Class: Fluent::TailMultilineInput_EX::MultilineTextParser_EX

Inherits:
TextParser
  • Object
show all
Defined in:
lib/fluent/plugin/in_tail_multiline_ex.rb

Instance Method Summary collapse

Instance Method Details

#configure(conf, required = true) ⇒ Object 



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# File 'lib/fluent/plugin/in_tail_multiline_ex.rb', line 8

def configure(conf, required=true)
  format = conf['format']
  if format == nil
    raise ConfigError, "'format' parameter is required"
  elsif format[0] != ?/ || format[format.length-1] != ?/ 
    raise ConfigError, "'format' should be RegEx. Template is not supported in multiline mode"
  end

  begin
    @regex = Regexp.new(format[1..-2],Regexp::MULTILINE)
    if @regex.named_captures.empty?
      raise "No named captures"
    end
  rescue
    raise ConfigError, "Invalid regexp in format '#{format[1..-2]}': #{$!}"
  end

  @parser = RegexpParser.new(@regex, conf)

  format_firstline = conf['format_firstline']
  if format_firstline
    # Use custom matcher for 1st line
    if format_firstline[0] == '/' && format_firstline[format_firstline.length-1] == '/'
      @regex = Regexp.new(format_firstline[1..-2])
    else
      raise ConfigError, "Invalid regexp in format_firstline '#{format_firstline[1..-2]}': #{$!}"
    end
  end

  return true
end

#match_firstline(text) ⇒ Object 



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# File 'lib/fluent/plugin/in_tail_multiline_ex.rb', line 40

def match_firstline(text)
  @regex.match(text)
end