scripts: docker: Include stack binary in image

scripts/docker.sh

@@ -1,37 +1,86 @@
 #!/bin/sh
 
-# Usage: ./docker.sh [GHC_VER]
-# Example: ./docker.sh 8.2.2
+# Usage: ./docker.sh [GHC_VER...]
+#
+# Example: ./docker.sh #< build all images
+#
+# Example: ./docker.sh 8.2.2 #< build just 8.2.2 image
+#
 # Faster Example:
-# $ echo 8.6.3 8.4.4 8.2.2 8.0.2 7.10.3 | xargs -P4 -n1 -- ./docker.sh
-
+# $ SWAP=1 ./docker.sh tmux 8.6.5 8.4.4 8.2.2 8.0.2 7.10.3
+#
+# tmux cheatsheet:
+# quit: Ctrl-b & y
+# other-window: Ctrl-b o
+# scroll: Ctrl-b [
+
+if [ -n "$SWAP" ] && ! [ -e /tmp/swap ]; then
+ # We run out of memory with 5 concurrent builds on the Vultr 4 core
+ # instance.
+ swapoff /tmp/swap || true
+ dd if=/dev/zero of=/tmp/swap bs=4k count=4M # 16GiB
+ chmod 0600 /tmp/swap
+ mkswap /tmp/swap
+ swapon /tmp/swap
+fi
+
+if [ "$1" = tmux ]; then
+ shift
+ tmux kill-session -t docker || true
+ exec tmux new -s docker sh -x "$0" do-tmux "$@"
+elif [ "$1" = do-tmux ]; then
+ shift
+ myghc=$1; shift
+
+ tmux set-option remain-on-exit on
+
+ for ghc in "$@"; do
+ tmux split-window sh -c "$0 $ghc 2>&1 | tee $ghc.log"
+ done
+
+ tmux select-layout even-vertical
+
+ set -- $myghc
+fi
 
 namespace="registry.gitlab.com/dxld/ghc-mod"
-target="$1"
 
 tmpdir=$(mktemp -p "${TMPDIR:-/tmp/}" -d ghc-mod-docker-XXXX) || exit 1
-[ -z "$DEBUG" ] && trap 'rm -r '"$tmpdir" 0 2 15
+if [ -z "$DEBUG" ]; then
+ trap 'echo This is $ghc signing off>&2; rm -r '"$tmpdir" 0 2 15
+fi
 
 dldir="/tmp/ghc-mod-docker-dl"
 
-while read -r ghc_rel ghc ghc_arch ghc_ext cabal cabal_rev image; do
- [ -n "$target" ] && [ x"$ghc_rel" != x"$target" ] && continue
+GHC_BASE=https://downloads.haskell.org/~ghc
+HACKAGE_BASE=https://hackage.haskell.org/package
+STACK_BASE=https://github.com/commercialhaskell/stack/releases/download
+
+while read -r ghc ghc_arch ghc_ext cabal cabal_rev stack image; do
+ if [ $# -eq 0 ]; then cont=false; else cont=true; fi
+ for target in "$@"; do
+ if [ x"$ghc" = x"$target" ]; then cont=false; fi
+ done
+ if $cont; then continue; fi
 
- ghc_url="https://downloads.haskell.org/~ghc/${ghc_rel}/ghc-${ghc}-${ghc_arch}.tar.${ghc_ext}"
- cabal_url="https://hackage.haskell.org/package/cabal-install-${cabal}/cabal-install-${cabal}.tar.gz"
- cabal_meta_url="https://hackage.haskell.org/package/cabal-install-${cabal}/revision/${cabal_rev}.cabal"
+ ghc_url="${GHC_BASE}/${ghc}/ghc-${ghc}-${ghc_arch}.tar.${ghc_ext}"
 
+ cabal_base="${HACKAGE_BASE}/cabal-install-${cabal}"
+ cabal_url="${cabal_base}/cabal-install-${cabal}.tar.gz"
+ cabal_meta_url="${cabal_base}/revision/${cabal_rev}.cabal"
+
+ stack_url="${STACK_BASE}/v${stack}/stack-${stack}-linux-x86_64-static.tar.gz"
  ghc_file="$(basename "$ghc_url")"
  cabal_file="$(basename "$cabal_url")"
  cabal_meta_file=cabal-install-"${cabal}"-"${cabal_rev}".cabal
+ stack_file="$(basename "$stack_url")"
 
