read/write fragment logs about semantic_logger HOT 7 CLOSED

# config/environments/production.rb

#...
config.log_level = :info
config.log_errors_to_sentry = true
config.paths['log'] = "/var/log/our-project/#{Rails.env}.log"
config.colorize_logging = false
config.rails_semantic_logger.quiet_assets = true

# config/initializers/logging.rb
include SemanticLogger::Loggable

# based on https://github.com/rocketjob/semantic_logger/blob/0f047df6019a14dcd2c05cac9cbfbf38f0a24461/lib/semantic_logger/formatters/default.rb
# only small modification of log level to show DEBUG/WARN instead of D/W/...
module SemanticLogger
  module Formatters
    class Kenhub < Base
      # Default text log format
      #  Generates logs of the form:
      #    2011-07-19 14:36:15.660235 D [1149:ScriptThreadProcess] Rails -- Hello World
      def call(log, logger)
        # Date & time
        message = time_format.nil? ? '' : "#{format_time(log.time)} "

        # Log level and process info
        message << "#{log.level.upcase} [#{log.process_info}]"

        # Tags
        message << ' ' << log.tags.collect { |tag| "[#{tag}]" }.join(' ') if log.tags && (log.tags.size > 0)

        # Named Tags
        if (named_tags = log.named_tags) && !named_tags.empty?
          list = []
          named_tags.each_pair { |name, value| list << "[#{name}: #{value}]" }
          message << ' ' << list.join(' ')
        end

        # Duration
        message << " (#{log.duration_human})" if log.duration

        # Class / app name
        message << " #{log.name}"

        # Log message
        message << " -- #{log.message}" if log.message

        # Payload
        if payload = log.payload_to_s
          message << ' -- ' << payload
        end

        # Exceptions
        if log.exception
          message << " -- Exception: #{log.exception.class}: #{log.exception.message}\n"
          message << log.backtrace_to_s
        end
        message
      end
    end
  end
end

if Kenhub.config.log_errors_to_sentry
  SemanticLogger.add_appender(:appender => :sentry, :level => :error)
end

unless Kenhub.config.colorize_logging
  appender = SemanticLogger.appenders.find{ |a| a.is_a?(SemanticLogger::Appender::File) }
  appender.formatter = SemanticLogger::Formatters::Kenhub.new
end