| #!/usr/bin/env bash |
| |
| # |
| # Install JDK for Linux and Mac OS |
| # |
| # This script determines the most recent early-access build number, |
| # downloads the JDK archive to the user home directory and extracts |
| # it there. |
| # |
| # Exported environment variables (when sourcing this script) |
| # |
| # JAVA_HOME is set to the extracted JDK directory |
| # PATH is prepended with ${JAVA_HOME}/bin |
| # |
| # (C) 2018 Christian Stein |
| # |
| # https://github.com/sormuras/bach/blob/master/install-jdk.sh |
| # |
| |
| set -o errexit |
| #set -o nounset # https://github.com/travis-ci/travis-ci/issues/5434 |
| #set -o xtrace |
| |
| function initialize() { |
| readonly script_name="$(basename "${BASH_SOURCE[0]}")" |
| readonly script_version='2018-10-17' |
| |
| dry=false |
| silent=false |
| verbose=false |
| emit_java_home=false |
| |
| feature='ea' |
| license='GPL' |
| os='?' |
| url='?' |
| workspace="${HOME}" |
| target='?' |
| cacerts=false |
| } |
| |
| function usage() { |
| cat << EOF |
| Usage: ${script_name} [OPTION]... |
| Download and extract the latest-and-greatest JDK from java.net or Oracle. |
| |
| Version: ${script_version} |
| Options: |
| -h|--help Displays this help |
| -d|--dry-run Activates dry-run mode |
| -s|--silent Displays no output |
| -e|--emit-java-home Print value of "JAVA_HOME" to stdout (ignores silent mode) |
| -v|--verbose Displays verbose output |
| |
| -f|--feature 9|10|...|ea JDK feature release number, defaults to "ea" |
| -l|--license GPL|BCL License defaults to "GPL", BCL also indicates OTN-LA for Oracle Java SE |
| -o|--os linux-x64|osx-x64 Operating system identifier (works best with GPL license) |
| -u|--url "https://..." Use custom JDK archive (provided as .tar.gz file) |
| -w|--workspace PATH Working directory defaults to \${HOME} [${HOME}] |
| -t|--target PATH Target directory, defaults to first component of the tarball |
| -c|--cacerts Link system CA certificates (currently only Debian/Ubuntu is supported) |
| EOF |
| } |
| |
| function script_exit() { |
| if [[ $# -eq 1 ]]; then |
| printf '%s\n' "$1" |
| exit 0 |
| fi |
| |
| if [[ $# -eq 2 && $2 =~ ^[0-9]+$ ]]; then |
| printf '%b\n' "$1" |
| exit "$2" |
| fi |
| |
| script_exit 'Invalid arguments passed to script_exit()!' 2 |
| } |
| |
| function say() { |
| if [[ ${silent} != true ]]; then |
| echo "$@" |
| fi |
| } |
| |
| function verbose() { |
| if [[ ${verbose} == true ]]; then |
| echo "$@" |
| fi |
| } |
| |
| function parse_options() { |
| local option |
| while [[ $# -gt 0 ]]; do |
| option="$1" |
| shift |
| case ${option} in |
| -h|-H|--help) |
| usage |
| exit 0 |
| ;; |
| -v|-V|--verbose) |
| verbose=true |
| ;; |
| -s|-S|--silent) |
| silent=true |
| verbose "Silent mode activated" |
| ;; |
| -d|-D|--dry-run) |
| dry=true |
| verbose "Dry-run mode activated" |
| ;; |
| -e|-E|--emit-java-home) |
| emit_java_home=true |
| verbose "Emitting JAVA_HOME" |
| ;; |
| -f|-F|--feature) |
| feature="$1" |
| verbose "feature=${feature}" |
| shift |
| ;; |
| -l|-L|--license) |
| license="$1" |
| verbose "license=${license}" |
