eed131c373
This patch updates the openSuse element to work with the new base image file format. It should be noted that the base image file name has changed several times while updating this element, and and may need to be set manually via the "BASE_IMAGE_NAME" env var. Change-Id: I4dac8bf9a4bf76a00d4a04cbf063fd245b11f3d6
105 lines
3.7 KiB
Bash
Executable File
105 lines
3.7 KiB
Bash
Executable File
#!/bin/bash
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set -eu
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set -o pipefail
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function find_free_nbd_device () {
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# Return first free nbd device
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return_device=''
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for chk_device in /sys/class/block/nbd*; do
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# find free nbd device by checking size field
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size_chk=`cat $chk_device/size`
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if [ "$size_chk" = "0" ]; then
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# device looks free. lets use it.
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return_device=$chk_device
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break
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fi
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done
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echo $return_device
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}
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[ -n "$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 [ 'i386' = "$ARCH" ] ; then
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ARCH="i586"
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fi
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DIB_CLOUD_IMAGES=${DIB_CLOUD_IMAGES:-http://download.opensuse.org/repositories/Cloud:/Images/images/}
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DIB_RELEASE=${DIB_RELEASE:-13.1}
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# FIXME: Hard coded build numbers, versions, etc.
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# NOTE: Actual file name seems unstable, and has changed several times.
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BASE_IMAGE_NAME=${BASE_IMAGE_NAME:-openSUSE-$DIB_RELEASE-OS-guest.$ARCH-0.0.2-Build3.1}
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if [ -z "$DIB_OFFLINE" ] ; then
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# XXX: Try to extract the filename of the current built from the index
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# page. As there is one built available in the repo at a given time, this
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# should work. This is a tempoary workaround until the fix for
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# https://bugzilla.novell.com/show_bug.cgi?id=853882 is deployed
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echo "Looking up current built of Base Image ($BASE_IMAGE_NAME):"
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BASE_IMAGE_FILE=${BASE_IMAGE_FILE:-$(curl $DIB_CLOUD_IMAGES | \
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sed -n "s/^.*\<a\ href\=\"\($BASE_IMAGE_NAME.*\.tar\.bz2\)\".*$/\1/p")}
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if [ -n "$BASE_IMAGE_FILE" ]; then
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echo "Using base image: $DIB_CLOUD_IMAGES/$BASE_IMAGE_FILE"
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else
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echo -e "Failed to extract image file name from $DIB_CLOUD_IMAGES" \
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"\nPlease set BASE_IMAGE_FILE manually and retry."
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exit 1
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fi
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else
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BASE_IMAGE_FILE=${BASE_IMAGE_FILE:-$BASE_IMAGE_NAME-raw.tar.bz2}
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fi
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# FIXME: either check the checksums into git or verify the signature
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# on the checksums. We should not be trusting checksums we download
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# over HTTP
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SHA256SUMS=${SHA256SUMS:-$DIB_CLOUD_IMAGES/$BASE_IMAGE_FILE.sha256}
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CACHED_FILE=$DIB_IMAGE_CACHE/$BASE_IMAGE_FILE
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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 $SHA256SUMS $DIB_IMAGE_CACHE/SHA256SUMS.openSUSE.$DIB_RELEASE.$ARCH
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$TMP_HOOKS_PATH/bin/cache-url $DIB_CLOUD_IMAGES/$BASE_IMAGE_FILE $CACHED_FILE
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pushd $DIB_IMAGE_CACHE
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grep "$BASE_IMAGE_FILE" SHA256SUMS.openSUSE.$DIB_RELEASE.$ARCH | sha256sum --check -
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popd
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fi
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# Extract the qcow2 image and qcow2.sha256 files.
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# to make life easier create a temp directory to unzip the files.
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# TODO(NobodyCam): validate qcow2 with sha256 file
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UNTAR_TO_LOCATION=$TMP_MOUNT_PATH/openSUSE/Untar
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mkdir -p $UNTAR_TO_LOCATION
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sudo tar -C $UNTAR_TO_LOCATION -xjf $DIB_IMAGE_CACHE/$BASE_IMAGE_FILE
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# mount qcow
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nbd_device=$(find_free_nbd_device)
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mount_device=/dev/`basename $nbd_device`
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sudo qemu-nbd -c $mount_device $UNTAR_TO_LOCATION/$BASE_IMAGE_NAME.qcow2
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# Ensure that $mount_device is a block device.
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if [ -b $mount_device ]; then
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org_dir=`pwd`
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# make a mount point for the image
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mkdir $UNTAR_TO_LOCATION/mnt
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# mount the images root partition
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sudo mount ${mount_device}p1 $UNTAR_TO_LOCATION/mnt
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# copy contents to the build area
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cd $UNTAR_TO_LOCATION/mnt
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sudo find . -print | sudo cpio -padmu $TARGET_ROOT
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# ensure we are not in the directory about to be unmounted
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cd $org_dir
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echo "Copied $UNTAR_TO_LOCATION/mnt to $TARGET_ROOT"
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# unmount and remove the device used for the copy
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sudo umount $UNTAR_TO_LOCATION/mnt
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sudo qemu-nbd -d $mount_device
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else
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echo "Unable to extract openSuSe Image."
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exit 1
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fi
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# remove the temp directory
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sudo rm -rf $UNTAR_TO_LOCATION
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