DOCKERFILE

## Build GHC in Alpine (for freshness)
FROM alpine:3.12 as hask
ENV ghc_version=8.6.5
ENV deps="build-base dev perl tar xz \
    gmp-dev libffi-dev ncurses-dev zlib-dev"

ADD https://downloads.haskell.org/~ghcup/x86_64-linux-ghcup ghcup
ADD https://get.haskellstack.org/stable/linux-x86_64.tar.gz stack
ADD https://api.github.com/alexwl/haskell-code-explorer/tarball hce
RUN apk add --no-cache $deps \
    # Setup stack and ghcup
    && tar xf stack */stack \
    && chmod +x stack ghcup \
    && ./ghcup set ghc $ghc_version \
    # Setup haskell code explorer
    && tar -xf hce \
    && ./stack install hce \
    --system-ghc \
    --stack-yaml=stack-$ghc_version.yaml \
    --ghc-options='-optl-static -split-sections'

## Then trampoline onto Ubuntu (for luxury)
FROM ubuntu:focal as hask2
ENV up=/root/.ghcup/bin
ENV PATH=$up:$PATH
ENV deps="build-essential pkg-config software-properties-common \
    libffi-dev libgmp-dev libncurses-dev libssl-dev \
    libtinfo5 libsodium-dev zlib1g-dev"

COPY --from=hask ghcup stack $up/*server $up/*indexer usr/bin/
RUN apt-get update && apt-get install -y $deps