This Docker image combine remote JNLP Jenkins slave and Docker inception, to build inside docker more docker images dynamicaly
inspired by and credits to:
JNLP Slave
DockerInDocker docker/dind
A Jenkins slave using JNLP to establish connection.
See Jenkins Distributed builds for more info.
See Docker inception
To run a Docker container, it is important to run it in privileged mode, like:
docker run --privileged oviis/jenkins-dind-slave:v1 -url https://jenkins-server:port <secret> <slave name>
optional environment variables:
JENKINS_URL: url for the Jenkins server, can be used as a replacement to-urloption, or to set alternate jenkins URLJENKINS_TUNNEL: (HOST:PORT) connect to this slave host and port instead of Jenkins server, assuming this one do route TCP traffic to Jenkins master. Useful when when Jenkins runs behind a load balancer, reverse proxy, etc.
the Image have been build on the docker alpine base
and have a openjdk8-jre inside
and a docker daemon started as a jenkins user