action.yml

name: OCI Distribution Spec Conformance Tests
description: Validate a registry against the OCI Distribution Spec
author: The Linux Foundation
branding:
  color: blue
  icon: check-circle
inputs: {}
outputs: {}
runs:
  using: composite
  steps:
    - name: Check required env vars for OCI distribution-spec conformance
      shell: bash
      id: check-conformance
      run: |
        set -x
        required_env_vars=(
          "OCI_ROOT_URL"
          "OCI_NAMESPACE"
        )
        for v in ${required_env_vars[@]}; do
          if [[ "${!v}" == "" ]]; then
            echo "Error: the following environment variable is required: ${v}"
            exit 1
          fi
        done

    - name: Build OCI distribution-spec conformance binary
      shell: bash
      id: build-conformance
      run: |
        set -x

        # Enter the directory containing the checkout of this action which is surpisingly hard to do (but we did it... #OCI)
        cd "$(dirname $(find $(find ~/work/_actions -name distribution-spec -print -quit) -name Makefile -print -quit))"
        
        # The .git folder is not present, but the dirname is the requested action ref, so use this as the conformance version
        conformance_version="$(basename "${PWD}")"
        echo "conformance-version=${conformance_version}" >> $GITHUB_OUTPUT

        # Build the conformance binary
        CONFORMANCE_VERSION="${conformance_version}" OUTPUT_DIRNAME=bin make conformance-binary

        # Add bin to the PATH so we can just run "conformance.test"
        echo "${PWD}/bin" >> $GITHUB_PATH

    - name: Run OCI distribution-spec conformance binary
      shell: bash
      id: run-conformance
      run: |
        set -x
        set +e
        conformance.test
        conformance_rc="$?"
        set -e
        if [[ -f report.html ]]; then
          echo "Found report.html."
          echo "has-report=true" >> $GITHUB_OUTPUT
        fi
        echo "Conformance return code: ${conformance_rc}"
        exit ${conformance_rc}

    - name: Upload OCI distribution-spec conformance results as build artifact
      if: always() && steps.run-conformance.outputs.has-report == 'true'
      uses: actions/upload-artifact@0b7f8abb1508181956e8e162db84b466c27e18ce # v3.1.2
      with:
        name: oci-distribution-spec-conformance-results-${{ steps.build-conformance.outputs.conformance-version }}
        path: |
          report.html
          junit.xml