From 5c80fe47613be6e1ea0756d7de7b2c2bd300dd69 Mon Sep 17 00:00:00 2001
From: Daniel Gröber <dxld@darkboxed.org>
Date: Sat, 28 Dec 2019 16:06:52 +0100
Subject: ci: Switch to unified CI image

---
 scripts/build-ci-images.sh | 108 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 scripts/build-ci-images.sh

(limited to 'scripts')

diff --git a/scripts/build-ci-images.sh b/scripts/build-ci-images.sh
new file mode 100644
index 0000000..20132d1
--- /dev/null
+++ b/scripts/build-ci-images.sh
@@ -0,0 +1,108 @@
+#!/bin/sh
+
+# Usage: ./docker.sh
+#
+# Example: ./docker.sh        #< build all images
+
+namespace="registry.gitlab.com/dxld/cabal-helper/ci"
+
+tmpdir=$(mktemp -p "${TMPDIR:-/tmp/}" -d cabal-helper-docker-XXXX) || exit 1
+
+dldir="/tmp/cabal-helper-docker-dl"
+
+GHC_BASE=https://downloads.haskell.org/~ghc
+HACKAGE_BASE=https://hackage.haskell.org/package
+STACK_BASE=https://github.com/commercialhaskell/stack/releases/download
+
+image=debian:buster
+cabal=3.0.0.0
+stack=2.1.3
+
+ghc_arch=x86_64-deb8-linux
+ghcs='8.8.1 8.6.5 8.4.4 8.2.2 8.0.2'
+
+stack_url="${STACK_BASE}/v${stack}/stack-${stack}-linux-x86_64-static.tar.gz"
+stack_file="$(basename "$stack_url")"
+
+mkdir -p "$dldir"
+printf '%s\n' $ghcs > "$tmpdir"/ghcs
+
+{
+        echo "$stack_url"
+        for ghc in $ghcs; do
+                echo "${GHC_BASE}/${ghc}/ghc-${ghc}-${ghc_arch}.tar.xz"
+        done
+} | tee "$tmpdir"/ghc-urls | xargs -n1 -P$(nproc) sh -ue -c '
+  cd "$1"
+  wget -nv -nc -c "$3"
+  cp "$(basename "$3")"  "$2"
+' urldl "$dldir" "$tmpdir"
+
+ghc_files=""
+for url in $(cat "$tmpdir"/ghc-urls); do
+        ghc_files=""$(basename "$url")" $ghc_files"
+done
+
+cat > "$tmpdir"/install-ghc.sh <<"EOF"
+$!/bin/sh
+set -eux
+ghc=$1; shift
+tar -xf ghc-${ghc}-*.tar.xz
+cd ghc-${ghc}
+./configure --prefix=/usr/local/ghc-${ghc}
+make install
+ln -s /usr/local/ghc-${ghc}/bin/*-${ghc} /usr/local/bin
+for f in /usr/local/ghc-${ghc}/bin/*-${ghc}; do
+    ln -s "$f" /usr/local/bin/"$(basename "${f%.*}")"
+done
+cd ..
+EOF
+
+cat > "$tmpdir"/Dockerfile <<EOF
+FROM $image AS base
+
+## ensure locale is set during build
+ENV LANG C.UTF-8
+
+WORKDIR /root
+
+RUN apt-get update && apt-get upgrade -y && \
+    apt-get install -y --no-install-recommends \
+      alex happy wget git xz-utils gpgv ca-certificates build-essential \
+      libgmp3-dev libtinfo-dev libtinfo5 zlib1g-dev netbase pkg-config && \
+    apt-get clean
+
+
+FROM base AS build
+
+COPY ghcs install-ghc.sh $ghc_files /root/
+COPY $cabal_file $cabal_bin_file $stack_file /root/
+
+RUN apt-get install -y --no-install-recommends ghc cabal-install
+
+RUN cd /usr/local/bin && \
+    tar -xvf /root/${stack_file} \
+        --strip-components 1 --wildcards '*/stack' && \
+    stack --help >/dev/null
+
+RUN cat ghcs | xargs -P$(nproc) -n1 sh install-ghc.sh
+
+RUN cabal update && \
+    cabal install cabal-install-${cabal} --ghc-option=-j && \
+    cp -L ~/.cabal/bin/cabal /usr/local/bin
+
+FROM base
+COPY --from=build /usr/local/ /usr/local/
+
+EOF
+
+tag="${namespace}:ghc-$(printf '%s' "$ghcs" | tr ' ' '-')--cabal-install-${cabal}--stack-${stack}"
+docker build -t "$tag" "$tmpdir"
+
+for ghc in $ghcs; do
+        stag="${namespace}:ghc-${ghc}--cabal-install-${cabal}--stack-${stack}"
+        printf '%s\n' \
+               "FROM $tag" \
+               'ENV PATH="/usr/local/ghc-'"${ghc}"'/bin:${PATH}"' \
+                | docker build -t "$stag" -
+done
-- 
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