Docker jenkins and nexus example

backup.sh

#/bin/bash

archive=$1

if [ -z "$archive" ]; then
  echo "No archive provided."
  echo "Usage: $0 archive.tar"
  exit
fi

if [ -e "$archive" ]; then
  echo "File $archive already exists. Please choose another name"
  exit
fi

local=`pwd`
echo "Backing up to $archive"

echo "Exporting data current rdata container"
docker rm backup
docker run --name backup --volumes-from rdata -v $local:/backup busybox tar cvf /backup/$archive var/jenkins_home nexus
docker rm backup

Jenkins Slave Dockerfile

FROM ubuntu:12.04
MAINTAINER Bryan Robbins <[email protected]>

# Get latest packages
RUN apt-get update && apt-get clean

# Needed for Jenkins
RUN apt-get install --no-install-recommends openjdk-7-jdk -y

# Needed for Jenkins jobs
RUN apt-get install ant wget unzip bzip2 xvfb -y

# Install Gradle
RUN wget https://services.gradle.org/distributions/gradle-2.1-bin.zip
RUN unzip gradle-2.1-bin.zip
RUN mv gradle-2.1 gradle
ENV PATH $PATH:/gradle/bin

RUN mkdir jslave
RUN mkdir jslave/home
ADD swarm.jar /jslave/swarm.jar

EXPOSE 22
EXPOSE 5005

WORKDIR jslave
CMD    ["java", "-jar", "swarm.jar", "-master", "http://jenkins:8080", "-username", "admin", "-password", "somethingsomething", "-labels", "basic", "-executors", "1", "-fsroot", "/jslave/home"]

load.sh

#/bin/bash

archive=$1

if [ -z "$archive" ]; then
  echo "No archive provided."
  echo "Usage: $0 archive.tar"
  exit
fi

echo "Loading from $archive"

# Clean up any old stuff here
docker rm rdata

# Start new data container
echo "Starting new  rdata container"
docker run -d --name rdata -v /var/jenkins_home -v /nexus busybox true

# Copy in files from old data container
echo "Restoring old files into new rdata"
docker rm restore
docker run --name restore --volumes-from rdata -v $(pwd):/backup busybox tar xvf /backup/$archive
docker rm restore

restart.sh

#/bin/bash

now=`date +%s`
arch="backup.$now.tar"

./backup.sh $arch
./load.sh $arch
rm $arch
./start.sh

restore.sh

#/bin/bash

archive=$1

if [ -z "$archive" ]; then
  echo "No archive provided."
  echo "Usage: $0 archive.tar"
  exit
fi

echo "Restoring from $archive"

./load.sh $archive
./start.sh

start.sh

#/bin/bash

# Start nexus
docker stop nexus
docker rm nexus
docker run -d --name nexus --volumes-from rdata -p 8081:8081 conceptnotfound/sonatype-nexus

# Start jenkins
docker stop jenkins
docker rm jenkins
docker run -d --name jenkins --volumes-from rdata --link nexus:nexus -p 8080:8080 -u root jenkins