Class: Pmux::LogView::LoggerWrapper

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/pmux-logview/logger_wrapper.rb

Constant Summary collapse

@@log_level_map = 
{
  'debug' => Logger::DEBUG,
  'info' => Logger::INFO,
  'warn' => Logger::WARN,
  'error' => Logger::ERROR,
  'fatal' => Logger::FATAL
}
@@facility_map = 
{
  'user' => Syslog::LOG_USER,
  'daemon' => Syslog::LOG_DAEMON,
  'local0' => Syslog::LOG_LOCAL0,
  'local1' => Syslog::LOG_LOCAL1,
  'local2' => Syslog::LOG_LOCAL2,
  'local3' => Syslog::LOG_LOCAL3,
  'local4' => Syslog::LOG_LOCAL4,
  'local5' => Syslog::LOG_LOCAL5,
  'local6' => Syslog::LOG_LOCAL6,
  'local7' => Syslog::LOG_LOCAL7
}

Instance Method Summary collapse

Instance Method Details

#close ⇒ Object 



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# File 'lib/pmux-logview/logger_wrapper.rb', line 86

def close
  @logger.close() if !@logger.nil?
  @logger = nil
  Syslog.close() if @syslog
  @syslog = false
end

#debug(msg) ⇒ Object 



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# File 'lib/pmux-logview/logger_wrapper.rb', line 98

def debug msg
    @logger.debug(msg) if !@logger.nil?
    Syslog.debug("#{msg}") if @syslog
    puts "[debug] #{msg}" if @foreground && @@log_level_map["debug"] >= @serverity
end

#error(msg) ⇒ Object 



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# File 'lib/pmux-logview/logger_wrapper.rb', line 116

def error msg
    @logger.error(msg) if !@logger.nil?
    Syslog.err("#{msg}") if @syslog
    puts "[error] #{msg}" if @foreground && @@log_level_map["error"] >= @serverity
end

#fatal(msg) ⇒ Object 



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# File 'lib/pmux-logview/logger_wrapper.rb', line 122

def fatal msg
    @logger.fatal(msg) if !@logger.nil?
    Syslog.crit("#{msg}") if @syslog
    puts "[fatal] #{msg}" if @foreground && @@log_level_map["fatal"] >= @serverity
end

#fixup_level(level) ⇒ Object 



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# File 'lib/pmux-logview/logger_wrapper.rb', line 42

def fixup_level level
  return level if @@log_level_map.key?(level)
  return "info"
end

#foreground(foreground) ⇒ Object 



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# File 'lib/pmux-logview/logger_wrapper.rb', line 38

def foreground foreground
  @foreground = foreground
end

#get_facility(facility) ⇒ Object 



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# File 'lib/pmux-logview/logger_wrapper.rb', line 47

def get_facility facility
  if !facility.nil? && @@facility_map.key?(facility)
    return @@facility_map[facility]
  end
  return Syslog::LOG_USER
end

#info(msg) ⇒ Object 



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# File 'lib/pmux-logview/logger_wrapper.rb', line 104

def info msg
    @logger.info(msg) if !@logger.nil?
    Syslog.info("#{msg}") if @syslog
    puts "[info] #{msg}" if @foreground && @@log_level_map["info"] >= @serverity
end

#init ⇒ Object 



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# File 'lib/pmux-logview/logger_wrapper.rb', line 31

def init 
  @syslog = false
  @logger = nil
  @serverity = Logger::INFO
  @log_dir_path = nil
end

#open(log_file_path, log_level, use_syslog, facility_string) ⇒ Object 



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# File 'lib/pmux-logview/logger_wrapper.rb', line 54

def open log_file_path, log_level, use_syslog, facility_string
  # ログをオープンする
  # すでに開いている状態で呼ばれるとリオープンする
  @serverity = @@log_level_map[fixup_level(log_level)]
  @log_dir_path = File.dirname(log_file_path) 
  FileUtils.mkdir_p(@log_dir_path) if !File.exist?(@log_dir_path)
  old_logger = @logger
  @logger = nil
  begin
    @logger = Logger.new(log_file_path, 'daily')
    @logger.level = @serverity
    old_logger.close() if !old_logger.nil?
  rescue Errno::ENOENT => e
    @logger = old_logger if !old_logger.nil?
    warn("not found log file (#{log_file_path})")
    warn("error: #{e}")
  rescue Errno::EACCES => e
    @logger = old_logger if !old_logger.nil?
    warn("can not access log file (#{log_file_path})")
    warn("error: #{e}")
  end
  if @syslog
    Syslog.close()
    @syslog = false
  end
  if use_syslog
    facility = get_facility(facility_string)
    Syslog.open("pmux-logview", Syslog::LOG_PID, facility)
    @syslog = true
  end
end

#warn(msg) ⇒ Object 



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# File 'lib/pmux-logview/logger_wrapper.rb', line 110

def warn msg
    @logger.warn(msg) if !@logger.nil?
    Syslog.warning("#{msg}") if @syslog
    puts "[warn] #{msg}" if @foreground && @@log_level_map["warn"] >= @serverity
end

#write(msg) ⇒ Object 



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# File 'lib/pmux-logview/logger_wrapper.rb', line 93

def write msg
    @logger.info(msg.rstrip()) if !@logger.nil?
    Syslog.info("#{msg.rstrip()}") if @syslog
end