bump kind to 0.25; simplify using different k8s versions for cluster

Author: dgrove-oss

hack/create-kind-cluster.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+# Licensed 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.
+
+# Create a kind cluster without loading images or installing operators
+
+export ROOT_DIR="$(dirname "$(dirname "$(readlink -fn "$0")")")"
+CLUSTER_STARTED="false"
+
+source ${ROOT_DIR}/hack/e2e-util.sh
+
+kind_up_cluster
+add_virtual_GPUs

hack/create-test-cluster.sh

@@ -13,7 +13,6 @@
 # limitations under the License.
 
 # Create and configure a kind cluster for running the e2e tests
-# Does NOT install mcad
 
 export ROOT_DIR="$(dirname "$(dirname "$(readlink -fn "$0")")")"
 CLUSTER_STARTED="false"

hack/e2e-util.sh

@@ -14,8 +14,9 @@
 
 export LOG_LEVEL=${TEST_LOG_LEVEL:-2}
 export CLEANUP_CLUSTER=${CLEANUP_CLUSTER:-"true"}
-export CLUSTER_CONTEXT="--name test"
+export CLUSTER_CONTEXT=${CLUSTER_CONTEXT:-"--name test"}
 export KIND_OPT=${KIND_OPT:=" --config ${ROOT_DIR}/hack/kind-config.yaml"}
+export KIND_K8S_VERSION=${KIND_K8S_VERSION:-"1.27"}
 export KA_BIN=_output/bin
 export WAIT_TIME="20s"
 export KUTTL_VERSION=0.15.0
@@ -61,9 +62,9 @@ function update_test_host {
   which kind >/dev/null 2>&1
   if [ $? -ne 0 ]
   then
-    # Download kind binary (0.24.0)
-    echo "Downloading and installing kind v0.24.0...."
-    sudo curl -o /usr/local/bin/kind -L https://github.com/kubernetes-sigs/kind/releases/download/v0.24.0/kind-linux-${arch} && \
+    # Download kind binary (0.25.0)
+    echo "Downloading and installing kind v0.25.0...."
+    sudo curl -o /usr/local/bin/kind -L https://github.com/kubernetes-sigs/kind/releases/download/v0.25.0/kind-linux-${arch} && \
     sudo chmod +x /usr/local/bin/kind
     [ $? -ne 0 ] && echo "Failed to download kind" && exit 1
     echo "Kind was sucessfully installed."
@@ -154,15 +155,34 @@ function pull_images {
 }
 
 function kind_up_cluster {
-  echo "Running kind: [kind create cluster ${CLUSTER_CONTEXT} ${KIND_OPT}]"
-  kind create cluster ${CLUSTER_CONTEXT} ${KIND_OPT} --wait ${WAIT_TIME}
+  case $KIND_K8S_VERSION in
+    1.27)
+      KIND_NODE_TAG=${KIND_NODE_TAG:="v1.27.16@sha256:2d21a61643eafc439905e18705b8186f3296384750a835ad7a005dceb9546d20"}
+      ;;
+    1.29)
+      KIND_NODE_TAG=${KIND_NODE_TAG:="v1.29.10@sha256:3b2d8c31753e6c8069d4fc4517264cd20e86fd36220671fb7d0a5855103aa84b"}
+      ;;
+    1.30)
+      KIND_NODE_TAG=${KIND_NODE_TAG:="v1.30.6@sha256:b6d08db72079ba5ae1f4a88a09025c0a904af3b52387643c285442afb05ab994"}
+      ;;
+    1.31)
+      KIND_NODE_TAG=${KIND_NODE_TAG:="v1.31.2@sha256:18fbefc20a7113353c7b75b5c869d7145a6abd6269154825872dc59c1329912e"}
+      ;;
+    *)
+      echo "Unexpected kubernetes version: $KIND_K8S__VERSION"
+      exit 1
+  esac
+  echo "Running kind: [kind create cluster ${CLUSTER_CONTEXT} --image kindest/node:${KIND_NODE_TAG} ${KIND_OPT}]"
+  kind create cluster ${CLUSTER_CONTEXT} --image kindest/node:${KIND_NODE_TAG} ${KIND_OPT} --wait ${WAIT_TIME}
   if [ $? -ne 0 ]
   then
     echo "Failed to start kind cluster"
     exit 1
   fi
   CLUSTER_STARTED="true"
+}
 
+function kind_load_images {
   for image in ${IMAGE_ECHOSERVER} ${IMAGE_BUSY_BOX_LATEST} ${IMAGE_KUBEFLOW_OPERATOR} ${IMAGE_KUBERAY_OPERATOR}
   do
     kind load docker-image ${image} ${CLUSTER_CONTEXT}

hack/kind-config.yaml

@@ -2,14 +2,6 @@ kind: Cluster
 apiVersion: kind.x-k8s.io/v1alpha4
 # 1 control plane node and 2 worker nodes
 nodes:
-# the control plane node config
 - role: control-plane
-  # kubernetes version 1.27.17 from kind v0.24.0
-  image: kindest/node:v1.27.17@sha256:3fd82731af34efe19cd54ea5c25e882985bafa2c9baefe14f8deab1737d9fabe
-# the workers
 - role: worker
-  # kubernetes version 1.27.17 from kind v0.24.0
-  image: kindest/node:v1.27.17@sha256:3fd82731af34efe19cd54ea5c25e882985bafa2c9baefe14f8deab1737d9fabe
 - role: worker
-  # kubernetes version 1.27.17 from kind v0.24.0
-  image: kindest/node:v1.27.17@sha256:3fd82731af34efe19cd54ea5c25e882985bafa2c9baefe14f8deab1737d9fabe