Improve init scripts and add test coverage

.github/workflows/ci-init-script-check.yml

@@ -0,0 +1,23 @@
+name: CI-init-script-check
+
+on:
+  push:
+
+jobs:
+  test-init-scripts:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout sources
+      uses: actions/checkout@v3
+    - name: Setup Java
+      uses: actions/setup-java@v3
+      with:
+        distribution: temurin
+        java-version: 8
+    - name: Setup Gradle
+      uses: ./
+      with:
+        cache-read-only: false # For testing, allow writing cache entries on non-default branches
+    - name: Run integration tests
+      working-directory: test/test-init-scripts
+      run: ./gradlew check

.github/workflows/demo-job-summary.yml

@@ -23,10 +23,13 @@ jobs:
     - name: Build kotlin-dsl project
       working-directory: .github/workflow-samples/kotlin-dsl
       run: ./gradlew assemble
+    - name: Build kotlin-dsl project without build scan
+      working-directory: .github/workflow-samples/kotlin-dsl
+      run: ./gradlew check --no-scan
     - name: Build groovy-dsl project
       working-directory: .github/workflow-samples/groovy-dsl
       run: ./gradlew assemble
-    - name: Build kotlin-dsl project again
+    - name: Build kotlin-dsl project with multiple gradle invocations
       working-directory: .github/workflow-samples/kotlin-dsl
       run: | 
          ./gradlew tasks --no-daemon

.github/workflows/integ-test-execution.yml

@@ -56,19 +56,26 @@ jobs:
   gradle-versions:
     strategy:
       matrix:
-        gradle: [7.3, 6.9, 5.6.4, 4.10.3]
+        gradle: [7.3, 6.9, 5.6.4, 4.10.3, 3.5.1]
         os: ${{fromJSON(inputs.runner-os)}}
         include:
           - gradle: 5.6.4
             build-root-suffix: -gradle-5
           - gradle: 4.10.3
             build-root-suffix: -gradle-4
+          - gradle: 3.5.1
+            build-root-suffix: -gradle-4
     runs-on: ${{ matrix.os }}
     steps:
     - name: Checkout sources
       uses: actions/checkout@v3
     - name: Download distribution if required
       uses: ./.github/actions/download-dist
+    - name: Setup Java
+      uses: actions/setup-java@v3
+      with:
+        distribution: temurin
+        java-version: 8
     - name: Run Gradle build
       uses: ./
       id: gradle

.github/workflows/integ-test-provision-gradle-versions.yml

@@ -59,19 +59,26 @@ jobs:
   gradle-versions:
     strategy:
       matrix:
-        gradle: [7.3, 6.9, 5.6.4, 4.10.3]
+        gradle: [7.3, 6.9, 5.6.4, 4.10.3, 3.5.1]
         os: ${{fromJSON(inputs.runner-os)}}
         include:
           - gradle: 5.6.4
             build-root-suffix: -gradle-5
           - gradle: 4.10.3
             build-root-suffix: -gradle-4
+          - gradle: 3.5.1
+            build-root-suffix: -gradle-4
     runs-on: ${{ matrix.os }}
     steps:
     - name: Checkout sources
       uses: actions/checkout@v3
     - name: Download distribution if required
       uses: ./.github/actions/download-dist
+    - name: Setup Java
+      uses: actions/setup-java@v3
+      with:
+        distribution: temurin
+        java-version: 8
     - name: Setup Gradle
       uses: ./
       with:

