PI-2624 Prevent version from invalidating config cache

.github/actions/analyse/action.yml

@@ -41,7 +41,7 @@ runs:
       shell: bash
       run: |
         version=$(date '+%Y-%m-%d').${{ github.run_number }}.$(echo ${{ github.sha }} | cut -c1-7)
-        echo "ORG_GRADLE_PROJECT_version=$version" | tee -a "$GITHUB_ENV"
+        echo "VERSION=$version" | tee -a "$GITHUB_ENV"
         echo "version=$version" | tee -a "$GITHUB_OUTPUT"
 
     - uses: ./.github/actions/setup-gradle

.github/actions/get-build-info/action.yml

@@ -28,13 +28,15 @@ runs:
       with:
         cache-encryption-key: ${{ inputs.gradle-encryption-key }}
         cache-read-only: true
+        remove-git-config: false
 
     - name: Get build info
       if: ${{ steps.gradle_file.outputs.files_exists == 'true' }}
       run: |
         echo '::group::Generate build info'
         ./gradlew ${{ inputs.project }}:buildInfo ${{ inputs.project }}:gitInfo
+        sed -i "s/build.version=.*/build.version=$VERSION/" projects/${{ inputs.project }}/build-info.properties
         echo '::endgroup::'
       shell: bash
       env:
-        ORG_GRADLE_PROJECT_version: ${{ inputs.version }}
+        VERSION: ${{ inputs.version }}

.github/actions/setup-gradle/action.yml

@@ -14,6 +14,10 @@ inputs:
       A suitable key can be generated with `openssl rand -base64 16`.
       Configuration-cache data will not be saved/restored without an encryption key being provided.
     required: false
+  remove-git-config:
+    description: Whether to remove the git config file to prevent configuration cache invalidation.
+    required: false
+    default: 'true'
 
 runs:
   using: "composite"
@@ -26,3 +30,11 @@ runs:
       with:
         cache-encryption-key: ${{ inputs.cache-encryption-key }}
         cache-read-only: ${{ inputs.cache-read-only }}
+    - name: Manually cache buildSrc output # workaround for https://github.com/gradle/actions/issues/21
+      uses: actions/cache@v4
+      with:
+        path: buildSrc/build
+        key: gradle-buildSrc-${{ hashFiles('buildSrc/src/**', 'buildSrc/build.gradle.kts') }}
+    - if: inputs.remove-git-config == 'true'
+      run: rm -f .git/config
+      shell: bash

.github/dependabot.yml

@@ -92,6 +92,11 @@ updates:
     schedule:
       interval: "weekly"
 
+  - package-ecosystem: "github-actions"
+    directory: "/.github/actions/setup-gradle"
+    schedule:
+      interval: "weekly"
+
   - package-ecosystem: "terraform"
     directory: "/templates"
     schedule:

.github/workflows/build.yml

@@ -101,7 +101,7 @@ jobs:
         id: version
         run: |
           version=$(date '+%Y-%m-%d').${{ github.run_number }}.$(echo ${{ github.sha }} | cut -c1-7)
-          echo "ORG_GRADLE_PROJECT_version=$version" | tee -a "$GITHUB_ENV"
+          echo "VERSION=$version" | tee -a "$GITHUB_ENV"
           echo "version=$version" | tee -a "$GITHUB_OUTPUT"
 
       - name: Build and test
@@ -115,7 +115,8 @@ jobs:
         with:
           max_attempts: 3 # Pushing lots of new image versions at once can result in GitHub rate-limiting so we retry this step
           timeout_minutes: 15
-          command: ./gradlew ${{ matrix.project }}:jib
+          # Configuration cache is not yet supported for Jib - see: https://github.com/GoogleContainerTools/jib/issues/3132
+          command: ./gradlew ${{ matrix.project }}:jib --no-configuration-cache
         env:
           GITHUB_USERNAME: ${{ github.actor }}
           GITHUB_PASSWORD: ${{ github.token }}

buildSrc/src/main/kotlin/uk/gov/justice/digital/hmpps/plugins/JibConfigPlugin.kt

@@ -51,15 +51,15 @@ class JibConfigPlugin : Plugin<Project> {
             project.tasks.withType<BuildImageTask>().named("jib") {
                 doFirst {
                     jib!!.to {
-                        tags = setOf("${project.version}")
+                        tags = setOf("${System.getenv("VERSION") ?: "dev"}")
                         auth {
                             username = System.getenv("GITHUB_USERNAME")
                             password = System.getenv("GITHUB_PASSWORD")
                         }
                     }
                 }
                 if (System.getenv("FORCE_DEPLOY") == "true") {
-                    jib!!.to.tags = setOf("${project.version}")
+                    jib!!.to.tags = setOf("${System.getenv("VERSION") ?: "dev"}")
                 }
                 doLast {
                     val dir = File("${project.rootDir}/changed")