chef server bootstrap

chef_server_bootstrap.rb

#!/usr/bin/env ruby
puts `gem sources -a http://gems.opscode.com/`
puts `gem install chef`

solorb = <<EOF
file_cache_path "/tmp/chef-solo"
cookbook_path "/tmp/chef-solo/cookbooks"
recipe_url "http://s3.amazonaws.com/chef-solo/bootstrap-latest.tar.gz"
EOF
bootstrap = <<BOOT
{
  "bootstrap": {
    "chef": {
      "url_type": "http",
      "init_style": "runit",
      "path": "/srv/chef",
      "serve_path": "/srv/chef",
      "server_fqdn": "#{ENV['EC2_PUBLIC_HOSTNAME']}",
      "webui_enabled": true
    }
  },
  "run_list": [ "recipe[bootstrap::server]" ]
}
BOOT

so="/root/solo.rb"
run="/root/chef.json"
File.open(so, "w") {|f| f.write(solorb)}
File.open(run, "w") {|f| f.write(bootstrap)}

orig_hosts = IO.read("/etc/hosts")
orig_hosts.gsub!(/127\.0\.0\.1 /, "127.0.0.1 #{ENV['EC2_PUBLIC_HOSTNAME']} ")
File.open("/etc/hosts", "w") {|f| f.write(orig_hosts)}

puts `chef-solo -c #{so} -j #{run}`