Dockerfile

# -- Build libsignal (with Rust) --
FROM rust:1-alpine as rust-builder
RUN apk add --no-cache git make cmake protoc musl-dev g++ clang-dev

WORKDIR /build
# Copy all files needed for Rust build, and no Go files
COPY pkg/libsignalgo/libsignal/. pkg/libsignalgo/libsignal/.
COPY build-rust.sh .

ARG DBG=0
RUN ./build-rust.sh

# -- Build mautrix-signal (with Go) --
FROM golang:1-alpine3.21 AS go-builder
RUN apk add --no-cache git ca-certificates build-base olm-dev

WORKDIR /build
# Copy all files needed for Go build, and no Rust files
COPY *.go go.* *.yaml *.sh ./
COPY pkg/signalmeow/. pkg/signalmeow/.
COPY pkg/libsignalgo/* pkg/libsignalgo/
COPY pkg/libsignalgo/resources/. pkg/libsignalgo/resources/.
COPY pkg/msgconv/. pkg/msgconv/.
COPY pkg/signalid/. pkg/signalid/.
COPY pkg/connector/. pkg/connector/.
COPY cmd/. cmd/.
COPY .git .git

ARG DBG=0
ENV LIBRARY_PATH=.
COPY --from=rust-builder /build/pkg/libsignalgo/libsignal/target/*/libsignal_ffi.a ./
RUN <<EOF
if [ "$DBG" = 1 ]; then
    go install github.com/go-delve/delve/cmd/dlv@latest
else
    touch /go/bin/dlv
fi
EOF
RUN ./build-go.sh

# -- Run mautrix-signal --
FROM alpine:3.21

ENV UID=1337 \
    GID=1337

RUN apk add --no-cache ffmpeg su-exec ca-certificates bash jq curl yq-go olm

COPY --from=go-builder /build/mautrix-signal /usr/bin/mautrix-signal
COPY --from=go-builder /build/docker-run.sh /docker-run.sh
COPY --from=go-builder /go/bin/dlv /usr/bin/dlv
VOLUME /data

ARG DBG
ARG DBGWAIT=0
ENV DBG=${DBG} DBGWAIT=${DBGWAIT}
RUN echo "Debug mode: DBG=${DBG} DBGWAIT=${DBGWAIT}"
CMD ["/docker-run.sh"]