Setup OSS Review Toolkit SBoM generation

.github/workflows/ci.yml

@@ -122,3 +122,27 @@ jobs:
           shellcheck -e SC2039,2086 bin/elixir && echo "bin/elixir is POSIX compliant"
           shellcheck bin/elixirc && echo "bin/elixirc is POSIX compliant"
           shellcheck bin/iex && echo "bin/iex is POSIX compliant"
+  
+  license_compliance:
+    name: Check Licence Compliance
+
+    runs-on: ubuntu-24.04
+
+    steps:
+      - name: Use HTTPS instead of SSH for Git cloning
+        id: git-config
+        shell: bash
+        run: git config --global url.https://github.com/.insteadOf ssh://[email protected]/
+
+      - name: Checkout project
+        id: checkout
+        uses: actions/checkout@v4
+
+      - name: "Run OSS Review Toolkit"
+        id: ort
+        uses: ./.github/workflows/ort
+        with:
+          upload-reports: true
+          fail-on-violation: true
+          report-formats: "WebApp"
+          version: "${{ github.sha }}"

.github/workflows/ort/action.yml

@@ -0,0 +1,99 @@
+name: "Run OSS Review Toolkit"
+description: "Runs OSS Review Toolkit & generates SBoMs"
+inputs:
+  build-artifacts:
+    description: |
+      Build Artifact paths to include into SBoM.
+      May contain a glob pattern or list of paths separated by a newline.
+    required: false
+    default: ""
+  report-formats:
+    description: "ORT Report Formats"
+    required: true
+  fail-on-violation:
+    description: "Whether to fail on violation."
+    required: false
+    default: false
+  upload-reports:
+    description: "Whether to upload all reports"
+    required: false
+    default: false
+  version:
+    desctiption: "Elixir Version (Tag / SHA)"
+    required: true
+
+outputs:
+  results-path:
+    description: "See oss-review-toolkit/ort-ci-github-action action"
+    value: "${{ steps.ort.outputs.results-path }}"
+  results-notice-path:
+    description: "Path to resulting NOTICE file"
+    value: "${{ steps.ort.outputs.results-path }}/NOTICE_DEFAULT"
+  results-sbom-cyclonedx-xml-path:
+    description: "See oss-review-toolkit/ort-ci-github-action action"
+    value: "${{ steps.ort.outputs.results-sbom-cyclonedx-xml-path }}"
+  results-sbom-cyclonedx-json-path:
+    description: "See oss-review-toolkit/ort-ci-github-action action"
+    value: "${{ steps.ort.outputs.results-sbom-cyclonedx-json-path }}"
+  results-sbom-spdx-yml-path:
+    description: "See oss-review-toolkit/ort-ci-github-action action"
+    value: "${{ steps.ort.outputs.results-sbom-spdx-yml-path }}"
+
+runs:
+  using: "composite"
+  steps:
+    - name: Fetch Default ORT Config
+      id: fetch-default-ort-config
+      uses: actions/checkout@v4
+      with:
+        repository: oss-review-toolkit/ort-config
+        ref: "main"
+        path: ".ort-config"
+
+    - name: Setup ORT Config
+      id: setup-ort-config
+      shell: bash
+      run: |
+        mkdir -p "/$HOME/.ort/"
+
+        # Move Fetched Default Config into Place
+        mv .ort-config "/$HOME/.ort/config"
+        
+        # Append Global ORT Config
+        cat .ort/config/config.yml >> "$HOME/.ort/config/config.yml"
+        
+        # Override Default Evaluator Rules
+        cp .ort/config/evaluator.rules.kts "$HOME/.ort/config/evaluator.rules.kts"
+    
+    # TODO: Add binary artifacts to ORT to have them included in the SBoM
+    # Depends on some further work in ORT to correctly detect and name mix
+    # applications.
+
+    - name: "Cache ScanCode"
+      uses: actions/cache@v4
+      with:
+        path: "~/.cache/scancode-tk"
+        key: ${{ runner.os }}-scancode
+
+    - name: Run OSS Review Toolkit
+      id: ort
+      # TODO: Use released version once the following issue has been released:
+      # * https://github.com/oss-review-toolkit/ort-ci-github-action/issues/37
+      # * https://github.com/oss-review-toolkit/ort-ci-github-action/pull/41
+      # * https://github.com/oss-review-toolkit/ort-ci-github-action/pull/43
+      uses: maennchen/ort-ci-github-action@action-output
+      with:
+        image: ghcr.io/oss-review-toolkit/ort-minimal:latest
+        run: >
+          labels,
+          cache-dependencies,
+          cache-scan-results,
+          analyzer,
+          scanner,
+          advisor,
+          evaluator,
+          reporter,
+          ${{ inputs.upload-reports == 'true' && 'upload-results' || '' }}
+        fail-on: "${{ inputs.fail-on-violation == 'true' && 'violations,issues' || '' }}"
+        report-formats: "${{ inputs.report-formats }}"
+        sw-version: "${{ inputs.version }}"

