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ctf/2025/lake/rev/dilemma/Dockerfile_redacted
2025-11-28 23:48:04 +01:00

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FROM ubuntu:24.04@sha256:d22e4fb389065efa4a61bb36416768698ef6d955fe8a7e0cdb3cd6de80fa7eec AS builder
RUN rm -f /etc/apt/apt.conf.d/docker-clean && \
echo 'Binary::apt::APT::Keep-Downloaded-Packages "true";' > /etc/apt/apt.conf.d/keep-cache
# Install packages
RUN --mount=type=cache,target=/var/cache/apt,sharing=locked \
--mount=type=cache,target=/var/lib/apt,sharing=locked \
apt-get update && \
apt-get install -y --no-install-recommends python3
FROM pwn.red/jail@sha256:ee52ad5fd6cfed7fd8ea30b09792a6656045dd015f9bef4edbbfa2c6e672c28c
COPY --from=builder / /srv
COPY run /srv/app/run
COPY chal /srv/app/chal
RUN chmod 755 /srv/app/run
RUN chmod 755 /srv/app/chal
ENV JAIL_TIME=300
ENV JAIL_MEM=200M
ENV JAIL_ENV_FLAG=EPFL{fake_flag}