Ruby Docker Amazon Linux2

code:bash

# build

docker run --rm al2:latest

# shell

docker run -it --rm al2:latest /bin/bash

# ruby -v

docker run -it --rm al2:latest -v

docker run -it --rm al2:latest

# irb

docker run -it --rm --entrypoint "irb" al2:latest

irb(main):001:0> ^C

irb(main):001:0> exit

code:Dockerfile

FROM amazonlinux:2

ENV TZ=Asia/Tokyo

ENV ROOT="/app"

ENV RUBY_VERSION="2.6"

ENV BUNDLE_VERSION="2.3.3"

WORKDIR ${ROOT}

# install amazon-linux-extras install

RUN amazon-linux-extras install -y \

&& amazon-linux-extras install ruby${RUBY_VERSION} -y

# install & delete cache

RUN yum update -y \

&& yum install -y \

gcc \

rpm-build \

make \

ruby-devel \

mysql-devel \

&& rm -rf /var/cache/yum/* \

&& yum clean all

COPY $PWD/Gemfile ${ROOT}

RUN gem install bundler -v ${BUNDLE_VERSION}

RUN bundle config set --local without 'test development' \

&& bundle install