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Cirrus: Fix missing -n on CentOS

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Signed-off-by: Chris Evich <cevich@redhat.com>
This commit is contained in:
Chris Evich
2019-07-23 12:25:34 -04:00
parent 23722e644e
commit 6942d3275d
1 changed files with 1 additions and 12 deletions
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13
contrib/cirrus/build_vm_images.sh
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@ -62,17 +62,6 @@ URI="gs://packer-import${POST_MERGE_BUCKET_SUFFIX}/manifest${BUILT_IMAGE_SUFFIX}
gsutil cp packer-manifest.json "$URI" gsutil cp packer-manifest.json "$URI"
# Ensure any background 'gcloud compute images update' processes finish # Ensure any background 'gcloud compute images update' processes finish
set +e # need 'wait' exit code to avoid race wait # CentOS has no -n option :(
while [[ -n "$(jobs)" ]]
do
wait -n
RET=$?
if [[ "$RET" -eq "127" ]] || \ # Avoid TOCTOU race w/ jobs + wait
[[ "$RET" -eq "0" ]]
then
continue
fi
die $RET "Required base-image metadata update failed"
done
echo "Finished. A JSON manifest of produced images is available at $URI" echo "Finished. A JSON manifest of produced images is available at $URI"