sig_cloud/diskimage-builder
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Increase padding to allow for smaller images

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With smaller base images, such as Debian, the padding value used to
size the root filesystem does not leave enough room for grub which is
installed after the filesystem is created.

Change-Id: Ic2ab9e2efc9bf1b02f802ee47a36e3fff9c3512e
This commit is contained in:
Clint Byrum 2014-01-11 13:44:53 -08:00
parent 843214246c
commit d2cb979ddf
1 changed files with 2 additions and 2 deletions
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4
bin/disk-image-create
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@ -144,11 +144,11 @@ MKFS_OPTS=""
if [ -n "$DIB_IMAGE_SIZE" ]; then if [ -n "$DIB_IMAGE_SIZE" ]; then
truncate -s${DIB_IMAGE_SIZE}G $TMP_IMAGE_PATH truncate -s${DIB_IMAGE_SIZE}G $TMP_IMAGE_PATH
else else
# in kb*0.70 - underreport to get a slightly bigger device # in kb*0.60 - underreport to get a slightly bigger device
# Rounding down size so that is is a multiple of 64, works around a bug in # Rounding down size so that is is a multiple of 64, works around a bug in
# qemu-img that may occur when compressing raw images that aren't a multiple # qemu-img that may occur when compressing raw images that aren't a multiple
# of 64k. https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1180021 # of 64k. https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1180021
_NEEDED_SIZE=$(sudo du --block-size=700 -x -s ${TMP_BUILD_DIR}/built | \ _NEEDED_SIZE=$(sudo du --block-size=600 -x -s ${TMP_BUILD_DIR}/built | \
awk ' { print $1 - ( $1 % 64) } ') awk ' { print $1 - ( $1 % 64) } ')
truncate -s${_NEEDED_SIZE}K $TMP_IMAGE_PATH truncate -s${_NEEDED_SIZE}K $TMP_IMAGE_PATH
if [ "$FS_TYPE" = "ext4" ] ; then if [ "$FS_TYPE" = "ext4" ] ; then