buildkite: use VM with the installed tools (#163)

Author: v1v

.buildkite/hooks/pre-command

@@ -15,13 +15,31 @@ if [[ "$BUILDKITE_COMMAND" =~ .*"upload".* ]]; then
 fi
 
 if [ "$BUILDKITE_PIPELINE_SLUG" == "elastic-otel-java-snapshot" ]; then
-    source .buildkite/hooks/prepare-release.sh
+  source .buildkite/hooks/prepare-release.sh
 fi
 
 if [ "$BUILDKITE_PIPELINE_SLUG" == "elastic-otel-java-release" ]; then
-    source .buildkite/hooks/prepare-release.sh
+  source .buildkite/hooks/prepare-release.sh
 fi
 
-# Run always
-source .buildkite/hooks/prepare-common.sh
+# Configure the java version
+JAVA_VERSION=$(cat .java-version | xargs | tr -dc '[:print:]')
+JAVA_HOME="${HOME}/.java/openjdk${JAVA_VERSION}"
+export JAVA_HOME
+PATH="${JAVA_HOME}/bin:$PATH"
+export PATH
 
+# Fallback to install at runtime
+if [ ! -d "${JAVA_HOME}" ] ; then
+  # This should not be the case normally untless the .java-version file has been changed
+  # and the VM Image is not yet available with the latest version.
+  echo "--- Install JDK${JAVA_VERSION} :java:"
+  JAVA_URL=https://jvm-catalog.elastic.co/jdk
+  JAVA_PKG="${JAVA_URL}/latest_openjdk_${JAVA_VERSION}_linux.tar.gz"
+  curl -L --output /tmp/jdk.tar.gz "${JAVA_PKG}"
+  mkdir -p "${JAVA_HOME}"
+  tar --extract --file /tmp/jdk.tar.gz --directory "${JAVA_HOME}" --strip-components 1
+fi
+
+# Validate the java version
+java -version

.buildkite/hooks/prepare-common.sh

@@ -1,5 +1,6 @@
 agents:
   provider: "gcp"
+  image: "family/elastic-otel-java-ubuntu-2204"
 
 steps:
   - label: "Build and publish release"

.buildkite/release.yml

@@ -1,5 +1,6 @@
 agents:
   provider: "gcp"
+  image: "family/elastic-otel-java-ubuntu-2204"
 
 steps:
   - label: "Build and publish snapshot"

.buildkite/snapshot.yml

@@ -23,12 +23,12 @@ echo $PATH
 java -version
 
 publishArg=''
-if [[ "$dry_run" == "true" ]] ; then
-    echo "--- Build and publish the release :package: (dry-run)"
-    publishArg='publishAllPublicationsToDryRunRepository'
-else
+if [[ "$dry_run" == "false" ]] ; then
     echo "--- Build and publish the release :package:"
     publishArg='publishToSonatype closeAndReleaseStagingRepository'
+else
+    echo "--- Build and publish the release :package: (dry-run)"
+    publishArg='publishAllPublicationsToDryRunRepository'
 fi
 
 ./gradlew \

.ci/release.sh

@@ -23,12 +23,12 @@ echo $PATH
 java -version
 
 publishArg=''
-if [[ "$dry_run" == "true" ]] ; then
-    echo "--- Build and publish the snapshot :package: (dry-run)"
-    publishArg='publishAllPublicationsToDryRunRepository'
-else
+if [[ "$dry_run" == "false" ]] ; then
     echo "--- Build and publish the snapshot :package:"
     publishArg='publishToSonatype closeAndReleaseStagingRepository'
+else
+    echo "--- Build and publish the snapshot :package: (dry-run)"
+    publishArg='publishAllPublicationsToDryRunRepository'
 fi
 
 ./gradlew \

.ci/snapshot.sh

@@ -26,18 +26,15 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Gradle JDK
-        uses: actions/setup-java@v4
-        with:
-          distribution: temurin
-          java-version: 17
-          cache: gradle
-
       - name: Gradle build, test and check
-        uses: gradle/gradle-build-action@v3
+        uses: ./.github/workflows/gradle-goal
         with:
-          arguments: check
+          command: "./gradlew check"
 
+      - name: Warmup gradle wrapper
+        uses: ./.github/workflows/gradle-goal
+        with:
+          command: "./gradlew check"
       - name: Store test results
         if: success() || failure()
         uses: actions/upload-artifact@v3

.github/workflows/build.yml

@@ -4,10 +4,10 @@ name: gradle-goal
 description: Install specific JDK and run a command
 
 inputs:
-  version:
-    description: 'Java version'
-    required: true
-    default: '17'
+  java-version-file:
+    description: 'The path to the .java-version file'
+    required: false
+    default: '.java-version'
   distribution:
     description: 'Java distribution'
     required: true
@@ -26,7 +26,7 @@ runs:
     - name: Set up JDK
       uses: actions/setup-java@v4
       with:
-        java-version: ${{ inputs.version }}
+        java-version-file: ${{ inputs.java-version-file }}
         distribution: ${{ inputs.distribution }}
         cache: 'gradle'
     - run: ${{ inputs.command }}

.github/workflows/gradle-goal/action.yml

@@ -0,0 +1 @@
+17