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Update java image #351

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Update java image #351

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b4a528b
Update dodona-java.dockerfile
bmesuere Feb 25, 2025
629e231
Replace jshon with jq in Dockerfile
bmesuere Feb 25, 2025
d766297
Switch base image to amazoncorretto
bmesuere Feb 25, 2025
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25 changes: 16 additions & 9 deletions dodona-java.dockerfile
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Original file line number Diff line number Diff line change
@@ -1,14 +1,21 @@
FROM openjdk:8
FROM amazoncorretto:8-alpine-jdk

# Install jq for json querying in bash
RUN apt-get update \
&& apt-get install -y --no-install-recommends jshon=20131010-3+b1 \
&& rm -rf /var/lib/apt/lists/* \
# Make sure the students can't find our secret path, which is mounted in
# /mnt with a secure random name.
&& chmod 711 /mnt \
# Add the user which will run the student's code and the judge.
&& useradd -m runner
RUN <<EOF

Check warning on line 4 in dodona-java.dockerfile

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GitHub Actions / java 

Pin versions in apk add. Instead of `apk add <package>` use `apk add <package>=<version>`
set -eux

apk add --no-cache jq


# Make sure the students can't find our secret path, which is mounted in
# /mnt with a secure random name.
chmod 711 /mnt

# Add the user which will run the student's code and the judge.
adduser -u 1000 -S runner
rm -rf /var/cache/apk/*

EOF

# As the runner user
USER runner
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