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new 361ece3b9747 [SPARK-55704][K8S] Add
`Constants.DEFAULT_PVC_ACCESS_MODE` for reuse
361ece3b9747 is described below
commit 361ece3b9747d691486e505689e1115208c435d5
Author: Dongjoon Hyun <[email protected]>
AuthorDate: Wed Feb 25 23:23:09 2026 -0800
[SPARK-55704][K8S] Add `Constants.DEFAULT_PVC_ACCESS_MODE` for reuse
### What changes were proposed in this pull request?
This PR aims to add `Constants.DEFAULT_PVC_ACCESS_MODE` for reuse.
### Why are the changes needed?
To allow the downstream projects like `Apache Spark K8s Operator` to reuse
this constant.
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
Pass the CIs.
### Was this patch authored or co-authored using generative AI tooling?
Generated-by: `Gemini 3.1 Pro (High)` on `Antigravity`
Closes #54503 from dongjoon-hyun/SPARK-55704.
Authored-by: Dongjoon Hyun <[email protected]>
Signed-off-by: Dongjoon Hyun <[email protected]>
---
.../core/src/main/scala/org/apache/spark/deploy/k8s/Constants.scala | 1 +
.../apache/spark/deploy/k8s/features/MountVolumesFeatureStep.scala | 5 ++---
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git
a/resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/Constants.scala
b/resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/Constants.scala
index d9b3c3df945a..4ffd617c4e4c 100644
---
a/resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/Constants.scala
+++
b/resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/Constants.scala
@@ -105,6 +105,7 @@ object Constants {
val KUBERNETES_MASTER_INTERNAL_URL = "https://kubernetes.default.svc";
val DEFAULT_DRIVER_CONTAINER_NAME = "spark-kubernetes-driver"
val DEFAULT_EXECUTOR_CONTAINER_NAME = "spark-kubernetes-executor"
+ val DEFAULT_PVC_ACCESS_MODE = "ReadWriteOncePod"
val NON_JVM_MEMORY_OVERHEAD_FACTOR = 0.4d
val CONNECT_GRPC_BINDING_PORT = "spark.connect.grpc.binding.port"
val EXIT_EXCEPTION_ANNOTATION = "spark.exit-exception"
diff --git
a/resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/features/MountVolumesFeatureStep.scala
b/resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/features/MountVolumesFeatureStep.scala
index 3d89696f19fc..d851ba01cf68 100644
---
a/resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/features/MountVolumesFeatureStep.scala
+++
b/resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/features/MountVolumesFeatureStep.scala
@@ -23,7 +23,7 @@ import io.fabric8.kubernetes.api.model._
import org.apache.spark.deploy.k8s._
import org.apache.spark.deploy.k8s.Config.KUBERNETES_USE_LEGACY_PVC_ACCESS_MODE
-import org.apache.spark.deploy.k8s.Constants.{ENV_EXECUTOR_ID,
SPARK_APP_ID_LABEL}
+import org.apache.spark.deploy.k8s.Constants.{DEFAULT_PVC_ACCESS_MODE,
ENV_EXECUTOR_ID, SPARK_APP_ID_LABEL}
private[spark] class MountVolumesFeatureStep(conf: KubernetesConf)
extends KubernetesFeatureConfigStep {
@@ -33,7 +33,7 @@ private[spark] class MountVolumesFeatureStep(conf:
KubernetesConf)
val accessMode = if (conf.get(KUBERNETES_USE_LEGACY_PVC_ACCESS_MODE)) {
"ReadWriteOnce"
} else {
- PVC_ACCESS_MODE
+ DEFAULT_PVC_ACCESS_MODE
}
override def configurePod(pod: SparkPod): SparkPod = {
@@ -142,5 +142,4 @@ private[spark] object MountVolumesFeatureStep {
val PVC_ON_DEMAND = "OnDemand"
val PVC = "PersistentVolumeClaim"
val PVC_POSTFIX = "-pvc"
- val PVC_ACCESS_MODE = "ReadWriteOncePod"
}
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