ARG ALPINE_VERSION=3.13.6 ARG BASE_IMAGE=sutty/containers-sdk ARG EMAIL=monit@sutty.nl FROM alpine:${ALPINE_VERSION} as build ARG RUBY_VERSION=2.7 ARG RUBY_PATCH=5 ENV EMAIL ${EMAIL:-monit@sutty.nl} RUN apk add --no-cache ruby~${RUBY_VERSION}.${RUBY_PATCH} patch # Patch rubygems to install x86_64-linux-musl gems COPY ./rubygems-platform-musl.patch /tmp/ RUN cd /usr/lib/ruby/${RUBY_VERSION}.0 && patch -Np 0 -i /tmp/rubygems-platform-musl.patch || true FROM ${BASE_IMAGE}:${ALPINE_VERSION} ARG ALPINE_VERSION MAINTAINER "f " ARG RUBY_VERSION ARG RUBY_PATCH # Install ruby and extracted gems and copy patched rubygems RUN apk add --no-cache tzdata ruby~${RUBY_VERSION}.${RUBY_PATCH} && rm /usr/lib/ruby/${RUBY_VERSION}.0/rubygems.rb RUN apk add --no-cache ruby-json ruby-bigdecimal ruby-rake ruby-bundler ruby-irb ruby-io-console ruby-etc COPY --from=build /usr/lib/ruby/${RUBY_VERSION}.0/rubygems.rb /usr/lib/ruby/${RUBY_VERSION}.0/ RUN apk add --no-cache ruby-dev ENTRYPOINT /bin/sh