Dockerfile

# --->
# ---> Going with the Long Term Support version
# ---> of Jenkins.
# --->
FROM jenkins/jenkins:lts
USER root

# --->
# ---> Assume the root user and install git, ruby, a
# ---> time zone manipulator and the AWS command line
# ---> interface. See documentation to understand why
# ---> the libltdl7 package is installed.
# --->

RUN apt-get update && apt-get --assume-yes install -qq -o=Dpkg::Use-Pty=0 \
      build-essential \
      patch      \
      libltdl7   \
      maven      \
      ruby-full  \
      tzdata     \
      zlib1g-dev

RUN echo "The date / time before timezone change ==] `date`"
RUN cp -vf /usr/share/zoneinfo/Europe/London /etc/localtime
RUN echo Europe/London | tee /etc/timezone
RUN echo "The date / time after timezone changes ==] `date`"

# --->
# ---> Install the listed Jenkins plugins
# --->

RUN /usr/local/bin/install-plugins.sh \
    git                   \
    git-client            \
    ssh-credentials       \
    sonar                 \
    workflow-aggregator   \
    build-pipeline-plugin \
    docker-workflow       \
    workflow-multibranch  \
    workflow-scm-step


# --->
# ---> Copy the SonarQube configuration and installations
# ---> for JAVA projects.
# --->

COPY hudson.plugins.sonar.SonarGlobalConfiguration.xml /var/jenkins_home/hudson.plugins.sonar.SonarGlobalConfiguration.xml
COPY hudson.plugins.sonar.SonarRunnerInstallation.xml /var/jenkins_home/hudson.plugins.sonar.SonarRunnerInstallation.xml

# --->
# ---> Insert the maven settings that defines a localhost Nexus
# ---> repository and the credentials necessary to write to it
# --->

COPY settings.xml /var/jenkins_home/settings.xml

# --->
# ---> Copy the overarching Jenkins configuration
# ---> followed by all the job configurations.
# --->

COPY jobs /var/jenkins_home/jobs
######## COPY config.xml /var/jenkins_home/config.xml

# --->
# ---> Remove friction aka the Admin Password
# --->

ENV JAVA_OPTS="-Djenkins.install.runSetupWizard=false"