chore: demo of changes from sdk-platform-java#3737

See [sdk-platform-java#3737](googleapis/sdk-platform-java#3737) for more context.
TL;DR: we are introducing an additional Kokoro job to run native tests against GraalVM for JDK 17.0.9

Author: diegomarquezp

.github/generated-files-bot.yml

@@ -6,6 +6,7 @@ externalManifests:
   file: '.github/readme/synth.metadata/synth.metadata'
   jsonpath: '$.generatedFiles[*]'
 ignoreAuthors:
+- 'cloud-java-bot'
 - 'renovate-bot'
 - 'yoshi-automation'
 - 'release-please[bot]'

.github/workflows/renovate_config_check.yaml

@@ -7,7 +7,7 @@ on:
 
 jobs:
   renovate_bot_config_validation:
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-22.04
 
     steps:
     - name: Checkout code
@@ -16,7 +16,7 @@ jobs:
     - name: Set up Node.js
       uses: actions/setup-node@v4
       with:
-        node-version: '22'
+        node-version: '20'
 
     - name: Install Renovate and Config Validator
       run: |

.github/workflows/samples.yaml

@@ -24,7 +24,7 @@ jobs:
       - uses: actions/setup-java@v4
         with:
           distribution: temurin
-          java-version: 11
+          java-version: 8
       - name: Run checkstyle
         run: mvn -P lint --quiet --batch-mode checkstyle:check
         working-directory: samples/snippets

.github/workflows/update_generation_config.yaml

@@ -21,7 +21,7 @@ on:
 
 jobs:
   update-generation-config:
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-22.04
     env:
       # the branch into which the pull request is merged
       base_branch: main
@@ -37,7 +37,8 @@ jobs:
         [ -z "$(git config user.email)" ] && git config --global user.email "cloud-java-bot@google.com"
         [ -z "$(git config user.name)" ] && git config --global user.name "cloud-java-bot"
         bash .github/scripts/update_generation_config.sh \
-          --base_branch "${base_branch}"\
+          --base_branch "${base_branch}" \
           --repo ${{ github.repository }}
       env:
         GH_TOKEN: ${{ secrets.CLOUD_JAVA_BOT_TOKEN }}
+

.kokoro/presubmit/graalvm-a.cfg

@@ -0,0 +1,38 @@
+# Format: //devtools/kokoro/config/proto/build.proto
+
+# Configure the docker image for kokoro-trampoline.
+env_vars: {
+  key: "TRAMPOLINE_IMAGE"
+  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_b:3.45.1"
+}
+
+env_vars: {
+  key: "JOB_TYPE"
+  value: "graalvmA"
+}
+
+# TODO: remove this after we've migrated all tests and scripts
+env_vars: {
+  key: "GCLOUD_PROJECT"
+  value: "gcloud-devel"
+}
+
+env_vars: {
+  key: "GOOGLE_CLOUD_PROJECT"
+  value: "gcloud-devel"
+}
+
+env_vars: {
+  key: "GOOGLE_APPLICATION_CREDENTIALS"
+  value: "secret_manager/java-it-service-account"
+}
+
+env_vars: {
+  key: "SECRET_MANAGER_KEYS"
+  value: "java-it-service-account"
+}
+
+env_vars: {
+  key: "IT_SERVICE_ACCOUNT_EMAIL"
+  value: "it-service-account@gcloud-devel.iam.gserviceaccount.com"
+}

.kokoro/presubmit/graalvm-b.cfg

@@ -0,0 +1,38 @@
+# Format: //devtools/kokoro/config/proto/build.proto
+
+# Configure the docker image for kokoro-trampoline.
+env_vars: {
+  key: "TRAMPOLINE_IMAGE"
+  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_b:3.45.1"
+}
+
+env_vars: {
+  key: "JOB_TYPE"
+  value: "graalvmB"
+}
+
+# TODO: remove this after we've migrated all tests and scripts
+env_vars: {
+  key: "GCLOUD_PROJECT"
+  value: "gcloud-devel"
+}
+
+env_vars: {
+  key: "GOOGLE_CLOUD_PROJECT"
+  value: "gcloud-devel"
+}
+
+env_vars: {
+  key: "GOOGLE_APPLICATION_CREDENTIALS"
+  value: "secret_manager/java-it-service-account"
+}
+
+env_vars: {
+  key: "SECRET_MANAGER_KEYS"
+  value: "java-it-service-account"
+}
+
+env_vars: {
+  key: "IT_SERVICE_ACCOUNT_EMAIL"
+  value: "it-service-account@gcloud-devel.iam.gserviceaccount.com"
+}

.kokoro/presubmit/graalvm-c.cfg

@@ -0,0 +1,38 @@
+# Format: //devtools/kokoro/config/proto/build.proto
+
+# Configure the docker image for kokoro-trampoline.
+env_vars: {
+  key: "TRAMPOLINE_IMAGE"
+  value: "gcr.io/cloud-devrel-public-resources/graalvm_sdk_platform_b:3.45.1"
+}
+
+env_vars: {
+  key: "JOB_TYPE"
+  value: "graalvmC"
+}
+
+# TODO: remove this after we've migrated all tests and scripts
+env_vars: {
+  key: "GCLOUD_PROJECT"
+  value: "gcloud-devel"
+}
+
+env_vars: {
+  key: "GOOGLE_CLOUD_PROJECT"
+  value: "gcloud-devel"
+}
+
+env_vars: {
+  key: "GOOGLE_APPLICATION_CREDENTIALS"
+  value: "secret_manager/java-it-service-account"
+}
+
+env_vars: {
+  key: "SECRET_MANAGER_KEYS"
+  value: "java-it-service-account"
+}
+
+env_vars: {
+  key: "IT_SERVICE_ACCOUNT_EMAIL"
+  value: "it-service-account@gcloud-devel.iam.gserviceaccount.com"
+}