dist/main/index.js

@@ -64967,6 +64967,7 @@ class GradleStateCache {
         fs_1.default.appendFileSync(propertiesFile, 'org.gradle.daemon=false');
         const initScriptFilenames = [
             'build-result-capture.init.gradle',
+            'build-result-capture-service.plugin.groovy',
             'project-root-capture.init.gradle',
             'project-root-capture.plugin.groovy'
         ];
@@ -65291,7 +65292,7 @@ class ConfigurationCacheEntryExtractor extends AbstractEntryExtractor {
         });
     }
     getProjectRoots() {
-        const projectList = path_1.default.resolve(this.gradleUserHome, cache_base_1.PROJECT_ROOTS_FILE);
+        const projectList = path_1.default.resolve(process.env['RUNNER_TEMP'], cache_base_1.PROJECT_ROOTS_FILE);
         if (!fs_1.default.existsSync(projectList)) {
             core.info(`Missing project list file ${projectList}`);
             return [];
@@ -65559,7 +65560,7 @@ function isCacheDisabled() {
 }
 exports.isCacheDisabled = isCacheDisabled;
 function isCacheReadOnly() {
-    return core.getBooleanInput(CACHE_READONLY_PARAMETER);
+    return !isCacheWriteOnly() && core.getBooleanInput(CACHE_READONLY_PARAMETER);
 }
 exports.isCacheReadOnly = isCacheReadOnly;
 function isCacheWriteOnly() {
@@ -66031,14 +66032,12 @@ function writeSummaryTable(results) {
     core.summary.addRaw('\n');
 }
 function renderOutcome(result) {
-    const badgeUrl = result.buildFailed
-        ? 'https://img.shields.io/badge/Build%20Scan%E2%84%A2-FAILED-red?logo=Gradle'
-        : 'https://img.shields.io/badge/Build%20Scan%E2%84%A2-SUCCESS-brightgreen?logo=Gradle';
+    const labelPart = result.buildScanUri ? 'Build%20Scan%E2%84%A2' : 'Build';
+    const outcomePart = result.buildFailed ? 'FAILED-red' : 'SUCCESS-brightgreen';
+    const badgeUrl = `https://img.shields.io/badge/${labelPart}-${outcomePart}?logo=Gradle`;
     const badgeHtml = `<img src="${badgeUrl}" alt="Gradle Build">`;
-    if (result.buildScanUri) {
-        return `<a href="${result.buildScanUri}" rel="nofollow">${badgeHtml}</a>`;
-    }
-    return badgeHtml;
+    const targetUrl = result.buildScanUri ? result.buildScanUri : '#';
+    return `<a href="${targetUrl}" rel="nofollow">${badgeHtml}</a>`;
 }
 
 

dist/post/index.js

@@ -64018,6 +64018,7 @@ class GradleStateCache {
         fs_1.default.appendFileSync(propertiesFile, 'org.gradle.daemon=false');
         const initScriptFilenames = [
             'build-result-capture.init.gradle',
+            'build-result-capture-service.plugin.groovy',
             'project-root-capture.init.gradle',
             'project-root-capture.plugin.groovy'
         ];
@@ -64342,7 +64343,7 @@ class ConfigurationCacheEntryExtractor extends AbstractEntryExtractor {
         });
     }
     getProjectRoots() {
-        const projectList = path_1.default.resolve(this.gradleUserHome, cache_base_1.PROJECT_ROOTS_FILE);
+        const projectList = path_1.default.resolve(process.env['RUNNER_TEMP'], cache_base_1.PROJECT_ROOTS_FILE);
         if (!fs_1.default.existsSync(projectList)) {
             core.info(`Missing project list file ${projectList}`);
             return [];
@@ -64610,7 +64611,7 @@ function isCacheDisabled() {
 }
 exports.isCacheDisabled = isCacheDisabled;
 function isCacheReadOnly() {
-    return core.getBooleanInput(CACHE_READONLY_PARAMETER);
+    return !isCacheWriteOnly() && core.getBooleanInput(CACHE_READONLY_PARAMETER);
 }
 exports.isCacheReadOnly = isCacheReadOnly;
 function isCacheWriteOnly() {
@@ -64951,14 +64952,12 @@ function writeSummaryTable(results) {
     core.summary.addRaw('\n');
 }
 function renderOutcome(result) {
-    const badgeUrl = result.buildFailed
-        ? 'https://img.shields.io/badge/Build%20Scan%E2%84%A2-FAILED-red?logo=Gradle'
-        : 'https://img.shields.io/badge/Build%20Scan%E2%84%A2-SUCCESS-brightgreen?logo=Gradle';
+    const labelPart = result.buildScanUri ? 'Build%20Scan%E2%84%A2' : 'Build';
+    const outcomePart = result.buildFailed ? 'FAILED-red' : 'SUCCESS-brightgreen';
+    const badgeUrl = `https://img.shields.io/badge/${labelPart}-${outcomePart}?logo=Gradle`;
     const badgeHtml = `<img src="${badgeUrl}" alt="Gradle Build">`;
-    if (result.buildScanUri) {
-        return `<a href="${result.buildScanUri}" rel="nofollow">${badgeHtml}</a>`;
-    }
-    return badgeHtml;
+    const targetUrl = result.buildScanUri ? result.buildScanUri : '#';
+    return `<a href="${targetUrl}" rel="nofollow">${badgeHtml}</a>`;
 }
 
