIB_CLOUD_IMAGES/$BASE_IMAGE_FILE
    CACHED_IMAGE=$DIB_IMAGE_CACHE/$BASE_IMAGE_FILE

fi

$TMP_HOOKS_PATH/bin/extract-image $BASE_IMAGE_FILE $BASE_IMAGE_TAR $IMAGE_LOCATION $CACHED_IMAGE