.github/workflows/release.yml

@@ -55,6 +55,8 @@ jobs:
           git push origin $ref_name --force
 
   build:
+    name: "Build Elixir"
+
     strategy:
       fail-fast: true
       matrix:
@@ -64,7 +66,9 @@ jobs:
           - otp: 27
             otp_version: "27.0"
             build_docs: build_docs
+
     runs-on: ubuntu-22.04
+
     steps:
       - uses: actions/checkout@v4
         with:
@@ -77,19 +81,6 @@ jobs:
           otp: ${{ matrix.otp }}
           build_docs: ${{ matrix.build_docs }}
 
-      - name: "Attest docs provenance"
-        uses: actions/attest-build-provenance@v2
-        id: attest-docs-provenance
-        if: matrix.build_docs
-        with:
-          subject-path: "Docs.zip"
-
-      - name: "Copy docs provenance"
-        if: matrix.build_docs
-        run: cp "$ATTESTATION" Docs.zip.sigstore
-        env:
-          ATTESTATION: "${{ steps.attest-docs-provenance.outputs.bundle-path }}"
-
       - name: Create Docs Hashes
         if: matrix.build_docs
         run: |
@@ -150,18 +141,6 @@ jobs:
           timestamp-rfc3161: http://timestamp.acs.microsoft.com
           timestamp-digest: SHA256
 
-      - name: "Attest release provenance"
-        id: attest-provenance
-        uses: actions/attest-build-provenance@v2
-        with:
-          subject-path: ${{ env.RELEASE_FILE }}
-
-      - name: "Copy release .zip provenance"
-        shell: bash
-        run: cp "$ATTESTATION" "${RELEASE_FILE}.sigstore"
-        env:
-          ATTESTATION: "${{ steps.attest-provenance.outputs.bundle-path }}"
-
       - name: Create Release Hashes
         if: matrix.flavor == 'windows'
         shell: pwsh
@@ -185,14 +164,91 @@ jobs:
           name: sign-${{ matrix.flavor }}-elixir-otp-${{ matrix.otp }}
           path: ${{ env.RELEASE_FILE }}*
 