| shift |
| ;; |
| -o|-O|--os) |
| os="$1" |
| verbose "os=${os}" |
| shift |
| ;; |
| -u|-U|--url) |
| url="$1" |
| verbose "url=${url}" |
| shift |
| ;; |
| -w|-W|--workspace) |
| workspace="$1" |
| verbose "workspace=${workspace}" |
| shift |
| ;; |
| -t|-T|--target) |
| target="$1" |
| verbose "target=${target}" |
| shift |
| ;; |
| -c|-C|--cacerts) |
| cacerts=true |
| verbose "Linking system CA certificates" |
| ;; |
| *) |
| script_exit "Invalid argument was provided: ${option}" 2 |
| ;; |
| esac |
| done |
| } |
| |
| function determine_latest_jdk() { |
| local number |
| local curl_result |
| local url |
| |
| verbose "Determine latest JDK feature release number" |
| number=9 |
| while [[ ${number} != 99 ]] |
| do |
| url=http://jdk.java.net/${number} |
| curl_result=$(curl -o /dev/null --silent --head --write-out %{http_code} ${url}) |
| if [[ ${curl_result} -ge 400 ]]; then |
| break |
| fi |
| verbose " Found ${url} [${curl_result}]" |
| latest_jdk=${number} |
| number=$[$number +1] |
| done |
| |
| verbose "Latest JDK feature release number is: ${latest_jdk}" |
| } |
| |
| function perform_sanity_checks() { |
| if [[ ${feature} == '?' ]] || [[ ${feature} == 'ea' ]]; then |
| feature=${latest_jdk} |
| fi |
| if [[ ${feature} -lt 9 ]] || [[ ${feature} -gt ${latest_jdk} ]]; then |
| script_exit "Expected feature release number in range of 9 to ${latest_jdk}, but got: ${feature}" 3 |
| fi |
| if [[ -d "$target" ]]; then |
| script_exit "Target directory must not exist, but it does: $(du -hs '${target}')" 3 |
| fi |
| } |
| |
| function determine_url() { |
| local DOWNLOAD='https://download.java.net/java' |
| local ORACLE='http://download.oracle.com/otn-pub/java/jdk' |
| |
| # Archived feature or official GA build? |
| case "${feature}-${license}" in |
| 9-GPL) url="${DOWNLOAD}/GA/jdk9/9.0.4/binaries/openjdk-9.0.4_${os}_bin.tar.gz"; return;; |
| 9-BCL) url="${ORACLE}/9.0.4+11/c2514751926b4512b076cc82f959763f/jdk-9.0.4_${os}_bin.tar.gz"; return;; |
| 10-GPL) url="${DOWNLOAD}/GA/jdk10/10.0.2/19aef61b38124481863b1413dce1855f/13/openjdk-10.0.2_${os}_bin.tar.gz"; return;; |
| 10-BCL) url="${ORACLE}/10.0.2+13/19aef61b38124481863b1413dce1855f/jdk-10.0.2_${os}_bin.tar.gz"; return;; |
| 11-GPL) url="${DOWNLOAD}/GA/jdk11/13/GPL/openjdk-11.0.1_${os}_bin.tar.gz"; return;; |
| 11-BCL) url="${ORACLE}/11.0.1+13/90cf5d8f270a4347a95050320eef3fb7/jdk-11.0.1_${os}_bin.tar.gz"; return;; |
| esac |
| |
| # EA or RC build? |
| local JAVA_NET="http://jdk.java.net/${feature}" |
| local candidates=$(wget --quiet --output-document - ${JAVA_NET} | grep -Eo 'href[[:space:]]*=[[:space:]]*"[^\"]+"' | grep -Eo '(http|https)://[^"]+') |
| url=$(echo "${candidates}" | grep -Eo "${DOWNLOAD}/.+/jdk${feature}/.+/${license}/.*jdk-${feature}.+${os}_bin.tar.gz$" || true) |
| |
| if [[ -z ${url} ]]; then |
| script_exit "Couldn't determine a download url for ${feature}-${license} on ${os}" 1 |
| fi |
| } |
| |
| function prepare_variables() { |
| if [[ ${os} == '?' ]]; then |
| if [[ "$OSTYPE" == "darwin"* ]]; then |
| os='osx-x64' |
| else |
