Mongo DBA Week 4 - Replica Sets

base.pp

node default {
  class { 'mongo::server': version => '2.2.3' }
}

class aptupdate {
  exec { 'apt_update':
    command     => 'apt-get update -qq',
    path        => '/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin',
    refreshonly => true,
  }
}

class mongo::apt {
  include aptupdate
  # Note: this isn't the best way to add the key.
  exec { 'add_10gen_key':
    command     => 'sudo apt-key adv --keyserver keyserver.ubuntu.com --recv 7F0CEB10',
    path        => '/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin',
    refreshonly => true,
    notify      => Class['aptupdate'],
  }

  file { '10gen_apt_list':
    path    => '/etc/apt/sources.list.d/10gen.list',
    content => 'deb http://downloads-distro.mongodb.org/repo/ubuntu-upstart dist 10gen',
    owner   => 'root',
    group   => 'root',
    mode    => '644',
    notify  => Exec['add_10gen_key'],
  }
}

class mongo::server($version) {
  include mongo::apt

  package { 'mongodb-10gen':
    ensure  => $version,
    require => Class['mongo::apt'],
  }

  service { 'mongodb':
    ensure  => false,
    enable  => false,
    require => Package['mongodb-10gen'],
  }
}

launch.sh

#!/bin/sh -eu

sudo mongod -f /etc/mongodb.conf --oplogSize 50 --smallfiles --fork --replSet rs01

Vagrantfile

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

Vagrant::Config.run do |config|
  config.vm.box = "precise64"
  config.vm.box_url = "http://files.vagrantup.com/precise64.box"

  config.vm.provision :puppet do |puppet|
    # equivalent to;
    # puppet apply manifests/base.pp
    puppet.manifests_path = "manifests"
    puppet.manifest_file  = "base.pp"
  end

  config.vm.define :mongo01 do |mongo|
    mongo.vm.network :hostonly, "192.168.33.101"
    mongo.vm.host_name = 'mongo01.local'
  end

  config.vm.define :mongo02 do |mongo|
    mongo.vm.network :hostonly, "192.168.33.102"
    mongo.vm.host_name = 'mongo02.local'
  end

  config.vm.define :mongo03 do |mongo|
    mongo.vm.network :hostonly, "192.168.33.103"
    mongo.vm.host_name = 'mongo03.local'
  end
end