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45 lines
1.9 KiB
YAML
45 lines
1.9 KiB
YAML
name: Container SBOM
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description: Create, vuln-check, sign and upload SBOMs for container images.
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inputs:
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containerReference:
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description: "Full reference to container image, e.g., ghcr.io/org/repo/img:tag"
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required: true
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cosignPublicKey:
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description: "Cosign public key"
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required: true
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cosignPrivateKey:
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description: "Cosign private key"
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required: true
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cosignPassword:
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description: "Password for Cosign private key"
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required: true
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runs:
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using: "composite"
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steps:
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- name: Install Cosign
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if: inputs.cosignPublicKey != '' && inputs.cosignPrivateKey != '' && inputs.cosignPassword != ''
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uses: sigstore/cosign-installer@9becc617647dfa20ae7b1151972e9b3a2c338a2b # tag=v2.8.1
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- name: Download Syft & Grype
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uses: ./.github/actions/install_syft_grype
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- name: Generate SBOM
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shell: bash
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env:
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# COSIGN_EXPERIMENTAL: 1 # This breaks verification with HTTP 404
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COSIGN_PUBLIC_KEY: ${{ inputs.cosignPublicKey }}
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COSIGN_PRIVATE_KEY: ${{ inputs.cosignPrivateKey }}
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COSIGN_PASSWORD: ${{ inputs.cosignPassword }}
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run: |
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echo "::group::Generate SBOM"
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set -ex
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syft packages ${{ inputs.containerReference }} -o cyclonedx-json > container-image-predicate.json
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cosign attest ${{ inputs.containerReference }} --key env://COSIGN_PRIVATE_KEY --predicate container-image-predicate.json --type "https://cyclonedx.org/bom" > container-image.att.json
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cosign attach attestation ${{ inputs.containerReference }} --attestation container-image.att.json
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# TODO: type should be auto-discovered after issue is resolved:
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# https://github.com/sigstore/cosign/issues/2264
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cosign verify-attestation ${{ inputs.containerReference }} --type "https://cyclonedx.org/bom" --key env://COSIGN_PUBLIC_KEY
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grype ${{ inputs.containerReference }} --fail-on high --only-fixed --add-cpes-if-none
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echo "::endgroup::"
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