  ADDITIONAL_PACKAGES=""
- ADDITIONAL_PURGE_PACKAGES=""
  ADDITIONAL_COMMANDS=""
  ADDITIONAL_BOOTSTRAP_SETUP="true"
  ADDITIONAL_BOOTSTRAP_TEARDOWN="true"
 
- if [ $ghc_rel = "7.10.3" ]; then
+ if [ $ghc = "7.10.3" ]; then
  cabal_boot=2.2.0.0
  cabal_bin_url="https://www.haskell.org/cabal/release/cabal-install-${cabal_boot}/cabal-install-${cabal_boot}-x86_64-unknown-linux.tar.gz"
  cabal_bin_file="$(basename "$cabal_bin_url")"
@@ -49,11 +98,12 @@ while read -r ghc_rel ghc ghc_arch ghc_ext cabal cabal_rev image; do
  if [ ! -e "$dldir"/"${cabal_meta_file}" ]; then
  wget -nv "$cabal_meta_url" -O "$dldir"/"${cabal_meta_file}"
  fi && cp -l "$dldir"/"${cabal_meta_file}" "$tmpdir"
+ wget -nv -nc -c "$stack_url" && cp -l "$stack_file" "$tmpdir"
 
  ls -l "$tmpdir"
  cd "$d" || exit 1
 
- ADDITIONAL_COMMANDS="${ADDITIONAL_COMMANDS}COPY $ghc_file $cabal_file $cabal_bin_file $cabal_meta_file /root/
+ ADDITIONAL_COMMANDS="${ADDITIONAL_COMMANDS}COPY $ghc_file $cabal_file $cabal_bin_file $cabal_meta_file $stack_file /root/
 "
 
  cat > "$tmpdir"/Dockerfile <<EOF
@@ -66,6 +116,11 @@ WORKDIR /root
 
 $ADDITIONAL_COMMANDS
 
+RUN ( cd /usr/local/bin && \
+ tar -xvf /root/${stack_file} \
+ --strip-components 1 --wildcards '*/stack' && \
+ cd && stack --help >/dev/null \
+ )
 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 zlib1g-dev netbase pkg-config $ADDITIONAL_PACKAGES && \
@@ -86,15 +141,20 @@ RUN tar -xf cabal-install-${cabal}.tar.* && \
  rm -r cabal-*
 EOF
 
- docker build -t "${namespace}:ghc${ghc}-cabal-install${cabal}" "$tmpdir"
+ docker build -t "${namespace}:ghc${ghc}-cabal-install${cabal}-stack${stack}" "$tmpdir"
 done <<EOF
-8.6.5 8.6.5 x86_64-deb8-linux   xz 2.4.1.0 3 debian:jessie
-8.6.3 8.6.3 x86_64-deb8-linux   xz 2.4.1.0 0 debian:jessie
-8.4.4 8.4.4 x86_64-deb8-linux   xz 2.4.1.0 0 debian:jessie
-8.2.2 8.2.2 x86_64-deb8-linux   xz 2.4.1.0 0 debian:jessie
-8.0.2 8.0.2 x86_64-deb8-linux   xz 2.4.1.0 0 debian:jessie
-7.10.3 7.10.3 x86_64-deb8-linux   xz 2.4.1.0 0 debian:jessie
+ 8.6.5 x86_64-deb8-linux xz 2.4.1.0 3 2.1.1  debian:jessie
+ 8.6.3 x86_64-deb8-linux xz 2.4.1.0 0 2.1.1  debian:jessie
+ 8.4.4 x86_64-deb8-linux xz 2.4.1.0 0 2.1.1  debian:jessie
+ 8.2.2 x86_64-deb8-linux xz 2.4.1.0 0 2.1.1  debian:jessie
+ 8.0.2 x86_64-deb8-linux xz 2.4.1.0 0 2.1.1  debian:jessie
+ 7.10.3 x86_64-deb8-linux xz 2.4.1.0 0 2.1.1  debian:jessie
 EOF
+# ^-ver ^-arch ^-ver rev^ ^-ver ^-base img
+# |--------------------------| |-------| |-----| |-----------|
+# GHC caba-inst Stack Docker
+
+## Old versions:
 
 # 7.8.4 7.8.4 x86_64-unknown-linux-deb7 xz 2.2.0.0 0 debian:jessie