.github/actions/upload-coverage/action.yml

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name: Upload to Codecov with retries
description: |
  Checks that the current repository is public and then
  uploads to codecov with multiple retries as a workaround 
  for these issues
    - https://github.com/codecov/codecov-action/issues/598
    - https://github.com/codecov/codecov-action/issues/837
inputs:
  flags:
    # see https://github.com/codecov/codecov-action#arguments
    description: 'Flag the upload to group coverage metrics. Multiple flags are separated by a comma.'
runs:
  using: composite
  steps:
    - name: "Check that repository is public"
      id: repo-check
      shell: bash
      run: |
        if [[ "${{ github.server_url }}" != "https://github.com" ]]; then
          echo "Not using github.com server ('${{ github.server_url }}'). Skipping uploading of coverage metrics."
          echo "passed=false" >> $GITHUB_OUTPUT
          exit 0
        fi
        REPO_URL="${{ github.server_url }}/${{ github.repository }}"
        {
          # public repository url will respond to http HEAD request
          curl -X HEAD -fs "$REPO_URL" && echo "passed=true" >> $GITHUB_OUTPUT
        } || {
          echo "$REPO_URL isn't a public repository. Skipping uploading of coverage metrics."
          echo "passed=false" >> $GITHUB_OUTPUT
        }
    - name: "Upload to Codecov (attempt #1)"
      id: codecov-upload-1
      if: steps.repo-check.outputs.passed == 'true'
      uses: codecov/codecov-action@v3
      continue-on-error: true
      with:
        flags: ${{ inputs.flags }}
        fail_ci_if_error: true
        verbose: true
    - name: "Wait 15 seconds before next attempt"
      if: steps.codecov-upload-1.outcome == 'failure'
      shell: bash
      run: sleep 15
    - name: "Upload to Codecov (attempt #2)"
      id: codecov-upload-2
      if: steps.codecov-upload-1.outcome == 'failure'
      uses: codecov/codecov-action@v3
      continue-on-error: true
      with:
        flags: ${{ inputs.flags }}
        fail_ci_if_error: true
        verbose: true
    - name: "Wait 60 seconds before next attempt"
      if: steps.codecov-upload-2.outcome == 'failure'
      shell: bash
      run: sleep 60
    - name: "Upload to Codecov (attempt #3)"
      id: codecov-upload-3
      if: steps.codecov-upload-2.outcome == 'failure'
      uses: codecov/codecov-action@v3
      # fail on last attempt
      continue-on-error: false
      with:
        flags: ${{ inputs.flags }}
        fail_ci_if_error: true
        verbose: true
    - name: "Show link to Codecov report"
      shell: bash
      run: |
        if [[ "${GITHUB_EVENT_NAME}" == "pull_request" ]]; then
          head_sha=$(jq -r '.pull_request.head.sha' "${GITHUB_EVENT_PATH}")
        else
          head_sha=$(git rev-parse HEAD)
        fi
        tee -a "$GITHUB_STEP_SUMMARY" <<EOF
        ## Code Coverage report in Codecov
        
        [Code coverage report](https://app.codecov.io/github/$GITHUB_REPOSITORY/commit/${head_sha}/tree)
        
        EOF