Dockerfile

FROM jenkins/jenkins:2.143-alpine

MAINTAINER Basilio Vera <basilio.vera@softonic.com>

ARG version="0.1.0-dev"
ARG build_date="unknown"
ARG commit_hash="unknown"
ARG vcs_url="unknown"
ARG vcs_branch="unknown"

LABEL org.label-schema.vendor="basi" \
    org.label-schema.name="Jenkins" \
    org.label-schema.description="Jenkins with restore from backup dir option" \
    org.label-schema.usage="/README.md" \
    org.label-schema.url="https://github.com/bvis/docker-jenkins/blob/master/README.md" \
    org.label-schema.vcs-url=$vcs_url \
    org.label-schema.vcs-branch=$vcs_branch \
    org.label-schema.vcs-ref=$commit_hash \
    org.label-schema.version=$version \
    org.label-schema.schema-version="1.0" \
    org.label-schema.docker.cmd.devel="" \
    org.label-schema.docker.params="DOCKER_COMPOSE_VERSION=Docker compose version to use,\
JENKINS_HOME_BACKUP_DIR=Where to find the backup of the jenkins data" \
    org.label-schema.build-date=$build_date

ENV DOCKER_COMPOSE_VERSION="1.19.0" \
    JENKINS_HOME_BACKUP_DIR="/backup/jenkins_home"

# if we want to install via apt
USER root

# Install dependencies
RUN apk add --no-cache sudo \
 && rm -rf /var/lib/apt/lists/* \
  && curl -L https://github.com/docker/compose/releases/download/${DOCKER_COMPOSE_VERSION}/docker-compose-`uname -s`-`uname -m` > /usr/local/bin/docker-compose \
  && chmod +x /usr/local/bin/docker-compose \
  && echo "jenkins ALL=NOPASSWD: ALL" >> /etc/sudoers # Jenkins user can execute Docker

USER jenkins
COPY plugins.txt /usr/share/jenkins/plugins.txt
COPY jenkins-restore-backup.sh /usr/local/bin/jenkins-restore-backup.sh
RUN /usr/local/bin/install-plugins.sh $(cat /usr/share/jenkins/plugins.txt | tr '\n' ' ')
#RUN /usr/local/bin/plugins.sh /usr/share/jenkins/plugins.txt \
#    && echo 2.0 > /usr/share/jenkins/ref/jenkins.install.UpgradeWizard.state

# Auto-health check to the root page. We add such high values because of a bug when Docker is starting the service, for Jenkins these could be acceptable.
#HEALTHCHECK --interval=60s --timeout=5s --retries=3 \
#  CMD curl -f -A "Docker-HealthCheck/v.x (https://docs.docker.com/engine/reference/builder/#healthcheck)" http://localhost:8080/ || exit 1

ENTRYPOINT ["/sbin/tini", "--", "/usr/local/bin/jenkins-restore-backup.sh"]