| os='linux-x64' |
| fi |
| fi |
| if [[ ${url} == '?' ]]; then |
| determine_latest_jdk |
| perform_sanity_checks |
| determine_url |
| else |
| feature='<overridden by custom url>' |
| license='<overridden by custom url>' |
| os='<overridden by custom url>' |
| fi |
| archive="${workspace}/$(basename ${url})" |
| status=$(curl -o /dev/null --silent --head --write-out %{http_code} ${url}) |
| } |
| |
| function print_variables() { |
| cat << EOF |
| Variables: |
| feature = ${feature} |
| license = ${license} |
| os = ${os} |
| url = ${url} |
| status = ${status} |
| archive = ${archive} |
| EOF |
| } |
| |
| function download_and_extract_and_set_target() { |
| local quiet='--quiet'; if [[ ${verbose} == true ]]; then quiet=''; fi |
| local local="--directory-prefix ${workspace}" |
| local remote='--timestamping --continue' |
| local wget_options="${quiet} ${local} ${remote}" |
| local tar_options="--file ${archive}" |
| |
| say "Downloading JDK from ${url}..." |
| verbose "Using wget options: ${wget_options}" |
| if [[ ${license} == 'GPL' ]]; then |
| wget ${wget_options} ${url} |
| else |
| wget ${wget_options} --header "Cookie: oraclelicense=accept-securebackup-cookie" ${url} |
| fi |
| |
| verbose "Using tar options: ${tar_options}" |
| if [[ ${target} == '?' ]]; then |
| tar --extract ${tar_options} -C "${workspace}" |
| if [[ "$OSTYPE" != "darwin"* ]]; then |
| target="${workspace}"/$(tar --list ${tar_options} | grep 'bin/javac' | tr '/' '\n' | tail -3 | head -1) |
| else |
| target="${workspace}"/$(tar --list ${tar_options} | head -2 | tail -1 | cut -f 2 -d '/' -)/Contents/Home |
| fi |
| else |
| if [[ "$OSTYPE" != "darwin"* ]]; then |
| mkdir --parents "${target}" |
| tar --extract ${tar_options} -C "${target}" --strip-components=1 |
| else |
| mkdir -p "${target}" |
| tar --extract ${tar_options} -C "${target}" --strip-components=4 # . / <jdk> / Contents / Home |
| fi |
| fi |
| |
| if [[ ${verbose} == true ]]; then |
| echo "Set target to: ${target}" |
| echo "Content of target directory:" |
| ls "${target}" |
| echo "Content of release file:" |
| [[ ! -f "${target}/release" ]] || cat "${target}/release" |
| fi |
| |
| # Link to system certificates |
| # http://openjdk.java.net/jeps/319 |
| # https://bugs.openjdk.java.net/browse/JDK-8196141 |
| # TODO: Provide support for other distributions than Debian/Ubuntu |
| if [[ ${cacerts} == true ]]; then |
| mv "${target}/lib/security/cacerts" "${target}/lib/security/cacerts.jdk" |
| ln -s /etc/ssl/certs/java/cacerts "${target}/lib/security/cacerts" |
| fi |
| } |
| |
| function main() { |
| initialize |
| say "$script_name $script_version" |
| |
| parse_options "$@" |
| prepare_variables |
| |
| if [[ ${silent} == false ]]; then print_variables; fi |
| if [[ ${dry} == true ]]; then exit 0; fi |
| |
| download_and_extract_and_set_target |
| |
| export JAVA_HOME=$(cd "${target}"; pwd) |
| export PATH=${JAVA_HOME}/bin:$PATH |
| |
| if [[ ${silent} == false ]]; then java -version; fi |
| if [[ ${emit_java_home} == true ]]; then echo "${JAVA_HOME}"; fi |
| } |
| |
| main "$@" |
