Method: Configure#execute_ssh_actions

Defined in:
lib/maws/commands/configure.rb

#execute_ssh_actions(instances) ⇒ Object 



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# File 'lib/maws/commands/configure.rb', line 48

def execute_ssh_actions(instances)
  # create threads that execute ssh commands
  threads = []
  ssh_connections = {}
  instances.each do |instance|
    ssh_actions = @ssh_actions[instance]
    next if ssh_actions.empty?

    threads << Thread.new do
      Thread.current[:title] = "#{instance.name} (#{instance.dns_name})"
      Thread.current[:ensured_output] = []

      ssh = ssh_connect_to(instance)
      ssh_connections[instance] = ssh

      ssh_actions.each {|action| action.call(ssh)}

      ssh_disconnect(ssh, instance)
      ssh_connections[instance] = nil
    end
  end

  begin
    threads.each do |t|
      Kernel.sleep 0.03
      t.join
    end
  ensure
    ssh_connections.each do |instance, ssh|
      ssh_disconnect(ssh, instance) if ssh
    end
    print_ensured_output(threads)
  end
end