Simple script to wrap vagrant into a blocking command (to use it inside with launchctl).

config.rb

# coreos-vagrant is configured through a series of configuration
# options (global ruby variables) which are detailed below. To modify
# these options, first copy this file to "config.rb". Then simply
# uncomment the necessary lines, leaving the $, and replace everything
# after the equals sign..

# Size of the CoreOS cluster created by Vagrant
$num_instances=1

# Log the serial consoles of CoreOS VMs to log/
# Enable by setting value to true, disable with false
$enable_serial_logging=false

# Setting for VirtualBox VMs
$vb_gui = false
$vb_memory = 2048
$vb_cpus = 1

org.itspunchy.vagrant.ci-server.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
    <key>Disabled</key>
    <false/>
    <key>KeepAlive</key>
    <true/>
    <key>Label</key>
    <string>org.itspunchy.vagrant.ci-server</string>
    <key>ProgramArguments</key>
    <array>
        <string>bash</string>
        <string>-c</string>
        <string>
            echo 'umounting disks...';
            for disk in $(mount | grep /Volumes/ | awk '{ print $1; }'); do diskutil umountDisk $disk; done;
            echo 'unloading usb mass storage extension...';
            #kextunload /System/Library/Extensions/AppleUSBCardReader.kext;
            kextunload /System/Library/Extensions/IOUSBMassStorageClass.kext;
            echo 'launching vagrant...';
            PWD=`pwd`; PID=`sudo -i -u gip "cd $PWD; /usr/local/bin/vagrant-launchctl"`;
            echo 'loading usb mass storage extension back...';
            kextload /System/Library/Extensions/IOUSBMassStorageClass.kext;
            #kextload /System/Library/Extensions/AppleUSBCardReader.kext;
            /usr/local/bin/waitpid $PID;
        </string>
    </array>
    <key>RunAtLoad</key>
    <true/>
    <key>WorkingDirectory</key>
    <string>/Users/gip/Downloads/coreos-vagrant</string>
</dict>
</plist>

override-plugin.rb

# -*- mode: ruby -*-
# # vi: set ft=ruby :

# NOTE: This monkey-patching of the coreos guest plugin is a terrible
# hack that needs to be removed once the upstream plugin works with
# alpha CoreOS images.

require 'tempfile'
require 'ipaddr'
require Vagrant.source_root.join("plugins/guests/coreos/cap/configure_networks.rb")

BASE_CLOUD_CONFIG = <<EOF
#cloud-config

coreos:
    units:
      - name: coreos-cloudinit-vagrant-user.path
        command: start
        runtime: no
        content: |
          [Path]
          PathExists=/var/lib/coreos-vagrant/vagrantfile-user-data
      - name: coreos-cloudinit-vagrant-user.service
        runtime: no
        content: |
          [Unit]
          ConditionFileNotEmpty=/var/lib/coreos-vagrant/vagrantfile-user-data

          [Service]
          Type=oneshot
          EnvironmentFile=/etc/environment
          ExecStart=/usr/bin/coreos-cloudinit --from-file /var/lib/coreos-vagrant/vagrantfile-user-data
          RemainAfterExit=yes
EOF

NETWORK_UNIT = <<EOF
      - name: %s
        runtime: no
        content: |
          [Match]
          Name=%s

          [Network]
          Address=%s
EOF

# Borrowed from http://stackoverflow.com/questions/1825928/netmask-to-cidr-in-ruby
IPAddr.class_eval do
  def to_cidr
    self.to_i.to_s(2).count("1")
  end
end

module VagrantPlugins
  module GuestCoreOS
    module Cap
      class ConfigureNetworks
        include Vagrant::Util

        def self.configure_networks(machine, networks)
          cfg = BASE_CLOUD_CONFIG
          machine.communicate.tap do |comm|

            # Read network interface names
            interfaces = []
            comm.sudo("ifconfig | grep enp0 | cut -f1 -d:") do |_, result|
              interfaces = result.split("\n")
            end

            ip = ""

