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Dockerfile
29 lines (20 loc) · 778 Bytes
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Dockerfile
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# Build stage
FROM rust:1.72-alpine3.18 as cargo-build
RUN apk add --no-cache musl-dev pkgconfig openssl-dev
WORKDIR /src/websocat
ENV RUSTFLAGS='-Ctarget-feature=-crt-static'
COPY Cargo.toml Cargo.toml
ARG CARGO_OPTS="--features=workaround1,seqpacket,prometheus_peer,prometheus/process,crypto_peer"
RUN mkdir src/ &&\
echo "fn main() {println!(\"if you see this, the build broke\")}" > src/main.rs && \
cargo build --release $CARGO_OPTS && \
rm -f target/release/deps/websocat*
COPY src src
RUN cargo build --release $CARGO_OPTS && \
strip target/release/websocat
# Final stage
FROM alpine:3.18
RUN apk add --no-cache libgcc
WORKDIR /
COPY --from=cargo-build /src/websocat/target/release/websocat /usr/local/bin/
ENTRYPOINT ["/usr/local/bin/websocat"]