 

src/cache-base.ts

@@ -172,6 +172,7 @@ export class GradleStateCache {
 
         const initScriptFilenames = [
             'build-result-capture.init.gradle',
+            'build-result-capture-service.plugin.groovy',
             'project-root-capture.init.gradle',
             'project-root-capture.plugin.groovy'
         ]

src/cache-extract-entries.ts

@@ -387,7 +387,7 @@ export class ConfigurationCacheEntryExtractor extends AbstractEntryExtractor {
      * set of project roots, to allow saving of configuration-cache entries for each.
      */
     private getProjectRoots(): string[] {
-        const projectList = path.resolve(this.gradleUserHome, PROJECT_ROOTS_FILE)
+        const projectList = path.resolve(process.env['RUNNER_TEMP']!, PROJECT_ROOTS_FILE)
         if (!fs.existsSync(projectList)) {
             core.info(`Missing project list file ${projectList}`)
             return []

src/job-summary.ts

@@ -60,13 +60,10 @@ function writeSummaryTable(results: BuildResult[]): void {
 }
 
 function renderOutcome(result: BuildResult): string {
-    const badgeUrl = result.buildFailed
-        ? 'https://img.shields.io/badge/Build%20Scan%E2%84%A2-FAILED-red?logo=Gradle'
-        : 'https://img.shields.io/badge/Build%20Scan%E2%84%A2-SUCCESS-brightgreen?logo=Gradle'
+    const labelPart = result.buildScanUri ? 'Build%20Scan%E2%84%A2' : 'Build'
+    const outcomePart = result.buildFailed ? 'FAILED-red' : 'SUCCESS-brightgreen'
+    const badgeUrl = `https://img.shields.io/badge/${labelPart}-${outcomePart}?logo=Gradle`
     const badgeHtml = `<img src="${badgeUrl}" alt="Gradle Build">`
-
-    if (result.buildScanUri) {
-        return `<a href="${result.buildScanUri}" rel="nofollow">${badgeHtml}</a>`
-    }
-    return badgeHtml
+    const targetUrl = result.buildScanUri ? result.buildScanUri : '#'
+    return `<a href="${targetUrl}" rel="nofollow">${badgeHtml}</a>`
 }

src/resources/build-result-capture-service.plugin.groovy

@@ -0,0 +1,46 @@
+import org.gradle.tooling.events.*
+import org.gradle.tooling.events.task.*
+import org.gradle.util.GradleVersion
+
+// Can't use settingsEvaluated since this script is applied inside a settingsEvaluated handler
+// But projectsEvaluated is good enough, since the build service won't catch configuration failures anyway
+projectsEvaluated {
+    def projectTracker = gradle.sharedServices.registerIfAbsent("gradle-build-action-buildResultsRecorder", BuildResultsRecorder, { spec ->
+        spec.getParameters().getRootProject().set(gradle.rootProject.name)
+        spec.getParameters().getRequestedTasks().set(gradle.startParameter.taskNames.join(" "))
+        spec.getParameters().getInvocationId().set(gradle.ext.invocationId)
+    })
+
+    gradle.services.get(BuildEventsListenerRegistry).onTaskCompletion(projectTracker)
+}
+
+abstract class BuildResultsRecorder implements BuildService<BuildResultsRecorder.Params>, OperationCompletionListener, AutoCloseable {
+    private boolean buildFailed = false
+    interface Params extends BuildServiceParameters {
+        Property<String> getRootProject()
+        Property<String> getRequestedTasks()
+        Property<String> getInvocationId()
+    }
+
+    public void onFinish(FinishEvent finishEvent) {
+        if (finishEvent instanceof TaskFinishEvent && finishEvent.result instanceof TaskFailureResult) {
+            buildFailed = true
+        }
+    }
+
+    @Override
+    public void close() {
+        def buildResults = [
+            rootProject: getParameters().getRootProject().get(), 
+            requestedTasks: getParameters().getRequestedTasks().get(), 
+            gradleVersion: GradleVersion.current().version, 
+            buildFailed: buildFailed,
+            buildScanUri: null
+        ]
+
+        def buildResultsDir = new File(System.getenv("RUNNER_TEMP"), ".build-results")
+        buildResultsDir.mkdirs()
+        def buildResultsFile = new File(buildResultsDir, System.getenv("GITHUB_ACTION") + getParameters().getInvocationId().get() + ".json")
+        buildResultsFile << groovy.json.JsonOutput.toJson(buildResults)
+    }
+}

src/resources/build-result-capture.init.gradle

@@ -7,25 +7,38 @@ import org.gradle.util.GradleVersion
 def isTopLevelBuild = gradle.getParent() == null
 if (isTopLevelBuild) {
     def version = GradleVersion.current().baseVersion
-    def atLeastGradle4 = version >= GradleVersion.version("4.0")
+
+    def atLeastGradle3 = version >= GradleVersion.version("3.0")
     def atLeastGradle6 = version >= GradleVersion.version("6.0")
 
