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Merge pull request #401 from Josh-Matsuoka/ubi9-jlink
Integrate the JLink workflow and scripts into the Ubi9 container sources
2 parents 4bc78f0 + 9433d1a commit 249397b

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‎modules/jdk/11/module.yaml‎

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packages:
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install:
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- java-11-openjdk-devel
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- java-11-openjdk-jmods
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- tzdata-java
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modules:

‎modules/jdk/17/module.yaml‎

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packages:
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install:
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- java-17-openjdk-devel
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- java-17-openjdk-jmods
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modules:
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install:

‎modules/jlink/artifacts/opt/jboss/container/java/jlink/generatejdkdeps.sh‎

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#!/bin/bash
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function generatejdkdeps() {
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echo "Generating JDK deps"
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$JAVA_HOME/bin/java --list-modules > java-modules.txt
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< java-modules.txt sed "s/\\@.*//" > modules.txt
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grep -Fx -f stripped-deps.txt modules.txt | tr '\n' ',' | tr -d "[:space:]" > module-deps.txt
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echo "jdk.zipfs" >> module-deps.txt
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}

‎modules/jlink/artifacts/opt/jboss/container/java/jlink/mkdeps.sh‎

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#!/bin/bash
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set -euo pipefail
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shopt -s globstar
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function generate_deps() {
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# Create a temporary directory for a module path
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# This works around "Module java.xml.bind not found, required by java.ws.rs"
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mkdir dependencies
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if [[ -v JAVA_LIB_DIR ]]; then
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# Serially copy all library JARsinto a flat directory. Serially as we may
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# have multiple libs with the same name; in which case, we clobber all but
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# one rather than fail the script
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find $JAVA_LIB_DIR -type f -name '*.jar' -exec cp -vt dependencies {} \;
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echo "Working with: "
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echo $JAVA_APP_JAR
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echo $JAVA_LIB_DIR
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# generate the dependency list
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$JAVA_HOME/bin/jdeps --multi-release $JAVA_VERSION -R -s \
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--module-path dependencies \
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"$JAVA_APP_JAR" \
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"$JAVA_LIB_DIR"/**/*.jar \
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> deps.txt || {
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echo "jdeps failed: return code $?"
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exit $?
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}
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else
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$JAVA_HOME/bin/jdeps --multi-release $JAVA_VERSION -R -s \
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--module-path dependencies \
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"$JAVA_APP_JAR" \
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> deps.txt
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cat deps.txt
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fi
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}

‎modules/jlink/artifacts/opt/jboss/container/java/jlink/mkjreimage.sh‎

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#!/bin/bash
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# TODO: Still Needed?
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set -euo pipefail
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depsfile="module-deps.txt"
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function generate_jre_image() {
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test -f $depsfile
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modules="$(cat $depsfile)"
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$JAVA_HOME/bin/jlink --output "$S2I_JLINK_OUTPUT_PATH" \
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--add-modules "$modules" \
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--strip-debug --no-header-files --no-man-pages \
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--compress=2
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}

‎modules/jlink/artifacts/opt/jboss/container/java/jlink/mkstrippeddeps.sh‎

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#!/bin/bash
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set -euo pipefail
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function mkstrippeddeps() {
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if [ -f "deps.txt" ]; then
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echo "deps exists, filtering"
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<deps.txt \
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grep 'java\|jdk\.' | # mostly removes target/, but also jdk8internals
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sed -E "s/Warning: .*//" | #remove extraneous warnings
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sed -E "s/.*-> //" | # remove src of src -> dep
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sed -E "s/.*\.jar//" | # remove extraneous dependencies
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sed "s#/.*##" | # delete anything after a slash. in practice target/..
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sort | uniq |
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tee stripped-deps.txt
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echo "Stripping dependencies complete"
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else
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echo "deps does not exist"
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fi
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}

‎modules/jlink/configure.sh‎

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#!/bin/sh
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# Configure module
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set -e
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SCRIPT_DIR=$(dirname $0)
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ARTIFACTS_DIR=${SCRIPT_DIR}/artifacts
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chown -R default:root $SCRIPT_DIR
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chmod -R ug+rwX $SCRIPT_DIR
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chmod ug+x ${ARTIFACTS_DIR}/opt/jboss/container/java/jlink/*
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pushd ${ARTIFACTS_DIR}
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cp -pr * /
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popd

‎modules/jlink/module.yaml‎

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schema_version: 1
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name: "jboss.container.java.jlink"
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version: "2.0"
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description: ^
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"Provides support for building custom JREs with a slimmed
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down set of modules by making use of Jdeps and Jlink"
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execute:
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- script: configure.sh
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envs:
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- name: JBOSS_CONTAINER_JAVA_JLINK_MODULE
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value: /opt/jboss/container/java/jlink
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- name: S2I_JLINK_OUTPUT_PATH
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value: /tmp/jre
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modules:
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install:
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- name: jboss.container.java.run
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- name: jboss.container.util.pathfinder
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packages:
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install:
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- binutils # for objcopy

