Class: RequestLogAnalyzer::FileFormat::Haproxy::Request

Inherits:
Request
  • Object
show all
Defined in:
lib/request_log_analyzer/file_format/haproxy.rb

Overview

Define a custom Request class for the HAProxy file format to speed up timestamp handling. Shamelessly copied from apache.rb

Constant Summary collapse

MONTHS = 
{ 'Jan' => '01', 'Feb' => '02', 'Mar' => '03', 'Apr' => '04', 'May' => '05', 'Jun' => '06',
'Jul' => '07', 'Aug' => '08', 'Sep' => '09', 'Oct' => '10', 'Nov' => '11', 'Dec' => '12' }

Instance Attribute Summary

Attributes inherited from Request

#attributes, #file_format, #lines

Instance Method Summary collapse

Methods inherited from Request

#<<, #add_line_hash, #add_parsed_line, #completed?, create, #empty?, #every, #first, #first_lineno, #has_line_type?, #initialize, #last_lineno, #timestamp, #validate

Methods included from Request::Converters

#convert_decimal, #convert_duration, #convert_epoch, #convert_eval, #convert_float, #convert_int, #convert_integer, #convert_path, #convert_string, #convert_sym, #convert_symbol, #convert_traffic, #convert_value, #sanitize_parameters

Constructor Details

This class inherits a constructor from RequestLogAnalyzer::Request

Instance Method Details

#convert_nillable_duration(value, definition) ⇒ Object

Make sure that -1 is parsed as a nil value.



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# File 'lib/request_log_analyzer/file_format/haproxy.rb', line 223

def convert_nillable_duration(value, definition)
  value == '-1' ? nil : convert_duration(value, definition)
end

#convert_nillable_string(value, _definition) ⇒ Object

Make sure that the strings ‘-’ or ‘{}’ or ” are parsed as a nil value.



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# File 'lib/request_log_analyzer/file_format/haproxy.rb', line 218

def convert_nillable_string(value, _definition)
  value =~ /-|\{\}|^$/ ? nil : value
end

#convert_timestamp(value, _definition) ⇒ Object

Do not use DateTime.parse, but parse the timestamp ourselves to return a integer to speed up parsing.



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# File 'lib/request_log_analyzer/file_format/haproxy.rb', line 213

def convert_timestamp(value, _definition)
  "#{value[7, 4]}#{MONTHS[value[3, 3]]}#{value[0, 2]}#{value[12, 2]}#{value[15, 2]}#{value[18, 2]}".to_i
end