remove-image-tag-expiry

edit-expiry.sh

### THESE DON'T WORK -- you ned up with a tiny image that replaces your own :( 

# much simpler from https://docs.redhat.com/en/documentation/red_hat_quay/3.12/html/use_red_hat_quay/oci-intro#annotation-parsing-oras

# never expire
oras push --annotation "quay.expires-after="  --annotation "expiration = " quay.io/rhdh-community/rhdh:tmp 

# expire in 200 days
oras push --annotation "quay.expires-after=200d"  --annotation "expiration = 200d" quay.io/rhdh-community/rhdh:tmp 

remove.expiry.sh

### may fail if your image is more complex than a scratch image :( 

# script to use oras to pull, edit, and push a revised image, removing the value of '.Labels."quay.expires-after"'

# to test, take a good image like 1.5-20, copy it, and then manipulate it
# oras cp "quay.io/rhdh/rhdh-operator-bundle:1.5-20" quay.io/rhdh/rhdh-operator-bundle:oras-tmp-test

TAG=oras-tmp-test

TMP_DIR=/tmp/oras-tmp
rm -fr "${TMP_DIR}"

# pull image, to local path
oras cp "quay.io/rhdh/rhdh-operator-bundle:${TAG}"  --to-oci-layout "${TMP_DIR}" -v 

# find the config file
for d in "${TMP_DIR}/blobs/sha256/"*; do 
  if [[ $(cat $d | grep mediaType) ]]; then 
    # cp -f $d "${TMP_DIR}/config.json"
    continue
  elif [[ $(cat $d | grep quay.expires-after) ]]; then 
    echo "Found config.json file: $d"
    chmod +w $d
    # decompress the json, transform it, then recompress it
    jq -r '.' $d | sed -r -e 's@ \\"quay.expires-after\\"=\\".+\\"@@' -e '/ +"quay.expires-after":.+/d' | jq -c '.' > ${d}.2
    mv -f ${d}.2 ${d}
    chmod -w $d
    cp $d "${TMP_DIR}-config.json"
  else
    mkdir -p "${TMP_DIR}/unpack"; tar xzf $d -C "${TMP_DIR}/unpack"
  fi
done

# push the revised container back to the registry
cd "${TMP_DIR}/unpack"
oras push -v --config "${TMP_DIR}-config.json":application/vnd.oci.image.config.v1+json \
  "quay.io/rhdh/rhdh-operator-bundle:${TAG}" . \
  && rm -fr "${TMP_DIR}" "${TMP_DIR}-config.json"