‎modules/run/artifacts/opt/jboss/container/java/run/run-java.sh‎

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fi
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}
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# detect Quarkus fast-jar package type (OPENJDK-631)
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is_quarkus_fast_jar() {
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if test -f quarkus-app/quarkus-run.jar; then
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log_info "quarkus fast-jar package type detected"
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echo quarkus-app/quarkus-run.jar
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return 0
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else
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return 1
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fi
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}
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# Try hard to find a sane default jar-file
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auto_detect_jar_file() {
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local dir=$1
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# Filter out temporary jars from the shade plugin which start with 'original-'
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local old_dir=$(pwd)
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cd ${dir}
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if [ $? = 0 ]; then
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if quarkus="$(is_quarkus_fast_jar)"; then
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echo "$quarkus"
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return
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fi
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local nr_jars=`ls *.jar 2>/dev/null | grep -v '^original-' | wc -l | tr -d '[[:space:]]'`
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if [ ${nr_jars} = 1 ]; then
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ls *.jar | grep -v '^original-'
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exit 0
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fi
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log_error "Neither \$JAVA_MAIN_CLASS nor \$JAVA_APP_JAR is set and ${nr_jars} JARs found in ${dir} (1 expected)"
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cd ${old_dir}
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else
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log_error "No directory ${dir} found for auto detection"
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fi
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}
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# Check directories (arg 2...n) for a jar file (arg 1)
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get_jar_file() {
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local jar=$1
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shift;
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if [ "${jar:0:1}" = "/" ]; then
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if [ -f "${jar}" ]; then
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echo "${jar}"
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else
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log_error "No such file ${jar}"
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fi
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else
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for dir in $*; do
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if [ -f "${dir}/$jar" ]; then
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echo "${dir}/$jar"
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return
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fi
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done
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log_error "No ${jar} found in $*"
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fi
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}
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load_env() {
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# Configuration stuff is read from this file
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local run_env_sh="run-env.sh"
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# Load default default config
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if [ -f "${JBOSS_CONTAINER_JAVA_RUN_MODULE}/${run_env_sh}" ]; then
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source "${JBOSS_CONTAINER_JAVA_RUN_MODULE}/${run_env_sh}"
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fi
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# Check also $JAVA_APP_DIR. Overrides other defaults
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# It's valid to set the app dir in the default script
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if [ -z "${JAVA_APP_DIR}" ]; then
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# XXX: is this correct? This is defaulted above to /deployments. Should we
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# define a default to the old /opt/java-run?
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JAVA_APP_DIR="${JBOSS_CONTAINER_JAVA_RUN_MODULE}"
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else
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if [ -f "${JAVA_APP_DIR}/${run_env_sh}" ]; then
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source "${JAVA_APP_DIR}/${run_env_sh}"
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fi
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fi
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export JAVA_APP_DIR
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# JAVA_LIB_DIR defaults to JAVA_APP_DIR
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export JAVA_LIB_DIR="${JAVA_LIB_DIR:-${JAVA_APP_DIR}}"
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if [ -z "${JAVA_MAIN_CLASS}" ] && [ -z "${JAVA_APP_JAR}" ]; then
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JAVA_APP_JAR="$(auto_detect_jar_file ${JAVA_APP_DIR})"
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check_error "${JAVA_APP_JAR}"
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fi
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if [ "x${JAVA_APP_JAR}" != x ]; then
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local jar="$(get_jar_file ${JAVA_APP_JAR} ${JAVA_APP_DIR} ${JAVA_LIB_DIR})"
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check_error "${jar}"
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export JAVA_APP_JAR=${jar}
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else
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export JAVA_MAIN_CLASS
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# Load JAVA_APP_JAR and JAVA_LIB_DIR
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if [ -f "${JBOSS_CONTAINER_UTIL_PATHFINDER_MODULE}/pathfinder.sh" ]; then
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source "$JBOSS_CONTAINER_UTIL_PATHFINDER_MODULE/pathfinder.sh"
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setup_java_app_and_lib
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fi
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}
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‎modules/s2i/bash/artifacts/usr/local/s2i/assemble‎

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# invoke the build
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maven_s2i_build
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# run the pathfinder scripts to define JAVA_APP_JAR and JAVA_LIB_DIR
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source "${JBOSS_CONTAINER_UTIL_PATHFINDER_MODULE}/pathfinder.sh"
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echo "Setting up java app and lib variables"
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setup_java_app_and_lib
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# include our jlink scripts
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source "${JBOSS_CONTAINER_JAVA_JLINK_MODULE}/mkdeps.sh"
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echo "Invoking mkdeps"
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generate_deps
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source "${JBOSS_CONTAINER_JAVA_JLINK_MODULE}/mkstrippeddeps.sh"
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echo "Stripping dependencies"
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mkstrippeddeps
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source "${JBOSS_CONTAINER_JAVA_JLINK_MODULE}/generatejdkdeps.sh"
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echo "Generating JDK dependencies"
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generatejdkdeps
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source "${JBOSS_CONTAINER_JAVA_JLINK_MODULE}/mkjreimage.sh"
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echo "Linking jre"
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generate_jre_image

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