Add shell scripts to run v8o tests in Jenkins (#3940)

* Add shell scripts to run v8o tests in Jenkins

Author: sankarpn

jenkinsVzScript.sh

@@ -0,0 +1,129 @@
+#!/bin/bash
+# Copyright (c) 2023, Oracle and/or its affiliates.
+# Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl.
+#
+# This script checks for the below required environment variables on Jenkins and runs the integration tests
+# APACHE_MAVEN_HOME
+# HELM_VERSION
+# KUBECTL_VERSION
+# KIND_VERSION
+# IT_TEST
+# WDT_DOWNLOAD_URL
+# WIT_DOWNLOAD_URL
+# NUMBER_OF_THREADS
+# JAVA_HOME
+# BASE_IMAGES_REPO
+# BASE_IMAGES_REPO_USERNAME
+# BASE_IMAGES_REPO_PASSWORD
+# BASE_IMAGES_REPO_EMAIL
+
+set -o errexit
+set -o pipefail
+
+function checkEnvVars {
+  local has_errors=false
+  while [ ! -z "${1}" ]; do
+    if [ -z "${!1}" ]; then
+      echo "Error: '${1}' env variable is not set"
+      has_errors=true
+    else
+      if [ "${1/PASSWORD//}" = "${1}" ]; then
+        echo "Info: env var ${1}='${!1}'"
+      else
+        echo "Info: env var ${1}='***'"
+      fi
+    fi
+    shift
+  done
+  if [ ! "$has_errors" = "false" ]; then
+    echo "Error: Missing env vars, exiting."
+    exit 1
+  fi
+}
+function ver { printf %02d%02d%02d%02d%02d $(echo "$1" | tr '.' ' '); }
+function checkJavaVersion {
+  java_version=`java -version 2>&1 >/dev/null | grep 'java version' | awk '{print $3}'`
+  echo "Info: java version ${java_version}"
+  if [ $(ver $java_version) -lt $(ver "11.0.10") ]; then
+    echo "Error: Java version should be 11.0.10 or higher"
+    exit 1
+  fi
+}
+
+# Record start time in a format appropriate for journalctl --since
+start_time=$(date +"%Y-%m-%d %H:%M:%S")
+
+echo "WORKSPACE ${WORKSPACE}"
+
+checkEnvVars  \
+   APACHE_MAVEN_HOME  \
+   HELM_VERSION  \
+   KUBECTL_VERSION \
+   KIND_VERSION  \
+   IT_TEST  \
+   WDT_DOWNLOAD_URL  \
+   WIT_DOWNLOAD_URL  \
+   NUMBER_OF_THREADS  \
+   JAVA_HOME  \
+   BASE_IMAGES_REPO \
+   BASE_IMAGES_REPO_USERNAME  \
+   BASE_IMAGES_REPO_PASSWORD  \
+   BASE_IMAGES_REPO_EMAIL
+
+
+mkdir -p ${WORKSPACE}/bin
+
+export PATH=${JAVA_HOME}/bin:${APACHE_MAVEN_HOME}/bin:${WORKSPACE}/bin:$PATH
+
+which java
+java -version
+checkJavaVersion
+
+which mvn
+mvn --version
+
+echo 'Info: Set up helm...'
+curl -Lo "helm.tar.gz" "https://objectstorage.us-phoenix-1.oraclecloud.com/n/weblogick8s/b/wko-system-test-files/o/helm%2Fhelm-v${HELM_VERSION}.tar.gz"
+tar zxf helm.tar.gz
+cp linux-amd64/helm ${WORKSPACE}/bin/helm
+helm version
+
+KCLI="kubectl" # this string has a deliberate exclusion in the 'validateCLI.sh' validation check for direct use of the k8s cli
+echo "Info: Set up ${KCLI}..."
+curl -Lo "${WORKSPACE}/bin/${KCLI}" "https://objectstorage.us-phoenix-1.oraclecloud.com/n/weblogick8s/b/wko-system-test-files/o/${KCLI}%2F${KCLI}-v${KUBECTL_VERSION}"
+chmod +x ${WORKSPACE}/bin/${KCLI}
+${KCLI} version --client=true
+
+echo 'Info: Set up kind...'
+curl -Lo "${WORKSPACE}/bin/kind" "https://objectstorage.us-phoenix-1.oraclecloud.com/n/weblogick8s/b/wko-system-test-files/o/kind%2Fkind-v${KIND_VERSION}"
+chmod +x "${WORKSPACE}/bin/kind"
+kind version
+
+export RESULT_ROOT=${WORKSPACE}/RESULT_ROOT
+export BRANCH_NAME=${BRANCH}
+
+cd $WORKSPACE
+[ -d ${WORKSPACE}/logdir ] && rm -rf ${WORKSPACE}/logdir && mkdir -p ${WORKSPACE}/logdir
+pwd
+ls
+
+echo "Info: soft limits"
+ulimit -a
+echo "Info: hard limits"
+ulimit -aH
+
+mkdir $WORKSPACE/jdk
+cd $WORKSPACE/jdk
+wget https://download.oracle.com/java/17/archive/jdk-17.0.5_linux-x64_bin.tar.gz
+tar -xvf jdk-17.0.5_linux-x64_bin.tar.gz
+
+export JAVA_HOME=$WORKSPACE/jdk/jdk-17.0.5
+cd $WORKSPACE
+
+echo "Info: Run tests.."
+sh -x ./vztest.sh -t "${IT_TEST}" -v ${KUBE_VERSION} -p ${PARALLEL_RUN} -d ${WDT_DOWNLOAD_URL} -i ${WIT_DOWNLOAD_URL} -x ${NUMBER_OF_THREADS} -m ${MAVEN_PROFILE_NAME}
+
+mkdir -m777 -p "${WORKSPACE}/logdir/${BUILD_TAG}/wl_k8s_test_results"
+journalctl --utc --dmesg --system --since "$start_time" > "${WORKSPACE}/logdir/${BUILD_TAG}/wl_k8s_test_results/journalctl-compute.out"
+
+sudo chown -R opc "${WORKSPACE}/logdir/${BUILD_TAG}"