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Use UBI in the JVM variant of the Dockerfile

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I added a note (as a comment) about -XshowSettings:vm. So the user can enable it easily and check the amount of heap used by the application.
This commit is contained in:
Clement Escoffier
2020-01-13 16:10:17 +01:00
parent c394265392
commit d37fc67465
2 changed files with 43 additions and 18 deletions
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33
devtools/platform-descriptor-json/src/main/resources/templates/dockerfile-jvm.ftl
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@@ -14,21 +14,34 @@
# docker run -i --rm -p 8080:8080 quarkus/${project_artifactId}-jvm
#
###
FROM fabric8/java-alpine-openjdk8-jre:1.6.5
ENV JAVA_OPTIONS="-Dquarkus.http.host=0.0.0.0 -Djava.util.logging.manager=org.jboss.logmanager.LogManager"
ENV AB_ENABLED=jmx_exporter
FROM registry.access.redhat.com/ubi8/ubi-minimal:8.1
# Be prepared for running in OpenShift too
RUN adduser -G root --no-create-home --disabled-password 1001 \
&& chown -R 1001 /deployments \
&& chmod -R "g+rwX" /deployments \
&& chown -R 1001:root /deployments
ARG JAVA_PACKAGE=java-1.8.0-openjdk-headless
ARG RUN_JAVA_VERSION=1.3.5
ENV LANG='en_US.UTF-8' LANGUAGE='en_US:en'
# Install java and the run-java script
# Also set up permissions for user `1001`
RUN microdnf install openssl curl ca-certificates ${JAVA_PACKAGE} \
&& microdnf update \
&& microdnf clean all \
&& mkdir /deployments \
&& chown 1001 /deployments \
&& chmod "g+rwX" /deployments \
&& chown 1001:root /deployments \
&& curl https://repo1.maven.org/maven2/io/fabric8/run-java-sh/${RUN_JAVA_VERSION}/run-java-sh-${RUN_JAVA_VERSION}-sh.sh -o /deployments/run-java.sh \
&& chown 1001 /deployments/run-java.sh \
&& chmod 540 /deployments/run-java.sh \
&& echo "securerandom.source=file:/dev/urandom" >> /etc/alternatives/jre/lib/security/java.security
# Configure the JAVA_OPTIONS, you can add -XshowSettings:vm to also display the heap size.
ENV JAVA_OPTIONS="-Dquarkus.http.host=0.0.0.0 -Djava.util.logging.manager=org.jboss.logmanager.LogManager"
COPY ${build_dir}/lib/* /deployments/lib/
COPY ${build_dir}/*-runner.jar /deployments/app.jar
EXPOSE 8080
# run with user 1001
EXPOSE 8080
USER 1001
ENTRYPOINT [ "/deployments/run-java.sh" ]