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using centos8 for the default Dockerfile, to get a gdb that display source code when running on OpenShift

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This commit is contained in:
Benjamin Sergeant 2020-01-07 14:58:30 -08:00
parent 6db028fd67
commit 8410a65754
3 changed files with 44 additions and 42 deletions
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39
Dockerfile
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FROM alpine:3.11 as build
RUN apk add --no-cache gcc g++ musl-dev linux-headers cmake openssl-dev
RUN apk add --no-cache make
RUN apk add --no-cache zlib-dev
RUN addgroup -S app && adduser -S -G app app
RUN chown -R app:app /opt
RUN chown -R app:app /usr/local
# There is a bug in CMake where we cannot build from the root top folder
# So we build from /opt
COPY --chown=app:app . /opt
WORKDIR /opt
USER app
RUN [ "make", "ws_install" ]
RUN [ "rm", "-rf", "build" ]
FROM alpine:3.11 as runtime
RUN apk add --no-cache libstdc++
RUN apk add --no-cache strace
RUN addgroup -S app && adduser -S -G app app
COPY --chown=app:app --from=build /usr/local/bin/ws /usr/local/bin/ws
RUN chmod +x /usr/local/bin/ws
RUN ldd /usr/local/bin/ws
# Copy source code for gcc
COPY --chown=app:app --from=build /opt /opt
# Now run in usermode
USER app
WORKDIR /home/app
ENTRYPOINT ["ws"]
EXPOSE 8008
CMD ["--help"]

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Dockerfile Symbolic link
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docker/Dockerfile.centos

11
docker/Dockerfile.alpine
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FROM alpine as build FROM alpine:3.11 as build
RUN apk add --no-cache gcc g++ musl-dev linux-headers cmake openssl-dev RUN apk add --no-cache gcc g++ musl-dev linux-headers cmake openssl-dev
RUN apk add --no-cache make RUN apk add --no-cache make
@ -15,20 +15,25 @@ WORKDIR /opt
USER app USER app
RUN [ "make", "ws_install" ] RUN [ "make", "ws_install" ]
RUN [ "rm", "-rf", "build" ]
FROM alpine as runtime FROM alpine:3.11 as runtime
RUN apk add --no-cache libstdc++ RUN apk add --no-cache libstdc++
RUN apk add --no-cache strace
RUN addgroup -S app && adduser -S -G app app RUN addgroup -S app && adduser -S -G app app
COPY --chown=app:app --from=build /usr/local/bin/ws /usr/local/bin/ws COPY --chown=app:app --from=build /usr/local/bin/ws /usr/local/bin/ws
RUN chmod +x /usr/local/bin/ws RUN chmod +x /usr/local/bin/ws
RUN ldd /usr/local/bin/ws RUN ldd /usr/local/bin/ws
# Copy source code for gcc
COPY --chown=app:app --from=build /opt /opt
# Now run in usermode # Now run in usermode
USER app USER app
WORKDIR /home/app WORKDIR /home/app
ENTRYPOINT ["ws"] ENTRYPOINT ["ws"]
EXPOSE 8008 EXPOSE 8008
CMD ["--help"] C

35
docker/Dockerfile.centos Normal file
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FROM centos:8 as build
RUN yum install -y gcc-c++ make cmake zlib-devel openssl-devel redhat-rpm-config
RUN groupadd app && useradd -g app app
RUN chown -R app:app /opt
RUN chown -R app:app /usr/local
# There is a bug in CMake where we cannot build from the root top folder
# So we build from /opt
COPY --chown=app:app . /opt
WORKDIR /opt
USER app
RUN [ "make", "ws_install" ]
RUN [ "rm", "-rf", "build" ]
FROM centos:8 as runtime
RUN yum install -y gdb strace
RUN groupadd app && useradd -g app app
COPY --chown=app:app --from=build /usr/local/bin/ws /usr/local/bin/ws
RUN chmod +x /usr/local/bin/ws
RUN ldd /usr/local/bin/ws
# Copy source code for gcc
COPY --chown=app:app --from=build /opt /opt
# Now run in usermode
USER app
WORKDIR /home/app
ENTRYPOINT ["ws"]
EXPOSE 8008