update/cleanup dockerfile and parametrize build

This commit is contained in:
2017-09-29 20:17:30 +02:00
parent 025e7edd58
commit 3e598cdb3f
2 changed files with 24 additions and 16 deletions
+11 -13
View File
@@ -1,19 +1,17 @@
FROM alpine:3.4
FROM alpine:3.4
MAINTAINER Hanjo Meinhardt <hanjo@bunix.de>
ENV dev_packages="ca-certificates build-base libffi-dev ruby-dev ruby-rdoc ruby-irb"
RUN apk update && apk upgrade
RUN apk add ruby ruby-json ${dev_packages}
RUN rm -rf /var/cache/apk/*
RUN gem install jekyll
RUN gem install jekyll-paginate
RUN gem install jekyll-auto-image
RUN gem install jekyll-tidy
RUN gem install jekyll-sitemap
RUN apk update && apk upgrade \
&& apk add ruby ruby-json ${dev_packages} \
&& rm -rf /var/cache/apk/*
RUN gem install jekyll -v <VERSION> \
&& gem install jekyll-paginate \
&& gem install jekyll-auto-image \
&& gem install jekyll-tidy \
&& gem install jekyll-sitemap
RUN apk del ${dev_packages}