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9 changes: 5 additions & 4 deletions hack/docker.sh
Original file line number Diff line number Diff line change
Expand Up @@ -4,16 +4,17 @@ git_commit=$1
git_tag=$2
docker_tag=edge

commit_tag=$(git tag --contains ${git_commit})
commit_tag=$(git describe --exact-match ${git_commit} 2>/dev/null)

if [[ ${commit_tag} == *${git_tag}* ]]; then
# we're on the tag, use the docker image for the tag
if [[ ${commit_tag} == ${git_tag} ]]; then
# we're on the exact commit of the tag, use the docker image for the tag
docker_tag=${git_tag//v/}
echo ${docker_tag}
exit 0

else
# we're on main or a branch, try to download the latest edge and see if sha matches
# we're on a random commit, pull the 'edge' docker image to compare commits
# if it's the latest commit from 'main' the SHA will match the 'revision' of the 'edge' docker image
docker pull nginx/nginx-ingress:${docker_tag} >/dev/null 2>&1
DOCKER_SHA=$(docker inspect --format '{{ index .Config.Labels "org.opencontainers.image.revision" }}' nginx/nginx-ingress:${docker_tag})
if [[ ${DOCKER_SHA} == ${git_commit} ]]; then
Expand Down