cluster.rb

VAGRANTFILE_VERSION = "2"

Vagrant.configure(VAGRANTFILE_VERSION) do |config|

  # Use [berkshelf](http://berkshelf.com/)
  config.berkshelf.enabled = true

  # Node settings
  node_count = 2
  node_ram = 2048

  # Create hosts data
  hosts = "192.168.50.2 hadoop-manager.cluster hadoop-manager\n"
  node_count.times do |i|
    id = i+1
    hosts << "192.168.50.#{id+2} hadoop-node#{id}.cluster hadoop-node#{id}\n"
  end
  hosts << "127.0.0.1 localhost.localdomain localhost\n"

  config.vm.box = "chef/ubuntu-12.04"

  # Write hosts file
  config.vm.provision :shell, :inline => "echo \"#{hosts}\" | sudo tee -a /etc/hosts"
  config.vm.provision :shell, :inline => "sudo apt-get update -y"
  config.vm.provision :shell, :inline => "apt-get -qq update && apt-get -qq -y install ruby1.9.3 vim build-essential && gem install chef --no-rdoc --no-ri --conservative"

  # Manager
  config.vm.define :manager do |manager_config|
    manager_config.vm.hostname = "hadoop-manager"
    manager_config.vm.network :forwarded_port, guest: 7180, host: 7180
    manager_config.vm.network :private_network, ip: "192.168.50.2"
    manager_config.vm.provider :virtualbox do |vb|
      vb.customize ["modifyvm", :id, "--memory", "512"]
      vb.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
    end
    manager_config.vm.provision :shell, :inline => "wget http://archive.cloudera.com/cm4/installer/latest/cloudera-manager-installer.bin"
    manager_config.vm.provision :shell, :inline => "chmod +x cloudera-manager-installer.bin"
    nfs_setting = RUBY_PLATFORM =~ /darwin/ || RUBY_PLATFORM =~ /linux/
    manager_config.vm.synced_folder ".", "/vagrant", id: "vagrant-root", :nfs => nfs_setting

    manager_config.vm.provision :chef_solo do |chef|
      chef.json = {
        :mysql => {
          :server_root_password => 'rootpass',
          :server_debian_password => 'debpass',
          :server_repl_password => 'replpass'
        },
        :java => {
          :install_flavor => 'oracle',
          :jdk_version => "7",
          :oracle => {
            :accept_oracle_download_terms => true
          }
        }
      }

      chef.run_list = [
        "recipe[java::default]",
        "recipe[percona]"
      ]
    end
  end

  # Create nodes
  node_count.times do |i|
    id = i+1
    config.vm.define "node#{id}" do |node_config|
      node_config.vm.hostname = "hadoop-node#{id}"
      node_config.vm.network :private_network, ip: "192.168.50.#{id+2}"
      node_config.vm.provider :virtualbox do |vb|
        vb.customize ["modifyvm", :id, "--memory", "#{node_ram}"]
        vb.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
      end
    end
  end
end%