Script to do the set up and run integration tests from Jenkins (#2373)

* Script to do the set up and run integration tests from Jenkins

Author: vanajamukkara

jenkinsScript.sh

@@ -0,0 +1,126 @@
+#!/bin/bash
+# Copyright (c) 2021, 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
+# OCR_PASSWORD
+# OCR_USERNAME
+# OCIR_USERNAME
+# OCIR_PASSWORD
+# OCIR_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
+}
+
+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  \
+   OCR_PASSWORD  \
+   OCR_USERNAME  \
+   OCIR_USERNAME  \
+   OCIR_PASSWORD  \
+   OCIR_EMAIL
+
+
+mkdir -p ${WORKSPACE}/bin
+
+export PATH=${JAVA_HOME}/bin:${APACHE_MAVEN_HOME}/bin:${WORKSPACE}/bin:$PATH
+
+which java
+java -version
+checkJavaVersion
+
+which mvn
+mvn --version
+
+echo 'Info: Set up helm...'
+curl -LO --retry 3 https://get.helm.sh/helm-v${HELM_VERSION}-linux-amd64.tar.gz
+tar -xf helm-v${HELM_VERSION}-linux-amd64.tar.gz
+cp linux-amd64/helm ${WORKSPACE}/bin/helm
+helm version
+
+echo 'Info: Set up kubectl...'
+curl -LO --retry 3 https://storage.googleapis.com/kubernetes-release/release/v${KUBECTL_VERSION}/bin/linux/amd64/kubectl
+mv kubectl bin/kubectl
+chmod +x bin/kubectl
+kubectl version --client=true
+
+echo 'Info: Set up kind...'
+curl -Lo ./kind --retry 3 https://kind.sigs.k8s.io/dl/v${KIND_VERSION}/kind-$(uname)-amd64
+chmod +x ./kind
+mv ./kind bin/kind
+kind version
+
+export TWO_CLUSTERS=false
+export RESULT_ROOT=${WORKSPACE}/RESULT_ROOT
+export BRANCH_NAME=${BRANCH}
+
+cd $WORKSPACE
+[ -d ${WORKSPACE}/logdir ] && rm -rf ${WORKSPACE}/logdir && mkdir -p ${WORKSPACE}/logdir
+pwd
+ls
+
+echo "Info: soft limits"
+ulimit -a
+echo "Info: hard limits"
+ulimit -aH
+
+echo 'Info: Run build...'
+mvn clean install
+
+helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
+helm repo add stable https://charts.helm.sh/stable --force-update
+helm repo update
+
+echo "Info: Run tests.."
+sh -x ./kindtest.sh -t "${IT_TEST}" -v ${KUBE_VERSION} -p ${PARALLEL_RUN} -d ${WDT_DOWNLOAD_URL} -i ${WIT_DOWNLOAD_URL} -x ${NUMBER_OF_THREADS}
+
+