sig_cloud/diskimage-builder
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Enable decimal value for $DIB_IMAGE_SIZE.

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Patch adds support for using decimal values for $DIB_IMAGE_SIZE.
This allows for creating images that are <1G in size.

Change-Id: I945644a8e77fecfb0b83efa282dc00bb29514e0b
Closes-Bug: #1366909
This commit is contained in:
yogananth subramanian 2015-06-10 10:55:13 +05:30 committed by Ben Nemec
parent c9f44b29bb
commit f84b910f15
1 changed files with 11 additions and 11 deletions
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12
bin/disk-image-create
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@ -225,7 +225,7 @@ unmount_image
mv $TMP_BUILD_DIR/mnt $TMP_BUILD_DIR/built
if [ -n "$DIB_IMAGE_SIZE" ]; then
truncate -s${DIB_IMAGE_SIZE}G $TMP_IMAGE_PATH
du_size=$(echo "$DIB_IMAGE_SIZE" | awk '{printf("%d\n",$1 * 1024 *1024)}')
else
# in kb*0.60 - underreport to get a slightly bigger device
# Rounding down size so that is is a multiple of 64, works around a bug in
@ -233,18 +233,18 @@ else
# of 64k. https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1180021
du_size=$(sudo du --block-size=600 -x -s ${TMP_BUILD_DIR}/built |\
awk ' { print $1 }')
if [ "$FS_TYPE" = "ext4" ] ; then
fi
if [ "$FS_TYPE" = "ext4" ] ; then
# Very conservative to handle images being resized a lot
# We set journal size to 64M so our journal is large enough when we
# perform an FS resize.
MKFS_OPTS="-i 4096 -J size=64 $MKFS_OPTS"
du_size=$(( $du_size + 65536 ))
fi
_NEEDED_SIZE=$(echo "$du_size" | awk ' { print $1 + 64 - ( $1 % 64) } ')
truncate -s${_NEEDED_SIZE}K $TMP_IMAGE_PATH
fi
_NEEDED_SIZE=$(echo "$du_size" | awk ' { print $1 + 64 - ( $1 % 64) } ')
truncate -s${_NEEDED_SIZE}K $TMP_IMAGE_PATH
if [ -n "$MAX_ONLINE_RESIZE" ]; then
MKFS_OPTS="-E resize=$MAX_ONLINE_RESIZE $MKFS_OPTS"
fi