Mesos/Marathon/Docker on 12.04 with 3.8+ kernel.

gistfile1.sh

#!/bin/bash
set -o errexit -o nounset -o pipefail
function -h {
cat <<USAGE
 USAGE: mesos-docker-setup

  Installs tools for running Docker under Mesos with Marathon.

USAGE
}; function --help { -h ;}
export LC_ALL=en_US.UTF-8 DEBIAN_FRONTEND=noninteractive 

downloads=http://downloads.mesosphere.io
deb="$downloads"/master/ubuntu/12.04/mesos_0.14.0_amd64.deb
egg="$downloads"/master/ubuntu/13.04/mesos-0.14.0-py2.7-linux-x86_64.egg
jar="$downloads"/marathon/marathon-0.0.6-SNAPSHOT-jar-with-dependencies.jar
upstart="$downloads"/marathon/marathon.conf
executor="$downloads"/mesos-docker/mesos-docker

function main {
  installer "$@"
}

function installer {
  packages
  install_mesos
  mesos_egg
  install_marathon
  install_executor
  install_httpie
  add_ubuntu_to_staff_group
  msg 'Install complete. Be sure to refresh upstart and start Zookeeper.'
  msg '(Easiest way is a reboot.)'
}

packages=( default-jre-headless
           linux-image-extra-"$(uname -r)"
           lxc-docker
           python-setuptools
           zookeeperd )
function packages {
  aptitude install -y curl
  docker_repo
  aptitude update
  aptitude install -y "${packages[@]}"
}

function docker_repo {
  curl_ http://get.docker.io/gpg | apt-key add -
  out 'deb https://get.docker.io/ubuntu docker main' \
    > /etc/apt/sources.list.d/docker.list
}

function mesos_egg {
  curl_ "$egg" --output mesos.egg
  easy_install ./mesos.egg
}

function install_mesos {
  curl_ "$deb" --output mesos.deb
  dpkg -i mesos.deb
}

function install_marathon {
  marathon_download
  curl_ "$upstart" --output /etc/init/marathon.conf
}

function marathon_download {
  mkdir -p /opt/marathon/ /etc/marathon
  curl_ "$jar" --output /opt/marathon/marathon.jar
  chmod ug+rx /opt/marathon/marathon.jar
}

function install_executor {
  mkdir -p /var/lib/mesos/executors
  curl_ "$executor" --output /var/lib/mesos/executors/docker
}

function install_httpie {
  easy_install httpie
}

function curl_ {
  local stat cmd=( curl -sSfL "$@" )
  if "${cmd[@]}"
  then
    return 0
  else
    local stat=$?
    { printf ': exit %3s ;' "$stat"
      printf ' %q' "${cmd[@]}"
      printf '\n' ;} >&2
    return $stat
  fi
}

function msg { out "$*" >&2 ;}
function err { local x=$? ; msg "$*" ; return $(( $x == 0 ? 1 : $x )) ;}
function out { printf '%s\n' "$*" ;}

if [[ ${1:-} ]] && declare -F | cut -d' ' -f3 | fgrep -qx -- "${1:-}"
then "$@"
else main "$@"
fi