- no need for jenkins-slave to have Docker installed as you can use t…

…he installation from the host

- added image with headless Firefox installation

firefox-jenkins-slave/Dockerfile

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+FROM quintenk/jenkins-slave
+
+MAINTAINER Quinten Krijger "https://github.com/Krijger
+
+RUN apt-get -y install firefox xvfb
+ADD xvfb.sv.conf /etc/supervisor/conf.d/
+CMD supervisord -c /etc/supervisor.conf
+

firefox-jenkins-slave/README.md

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+Complete image to run Jenkins as a slave with headless Firefox
+==============================================================
+
+Installed are:
+- Supervisord (inherited)
+- Oracle Java 7 Development Kit (inherited)
+- Firefox
+- Xvfb headless display driver
+
+Run with access to Docker on the host
+-------------------------------------
+
+    docker run
+        -v /run/docker.sock:/run/docker.sock
+        -v /usr/bin/docker:/usr/bin/docker
+        [-v ${absolute path to the jenkins directory - helpful for restarts}:/var/jenkins]
+        -e JENKINS_PORT_8080_TCP_ADDR=${host for master jenkins}
+        [-e JENKINS_PORT_8080_TCP_PORT=${port for master jenkins, defaults to 8080}]
+        -e SLAVE_NAME=${slave name, you name the slave when creating the node on the master jenkins}
+        [-e JENKINS_SECRET=${secret for jenkins - if needed you can find this in the information page for the slave node (on master)}]
+        -d quintenk/firefox-jenkins-slave
+
+or skip the two -v options if you don't need Docker from the host
+
+
+
+

firefox-jenkins-slave/build.sh

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+#!/bin/bash
+
+docker build -t quintenk/firefox-jenkins-slave .

firefox-jenkins-slave/xvfb.sv.conf

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+[program:xvfb]
+command=/bin/bash -c "Xvfb :10 -ac"

jenkins-slave/Dockerfile

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+FROM quintenk/jdk-oracle:7
+
+MAINTAINER Quinten Krijger "https://github.com/Krijger
+
+ADD runslave.sh /usr/local/bin/runslave
+RUN chmod +x /usr/local/bin/runslave
+ADD jenkins-slave.sv.conf /etc/supervisor/conf.d/
+CMD supervisord -c /etc/supervisor.conf

jenkins-slave/README.md

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+Complete image to run Jenkins as a slave
+========================================
+
+Installed are:
+- Supervisord (inherited)
+- Oracle Java 7 Development Kit (inherited)
+- Firefox
+- Xvfb headless display driver
+
+Run with access to Docker on the host
+-------------------------------------
+
+    docker run
+        -v /run/docker.sock:/run/docker.sock
+        -v /usr/bin/docker:/usr/bin/docker
+        [-v ${absolute path to the jenkins directory - helpful for restarts}:/var/jenkins]
+        -e JENKINS_PORT_8080_TCP_ADDR=${host for master jenkins}
+        [-e JENKINS_PORT_8080_TCP_PORT=${port for master jenkins, defaults to 8080}]
+        -e SLAVE_NAME=${slave name, you name the slave when creating the node on the master jenkins}
+        [-e JENKINS_SECRET=${secret for jenkins - if needed you can find this in the information page for the slave node (on master)}]
+        -d quintenk/jenkins-slave
+
+or skip the two -v options if you don't need Docker from the host

jenkins-slave/build.sh

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+#!/bin/bash
+
+docker build -t quintenk/jenkins-slave .

jenkins-slave/jenkins-slave.sv.conf

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+[program:jenkins-slave]
+command=/bin/bash -c "runslave"

jenkins-slave/runslave.sh

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+#!/bin/bash
+set -x
+
+JENKINS_AUTHORITY=${JENKINS_PORT_8080_TCP_ADDR}:${JENKINS_PORT_8080_TCP_PORT:-8080}
+SLAVE_JAR_URL="http://${JENKINS_AUTHORITY}/jnlpJars/slave.jar"
+JNLP_URL="http://${JENKINS_AUTHORITY}/computer/${SLAVE_NAME}/slave-agent.jnlp"
+
+VAR_LIB_JENKINS="/var/lib/jenkins"
+SLAVE_JAR="${VAR_LIB_JENKINS}/slave.jar"
+
+if [ ! -f ${SLAVE_JAR} ] ; then
+    mkdir -p ${VAR_LIB_JENKINS}
+    wget --retry-connrefused -t inf ${SLAVE_JAR_URL} -O ${SLAVE_JAR}
+fi
+
+if [[ $JENKINS_SECRET ]] ; then
+    java -jar ${SLAVE_JAR} -jnlpUrl ${JNLP_URL} -secret ${JENKINS_SECRET}
+else
+    java -jar ${SLAVE_JAR} -jnlpUrl ${JNLP_URL}
+fi