            # Configure interfaces
            # FIXME: fix matching of interfaces with IP adresses
            networks.each do |network|
              iface_num = network[:interface].to_i
              iface_name = interfaces[iface_num]
              cidr = IPAddr.new('255.255.255.0').to_cidr
              address = "%s/%s" % [network[:ip], cidr]
              unit_name = "50-%s.network" % [iface_name]
              unit = NETWORK_UNIT % [unit_name, iface_name, address]

              cfg = "#{cfg}#{unit}"
              ip = network[:ip]
            end

            cfg = <<EOF
#{cfg}
write_files:
  - path: /etc/environment
    content: |
      COREOS_PUBLIC_IPV4=#{ip}
      COREOS_PRIVATE_IPV4=#{ip}

hostname: #{machine.name}
EOF

            temp = Tempfile.new("coreos-vagrant")
            temp.binmode
            temp.write(cfg)
            temp.close

            comm.upload(temp.path, "/tmp/user-data")
            comm.sudo("mkdir -p /var/lib/coreos-vagrant")
            comm.sudo("mv /tmp/user-data /var/lib/coreos-vagrant/")

          end
        end
      end

      class ChangeHostName
        def self.change_host_name(machine, name)
          # This is handled in configure_networks
        end
      end
    end
  end
end

user-data

#cloud-config

write_files:
  - path: /opt/bin/dockerctl
    permissions: 0755
    content: |
      #!/bin/bash

      DOCKER_BIN=/usr/bin/docker

      function _split_image_n_tag {
        local image_n_tag="$1"

        [[ -z "$image_n_tag" ]] && exit 1;

        IFS=':' read -ra values <<< "$image_n_tag"

        [[ -z "${values[0]}" ]] && exit 1;
        [[ -z "${values[1]}" ]] && values[1]="latest";

        echo "${values[0]} ${values[1]}"
      }

      function _docker_cleanup {
        $DOCKER_BIN rm $($DOCKER_BIN ps -a -q)
        $DOCKER_BIN rmi $($DOCKER_BIN images | grep "^<none>" | awk "{print $3}" | tr -s ' ' | cut -d ' ' -f 3)
      }

      function start {
        local name=$1
        shift 1
        $DOCKER_BIN start -a $name || $DOCKER_BIN run --name $name $@
      }

      function stop {
        local name=$1
        $DOCKER_BIN stop $name
      }

      function build {
        local path="$1"
        [[ -z "$path" ]] && echo "Provide a path." && exit 1;

        local image_n_tag=$(cat $path/Dockerfile | head -n 1 | awk '/# Image:/{ print $3 }')
        [[ -z "$image_n_tag" ]] && echo "Dockerfile's first line should be: '# Image: <image_and_tag>.'" && exit 1;

        $DOCKER_BIN build -t $image_n_tag $path/
      }

      function pull {
        local image_n_tag="$1"
        local repository="$2"
       
        if [ -z "$repository" ]; then
          $DOCKER_BIN pull $image_n_tag
        else
          local uri=$repository/$image_n_tag
          $DOCKER_BIN pull $uri
          $DOCKER_BIN tag $uri $image_n_tag
          $DOCKER_BIN rmi $uri
        fi
      }

      function push {
        local image_n_tag="$1"
        local image_n_tag_parts=($(_split_image_n_tag $image_n_tag))
        local repository="$2"

        [[ -z "$repository" ]] && repository="localhost:5000";

        $DOCKER_BIN tag $image_n_tag $repository/$image_n_tag
        $DOCKER_BIN push $repository/${image_n_tag_parts[0]}
        $DOCKER_BIN rmi $repository/$image_n_tag
      }

      case "$1" in
        start)
          shift 1
          start $@
          ;;
        stop)
          shift 1
          stop $@
          ;;
        build)
          shift 1
          build $@
          ;;
        pull)
          shift 1
          pull $@
          ;;
        push)
          shift 1
          push $@
          ;;
        *)
          ;;
      esac

      exit 0

ssh_authorized_keys:
  - ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCpwctyjHEfsV5ns/PvauqQzYQwzPU4Vtt3PT6B+PhkxL9bxhp5/ElawC8yFKNR+7XOeP90mGzemUw6Lv4vmiv7KPSaJJqYlF/KkJVFPP7nC8B6jMr0zW0U6NaQEprMDAbBFDOTYiyVjQ1/00tWmy32sZ8ESv/8kqUQt9xX0R+Q0HbECeydUpBieDfLxn5/jjXK5qlFlCq/uvKRulhFfjMNcUVNEmtHTafgGz7XIJVw2oLu3j4/l2TSjZxNT0X974tLjym0IlucFp7akVaXPmYx+VUBU5/D5gKpg7mNdijbxA3lCIlI1RpRDSl0QIKiZypZNkB/7Ugmln4NFztf7m/t glertxundi@gmail.com

coreos:
  units:
    - name: media-data.service
      command: start
      content: |
        [Unit]
        Description=Mount data on /media/data
        DefaultDependencies=no
        Wants=media.mount
        After=media.mount
        Conflicts=umount.target
        ConditionPathIsMountPoint=!/media/data

