Class: LSQS::ErrorHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/lsqs/error_handler.rb

Constant Summary collapse

ERROR_LIST = 
{
  'AccessDenied'                => 403,
  'AuthFailure'                 => 401,
  'ConflictingQueryParameter'   => 400,
  'InternalError'               => 500,
  'InvalidAccessKeyId'          => 401,
  'InvalidAction'               => 400,
  'InvalidAddress'              => 404,
  'InvalidAttributeName'        => 400,
  'InvalidHttpRequest'          => 400,
  'InvalidMessageContents'      => 400,
  'InvalidParameterCombination' => 400,
  'InvalidParameterValue'       => 400,
  'InvalidQueryParameter'       => 400,
  'InvalidRequest'              => 400,
  'InvalidSecurity'             => 403,
  'InvalidSecurityToken'        => 400,
  'MalformedVersion'            => 400,
  'MessageTooLong'              => 400,
  'MessageNotInflight'          => 400,
  'MissingClientTokenId'        => 403,
  'MissingCredentials'          => 401,
  'MissingParameter'            => 400,
  'NoSuchVersion'               => 400,
  'NonExistentQueue'            => 400,
  'NotAuthorizedToUseVersion'   => 401,
  'QueueDeletedRecently'        => 400,
  'QueueNameExists'             => 400,
  'ReadCountOutOfRange'         => 400,
  'ReceiptHandleIsInvalid'      => 400,
  'RequestExpired'              => 400,
  'RequestThrottled'            => 403,
  'ServiceUnavailable'          => 503,
  'X509ParseError'              => 400  
}

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ ErrorHandler

Returns a new instance of ErrorHandler.



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# File 'lib/lsqs/error_handler.rb', line 39

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/lsqs/error_handler.rb', line 43

def call(env)
  begin
    @app.call env
  rescue => error
    xml = Builder::XmlMarkup.new(:index => 2)
    
    status = ERROR_LIST[error.message] || 500
    
    
    xml.ErrorResponse do
      xml.Error do
        xml.Type error.message
        xml.Code status
        xml.Message error.to_s
        xml.Detail
      end
    end

    [status, {}, [LSQS.template.render_error(xml)]]
  end
end