Adding script to get rancher and k8s versions

tests/v2/validation/pipeline/Jenkinsfile.release.upgrade.local

@@ -150,6 +150,14 @@ node {
           dir ("./") {
             try {
               stage('Configure and Build') {
+                config = config.replace('${AWS_SECRET_ACCESS_KEY}', env.AWS_SECRET_ACCESS_KEY)
+                config = config.replace('${AWS_ACCESS_KEY_ID}', env.AWS_ACCESS_KEY_ID)
+                config = config.replace('${AWS_IAM_PROFILE}', env.AWS_IAM_PROFILE)
+                config = config.replace('${AWS_REGION}', env.AWS_REGION)
+                config = config.replace('${AWS_VPC}', env.AWS_VPC)
+                config = config.replace('${AWS_SECURITY_GROUPS}', env.AWS_SECURITY_GROUPS)
+                config = config.replace('${ADMIN_PASSWORD}', env.ADMIN_PASSWORD)
+
                 if (env.AWS_SSH_PEM_KEY && env.AWS_SSH_KEY_NAME) {
                   dir("./rancher/tests/v2/validation/.ssh") {
                     def decoded = new String(AWS_SSH_PEM_KEY.decodeBase64())
@@ -160,9 +168,37 @@ node {
                   def filename = "config.yaml"
                   def configContents = env.CONFIG
 
+                  def rancherK8sVersions = ""
+                  try{
+                      rancherK8sVersions= sh (
+                        script: "${workPath}pipeline/scripts/rancher_k8s_version.sh",
+                        returnStdout: true
+                      )
+                    } catch(err){
+                     echo "Unable to get the versions of rancher and k8s " + err
+                    }
+
+                  // Parse the output
+                  def lines = rancherK8sVersions.split('\n')
+                  def rancherVersion = lines[0].replace("Latest Rancher Version: ", "").trim()
+                  def k8sVersions = lines[1].replace("Latest Kubernetes Versions: ", "").trim()
+
+                  def versionArray = k8sVersions.split(',')
+                  def preUpgradeK8s = versionArray[0]?.trim() 
+                  def postUpgradeK8s = versionArray[1]?.trim() 
+
+                  echo "Rancher Version: ${rancherVersion}"
+                  echo "Kubernetes Versions: ${k8sVersions}"
+
+                  sh "./yq e '.corralConfigs.corralConfigVars.rancher_image_tag = \"${rancherVersion}\"' -i ${configPath}"
+                  sh "./yq e '.corralConfigs.corralConfigVars.rancher_version = \"${rancherVersion}\"' -i ${configPath}"
+                  sh "./yq e '.corralConfigs.corralConfigVars.kubernetes_version = \"${preUpgradeK8s}\"' -i ${configPath}"
+                  sh "./yq e '.rancher.host = \"${rancherHostName}\"' -i ${configPath}"
+
                   writeFile file: filename, text: configContents
                   env.CATTLE_TEST_CONFIG = workPath+filename
                 }
+
                 dir ("./") {
                   sh "./rancher/tests/v2/validation/configure.sh"
                   sh "docker build . -f ./rancher/tests/v2/validation/Dockerfile.e2e --build-arg CORRAL_VERSION=${env.CORRAL_VERSION} --build-arg RKE_VERSION=${env.RKE_VERSION} -t ${imageName}"

tests/v2/validation/pipeline/scripts/rancher_k8s_version.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+latest_rancher_version=$(curl -s https://prime.ribs.rancher.io/index.html | grep  "release-v[0-9]*" | sort -V | tail -n 1 |  sed -E 's/.*release-(v[0-9]+\.[0-9]+\.[0-9]+).*/\1/')
+echo "Latest Rancher Version: $latest_rancher_version"
+
+k8s_versions=$(curl -s "https://prime.ribs.rancher.io/rancher/${latest_rancher_version}/rancher-images.txt" | grep "rancher/hardened-kubernetes:" | awk -F':' '{print $2}'  | awk -F '-build' '{print $1}' | sort -V | awk -F '.' '
+        {versions[$1"."$2] = $0} # Keep only the latest version for each major.minor
+        END {
+            for (v in versions) print versions[v]","
+        }' | sort -V | tail -n 2)
+
+
+# Output the results
+echo "Latest Kubernetes Versions:"
+echo "$k8s_versions"
+