Testing script for oras operator

entrypoint.sh

#!/bin/bash

echo "Expecting: <pull-from> <push-to>"
echo "Full provided set of arguments are $@"

# The command is the remainder of the script $@
pushto="${1}"
shift

# unpack
unpack="${1}"
shift

# We will get an unknown number of inputs
pullfrom="${1}"
shift

echo "Artifact URI to push to is: ${pushto}"
echo "Artifact URI to pull from is: ${pullfrom}"
echo "Unpack is ${unpack}"

# If ORAS_USER and ORAS_PULL_PASS are set, we add to pull
# Note that this also works, for the future, but we need to know registry URI
# echo $ORAS_PUSH_PASS | oras login ghcr.io -u $ORAS_USER --password-stdin
# We also assume the local registry is plain http
if [[ -z "${ORAS_USER}" ]] && [[ -z "${ORAS_PULL_PASS}" ]]; then
    pullcmd="oras pull --plain-http"
else
    echo "Registry user and password are set for pulling"
    pullcmd="oras pull -u ${ORAS_USER} -p ${ORAS_PULL_PASS}"
fi

# If ORAS_USER and ORAS_PUSH_PASS are set, we add to push
if [[ -z "${ORAS_USER}" ]] && [[ -z "${ORAS_PUSH_PASS}" ]]; then
    pushcmd="oras push --plain-http"
else
    echo "Registry user and password are set for pushing"
    pushcmd="oras push -u ${ORAS_USER} -p ${ORAS_PUSH_PASS}"
fi

# Create inputs artifact directory
mkdir -p /mnt/oras/inputs /mnt/oras/outputs

while [ "${pullfrom}" != "NA" ]; do
    echo "Artifact URI to retrieve is: ${pullfrom}"
    cd /mnt/oras/inputs
    ${pullcmd} ${pullfrom}
    echo "Pulled ${pullfrom} to /mnt/oras/inputs"
    pullfrom="${1}"
    shift
    if [[ "${pullfrom}" == "" ]]; then
        echo "Hit last artifact to pull."
        pullfrom="NA"
    fi
    ls -l
done

# indicate to application we are ready to run!
touch /mnt/oras/oras-operator-init.txt

# Wait for the application to finish, indicated by the file indicator we wait for
wget -q https://github.com/converged-computing/goshare/releases/download/2023-09-06/wait-fs
chmod +x ./wait-fs
mv ./wait-fs /usr/bin/goshare-wait-fs

# Wait for the indicator from the sidecar that artifact is ready
goshare-wait-fs -p /mnt/oras/oras-operator-done.txt

# If we don't have a place to push, we are done
if [[ "${pushto}" == "NA" ]]; then
    exit 0
fi
	
# Push the contents to the location
cd /mnt/oras/outputs

if [[ "unpack" == "true" ]]; then
    ${pushcmd} ${pushto} .
else
# Write the annotation file that sets unpack to false
cat <<EOF > ./annotations.json
{".": {"io.deis.oras.content.unpack": "false"}}
EOF
${pushcmd} --annotation-file ./annotations.json ${pushto} .
fi
# Now we are done and can exit