        [Service]
        RemainAfterExit=no
        Restart=always
        RestartSec=10s
        ExecStartPre=/bin/mkdir -p /media/data
        ExecStart=/bin/mount -o loop /home/core/share/core-01.drive /media/data
        
        [Install]
        WantedBy=multi-user.target
    - name: registry.service
      command: start
      content: |
        [Unit]
        Description=Docker Registry Service
        After=docker.service
        Requires=docker.service
        After=media-data.service
        Requires=media-data.service

        [Service]
        TimeoutStartSec=600s
        Restart=always
        RestartSec=10s
        ExecStartPre=/opt/bin/dockerctl pull registry:0.6.8
        ExecStart=/opt/bin/dockerctl start registry \
                      -p 5000:5000 \
                      -v /media/data/docker-registry:/registry \
                      -e DOCKER_REGISTRY_CONFIG=/registry/config.yml \
                      -e SETTINGS_FLAVOR=dev \
                      -e SECRET_KEY=k7yMvFXGvHhezkqnRVFDKp65RqzkxgHC8kVGujRXGVD7Eu76JkntT69LTPdLLEFw \
                      registry:0.6.8
        ExecStop=/opt/bin/dockerctl stop registry
        
        [Install]
        WantedBy=multi-user.target
    - name: database.service
      command: start
      content: |
        [Unit]
        Description=PostgresSQL Database Service
        After=registry.service
        Requires=registry.service

        [Service]
        TimeoutStartSec=600s
        Restart=always
        RestartSec=10s
        ExecStartPre=/opt/bin/dockerctl pull glerchundi/postgresql:9.3 localhost:5000
        ExecStart=/bin/bash -c " \
                      authorized_keys=$(base64 --wrap=0 /home/core/.ssh/authorized_keys); \
                      /opt/bin/dockerctl start postgresql \
                          -p :22 \
                          -p 5432:5432 \
                          -v /media/data/postgresql:/var/lib/postgresql \
                          -e SSH_AUTHORIZED_KEYS=$authorized_keys \
                          glerchundi/postgresql:9.3 \
                  "
        ExecStop=/opt/bin/dockerctl stop postgresql
        
        [Install]
        WantedBy=multi-user.target
    - name: atlassian-stash.service
      command: start
      content: |
        [Unit]
        Description=Atlassian Stash Service
        After=database.service
        Requires=database.service

        [Service]
        TimeoutStartSec=600s
        Restart=always
        RestartSec=10s
        ExecStartPre=/opt/bin/dockerctl pull glerchundi/atlassian-stash:2.12.2 localhost:5000
        ExecStart=/bin/bash -c " \
                      authorized_keys=$(base64 --wrap=0 /home/core/.ssh/authorized_keys); \
                      /opt/bin/dockerctl start atlassian-stash \
                          --link postgresql:pg \
                          -p :22 \
                          -p 7990:7990 \
                          -v /media/data/atlassian-stash:/home/stash \
                          -e SSH_AUTHORIZED_KEYS=$authorized_keys \
                          glerchundi/atlassian-stash:2.12.2 \
                  "
        ExecStop=/opt/bin/dockerctl stop atlassian-stash
        
        [Install]
        WantedBy=multi-user.target

vagrant-launchctl

#!/bin/sh
 
VAGRANT_BIN=/usr/bin/vagrant
 
function get_name_and_provider() {
    echo $($VAGRANT_BIN status | grep 'running (' | awk '{print $1,$3; }' | sed 's/(//g' | sed 's/)//g')
}
 
function is_running() {
    local running=false
    local res=($(get_name_and_provider))
    if [ "${#res[@]}" -eq "2" ]; then
        running=true
    fi
    echo $running
}
 
if [ ! -f ./Vagrantfile ]; then
    echo "Vagrantfile does not exist in ./Vagrantfile!"
    exit 1
fi

if [ $(is_running) = false ] ; then
    $VAGRANT_BIN up
fi

NAME_AND_PROVIDER=($(get_name_and_provider))
NAME=${NAME_AND_PROVIDER[0]}
PROVIDER=${NAME_AND_PROVIDER[1]}

