--powerstate on non existing instance ERROR: undefined method for nil:NilClass

[maglub]

--powerstate on non existing instance ERROR: undefined method for nil:NilClass

[maglub]

if (scriptAction == "powerstate" && namespace == AWS_NAMESPACE_EC2)
  instanceRunning = EC2InstanceRunning(instance_id)
  checkValue = 0
  powerstateMsg = ""

  if ( instanceRunning != "terminated" )
    checkValue = (instanceRunning) ? 1:0
    powerstateMsg = (checkValue == 0 ) ? "off" : "on"
  else
    checkValue = 0
    powerstateMsg = "instance does not exist"
  end

  retCode = checkThresholds(checkValue, thresholdWarning, thresholdCritical)

  printf "#{retCode[:msg]} - Id: #{instance_id} Powerstate: %s\n", powerstateMsg
  exit retCode[:value]

end

[maglub]

def EC2InstanceRunning(instanceId)
  $stderr.puts "* Entering: #{thisMethod()}" if $debug
  $stderr.puts "  - Checking running state of #{instanceId}" if $debug

  aws_api = AWS::EC2.new()

  #--- get the instance running state
  begin
    response = aws_api.client.describe_instances({:instance_ids => [ instanceId ]})[:reservation_set][0][:instances_set][0][:instance_state][:name]
  rescue Exception => e
#    $stderr.puts "ERROR:   - #{e.to_s}"
    $stderr.puts "  - Instance id does not exist" if $debug

    return "terminated"
  end


#  $stderr.puts response if $debug
  $stderr.puts "  - Done checking running state of #{instanceId} (#{response})" if $debug
  if (response == "running")
    return true
  else
    return false
  end
end

[maglub]

Merged with master