+    def invocationId = "-${System.currentTimeMillis()}"
+
     if (atLeastGradle6) {
+        def useBuildService = version >= GradleVersion.version("6.6")
         settingsEvaluated { settings ->
+            // The `buildScanPublished` hook is the only way to capture the build scan URI.
             if (settings.pluginManager.hasPlugin("com.gradle.enterprise")) {
-                registerCallbacks(settings.extensions["gradleEnterprise"].buildScan, settings.rootProject.name)
+                captureUsingBuildScanPublished(settings.extensions["gradleEnterprise"].buildScan, settings.rootProject.name, invocationId)
+            }
+            // We also need to add hooks in case the plugin is applied but no build scan is published 
+            if (useBuildService) {
+                captureUsingBuildService(settings, invocationId)
+            } else {
+                captureUsingBuildFinished(gradle, invocationId)
             }
         }
-    } else if (atLeastGradle4) {
+    } else if (atLeastGradle3) {
         projectsEvaluated { gradle ->
             if (gradle.rootProject.pluginManager.hasPlugin("com.gradle.build-scan")) {
-                registerCallbacks(gradle.rootProject.extensions["buildScan"], gradle.rootProject.name)
+                captureUsingBuildScanPublished(gradle.rootProject.extensions["buildScan"], gradle.rootProject.name, invocationId)
             }
+            // We  need to capture in buildFinished in case the plugin is applied but no build scan is published 
+            captureUsingBuildFinished(gradle, invocationId)
         }
     }
 }
 
-def registerCallbacks(buildScanExtension, rootProjectName) {
+def captureUsingBuildScanPublished(buildScanExtension, rootProjectName, invocationId) {
     buildScanExtension.with {
         def requestedTasks = gradle.startParameter.taskNames.join(" ")
         def gradleVersion = GradleVersion.current().version
@@ -36,10 +49,6 @@ def registerCallbacks(buildScanExtension, rootProjectName) {
         }
 
         buildScanPublished { buildScan ->
-            def buildResultsDir = new File(System.getenv("RUNNER_TEMP"), ".build-results")
-            buildResultsDir.mkdirs()
-
-            def buildResultsFile = new File(buildResultsDir, System.getenv("GITHUB_ACTION") + System.currentTimeMillis() + ".json")
 
             def buildScanUri = buildScan.buildScanUri.toASCIIString()
             def buildResults = [
@@ -49,9 +58,41 @@ def registerCallbacks(buildScanExtension, rootProjectName) {
                 buildFailed: buildFailed, 
                 buildScanUri: buildScanUri
             ]
-            buildResultsFile << groovy.json.JsonOutput.toJson(buildResults)
+
+            def buildResultsDir = new File(System.getenv("RUNNER_TEMP"), ".build-results")
+            buildResultsDir.mkdirs()
+            def buildResultsFile = new File(buildResultsDir, System.getenv("GITHUB_ACTION") + invocationId + ".json")
+
+            // Overwrite any contents written by buildFinished or build service, since this result is a superset.
+            if (buildResultsFile.exists()) {
+                buildResultsFile.text = groovy.json.JsonOutput.toJson(buildResults) 
+            } else {
+                buildResultsFile << groovy.json.JsonOutput.toJson(buildResults)
+            }
 
             println("::set-output name=build-scan-url::${buildScan.buildScanUri}")
         }
     }
-}
+}
+
+def captureUsingBuildFinished(gradle, invocationId) {
+    gradle.buildFinished { result ->
+        def buildResults = [
+            rootProject: gradle.rootProject.name, 
+            requestedTasks: gradle.startParameter.taskNames.join(" "),
+            gradleVersion: GradleVersion.current().version, 
+            buildFailed: result.failure != null,
+            buildScanUri: null
+        ]
+
+        def buildResultsDir = new File(System.getenv("RUNNER_TEMP"), ".build-results")
+        buildResultsDir.mkdirs()
+        def buildResultsFile = new File(buildResultsDir, System.getenv("GITHUB_ACTION") + invocationId + ".json")
+        buildResultsFile << groovy.json.JsonOutput.toJson(buildResults)
+    }
+}
+
+def captureUsingBuildService(settings, invocationId) {
+    gradle.ext.invocationId = invocationId
+    apply from: 'build-result-capture-service.plugin.groovy'
+}

src/resources/project-root-capture.plugin.groovy

@@ -10,7 +10,7 @@ import org.gradle.tooling.events.*
 
 settingsEvaluated { settings ->
     def rootDir = settings.rootDir.absolutePath
-    def rootListLocation = new File(settings.gradle.gradleUserHomeDir, "project-roots.txt").absolutePath
+    def rootListLocation = new File(System.getenv("RUNNER_TEMP"), "project-roots.txt").absolutePath
 
     def projectTracker = gradle.sharedServices.registerIfAbsent("gradle-build-action-projectRootTracker", ProjectTracker, { spec ->
         spec.getParameters().getRootDir().set(rootDir);

test/test-init-scripts/.gitignore

@@ -0,0 +1,2 @@
+build
+.gradle