Migrate the path hierarchy plugin to Elastic 8.x

Author: garaud

.github/workflows/build.yml renamed to .github/workflows/build.yaml

@@ -1,4 +1,4 @@
-name: Build
+name: compile-and-test
 
 on:
   pull_request:
@@ -13,7 +13,7 @@ jobs:
       uses: actions/setup-java@v4
       with:
         distribution: 'temurin'
-        java-version: 17
+        java-version: 21
     - name: Setup Gradle
       uses: gradle/actions/setup-gradle@v4
     - name: Build with Gradle

.github/workflows/release.yaml

@@ -0,0 +1,59 @@
+name: publish
+
+on:
+  push:
+    tags: ['v*']
+  release:
+    types: [published]
+
+jobs:
+  build-artifact:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Tag Version Name Extraction
+        id: version
+        shell: bash
+        run: |
+          if [[ -n "${{ github.event.release.tag_name }}" ]]; then
+            # Relase Github
+            TAG_NAME="${{ github.event.release.tag_name }}"
+            echo "📋 Triggered by GitHub release: $TAG_NAME"
+          else
+            # Just a new tag
+            TAG_NAME=${GITHUB_REF#refs/tags/}
+            echo "🏷️ Triggered by Git tag: $TAG_NAME"
+          fi
+
+          # Get rid of the 'v', e.g. v8.18.1.0 -> 8.18.1.0
+          VERSION=${TAG_NAME#v}
+          echo "version=$VERSION" >> $GITHUB_OUTPUT
+
+      - name: Setup Java
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: 21
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v4
+
+      - name: Java Compilation
+        run: ./gradlew -Pplugin_version=${{ steps.version.outputs.version }} clean assemble --no-daemon
+
+      - name: Upload Plugin Artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: pathhierarchy-aggregation-${{ steps.version.outputs.version }}
+          path: build/distributions/*.zip
+
+      - name: Attach ZIP to GitHub Release
+        uses: softprops/action-gh-release@v2
+        if: github.event.release.tag_name != ''
+        with:
+          files: build/distributions/pathhierarchy-aggregation-${{ steps.version.outputs.version }}.zip
+          tag_name: ${{ github.event.release.tag_name }}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

LICENSE

@@ -327,4 +327,4 @@ GET /calendar/_search?size=0
 License
 -------
 
-This software is under The MIT License (MIT).
+This software is under AGPL (GNU Affero General Public License)

README.md

@@ -1,6 +1,9 @@
+/*
+Gradle build file for development building, testing, and packaging.
+*/
+
 buildscript {
     repositories {
-        mavenLocal()
         mavenCentral()
     }
 
@@ -9,6 +12,11 @@ buildscript {
     }
 }
 
+// the spotless plugin is dedicated to format the code
+plugins {
+  id("com.diffplug.spotless") version "7.0.4"
+}
+
 repositories {
     mavenLocal()
     mavenCentral()
@@ -17,14 +25,11 @@ repositories {
 group = 'org.elasticsearch.plugin'
 version = "${plugin_version}"
 
-def versions = org.elasticsearch.gradle.VersionProperties.versions
-
 apply plugin: 'java'
 apply plugin: 'idea'
 apply plugin: 'elasticsearch.esplugin'
 apply plugin: 'elasticsearch.yaml-rest-test'
 
-
 esplugin {
     name 'pathhierarchy-aggregation'
     description 'Return a path hierarchy aggregation'
@@ -33,17 +38,46 @@ esplugin {
     noticeFile = rootProject.file('README.md')
 }
 
-
+def versions = org.elasticsearch.gradle.VersionProperties.versions
 dependencies {
     implementation "org.elasticsearch:elasticsearch:${es_version}"
     yamlRestTestImplementation "org.elasticsearch.test:framework:${es_version}"
+    yamlRestTestImplementation "org.elasticsearch.test:yaml-rest-runner:${es_version}"
     yamlRestTestImplementation "org.apache.logging.log4j:log4j-core:${versions.log4j}"
 }
 
-tasks.named("yamlRestTest").configure {
-  systemProperty 'tests.security.manager', 'false'
+// add -Xlint:deprecation to check the Elasticsearch deprecation warning at compile-time
+allprojects {
+    gradle.projectsEvaluated {
+        tasks.withType(JavaCompile) {
+            options.compilerArgs << "-Xlint:deprecation"
+            options.compilerArgs << "-Xlint:unchecked"
+        }
+    }
+}
+
+// automatic formatting configuration (the same configuration as elasticsearch)
+spotless {
+    java {
+        importOrderFile('config/elastic.importorder') // import order file as exported from elastic
+        eclipse().configFile('config/formatterConfig.xml')
+        trimTrailingWhitespace()
+        target 'src/**/*.java'
+    }
 }
 
-tasks.named("test").configure {
-  systemProperty 'tests.security.manager', 'false'
+check.dependsOn spotlessCheck
+
+testClusters.configureEach {
+    // Make sure the ES distribution used for rest tests is the "complete" variant
+    testDistribution = 'DEFAULT'
+
+    // Disable security (avoids annoying warnings/failures with xpack features)
+    setting 'xpack.security.enabled', 'false'
+
+    // Logging levels for debugging: logs are located in build/testclusters/runTask-0/logs/
+    setting 'logger._root', 'DEBUG'
+    setting 'logger.org.elasticsearch.plugins', 'DEBUG'
+    setting 'logger.org.elasticsearch.cluster', 'DEBUG'
+    setting 'logger.org.elasticsearch.cluster.metadata', 'TRACE'
 }

build.gradle

@@ -0,0 +1,7 @@
+#Eclipse configuration for import order for Elasticsearch
+0=
+1=com
+2=org
+3=java
+4=javax
+5=\#