Dockerfile

FROM ubuntu:xenial
MAINTAINER Dylan Pinn <dylan@arcadiandigital.com.au>

# expose the port
EXPOSE 8080
# required to make docker in docker to work
VOLUME /var/lib/docker

# default jenkins home directory
ENV JENKINS_HOME /var/jenkins
# set our user home to the same location
ENV HOME /var/jenkins

# set our wrapper
ENTRYPOINT ["/usr/local/bin/docker-wrapper"]
# default command to launch jenkins
CMD java -jar /usr/share/jenkins/jenkins.war

# setup our local files first
ADD docker-wrapper.sh /usr/local/bin/docker-wrapper

RUN apt-get update && apt-get -y install \
        apt-transport-https \
        ca-certificates \
        curl \
        software-properties-common
RUN curl -fsSL https://download.docker.com/linux/ubuntu/gpg | apt-key add -

RUN add-apt-repository \
       "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
       $(lsb_release -cs) \
       stable"

RUN apt-get update && apt-get -y install docker-ce

# # for installing docker related files first
# RUN echo deb http://archive.ubuntu.com/ubuntu xenial universe > /etc/apt/sources.list.d/universe.list
# apparmor is required to run docker server within docker container
RUN apt-get update && apt-get install -y wget curl git iptables ca-certificates apparmor

# now we install docker in docker - thanks to https://github.com/jpetazzo/dind
# We install newest docker into our docker in docker container
# RUN curl -fsSL https://get.docker.com/ | sh

# for jenkins
RUN echo deb http://pkg.jenkins-ci.org/debian binary/ >> /etc/apt/sources.list \
    && wget -q -O - https://pkg.jenkins.io/debian/jenkins-ci.org.key | apt-key add -

RUN apt-get update && apt-get install -y jenkins