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Last active January 13, 2022 16:32
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Docker packaging for running the Cloud Foundry Java Buildpack Memory calculator on MacOS or Windows via Docker
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Dockerfile
FROM alpine:3.15
RUN echo "This Docker image exists so you can run the prebuilt memory calculator on MacOS and Windows.\n\
There is no sense in using it on a Linux system.\n\
You can find the Dockerfile at https://gist.github.com/jfuerth/f002f3dde9b54e5be67b43f0a85d59d7" \
> /etc/motd
# Grab the pre-compiled release binary
RUN wget -O - https://github.com/cloudfoundry/java-buildpack-memory-calculator/releases/download/v4.1.0/memory-calculator-4.1.0.tgz \
| tar zxv
# java-buildpack-memory-calculator is a Go program but it's not statically linked!
# Requires libc shared libraries on the system in order to start up
RUN apk add libc6-compat
CMD /java-buildpack-memory-calculator
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