Class: Dexter::LogParser

Inherits:
Object
  • Object
show all
Includes:
Logging
Defined in:
lib/dexter/log_parser.rb

Direct Known Subclasses

CsvLogParser, PgStatActivityParser, SqlLogParser

Constant Summary collapse

REGEX = 
/duration: (\d+\.\d+) ms  (statement|execute [^:]+): (.+)/
LINE_SEPERATOR = 
":  ".freeze
DETAIL_LINE = 
"DETAIL:  ".freeze

Instance Method Summary collapse

Methods included from Logging

#abort, #log

Constructor Details

#initialize(logfile, collector) ⇒ LogParser 



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# File 'lib/dexter/log_parser.rb', line 9

def initialize(logfile, collector)
  @logfile = logfile
  @collector = collector
end

Instance Method Details

#perform ⇒ Object 



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# File 'lib/dexter/log_parser.rb', line 14

def perform
  active_line = nil
  duration = nil

  @logfile.each_line do |line|
    if active_line
      if line.include?(DETAIL_LINE)
        add_parameters(active_line, line.chomp.split(DETAIL_LINE)[1])
      elsif line.include?(LINE_SEPERATOR)
        process_entry(active_line, duration)
        active_line = nil
      else
        active_line << line
      end
    end

    if !active_line && (m = REGEX.match(line.chomp))
      duration = m[1].to_f
      active_line = m[3]
    end
  end
  process_entry(active_line, duration) if active_line
end