sensu-plugins/sensu-plugins-postgres

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asset_build_scripts/Dockerfile.alpine3.8

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FROM sensu/sensu-ruby-runtime-2.4.4-alpine3.8:latest as builder
ARG ASSET_GEM
ARG GIT_REF
ARG GIT_REPO
ARG RUBY_VERSION=2.4.4

WORKDIR /assets/build/
RUN apk del openssl-dev
RUN apk add git
RUN apk add libressl-dev postgresql-client postgresql-dev
RUN \
  gem install --no-ri --no-doc bundler && \
  printf "source 'https://rubygems.org'\n\ngem \"%s\", :git => \"%s\" , :ref => \"%s\"\n" ${ASSET_GEM} ${GIT_REPO} ${GIT_REF}| tee Gemfile 
RUN bundle install --path=lib/ --binstubs=bin/ --standalone

RUN LIBS=$(find ./ -type f -exec ldd {} 2>/dev/null \;|  grep "=>" | grep -v "vdso.so.1" | awk '{print $3}'| sort -u ) && \
  for f in $LIBS; do if [ -e $f ] && [ ! -e /opt/rubies/ruby-${RUBY_VERSION}/lib/$f ] ; then echo "Copying Library: $f" && cp $f ./lib/; fi; done

RUN tar -czf /assets/${ASSET_GEM}.tar.gz -C /assets/build/ .

FROM scratch
ARG ASSET_GEM
COPY --from=builder /assets/${ASSET_GEM}.tar.gz /