65 lines
2.2 KiB
Bash
Executable File
65 lines
2.2 KiB
Bash
Executable File
#!/bin/bash
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if [ ${DIB_DEBUG_TRACE:-0} -gt 0 ]; then
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set -x
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fi
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set -eu
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set -o pipefail
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[ -n "$ARCH" ]
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[ -n "$TARGET_ROOT" ]
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if [ 'amd64' = "$ARCH" ] ; then
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ARCH="x86_64"
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fi
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if ! [ 'x86_64' = "$ARCH" ] ; then
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echo "Only x86_64 images are currently available but ARCH is set to $ARCH."
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exit 1
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fi
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# Set some image defaults
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case ${DIB_RELEASE} in
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# Old Leap releases
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42*)
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OPENSUSE_IMAGE_BASEDIR=Leap
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OPENSUSE_IMAGE_FILE=openSUSE-Leap-${DIB_RELEASE}-OpenStack
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OPENSUSE_IMAGE_EXT=tbz
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;;
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# New Leap releases
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15*)
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OPENSUSE_IMAGE_BASEDIR=Leap
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OPENSUSE_IMAGE_FILE=openSUSE-Leap-${DIB_RELEASE}-OpenStack
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OPENSUSE_IMAGE_EXT=tar.xz
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;;
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# We handle unknown cases in environment.d/10-opensuse-distro-name.bash
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esac
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# NOTE(toabctl): if something changes here on the buildservice side, please
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# first ask in #opensuse-cloud on freenode before you change the format here!
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DIB_CLOUD_IMAGES=${DIB_CLOUD_IMAGES:-https://download.opensuse.org/repositories/Cloud:/Images:/${OPENSUSE_IMAGE_BASEDIR}_${DIB_RELEASE}/images/}
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BASE_IMAGE_FILE=${BASE_IMAGE_FILE:-${OPENSUSE_IMAGE_FILE}-rootfs.${ARCH}.${OPENSUSE_IMAGE_EXT}}
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SHA256SUMS_FILE=${SHA256SUMS_FILE:-${BASE_IMAGE_FILE}.sha256}
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CACHED_FILE=$DIB_IMAGE_CACHE/$BASE_IMAGE_FILE
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CACHED_SHA256SUMS_FILE=$DIB_IMAGE_CACHE/SHA256SUMS.$BASE_IMAGE_FILE
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# FIXME: either check the checksums into git or verify the signature
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# on the checksums. We should not be trusting checksums we download
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# over HTTP
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if [ -n "$DIB_OFFLINE" -a -f "$CACHED_FILE" ] ; then
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echo "Not checking freshness of cached $CACHED_FILE."
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else
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echo "Fetching Base Image"
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$TMP_HOOKS_PATH/bin/cache-url $DIB_CLOUD_IMAGES/$SHA256SUMS_FILE $CACHED_SHA256SUMS_FILE
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$TMP_HOOKS_PATH/bin/cache-url $DIB_CLOUD_IMAGES/$BASE_IMAGE_FILE $CACHED_FILE
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pushd $DIB_IMAGE_CACHE
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# Calculate sha256sum of downloaded image and check against content from sha256 file
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SHA256SUM=$(sha256sum ${BASE_IMAGE_FILE} | cut -d " " -f1)
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grep -q $SHA256SUM SHA256SUMS.$BASE_IMAGE_FILE
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popd
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fi
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# Extract the base image (use --numeric-owner to avoid UID/GID mismatch between
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# image tarball and host OS)
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sudo tar -C $TARGET_ROOT --numeric-owner -xf $CACHED_FILE
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