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feature: added build env for multi-stage Dockerfile to import a CA ce… #9

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merged 1 commit into from
Mar 12, 2024
Merged

feature: added build env for multi-stage Dockerfile to import a CA ce… #9

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26 changes: 17 additions & 9 deletions Dockerfile.multi-stage
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Original file line number Diff line number Diff line change
@@ -1,25 +1,33 @@
# Copyright 2024 Deutsche Telekom IT GmbH
#
# SPDX-License-Identifier: Apache-2.0
FROM azul/zulu-openjdk-alpine:21 AS builder

WORKDIR /workspace/app
ARG BUILD_ENV=standard

# builder image for building the actual runnable jar
FROM azul/zulu-openjdk-alpine:21 AS builder
WORKDIR /workspace/app
COPY . .
RUN dos2unix ./gradlew
RUN ./gradlew build -x test

FROM azul/zulu-openjdk-alpine:21-jre

# standard image build
FROM azul/zulu-openjdk-alpine:21-jre AS standard
USER root
RUN apk add --no-cache --update gcompat --repository=https://dl-cdn.alpinelinux.org/alpine/v3.18/main/ > /dev/null

USER 1001:1001

WORKDIR /workspace/app

COPY --from=builder /workspace/app/build/libs/starlight.jar app.jar

EXPOSE 8080
# image build that includes a local cacert.pem and import it into the default truststore
FROM standard as with_cacert
USER root
RUN apk add --no-cache ca-certificates
COPY cacert.pem /usr/local/share/ca-certificates/cacert.pem
RUN update-ca-certificates
USER 1001:1001

CMD ["java", "-jar", "app.jar"]
# main
FROM ${BUILD_ENV}
EXPOSE 8080
CMD ["java", "-jar", "app.jar"]
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