[StepSecurity] Apply security best practices

.github/workflows/jreleaser.yml

@@ -75,7 +75,7 @@ jobs:
       - name: Print next version
         run: mvn help:evaluate -Dexpression=project.version -q -DforceStdout | sed 's/-SNAPSHOT//'
       - name: Run JReleaser
-        uses: jreleaser/release-action@v2
+        uses: jreleaser/release-action@0b198089c53ad2aef0d2bff6b5e6061ead2bbb90 # v2
         with:
           setup-java: false
           version: 1.4.0

.github/workflows/scorecards.yml

@@ -0,0 +1,76 @@
+# This workflow uses actions that are not certified by GitHub. They are provided
+# by a third-party and are governed by separate terms of service, privacy
+# policy, and support documentation.
+
+name: Scorecard supply-chain security
+on:
+  # For Branch-Protection check. Only the default branch is supported. See
+  # https://github.com/ossf/scorecard/blob/main/docs/checks.md#branch-protection
+  branch_protection_rule:
+  # To guarantee Maintained check is occasionally updated. See
+  # https://github.com/ossf/scorecard/blob/main/docs/checks.md#maintained
+  schedule:
+    - cron: '20 7 * * 2'
+  push:
+    branches: ["master"]
+
+# Declare default permissions as read only.
+permissions: read-all
+
+jobs:
+  analysis:
+    name: Scorecard analysis
+    runs-on: ubuntu-latest
+    permissions:
+      # Needed to upload the results to code-scanning dashboard.
+      security-events: write
+      # Needed to publish results and get a badge (see publish_results below).
+      id-token: write
+      contents: read
+      actions: read
+
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@128a63446a954579617e875aaab7d2978154e969 # v2.4.0
+        with:
+          egress-policy: audit
+
+      - name: "Checkout code"
+        uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+        with:
+          persist-credentials: false
+
+      - name: "Run analysis"
+        uses: ossf/scorecard-action@99c53751e09b9529366343771cc321ec74e9bd3d # v2.0.6
+        with:
+          results_file: results.sarif
+          results_format: sarif
+          # (Optional) "write" PAT token. Uncomment the `repo_token` line below if:
+          # - you want to enable the Branch-Protection check on a *public* repository, or
+          # - you are installing Scorecards on a *private* repository
+          # To create the PAT, follow the steps in https://github.com/ossf/scorecard-action#authentication-with-pat.
+          # repo_token: ${{ secrets.SCORECARD_TOKEN }}
+
+          # Public repositories:
+          #   - Publish results to OpenSSF REST API for easy access by consumers
+          #   - Allows the repository to include the Scorecard badge.
+          #   - See https://github.com/ossf/scorecard-action#publishing-results.
+          # For private repositories:
+          #   - `publish_results` will always be set to `false`, regardless
+          #     of the value entered here.
+          publish_results: true
+
+      # Upload the results as artifacts (optional). Commenting out will disable uploads of run results in SARIF
+      # format to the repository Actions tab.
+      - name: "Upload artifact"
+        uses: actions/upload-artifact@0b7f8abb1508181956e8e162db84b466c27e18ce # v3.1.2
+        with:
+          name: SARIF file
+          path: results.sarif
+          retention-days: 5
+
+      # Upload the results to GitHub's code scanning dashboard.
+      - name: "Upload to code-scanning"
+        uses: github/codeql-action/upload-sarif@83f0fe6c4988d98a455712a27f0255212bba9bd4 # v2.3.6
+        with:
+          sarif_file: results.sarif

.github/workflows/tests.yml

@@ -44,8 +44,8 @@ jobs:
     steps:
       - name: Disable Git's autocrlf
         run: git config --global core.autocrlf false
-      - uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3.5.3
-      - uses: oracle-actions/setup-java@v1
+      - uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3.5.2
+      - uses: oracle-actions/setup-java@2c4df2930e35870536667f383d87f1246fbe613f # v1
         with:
           website: jdk.java.net
           java-version: ${{ matrix.java }}

doc/jenkins/Dockerfile

@@ -1,4 +1,4 @@
-FROM stackbrew/ubuntu:16.04
+FROM stackbrew/ubuntu:16.04@sha256:cd39646de5628c8188396c506fdc76dd94c7652a82439cc4318cfc05cc93fbb7
 MAINTAINER Gerard Paligot "gerard.paligot@inria.fr"
 
 RUN apt-get update && apt-get clean