begin
  require 'sys/proctable'
rescue LoadError
  Chef::Log.warn("Missing gem 'sys-proctable'")
end

require 'timeout'

module Rackspace
  def self.getProcPid(name)
    Sys::ProcTable.ps do |p|
      if /#{name}/ =~ p.cmdline
        return p.pid
      end
    end
  end

  def self.wait_on_proc(name, timeout_sec = 60)
    begin
      Timeout::timeout(params[:timeout_sec]) do
        while getProcPid(name)
          sleep(5)
        end
      end
    rescue
      Chef::Log.warn("Process #{name} is taking too long, move along!")
      #Chef::Application.fatal!("Process #{params[:name]} is taking too long, I quit!", -8008)
    end
  end

  def self.is_proc(name, timeout_sec = 60)
    if getProcPid(name)
      Chef::Log.info("libcloud deployment script running.")
      Chef::Log.info("Sleeping for up to #{timeout_sec} seconds...")
      wait_on_proc(name,timeout_sec)
    end
  end
end