Module: Fog::AWS::Errors

Defined in:
lib/fog/aws/errors.rb

Class Method Summary collapse

Class Method Details

.match_error(error) ⇒ Object 



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# File 'lib/fog/aws/errors.rb', line 4

def self.match_error(error)
  if !Fog::AWS.json_response?(error.response)
    matchers = [
      lambda {|s| s.match(/(?:.*<Code>(.*)<\/Code>)(?:.*<Message>(.*)<\/Message>)/m)},
      lambda {|s| s.match(/.*<(.+Exception)>(?:.*<Message>(.*)<\/Message>)/m)}
    ]
    [error.message, error.response.body].each(&Proc.new {|s|
        matchers.each do |matcher|
          match = matcher.call(s)
          return {:code => match[1].split('.').last, :message => match[2]} if match
        end
      })
  else
    begin
      full_msg_error = Fog::JSON.decode(error.response.body)
      if (full_msg_error.has_key?('Message') || full_msg_error.has_key?('message')) &&
          (error.response.headers.has_key?('x-amzn-ErrorType') || full_msg_error.has_key?('__type'))
        matched_error = {
          :code    => full_msg_error['__type'] || error.response.headers['x-amzn-ErrorType'].split(':').first,
          :message => full_msg_error['Message'] || full_msg_error['message']
        }
        return matched_error
      end
    rescue Fog::JSON::DecodeError => e
      Fog::Logger.warning("Error parsing response json - #{e}")
    end
  end
  {} # we did not match the message or response body
end