Dockerfile and bash script that builds node-sass binaries for Alpine Linux

build.sh

#!/bin/bash

versions=( 0.10 0.12 4 5 6 )

for i in "${versions[@]}"
do
    echo $i
    sed -i '' "s/FROM.*/FROM mhart\/alpine-node:$i/" Dockerfile
    docker build --tag node-sass-binaries .
    docker run node-sass-binaries cat /node-sass/binaries.tar.gz > "binary-$i.tar.gz"

done

Dockerfile

#####
# Running:
# --------
# ./build.sh
#######

FROM mhart/alpine-node:6

### setup ###

RUN apk add --no-cache python=2.7.12-r0 git-perl bash make gcc g++
RUN rm /bin/sh && ln -s /bin/bash /bin/sh

### get node-sass ###
RUN git clone https://github.com/sass/node-sass --recursive
WORKDIR /node-sass

### build the binaries ###
RUN echo "v3.7.0"
RUN rm -rf vendor
RUN git fetch
RUN git checkout v3.7.0
RUN git submodule update --init --recursive
RUN npm install --verbose
RUN node scripts/build.js -f --verbose

### place binaries in vendor folder ###
RUN ls -lsa vendor
RUN tar -cvzf binaries.tar.gz vendor/