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Merged
jbern0rd merged 1 commit into from
Sep 8, 2026
+16 −3
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feat: extract Spring Boot Jar layers to optimize OCI image build #682

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19 changes: 16 additions & 3 deletions Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,13 +1,26 @@
FROM eclipse-temurin:21.0.11_10-jre-noble
FROM eclipse-temurin:21.0.12_8-jre-noble AS extractor

ARG jar

RUN test -n "$jar"

WORKDIR /extractor

COPY $jar iexec-worker.jar

RUN java -Djarmode=tools -jar iexec-worker.jar extract --layers

FROM eclipse-temurin:21.0.12_8-jre-noble

RUN apt-get update \
&& apt-get install -y curl \
&& apt-get upgrade --no-install-recommends -y \
&& rm -rf /var/lib/apt/lists/*

COPY $jar iexec-worker.jar
RUN install -d /app

COPY --from=extractor /extractor/iexec-worker/dependencies/ /app
COPY --from=extractor /extractor/iexec-worker/snapshot-dependencies/ /app
COPY --from=extractor /extractor/iexec-worker/application/ /app

WORKDIR /app
ENTRYPOINT [ "java", "-Djava.security.egd=file:/dev/./urandom", "-jar", "iexec-worker.jar" ]