Class: Chef::Knife::Ec2ServerCreate

Inherits:
Chef::Knife show all
Defined in:
lib/chef/knife/ec2_server_create.rb

Constant Summary

Constants inherited from Chef::Knife

DEFAULT_SUBCOMMAND_FILES

Instance Attribute Summary collapse

Attributes inherited from Chef::Knife

#name_args

Instance Method Summary collapse

Methods inherited from Chef::Knife

#ask_question, #bulk_delete, category, #configure_chef, #confirm, #create_object, #delete_object, #edit_data, #edit_object, #file_exists_and_is_readable?, #format_for_display, #format_list_for_display, guess_category, inherited, #initialize, list_commands, load_commands, #load_from_file, #msg, msg, #output, #parse_options, #pretty_print, #rest, run, #show_usage, snake_case_name, #stdin, #stdout, subcommand_category, subcommand_class_from, subcommands, subcommands_by_category, unnamed?

Methods included from Mixin::ConvertToClassName

#convert_to_class_name, #convert_to_snake_case, #filename_to_qualified_string, #snake_case_basename

Constructor Details

This class inherits a constructor from Chef::Knife

Instance Attribute Details

#initial_sleep_delay ⇒ Object

Returns the value of attribute initial_sleep_delay.



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# File 'lib/chef/knife/ec2_server_create.rb', line 29

def initial_sleep_delay
  @initial_sleep_delay
end

Instance Method Details

#bootstrap_for_node(server) ⇒ Object 



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# File 'lib/chef/knife/ec2_server_create.rb', line 200

def bootstrap_for_node(server)
  bootstrap = Chef::Knife::Bootstrap.new
  bootstrap.name_args = [server.dns_name]
  bootstrap.config[:run_list] = @name_args
  bootstrap.config[:ssh_user] = config[:ssh_user]
  bootstrap.config[:identity_file] = config[:identity_file]
  bootstrap.config[:chef_node_name] = config[:chef_node_name] || server.id
  bootstrap.config[:prerelease] = config[:prerelease]
  bootstrap.config[:distro] = config[:distro]
  bootstrap.config[:use_sudo] = true
  bootstrap.config[:template_file] = config[:template_file]
  bootstrap
end

#h ⇒ Object 



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# File 'lib/chef/knife/ec2_server_create.rb', line 114

def h
  @highline ||= HighLine.new
end

#run ⇒ Object 



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# File 'lib/chef/knife/ec2_server_create.rb', line 137

def run 
  require 'fog'
  require 'highline'
  require 'net/ssh/multi'
  require 'readline'

  $stdout.sync = true

  connection = Fog::AWS::EC2.new(
    :aws_access_key_id => Chef::Config[:knife][:aws_access_key_id],
    :aws_secret_access_key => Chef::Config[:knife][:aws_secret_access_key],
    :region => config[:region]
  )

  server = connection.servers.create(
    :image_id => config[:image],
    :groups => config[:security_groups],
    :flavor_id => config[:flavor],
    :key_name => Chef::Config[:knife][:aws_ssh_key_id],
    :availability_zone => config[:availability_zone]
  )

  puts "#{h.color("Instance ID", :cyan)}: #{server.id}"
  puts "#{h.color("Flavor", :cyan)}: #{server.flavor_id}"
  puts "#{h.color("Image", :cyan)}: #{server.image_id}"
  puts "#{h.color("Availability Zone", :cyan)}: #{server.availability_zone}"
  puts "#{h.color("Security Groups", :cyan)}: #{server.groups.join(", ")}"
  puts "#{h.color("SSH Key", :cyan)}: #{server.key_name}"
     
  print "\n#{h.color("Waiting for server", :magenta)}"

  # wait for it to be ready to do stuff
  server.wait_for { print "."; ready? }

  puts("\n")


  puts "#{h.color("Public DNS Name", :cyan)}: #{server.dns_name}"
  puts "#{h.color("Public IP Address", :cyan)}: #{server.ip_address}"
  puts "#{h.color("Private DNS Name", :cyan)}: #{server.private_dns_name}"
  puts "#{h.color("Private IP Address", :cyan)}: #{server.private_ip_address}"

  print "\n#{h.color("Waiting for sshd", :magenta)}"

  print(".") until tcp_test_ssh(server.dns_name) { sleep @initial_sleep_delay ||= 10; puts("done") }


  bootstrap_for_node(server).run

  puts "\n"
  puts "#{h.color("Instance ID", :cyan)}: #{server.id}"
  puts "#{h.color("Flavor", :cyan)}: #{server.flavor_id}"
  puts "#{h.color("Image", :cyan)}: #{server.image_id}"
  puts "#{h.color("Availability Zone", :cyan)}: #{server.availability_zone}"
  puts "#{h.color("Security Groups", :cyan)}: #{server.groups.join(", ")}"
  puts "#{h.color("SSH Key", :cyan)}: #{server.key_name}"
  puts "#{h.color("Public DNS Name", :cyan)}: #{server.dns_name}"
  puts "#{h.color("Public IP Address", :cyan)}: #{server.ip_address}"
  puts "#{h.color("Private DNS Name", :cyan)}: #{server.private_dns_name}"
  puts "#{h.color("Private IP Address", :cyan)}: #{server.private_ip_address}"
  puts "#{h.color("Run List", :cyan)}: #{@name_args.join(', ')}"
end

#tcp_test_ssh(hostname) ⇒ Object 



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# File 'lib/chef/knife/ec2_server_create.rb', line 118

def tcp_test_ssh(hostname)
  tcp_socket = TCPSocket.new(hostname, 22)
  readable = IO.select([tcp_socket], nil, nil, 5)
  if readable
    Chef::Log.debug("sshd accepting connections on #{hostname}, banner is #{tcp_socket.gets}")
    yield
    true
  else
    false
  end
rescue Errno::ETIMEDOUT
  false
rescue Errno::ECONNREFUSED
  sleep 2
  false
ensure
  tcp_socket && tcp_socket.close
end