From 809d31f5b88ada4c55e7c447a224c9d0932c3d4c Mon Sep 17 00:00:00 2001
From: Lonnie Liu <lonnie@anyscale.com>
Date: Wed, 10 Dec 2025 19:56:48 +0000
Subject: [PATCH] [k8s test] migrate to use python 3.10

stop using python 3.9

Signed-off-by: Lonnie Liu <lonnie@anyscale.com>
---
 .buildkite/kuberay.rayci.yml   | 6 +++++-
 ci/docker/k8s.build.Dockerfile | 2 +-
 ci/docker/k8s.build.wanda.yaml | 2 +-
 ci/k8s/run-chaos-test.sh       | 1 +
 ci/k8s/run-operator-tests.sh   | 5 +++++
 5 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/.buildkite/kuberay.rayci.yml b/.buildkite/kuberay.rayci.yml
index 3cd811020c7f..811cc9a87c37 100644
--- a/.buildkite/kuberay.rayci.yml
+++ b/.buildkite/kuberay.rayci.yml
@@ -3,7 +3,7 @@ steps:
   - name: k8sbuild
     wanda: ci/docker/k8s.build.wanda.yaml
     depends_on:
-      - oss-ci-base_build
+      - oss-ci-base_build-multipy
     tags: cibase
 
   - label: ":kubernetes: operator"
@@ -19,6 +19,8 @@ steps:
       - manylinux
       - forge
       - raycpubase
+      - ray-core-build
+      - ray-dashboard-build
 
   - label: ":kubernetes: chaos {{matrix.workload}} under {{matrix.fault}}"
     key: kuberay_tests
@@ -45,3 +47,5 @@ steps:
       - manylinux
       - forge
       - raycpubase
+      - ray-core-build
+      - ray-dashboard-build
diff --git a/ci/docker/k8s.build.Dockerfile b/ci/docker/k8s.build.Dockerfile
index df5746d0706d..8765c6c9f00d 100644
--- a/ci/docker/k8s.build.Dockerfile
+++ b/ci/docker/k8s.build.Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.3-labs
 
-FROM cr.ray.io/rayproject/oss-ci-base_build
+FROM cr.ray.io/rayproject/oss-ci-base_build-py3.10
 
 SHELL ["/bin/bash", "-ice"]
 
diff --git a/ci/docker/k8s.build.wanda.yaml b/ci/docker/k8s.build.wanda.yaml
index dc4f1227a6cc..dbf4ec0cf6a9 100644
--- a/ci/docker/k8s.build.wanda.yaml
+++ b/ci/docker/k8s.build.wanda.yaml
@@ -1,5 +1,5 @@
 name: k8sbuild
-froms: ["cr.ray.io/rayproject/oss-ci-base_build"]
+froms: ["cr.ray.io/rayproject/oss-ci-base_build-py3.10"]
 dockerfile: ci/docker/k8s.build.Dockerfile
 srcs:
   - python/requirements.txt
diff --git a/ci/k8s/run-chaos-test.sh b/ci/k8s/run-chaos-test.sh
index f3be4848ad08..6faae5a4c63c 100644
--- a/ci/k8s/run-chaos-test.sh
+++ b/ci/k8s/run-chaos-test.sh
@@ -6,6 +6,7 @@ CHAOS_FAULT="${1:-no_fault}"
 CHAOS_WORKLOAD="${2:-test_potato_passer}"
 
 bazel run //ci/ray_ci:build_in_docker -- docker \
+    --python-version 3.10 \
     --platform cpu --canonical-tag kuberay-test
 docker tag rayproject/ray:kuberay-test ray-ci:kuberay-test
 
diff --git a/ci/k8s/run-operator-tests.sh b/ci/k8s/run-operator-tests.sh
index c206985deaf3..faccad315ea3 100644
--- a/ci/k8s/run-operator-tests.sh
+++ b/ci/k8s/run-operator-tests.sh
@@ -4,8 +4,11 @@ set -euo pipefail
 
 # TODO(aslonnie): refactor this test to be hermetic.
 
+PYTHON_VERSION=3.10
+
 echo "--- Build image"
 bazel run //ci/ray_ci:build_in_docker -- docker \
+    --python-version "$PYTHON_VERSION" \
     --platform cpu --canonical-tag kuberay-test
 docker tag rayproject/ray:kuberay-test ray-ci:kuberay-test
 
@@ -49,6 +52,7 @@ bazel run //ci/ray_ci:test_in_docker -- //python/ray/tests/... kuberay \
     --test-env=RAY_IMAGE=docker.io/library/ray-ci:kuberay-test \
     --test-env=PULL_POLICY=Never \
     --test-env=KUBECONFIG=/tmp/rayci-kubeconfig \
+    --python-version "$PYTHON_VERSION" \
     "--test-env=KUBECONFIG_BASE64=$(base64 -w0 "$HOME/.kube/config")"
 
 # Test for autoscaler v2.
@@ -59,4 +63,5 @@ bazel run //ci/ray_ci:test_in_docker -- //python/ray/tests/... kuberay \
     --test-env=PULL_POLICY=Never \
     --test-env=AUTOSCALER_V2=True \
     --test-env=KUBECONFIG=/tmp/rayci-kubeconfig \
+    --python-version "$PYTHON_VERSION" \
     "--test-env=KUBECONFIG_BASE64=$(base64 -w0 "$HOME/.kube/config")"