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Added multi-staged container build and a user (#134)

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* Added multi-staged container build and a user

This reduces the image size from 2Gb to 92Mb by only put the necessary files into the container.
Container now runs without root priviliges.

* Add EXPOSE to Dockerfile
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Basti 2021-02-24 20:17:36 +01:00 committed by GitHub
parent 47d01a0dca
commit 2b2bd8421b
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1 changed files with 11 additions and 2 deletions
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Dockerfile
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@ -1,8 +1,17 @@
FROM rust:latest
FROM rust:latest as builder
WORKDIR /usr/src/libreddit
COPY . .
RUN cargo install --path .
FROM debian:buster-slim
RUN apt-get update && apt-get install -y libcurl4 && rm -rf /var/lib/apt/lists/*
COPY --from=builder /usr/local/cargo/bin/libreddit /usr/local/bin/libreddit
RUN useradd --system --user-group --home-dir /nonexistent --no-create-home --shell /usr/sbin/nologin libreddit
USER libreddit
EXPOSE 8080
CMD ["libreddit"]