FROM openjdk:8-jdk RUN apt-get update && apt-get install -y git curl && rm -rf /var/lib/apt/lists/* ENV JENKINS_HOME /var/jenkins_home ENV JENKINS_SLAVE_AGENT_PORT 50000 ARG user=jenkins ARG group=jenkins ARG uid=1000 ARG gid=1000 # Jenkins is run with user `jenkins`, uid = 1000 # If you bind mount a volume from the host or a data container, # ensure you use the same uid RUN groupadd -g ${gid} ${group} \ && useradd -d "$JENKINS_HOME" -u ${uid} -g ${gid} -m -s /bin/bash ${user} # Jenkins home directory is a volume, so configuration and build history # can be persisted and survive image upgrades VOLUME /var/jenkins_home # `/usr/share/jenkins/ref/` contains all reference configuration we want # to set on a fresh new installation. Use it to bundle additional plugins # or config file with your custom jenkins Docker image. RUN mkdir -p /usr/share/jenkins/ref/init.groovy.d ENV TINI_VERSION 0.16.1 ENV TINI_SHA d1cb5d71adc01d47e302ea439d70c79bd0864288 # Use tini as subreaper in Docker container to adopt zombie processes RUN curl -fsSL https://github.com/krallin/tini/releases/download/v${TINI_VERSION}/tini-static-amd64 -o /bin/tini && chmod +x /bin/tini \ && echo "$TINI_SHA /bin/tini" | sha1sum -c - COPY init.groovy /usr/share/jenkins/ref/init.groovy.d/tcp-slave-agent-port.groovy # jenkins version being bundled in this docker image ARG JENKINS_VERSION ENV JENKINS_VERSION ${JENKINS_VERSION:-2.89.2} # jenkins.war checksum, download will be validated using it # 2.89.2 ARG JENKINS_SHA=014f669f32bc6e925e926e260503670b32662f006799b133a031a70a794c8a14 # Can be used to customize where jenkins.war get downloaded from ARG JENKINS_URL=https://repo.jenkins-ci.org/public/org/jenkins-ci/main/jenkins-war/${JENKINS_VERSION}/jenkins-war-${JENKINS_VERSION}.war # could use ADD but this one does not check Last-Modified header neither does it allow to control checksum # see https://github.com/docker/docker/issues/8331 RUN curl -fsSL ${JENKINS_URL} -o /usr/share/jenkins/jenkins.war \ && echo "${JENKINS_SHA} /usr/share/jenkins/jenkins.war" | sha256sum -c - ENV JENKINS_UC https://updates.jenkins.io RUN chown -R ${user} "$JENKINS_HOME" /usr/share/jenkins/ref # Add jenkins to the correct group # see http://stackoverflow.com/questions/42164653/docker-in-docker-permissions-error # use "getent group docker | awk -F: '{printf "%d\n", $3}'" command on host to find correct value for gid or simply use 'id' ARG DOCKER_GID=998 RUN groupadd -g ${DOCKER_GID} docker \ && curl -sSL https://get.docker.com/ | sh \ && apt-get -q autoremove \ && apt-get -q clean -y \ && rm -rf /var/lib/apt/lists/* /var/cache/apt/*.bin # Install Docker-in-Docker from git@github.com:jpetazzo/dind.git # RUN apt-get update -qq && apt-get install -qqy apt-transport-https ca-certificates curl lxc iptables # Install Docker from Docker Inc. repositories. RUN apt-get install -y curl && curl -sSL https://get.docker.com/ | sh RUN usermod -aG docker jenkins # Install Docker-Compose RUN curl -L "https://github.com/docker/compose/releases/download/1.16.1/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose RUN chmod +x /usr/local/bin/docker-compose # for main web interface: EXPOSE 8080 # will be used by attached slave agents: EXPOSE 50000 ENV COPY_REFERENCE_FILE_LOG $JENKINS_HOME/copy_reference_file.log USER ${user} COPY jenkins-support /usr/local/bin/jenkins-support COPY jenkins.sh /usr/local/bin/jenkins.sh ENTRYPOINT ["/bin/tini", "--", "/usr/local/bin/jenkins.sh"] # from a derived Dockerfile, can use `RUN plugins.sh active.txt` to setup /usr/share/jenkins/ref/plugins from a support bundle COPY plugins.sh /usr/local/bin/plugins.sh COPY install-plugins.sh /usr/local/bin/install-plugins.sh # Only need below if we are starting from empty jenkins_home ## Copy the RSA keys #RUN mkdir -p /var/jenkins_home/.ssh #RUN chown jenkins:jenkins /var/jenkins_home/.ssh #COPY keys/id_rsa /var/jenkins_home/.ssh/id_rsa.pub #COPY keys/id_rsa /var/jenkins_home/.ssh/id_rsa #COPY keys/known_hosts /var/jenkins_home/.ssh/known_hosts # #USER root #RUN chmod 600 /var/jenkins_home/.ssh/id_rsa #RUN chmod 644 /var/jenkins_home/.ssh/id_rsa.pub ## ssh-keyscan -H github.com >> ~/.ssh/known_hosts ## ssh-keyscan -H bitbucket.org >> ~/.ssh/known_hosts