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Apply multi-stage build for ruby 2.3.1 #17

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11 changes: 9 additions & 2 deletions Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
#
# VERSION 0.0.1

FROM drecom/centos-base:latest
FROM drecom/centos-base:latest AS build

MAINTAINER Drecom Technical Development Department <pr_itn@drecom.co.jp>

Expand All @@ -27,4 +27,11 @@ ENV PATH /usr/local/rbenv/bin:/usr/local/rbenv/shims:$PATH
RUN eval "$(rbenv init -)"; rbenv install 2.3.1 \
&& eval "$(rbenv init -)"; rbenv global 2.3.1 \
&& eval "$(rbenv init -)"; gem update --system \
&& eval "$(rbenv init -)"; gem install bundler
&& eval "$(rbenv init -)"; gem install bundler --force

FROM centos:7
ENV RBENV_ROOT /usr/local/rbenv
COPY --from=build $RBENV_ROOT $RBENV_ROOT
ENV PATH /usr/local/rbenv/bin:/usr/local/rbenv/shims:$PATH
RUN echo 'export RBENV_ROOT=/usr/local/rbenv' >> /root/.bashrc \
&& echo 'eval "$(rbenv init -)"' >> /root/.bashrc