Class: App::Logger

Inherits:
Logger
  • Object
show all
Defined in:
lib/app-logger.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(dest = nil, formatter: nil, bunny_formatter: nil) ⇒ Logger

Returns a new instance of Logger.



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# File 'lib/app-logger.rb', line 37

def initialize( dest = nil, formatter: nil, bunny_formatter: nil )
  raise 'Log уже есть.' if defined?( ::Log )
  raise 'Сначала нужны настройки.' unless defined?( ::Cfg )

  @main_formatter = formatter || base_formatter
  @amqp_formatter = bunny_formatter || mq_formatter || @main_formatter

  raise 'formatter должны быть Proc' if ! @main_formatter.is_a?(Proc) || ! @amqp_formatter.is_a?(Proc)

  @logdev = 
    case dest ||= Cfg.app.log
      when 'stderr', 'syslog', nil
        # $stdout.close
        $stdout.reopen $stderr
      when 'stdout'
        # $stderr.close
        $stderr.reopen $stdout
      else
        Cfg.app.log = "#{ Cfg.root }/#{ Cfg.app.log }" unless Cfg.app.log =~ %r{^/}
        FileUtils.mkdir_p Pathname.new( Cfg.app.log ).dirname
        logf = File.open( Cfg.app.log, 'a' )
        logf.sync = true
        $stderr.reopen logf
        $stdout.reopen logf
        logf
    end
  super @logdev, progname: Cfg.app.progname, level: Cfg.loglevel, formatter: @main_formatter
  Kernel.const_set 'Log', self
  Kernel.const_set 'MQLog', ::Logger.new( @logdev, progname: "#{ Cfg.app.progname }+Bunny", level: Cfg.loglevel, formatter: @amqp_formatter )
  Log.info{"#{ Cfg.env } started. thread #{ Thread.current.object_id }."}
  self
end

Instance Attribute Details

#amqp_formatter ⇒ Object

Returns the value of attribute amqp_formatter.



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# File 'lib/app-logger.rb', line 11

def amqp_formatter
  @amqp_formatter
end

#logdev ⇒ Object

Returns the value of attribute logdev.



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# File 'lib/app-logger.rb', line 11

def logdev
  @logdev
end

#main_formatter ⇒ Object

Returns the value of attribute main_formatter.



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# File 'lib/app-logger.rb', line 11

def main_formatter
  @main_formatter
end

Instance Method Details

#base_formatter ⇒ Object 



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# File 'lib/app-logger.rb', line 13

def base_formatter
  return proc { |severity, datetime, progname, msg|
#        "#{ severity[0] }°#{ datetime.strftime '%d/%m-%H:%M:%S' }°#{ Thread.current.object_id }°#{ Process.pid }°#{ "%20s" % caller_locations[0..4].last.label }:#{ "%03d" % caller_locations[0..4].last.lineno.to_i }—#{ msg }\n"
      "#{ severity[0] } #{ datetime.strftime '%d/%m-%H:%M:%S' }  #{ msg }\n"
  }
end

#mq_formatter ⇒ Object 



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# File 'lib/app-logger.rb', line 19

def mq_formatter
  # Убираем некоторую вредность из логгера Кролика
  return proc { |severity, datetime, progname, msg|
    if msg !~ /Using TLS but/ && severity != 'DEBUG'
      msg.force_encoding('UTF-8')
      if severity == 'ERROR'
        msg += <<~BACKTACE

          Thread #{ Thread.current.inspect }
          Process #{ Process.pid }
          #{ "===BACKTACE:===\n" + caller.join("\n")  + "\n===" }
        BACKTACE
      end
      base_formatter.call(severity, datetime, progname, '(ѣ)' + msg )
    end
  }
end

#remove ⇒ Object 



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# File 'lib/app-logger.rb', line 70

def remove
  Kernel.send( :remove_const, 'Log' ) if defined?( Log )
  Kernel.send( :remove_const, 'Log' ) if defined?( MQLog )
end