cscg24-heap

CSCG 2024 Challenge 'Intro(ish) to heap 1 - Heap Leak'
git clone https://git.sinitax.com/sinitax/cscg24-heap
Log | Files | Refs | sfeed.txt

Dockerfile (1230B)

      1FROM ubuntu@sha256:7a57c69fe1e9d5b97c5fe649849e79f2cfc3bf11d10bbd5218b4eb61716aebe6 as builder
      2
      3ADD --chmod=0755 --checksum=sha256:4c97fd03a3b181996b1473f3a99b69a1efc6ecaf2b4ede061b6bd60a96b9325a \
      4    https://raw.githubusercontent.com/reproducible-containers/repro-sources-list.sh/v0.1.0/repro-sources-list.sh \
      5    /usr/local/bin/repro-sources-list.sh
      6
      7RUN \
      8    --mount=type=cache,target=/var/cache/apt,sharing=locked \
      9    --mount=type=cache,target=/var/lib/apt,sharing=locked \
     10    /usr/local/bin/repro-sources-list.sh && \
     11    apt-get update && apt-get install -y \
     12    musl-dev \
     13    musl-tools \
     14    make \
     15    xz-utils
     16
     17WORKDIR /work
     18
     19ADD --chmod=0666 --checksum=sha256:4300f2fbc3996bc389d3c03a74662bfff3106ac1930942c5bd27580c7ba5053d \
     20    https://yx7.cc/code/ynetd/ynetd-0.1.2.tar.xz \
     21    /work/ynetd-0.1.2.tar.xz
     22
     23RUN tar -xJf ynetd-0.1.2.tar.xz && cd ynetd-0.1.2 && CC="musl-gcc" CFLAGS="-static" make
     24    
     25
     26FROM ubuntu@sha256:7a57c69fe1e9d5b97c5fe649849e79f2cfc3bf11d10bbd5218b4eb61716aebe6 as runner
     27
     28RUN echo "8f7d59c6f95b0cf57a8db165033296dda91d1239  /lib/x86_64-linux-gnu/libc.so.6" | sha1sum -c
     29
     30COPY --from=builder /work/ynetd-0.1.2/ynetd /ynetd
     31
     32COPY ./main /main
     33COPY ./flag /flag
     34
     35CMD /ynetd -p 1024 /main