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Use official rust image and clean up Dockerfiles (#2804)
[lemmy.git] / docker / Dockerfile
1 FROM rust:1.67.0-alpine as builder
2
3 # Install build dependencies
4 RUN apk add --no-cache git openssl-dev libpq-dev musl-dev
5
6 # Set the working directory to /app and copy the source code
7 WORKDIR /app
8 COPY . .
9
10 # Set cargo build target (can be changed using --build-arg)
11 ARG CARGO_BUILD_TARGET="x86_64-unknown-linux-musl"
12 # Set the release mode (can be changed using --build-arg)
13 ARG RUST_RELEASE_MODE="debug"
14
15 # Debug mode build
16 RUN --mount=type=cache,target=/app/target \
17     if [ "$RUST_RELEASE_MODE" = "debug" ]; then \
18       echo "pub const VERSION: &str = \"$(git describe --tag)\";" > "crates/utils/src/version.rs" \
19       && rustup target add ${CARGO_BUILD_TARGET} \
20       && cargo build --target ${CARGO_BUILD_TARGET} \
21       && cp ./target/${CARGO_BUILD_TARGET}/${RUST_RELEASE_MODE}/lemmy_server /app/lemmy_server; \
22     fi
23
24 # Release mode build
25 RUN \
26     if [ "$RUST_RELEASE_MODE" = "release" ]; then \
27       rustup target add ${CARGO_BUILD_TARGET} \
28       && cargo build --target ${CARGO_BUILD_TARGET} --release \
29       && cp ./target/${CARGO_BUILD_TARGET}/${RUST_RELEASE_MODE}/lemmy_server /app/lemmy_server; \
30     fi
31
32 # The Alpine runner
33 FROM alpine:3 as lemmy
34
35 # Install libpq for Postgres
36 RUN apk add --no-cache ca-certificates libpq
37
38 # Copy resources
39 COPY --from=builder /app/lemmy_server /app/lemmy
40
41 EXPOSE 8536
42 CMD ["/app/lemmy"]