name: Hadolint on: [ push, pull_request ] jobs: hadolint: name: Validate Dockerfile syntax runs-on: ubuntu-20.04 timeout-minutes: 30 steps: # Checkout the repo - name: Checkout uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3.5.3 # End Checkout the repo # Download hadolint - https://github.com/hadolint/hadolint/releases - name: Download hadolint shell: bash run: | sudo curl -L https://github.com/hadolint/hadolint/releases/download/v${HADOLINT_VERSION}/hadolint-$(uname -s)-$(uname -m) -o /usr/local/bin/hadolint && \ sudo chmod +x /usr/local/bin/hadolint env: HADOLINT_VERSION: 2.12.0 # End Download hadolint # Test Dockerfiles - name: Run hadolint shell: bash run: git ls-files --exclude='docker/*/Dockerfile*' --ignored --cached | xargs hadolint # End Test Dockerfiles