$ curl -Ls https://raw.github.com/tsaikd/docker-builder/master/install.sh | bash
$ export APT_PROXY="http://apt.proxy.local:3128/"
$ docker-builder category/package/tag
$ export DOCKER_BASE="username"
$ docker-builder category/package/tag
$ export DOCKER_BASE="registry.docker.local:5000"
$ docker-buidler category/package/tag
$ cat > dev-lang/golang/1.3.3/inherit <<EOF
dev-vcs/git/latest
dev-vcs/mercurial/latest
dev-vcs/subversion/latest
net-misc/wget/latest
EOF
$ docker-builder dev-lang/golang/1.3.3
$ cat > ci-job.sh <<EOF
#!/bin/bash
git clone https://github.com/sinatra/sinatra.git sinatra
cd sinatra && bundle install
rake test
exit $?
EOF
# Feed task to container
$ docker run -it -v $PWD/ci-job.sh:/start.sh <container-id>
Any Gentoo user there?