# syntax=docker/dockerfile:1.7-labs
# Palladium Lightning — production image (amd64, no cross-compilation, no Rust plugins)

# ──────────────────────────────────────────────────────────────────────────────
# Stage 1: builder
# ──────────────────────────────────────────────────────────────────────────────
FROM ubuntu:22.04 AS builder

SHELL ["/bin/bash", "-euo", "pipefail", "-c"]

ENV DEBIAN_FRONTEND=noninteractive

RUN apt-get update && \
    apt-get install -y --no-install-recommends \
        autoconf \
        automake \
        build-essential \
        ca-certificates \
        gcc \
        git \
        gettext \
        jq \
        libffi-dev \
        libicu-dev \
        libprotobuf-c-dev \
        libsodium-dev \
        libsqlite3-dev \
        libssl-dev \
        libtool \
        pkg-config \
        protobuf-compiler \
        python3-dev \
        zlib1g-dev && \
    apt-get clean && rm -rf /var/lib/apt/lists/*

WORKDIR /opt/lightningd

# Copy source (excluding .git, added back below for submodule init)
COPY --exclude=.git/ . .
COPY .git/ .git/

RUN git submodule update --init --recursive --depth 1 --jobs "$(nproc)"

RUN ./configure \
        --prefix=/tmp/lightning_install \
        --disable-valgrind \
        --disable-compat

RUN make install-program -j"$(nproc)"

# Strip debug symbols to reduce image size
RUN find /tmp/lightning_install -type f -executable \
    -exec sh -c 'file "$1" | grep -q ELF && strip --strip-unneeded "$1"' _ {} \;


# ──────────────────────────────────────────────────────────────────────────────
# Stage 2: runtime
# ──────────────────────────────────────────────────────────────────────────────
FROM ubuntu:22.04 AS lightningd

SHELL ["/bin/bash", "-euo", "pipefail", "-c"]

ENV DEBIAN_FRONTEND=noninteractive

RUN apt-get update && \
    apt-get install -y --no-install-recommends \
        ca-certificates \
        inotify-tools \
        jq \
        libffi8 \
        libicu70 \
        libsodium23 \
        libsqlite3-0 \
        socat && \
    apt-get clean && rm -rf /var/lib/apt/lists/*

# palladium-cli is needed by the bcli plugin to talk to palladiumd.
# Copy it from the already-built palladium-node image so we don't duplicate binaries.
# Build palladium-node:local first: docker compose -f docker-compose.yml build
COPY --from=palladium-node:local /usr/local/bin/palladium-cli /usr/local/bin/palladium-cli

# Lightning binaries and plugins
COPY --from=builder /tmp/lightning_install/ /usr/local/

COPY tools/docker-entrypoint.sh /entrypoint.sh
RUN chmod +x /entrypoint.sh

ENV LIGHTNINGD_DATA=/root/.lightning
ENV LIGHTNINGD_NETWORK=palladium
ENV LIGHTNINGD_PORT=9735
ENV LIGHTNINGD_RPC_PORT=9835
ENV EXPOSE_TCP=false

EXPOSE 9735

VOLUME ["/root/.lightning"]

ENTRYPOINT ["/entrypoint.sh"]