Dockerfile.dev

ARG IMAGE_TAG=3.21
FROM nixos/nix:latest AS builder

WORKDIR /tmp/build

RUN echo 'experimental-features = nix-command flakes' >> /etc/nix/nix.conf

COPY flake.nix /tmp/build
COPY flake.lock /tmp/build

RUN nix --accept-flake-config flake prefetch

COPY Cargo.toml /tmp/build
COPY Cargo.lock /tmp/build

# RUN mkdir -p /tmp/build/src && \
#     echo "fn main() { eprintln!(\"If you see this, the build broke\") }" > /tmp/build/src/main.rs

# RUN nix --accept-flake-config build

COPY . /tmp/build

RUN nix --accept-flake-config build

RUN mkdir /tmp/nix-store-closure
RUN cp -R $(nix-store -qR result/) /tmp/nix-store-closure


FROM ghcr.io/linuxserver/baseimage-alpine:${IMAGE_TAG} AS runtime

WORKDIR /app

ENV S6_AUTOPULSE_DIR=/etc/s6-overlay/s6-rc.d/svc-autopulse

HEALTHCHECK --interval=10s --timeout=5s --start-period=5s --retries=3 CMD wget --quiet --tries=1 --spider http://127.0.0.1:${AUTOPULSE__APP__PORT:-2875}/stats || exit 1

RUN mkdir -p $S6_AUTOPULSE_DIR && \
    echo '#!/usr/bin/with-contenv bash' >> $S6_AUTOPULSE_DIR/run && \
    echo '# shellcheck shell=bash' >> $S6_AUTOPULSE_DIR/run && \
    echo '' >> $S6_AUTOPULSE_DIR/run && \
    echo 'cd /app && /bin/autopulse' >> $S6_AUTOPULSE_DIR/run && \
    chmod +x $S6_AUTOPULSE_DIR/run && \
    echo "longrun" > $S6_AUTOPULSE_DIR/type && \
    echo "3" > $S6_AUTOPULSE_DIR/notification-fd && \
    mkdir $S6_AUTOPULSE_DIR/dependencies.d/ && \
    echo "" > $S6_AUTOPULSE_DIR/dependencies.d/init-services && \
    mkdir -p /etc/s6-overlay/s6-rc.d/user/contents.d && \
    echo "" > /etc/s6-overlay/s6-rc.d/user/contents.d/svc-autopulse

WORKDIR /app

# Copy /nix/store
COPY --from=builder /tmp/nix-store-closure /nix/store
COPY --from=builder /tmp/build/result/bin/autopulse /bin/autopulse

# CMD ["/app/bin/autopulse"]