knife_vagrant.rb

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

Vagrant::Config.run do |config|
  config.vm.box = "precise32"
  config.vm.forward_port 80, 8080

  config.vm.customize [
    "modifyvm", :id,
    "--name", "LAMP VM",
    "--memory", "2048"
  ]

  config.vm.network :bridged
  config.vm.host_name = "lamp-vm"
  #config.vm.share_folder("v-root", "/home/vagrant/apps", ".", :nfs => true)

  orgname = "thoughtster"

  node = ENV["NODE"] || "vagrant-#{ENV['USER']}"

  config.vm.provision :shell, :inline => "gem install chef" 

  config.vm.provision :chef_client do |chef|
    chef.chef_server_url = "http://api.opscode.com/organizations/#{orgname}"
    chef.validation_key_path = "#{ENV['HOME']}/.chef/#{orgname}-validator.pem"
    chef.validation_client_name = "#{orgname}-validator"
    chef.encrypted_data_bag_secret_key_path = "#{ENV['HOME']}/.chef/encrypted_data_bag_secret"
    chef.node_name = node
    chef.provisioning_path = "/etc/chef"
    chef.log_level = :debug


    chef.environment = "dev"
    chef.add_role("base")
    chef.add_role("db_master")
    chef.add_role("webmaster")
  end
end

#knife.rb
current_dir = File.dirname(__FILE__)
log_level                :info
log_location             STDOUT
node_name                "thoughtster"
client_key               "#{current_dir}/thoughtster.pem"
validation_client_name   "thoughtster-validator"
validation_key           "#{current_dir}/thoughtster-validator.pem"
chef_server_url          "https://api.opscode.com/organizations/thoughtster"
cache_type               'BasicFile'
cache_options( :path => "#{ENV['HOME']}/.chef/checksums" )
cookbook_path            "./cookbooks"
cookbook_copyright       "Deepak Prasanna Ramaswami"
cookbook_email           "deepak@systeminsights.com"
cookbook_license         "apachev2"
encrypted_data_bag_secret "#{current_dir}/encrypted_data_bag_secret"
knife[:aws_access_key_id]  = "xxxxxxxxxxxxxxxxxxxxxxxx"
knife[:aws_secret_access_key] = "xxxxxxxxxxxxxxxxxxxxx" 

#Things inside .chef directory
[ruby-1.9.3-p286] ~/.chef ls
checksums  encrypted_data_bag_secret  knife.rb  thoughtster.pem  thoughtster-validator.pem