sig_cloud/diskimage-builder
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Rename old image file instead of rewrite it

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If we have the old image file with same name as new image file
we shouldn't rewrite it, just need to rename old.
Uses date number in old image name.

Fixes TODO in lib/common-functions

Change-Id: Ica58a0f4435217912bddf950322299d2ed2889f3
This commit is contained in:
iberezovskiy 2014-05-13 17:57:35 +04:00
parent 50cb019a25
commit b740c50c76
1 changed files with 9 additions and 3 deletions
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12
lib/common-functions
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@ -43,6 +43,12 @@ function mk_build_dir () {
}
function finish_image () {
if [ -f $1 ]; then
old_image="${1%.*}"-$(date +%Y.%m.%d-%H.%M.%S).${1##*.}
echo "Old image is found. Renaming it to $old_image"
mv "$1" "$old_image"
fi
mv $TMP_IMAGE_PATH $1
cleanup_dirs
# All done!
@ -51,10 +57,10 @@ function finish_image () {
}
function save_image () {
# TODO: this really should rename the old file
if [ -f $1 ] ; then
echo "Old Image file Found REMOVING"
rm -f $1
old_image="${1%.*}"-$(date +%Y.%m.%d-%H.%M.%S).${1##*.}
echo "Old image is found. Renaming it to $old_image"
mv "$1" "$old_image"
fi
cp $TMP_IMAGE_PATH $1