diff --git a/src/main/docker/Dockerfile.jvm b/src/main/docker/Dockerfile.jvm index 5492e55ca223f4938548b29fbc1196830cdb0631..0c97ef7297324c6ea43032e8bffac642f4a74c3a 100644 --- a/src/main/docker/Dockerfile.jvm +++ b/src/main/docker/Dockerfile.jvm @@ -1,40 +1,85 @@ #### # This Dockerfile is used in order to build a container that runs the Quarkus application in JVM mode # -# Before building the docker image run: +# Before building the container image run: # -# mvn package +# ./mvnw package # # Then, build the image with: # -# docker build -f src/main/docker/Dockerfile.jvm -t eclipsefdn/git-eca-rest-api-jvm . +# docker build -f src/main/docker/Dockerfile.jvm -t quarkus/code-with-quarkus-jvm . # # Then run the container using: # -# docker run -i --rm -p 8080:8080 eclipsefdn/git-eca-rest-api-jvm +# docker run -i --rm -p 8080:8080 quarkus/code-with-quarkus-jvm +# +# If you want to include the debug port into your docker image +# you will have to expose the debug port (default 5005 being the default) like this : EXPOSE 8080 5005. +# Additionally you will have to set -e JAVA_DEBUG=true and -e JAVA_DEBUG_PORT=*:5005 +# when running the container +# +# Then run the container using : +# +# docker run -i --rm -p 8080:8080 quarkus/code-with-quarkus-jvm +# +# This image uses the `run-java.sh` script to run the application. +# This scripts computes the command line to execute your Java application, and +# includes memory/GC tuning. +# You can configure the behavior using the following environment properties: +# - JAVA_OPTS: JVM options passed to the `java` command (example: "-verbose:class") +# - JAVA_OPTS_APPEND: User specified Java options to be appended to generated options +# in JAVA_OPTS (example: "-Dsome.property=foo") +# - JAVA_MAX_MEM_RATIO: Is used when no `-Xmx` option is given in JAVA_OPTS. This is +# used to calculate a default maximal heap memory based on a containers restriction. +# If used in a container without any memory constraints for the container then this +# option has no effect. If there is a memory constraint then `-Xmx` is set to a ratio +# of the container available memory as set here. The default is `50` which means 50% +# of the available memory is used as an upper boundary. You can skip this mechanism by +# setting this value to `0` in which case no `-Xmx` option is added. +# - JAVA_INITIAL_MEM_RATIO: Is used when no `-Xms` option is given in JAVA_OPTS. This +# is used to calculate a default initial heap memory based on the maximum heap memory. +# If used in a container without any memory constraints for the container then this +# option has no effect. If there is a memory constraint then `-Xms` is set to a ratio +# of the `-Xmx` memory as set here. The default is `25` which means 25% of the `-Xmx` +# is used as the initial heap size. You can skip this mechanism by setting this value +# to `0` in which case no `-Xms` option is added (example: "25") +# - JAVA_MAX_INITIAL_MEM: Is used when no `-Xms` option is given in JAVA_OPTS. +# This is used to calculate the maximum value of the initial heap memory. If used in +# a container without any memory constraints for the container then this option has +# no effect. If there is a memory constraint then `-Xms` is limited to the value set +# here. The default is 4096MB which means the calculated value of `-Xms` never will +# be greater than 4096MB. The value of this variable is expressed in MB (example: "4096") +# - JAVA_DIAGNOSTICS: Set this to get some diagnostics information to standard output +# when things are happening. This option, if set to true, will set +# `-XX:+UnlockDiagnosticVMOptions`. Disabled by default (example: "true"). +# - JAVA_DEBUG: If set remote debugging will be switched on. Disabled by default (example: +# true"). +# - JAVA_DEBUG_PORT: Port used for remote debugging. Defaults to 5005 (example: "8787"). +# - CONTAINER_CORE_LIMIT: A calculated core limit as described in +# https://www.kernel.org/doc/Documentation/scheduler/sched-bwc.txt. (example: "2") +# - CONTAINER_MAX_MEMORY: Memory limit given to the container (example: "1024"). +# - GC_MIN_HEAP_FREE_RATIO: Minimum percentage of heap free after GC to avoid expansion. +# (example: "20") +# - GC_MAX_HEAP_FREE_RATIO: Maximum percentage of heap free after GC to avoid shrinking. +# (example: "40") +# - GC_TIME_RATIO: Specifies the ratio of the time spent outside the garbage collection. +# (example: "4") +# - GC_ADAPTIVE_SIZE_POLICY_WEIGHT: The weighting given to the current GC time versus +# previous GC times. (example: "90") +# - GC_METASPACE_SIZE: The initial metaspace size. (example: "20") +# - GC_MAX_METASPACE_SIZE: The maximum metaspace size. (example: "100") +# - GC_CONTAINER_OPTIONS: Specify Java GC to use. The value of this variable should +# contain the necessary JRE command-line options to specify the required GC, which +# will override the default of `-XX:+UseParallelGC` (example: -XX:+UseG1GC). +# - HTTPS_PROXY: The location of the https proxy. (example: "myuser@127.0.0.1:8080") +# - HTTP_PROXY: The location of the http proxy. (example: "myuser@127.0.0.1:8080") +# - NO_PROXY: A comma separated lists of hosts, IP addresses or domains that can be +# accessed directly. (example: "foo.example.com,bar.example.com") # ### -FROM registry.access.redhat.com/ubi8/ubi-minimal:8.4 - -ARG JAVA_PACKAGE=java-11-openjdk-headless -ARG RUN_JAVA_VERSION=1.3.8 -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 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/conf/security/java.security +FROM registry.access.redhat.com/ubi9/openjdk-11:1.15-3 +ENV LANGUAGE='en_US:en' -# 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" # We make four distinct layers so if there are application changes the library layers can be re-used COPY --chown=1001 target/quarkus-app/lib/ /deployments/lib/ COPY --chown=1001 target/quarkus-app/*.jar /deployments/ @@ -43,5 +88,5 @@ COPY --chown=1001 target/quarkus-app/quarkus/ /deployments/quarkus/ EXPOSE 8090 USER 1001 - -ENTRYPOINT [ "/deployments/run-java.sh" ] \ No newline at end of file +ENV JAVA_OPTS="-Dquarkus.http.host=0.0.0.0 -Djava.util.logging.manager=org.jboss.logmanager.LogManager" +ENV JAVA_APP_JAR="/deployments/quarkus-run.jar"