diskimage-builder/elements/centos7/root.d/10-centos7-cloud-image

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#!/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 'centos7 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=${DIB_RELEASE:-GenericCloud}
DIB_CLOUD_IMAGES=${DIB_CLOUD_IMAGES:-http://cloud.centos.org/centos/7/images}
BASE_IMAGE_FILE=${BASE_IMAGE_FILE:-CentOS-7-x86_64-$DIB_RELEASE.qcow2.xz}
BASE_IMAGE_TAR=$BASE_IMAGE_FILE.tgz
IMAGE_LOCATION=$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