MACHINE_ID=$(cat .vagrant/machines/$NAME/$PROVIDER/id)
PID=$(ps x | grep $MACHINE_ID | grep -v 'grep' | awk '{ print $1; }')

echo $PID 

Vagrantfile

# -*- mode: ruby -*-
# # vi: set ft=ruby :

require 'fileutils'
require_relative 'override-plugin.rb'

CLOUD_CONFIG_PATH = "./user-data"
CONFIG= "config.rb"

# Defaults for config options defined in CONFIG
$num_instances = 1
$enable_serial_logging = false
$vb_gui = false
$vb_memory = 1024
$vb_cpus = 1

# Attempt to apply the deprecated environment variable NUM_INSTANCES to
# $num_instances while allowing config.rb to override it
if ENV["NUM_INSTANCES"].to_i > 0 && ENV["NUM_INSTANCES"]
  $num_instances = ENV["NUM_INSTANCES"].to_i
end

if File.exist?(CONFIG)
  require_relative CONFIG
end

Vagrant.configure("2") do |config|
  config.vm.box = "coreos-alpha"
  config.vm.box_url = "http://storage.core-os.net/coreos/amd64-usr/alpha/coreos_production_vagrant.box"

  config.vm.provider :vmware_fusion do |vb, override|
    override.vm.box_url = "http://storage.core-os.net/coreos/amd64-usr/alpha/coreos_production_vagrant_vmware_fusion.box"
  end

  # Fix docker not being able to resolve private registry in VirtualBox
  config.vm.provider :virtualbox do |vb, override|
    vb.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
    vb.customize ["modifyvm", :id, "--natdnsproxy1", "on"]
    
    vb.customize ['modifyvm', :id, '--usb', 'on']
    vb.customize ['usbfilter', 'add', '0', '--target', :id, '--name', 'convoyxl', '--vendorid', '0x1a4a', '--productid', '0x1670']
  end

  # plugin conflict
  if Vagrant.has_plugin?("vagrant-vbguest") then
    config.vbguest.auto_update = false
  end

  (1..$num_instances).each do |i|
    config.vm.define vm_name = "core-%02d" % i do |config|
      config.vm.hostname = vm_name

      if $enable_serial_logging
        logdir = File.join(File.dirname(__FILE__), "log")
        FileUtils.mkdir_p(logdir)

        serialFile = File.join(logdir, "%s-serial.txt" % vm_name)
        FileUtils.touch(serialFile)

        config.vm.provider :vmware_fusion do |v, override|
          v.vmx["serial0.present"] = "TRUE"
          v.vmx["serial0.fileType"] = "file"
          v.vmx["serial0.fileName"] = serialFile
          v.vmx["serial0.tryNoRxLoss"] = "FALSE"
        end

        config.vm.provider :virtualbox do |vb, override|
          vb.customize ["modifyvm", :id, "--uart1", "0x3F8", "4"]
          vb.customize ["modifyvm", :id, "--uartmode1", serialFile]
        end
      end

      config.vm.provider :virtualbox do |vb|
        vb.gui = $vb_gui
        vb.memory = $vb_memory
        vb.cpus = $vb_cpus
      end

      ip = "172.17.8.#{i+100}"
      config.vm.network :private_network, ip: ip

      # Uncomment below to enable NFS for sharing the host machine into the coreos-vagrant VM.
      config.vm.synced_folder ".", "/home/core/share", id: "core", :nfs => true, :mount_options => ['nolock,vers=3,udp']

      if File.exist?(CLOUD_CONFIG_PATH)
        config.vm.provision :file, :source => "#{CLOUD_CONFIG_PATH}", :destination => "/tmp/vagrantfile-user-data"
        config.vm.provision :shell, :inline => "mv /tmp/vagrantfile-user-data /var/lib/coreos-vagrant/", :privileged => true
      end

    end
  end
end

waitpid

#!/bin/sh

pid=$1

if [ -z "$pid" ]; then
    echo "PID is required as an argument" >&2
    exit 1
fi

name=$(ps -p $pid -o comm=)
if [ $? -eq 0 ]; then
    echo "Waiting for PID $pid to finish ($name)"
    while ps -p $pid > /dev/null; do sleep 1; done;
else
    echo "Failed to find process with PID $pid" >&2
    exit 1
fi