#!/bin/bash THIS_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )" DOWNLOAD_DIR=/tmp/occlum_java_toolchain INSTALL_DIR=/opt/occlum/toolchains/jvm JDK=java-11-alibaba-dragonwell # Exit if any command fails set -e # Clean previous download and installation if any rm -rf ${DOWNLOAD_DIR} rm -rf ${INSTALL_DIR}/${JDK} # Create the download directory mkdir -p ${DOWNLOAD_DIR} cd ${DOWNLOAD_DIR} # Download and install Dragonwell JDK wget https://dragonwell.oss-cn-shanghai.aliyuncs.com/11/11.0.8.3_GA/linux/x64/Alibaba_Dragonwell_11.0.8.3-Enclave-Experimental-WithoutDebugInfo_x64.zip unzip Alibaba_Dragonwell_11.0.8.3-Enclave-Experimental-WithoutDebugInfo_x64.zip mkdir -p ${INSTALL_DIR} mv ${DOWNLOAD_DIR}/jdk ${INSTALL_DIR}/${JDK} ln -sf . ${INSTALL_DIR}/${JDK}/jre # Clean the download directory rm -rf ${DOWNLOAD_DIR} # Generate the wrappers for executables mkdir -p ${INSTALL_DIR}/bin cat > ${INSTALL_DIR}/bin/occlum-java < ${INSTALL_DIR}/bin/occlum-javac <