From ca8776a58680579d8710245badf1aeeefeefea05 Mon Sep 17 00:00:00 2001
From: Dongjoon Hyun <dongjoon@apache.org>
Date: Tue, 14 Oct 2025 19:51:51 -0700
Subject: [PATCH] [SPARK-53912] Add `cluster-preview.yaml` and
 `spark-connect-server-preview.yaml`

---
 examples/cluster-preview.yaml              | 32 ++++++++++++++++++++++
 examples/spark-connect-server-preview.yaml | 31 +++++++++++++++++++++
 2 files changed, 63 insertions(+)
 create mode 100644 examples/cluster-preview.yaml
 create mode 100644 examples/spark-connect-server-preview.yaml

diff --git a/examples/cluster-preview.yaml b/examples/cluster-preview.yaml
new file mode 100644
index 00000000..7e94de56
--- /dev/null
+++ b/examples/cluster-preview.yaml
@@ -0,0 +1,32 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+apiVersion: spark.apache.org/v1
+kind: SparkCluster
+metadata:
+  name: cluster-preview
+spec:
+  runtimeVersions:
+    sparkVersion: "4.1.0-preview2"
+  clusterTolerations:
+    instanceConfig:
+      initWorkers: 3
+      minWorkers: 3
+      maxWorkers: 3
+  sparkConf:
+    spark.kubernetes.container.image: "apache/spark:{{SPARK_VERSION}}"
+    spark.master.ui.title: "Prod Spark Cluster"
+    spark.master.rest.enabled: "true"
+    spark.master.rest.host: "0.0.0.0"
+    spark.ui.reverseProxy: "true"
diff --git a/examples/spark-connect-server-preview.yaml b/examples/spark-connect-server-preview.yaml
new file mode 100644
index 00000000..d4cb9342
--- /dev/null
+++ b/examples/spark-connect-server-preview.yaml
@@ -0,0 +1,31 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+apiVersion: spark.apache.org/v1
+kind: SparkApplication
+metadata:
+  name: spark-connect-server-preview
+spec:
+  mainClass: "org.apache.spark.sql.connect.service.SparkConnectServer"
+  sparkConf:
+    spark.dynamicAllocation.enabled: "true"
+    spark.dynamicAllocation.shuffleTracking.enabled: "true"
+    spark.dynamicAllocation.minExecutors: "3"
+    spark.dynamicAllocation.maxExecutors: "3"
+    spark.kubernetes.authenticate.driver.serviceAccountName: "spark"
+    spark.kubernetes.container.image: "apache/spark:{{SPARK_VERSION}}"
+  applicationTolerations:
+    resourceRetainPolicy: OnFailure
+  runtimeVersions:
+    sparkVersion: "4.1.0-preview2"