Migrates cookbooks out of chef repo to own git repo org

cookbook_migrate.rb

#!/usr/bin/env ruby

require 'rubygems'
require 'chef'
require 'chef/knife/cookbook_metadata_from_file'
require 'chef/knife/cookbook_metadata'
require 'mixlib/shellout'
require 'json'
require 'pp'
require 'highline/import'
require 'octokit'
require 'mixlib/cli'

class MyCLI
  include Mixlib::CLI

  banner "cookbook_migrate (options)"

  option :file, 
    :short => "-f FILE",
    :long  => "--file FILE",
    :description => "File with list of cookbooks"

  option :cookbook, 
    :short => "-c COOKBOOK",
    :long  => "--cookbook COOKBOOK",
    :description => "Cookbook to migrate"

  option :organization, 
    :short => "-o ORG",
    :long  => "--org ORG",
    :description => "Github Organization to create new repo in"

  option :username,
    :short => "-u USERNAME",
    :long => "--username USERNAME",
    :description => "Github user name"

  option :password,
    :short => "-p PASSWORD",
    :long => "--password PASSWORD",
    :description => "Github user password"

  option :remove,
    :short => "-r",
    :long => "--remove",
    :description => "Remove from gitolite",
    :boolean => true
 
  option :help,
    :short => "-h",
    :long => "--help",
    :description => "Show this message",
    :on => :tail,
    :boolean => true,
    :show_options => true,
    :exit => 0   
end

  cli = MyCLI.new
  cli.parse_options

begin
  cookbook  = cli.config[:cookbook].nil? ?  ask("Cookbook name: ") : cli.config[:cookbook]
  org       = cli.config[:organization].nil? ? ask("Github Org: "){ |q| q.default = "gap-cookbooks"} : cli.config[:organization]

  username  = cli.config[:username].nil? ? ask("Github username: "){ |q| q.default = ENV['USER']} : cli.config[:username]
  pass      = cli.config[:password].nil? ? ask("Github password: ") { |q| q.echo = false } : cli.config[:password]

  cookbook_path = File.join(File.dirname(__FILE__), '../cookbooks/', cookbook)

  unless File.exists?("#{cookbook_path}/metadata.json")
    metadata_from_file = Chef::Knife::CookbookMetadataFromFile.new
    metadata_from_file.name_args = ["#{cookbook_path}/metadata.rb"]

    metadata_from_file.run

    metadata = JSON.parse( IO.read("#{cookbook_path}/metadata.json") )

    File.delete("#{cookbook_path}/metadata.json")
  end

  puts "Creating #{cookbook} cookbook in the Github #{org} for user #{username}" 

  Octokit.configure do |c|
    c.api_endpoint = "http://github.gapinc.dev/api/v3/"
    c.web_endpoint = 'http://github.gapinc.dev/'
  end

  client = Octokit::Client.new(:login => username, :password => pass)

  client.create_repo(cookbook, { :organization => "#{org}"} )

  log = Logger.new(STDOUT)

  if client.repository?("#{org}/#{cookbook}")
    # git checkout -b maximo_cookbook_migration
    cmd = Mixlib::ShellOut.new("git checkout -b #{cookbook}_migration", :logger => log)
    cmd.run_command

    # remote add origin git@github.gapinc.dev:gap-cookbooks/gapNagios.git
    cmd = Mixlib::ShellOut.new("git remote add github git@github.gapinc.dev:#{org}/#{cookbook}.git", :logger => log)
    cmd.run_command

    # git filter-branch --prune-empty --subdirectory-filter cookbooks/maximoApp maximo_cookbook_migration
    cmd = Mixlib::ShellOut.new("git filter-branch -f --prune-empty --subdirectory-filter cookbooks/#{cookbook} #{cookbook}_migration", :logger => log)
    cmd.run_command

    # git push -u github maximo_cookbook_migration:master
    cmd = Mixlib::ShellOut.new("git push -u github #{cookbook}_migration:master", :logger => log)
    cmd.run_command

    # git checkout master
    cmd = Mixlib::ShellOut.new("git checkout master", :logger => log)
    cmd.run_command

    # git branch -D maximo_cookbook_migration
    cmd = Mixlib::ShellOut.new("git branch -D #{cookbook}_migration", :logger => log)
    cmd.run_command

    # git remote remove github
    cmd = Mixlib::ShellOut.new("git remote rm github", :logger => log)
    cmd.run_command
  end

    # ask to remove cookbook from gitolite
  if cli.config[:remove] ? cli.config[:remove] : agree("Remove from gitolite? (cookbook still exists in gitolite history) [y/n]")
    
    # git checkout master
    cmd = Mixlib::ShellOut.new("git rm -r #{cookbook_path}", :logger => log)
    cmd.run_command

    # git checkout master
    cmd = Mixlib::ShellOut.new("git commit #{cookbook_path} -m \"Migrate #{cookbook} to http://github.gapinc.dev/#{org}/#{cookbook}\"", :logger => log)
    cmd.run_command
    
    # git checkout master
    cmd = Mixlib::ShellOut.new("git push origin master", :logger => log)
    cmd.run_command
  else
    say("Leaving #{cookbook} in gitolite. <%= color('beware of changing code in two places', :red, BOLD) %>")
  end

rescue Exception => e
  puts e.message
  say("<%= color('There was an error! Please contact mugdha_pandit@gap.com or stephen_lauck@gap.com with the error message.', :red, BOLD) %>")
end



# fork http://github.gapinc.dev/enterprise-management/cookbooklist into your github account
# add cookbook to Berksfile and commit
# push back up to fork on your account
# create pull request on your fork and submit back to master; wait for approval
# check build on jenkins job at http://chefci.phx.gapinc.dev/