+  sbom:
+    name: Generate SBoM
+
+    needs: [build, sign]
+
+    runs-on: ubuntu-24.04
+
+    steps:
+      - name: Use HTTPS instead of SSH for Git cloning
+        id: git-config
+        shell: bash
+        run: git config --global url.https://github.com/.insteadOf ssh://[email protected]/
+
+      - name: Checkout project
+        id: checkout
+        uses: actions/checkout@v4
+
+      - name: "Download Build Artifacts"
+        id: download-build-artifacts
+        uses: actions/download-artifact@v4
+        with:
+          pattern: "{sign-*-elixir-otp-*,Docs}"
+          merge-multiple: true
+          path: /tmp/build-artifacts/
+
+      - name: "Run OSS Review Toolkit"
+        id: ort
+        uses: ./.github/workflows/ort
+        with:
+          build-artifacts: "/tmp/build-artifacts/*"
+          report-formats: "CycloneDx,SpdxDocument"
+          version: "${{ github.ref_type	== 'tag' && github.ref_name || github.sha }}"
+
+      - name: Attest Distribution Assets with SBoM
+        id: attest-sbom
+        uses: actions/attest-sbom@v2
+        with:
+          subject-path: |
+            /tmp/build-artifacts/{elixir-otp-*.*,Docs.zip}
+            ${{ steps.ort.outputs.results-sbom-cyclonedx-xml-path }}
+            ${{ steps.ort.outputs.results-sbom-cyclonedx-json-path }}
+            ${{ steps.ort.outputs.results-sbom-spdx-yml-path }}
+          sbom-path: "${{ steps.ort.outputs.results-sbom-cyclonedx-json-path }}"
+
+      - name: "Copy SBoM provenance"
+        id: sbom-provenance
+        shell: bash
+        run: |
+          mkdir attestations
+
+          for FILE in /tmp/build-artifacts/{elixir-otp-*.*,Docs.zip}; do
+            cp "$ATTESTATION" "attestations/$(basename "$FILE").sigstore"
+          done
+
+          cp "$ATTESTATION" "attestations/$(basename "${{ steps.ort.outputs.results-sbom-cyclonedx-xml-path }}").sigstore"
+          cp "$ATTESTATION" "attestations/$(basename "${{ steps.ort.outputs.results-sbom-cyclonedx-json-path }}").sigstore"
+          cp "$ATTESTATION" "attestations/$(basename "${{ steps.ort.outputs.results-sbom-spdx-yml-path }}").sigstore"
+        env:
+          ATTESTATION: "${{ steps.attest-sbom.outputs.bundle-path }}"
+          SBOM_PATH: "${{ steps.ort.outputs.results-sbom-cyclonedx-json-path }}"
+
+      - name: "Assemble Release SBoM Artifacts"
+        uses: actions/upload-artifact@v4
+        with:
+          name: "SBoM"
+          path: |
+            ${{ steps.ort.outputs.results-sbom-cyclonedx-xml-path }}
+            ${{ steps.ort.outputs.results-sbom-cyclonedx-json-path }}
+            ${{ steps.ort.outputs.results-sbom-spdx-yml-path }}
+
+
+      - name: "Assemble Distribution Attestations"
+        uses: actions/upload-artifact@v4
+        with:
+          name: "Attestations"
+          path: "attestations/*.sigstore"
+
   upload-release:
-    needs: [create_draft_release, build, sign]
+    needs: [create_draft_release, build, sign, sbom]
     runs-on: ubuntu-22.04
 
     steps:
       - uses: actions/download-artifact@v4
         with:
-          pattern: "{sign-*-elixir-otp-*,Docs}"
+          pattern: "{sign-*-elixir-otp-*,Docs,SBoM,Attestations}"
           merge-multiple: true
 
       - name: Upload Pre-built
@@ -218,7 +274,8 @@ jobs:
             elixir-otp-*.exe.sigstore \
             Docs.zip \
             Docs.zip.sha{1,256}sum \
-            Docs.zip.sigstore
+            Docs.zip.sigstore \
+            bom.*
 
   upload-builds-hex-pm:
     needs: [build, sign]

.ort.yml

@@ -0,0 +1,20 @@
+curations:
+  license_findings:
+    - path: "lib/elixir/pages/images/logo.png"
+      reason: "INCORRECT"
+      comment: "Apple Trademark Policy to Elixir Logo"
+      detected_license: "NONE"
+      concluded_license: "LicenseRef-elixir-trademark-policy"
+
+    - path: "lib/elixir/pages/references/library-guidelines.md"
+      reason: "INCORRECT"
+      comment: |
+        The guide mentions multiple licenses for users to choose from.
+        It however is not licensed itself by the mentioned licenses.
+      concluded_license: "Apache-2.0"
+
+    - path: "**/*"
+      reason: "INCORRECT"
+      comment: "Apply default license to all unknown files"
+      detected_license: "NONE"
+      concluded_license: "Apache-2.0"

.ort/config/config.yml

@@ -0,0 +1,9 @@
+ort:
+  scanner:
+    skipConcluded: false
+    includeFilesWithoutFindings: true
+
+  analyzer:
+    allowDynamicVersions: true
+    enabledPackageManagers: [Unmanaged]
+    skipExcluded: true