Contents

class Rage::JSONFormatter
  def initialize
    @pid = Process.pid.to_s
    Iodine.on_state(:on_start) do
      @pid = Process.pid.to_s
    end
  end

  def call(severity, timestamp, _, message)
    logger = Thread.current[:rage_logger] || { tags: [], context: {} }
    tags, context = logger[:tags], logger[:context]

    if !context.empty?
      context_msg = ""
      context.each { |k, v| context_msg << "\"#{k}\":#{v.to_json}," }
    end

    if final = logger[:final]
      params, env = final[:params], final[:env]
      if params
        return "{\"tags\":[\"#{tags[0]}\"],\"timestamp\":\"#{timestamp}\",\"pid\":\"#{@pid}\",\"level\":\"info\",\"method\":\"#{env["REQUEST_METHOD"]}\",\"path\":\"#{env["PATH_INFO"]}\",\"controller\":\"#{params[:controller]}\",\"action\":\"#{params[:action]}\",#{context_msg}\"status\":#{final[:response][0]},\"duration\":#{final[:duration]}}\n"
      else
        # no controller/action keys are written if there are no params
        return "{\"tags\":[\"#{tags[0]}\"],\"timestamp\":\"#{timestamp}\",\"pid\":\"#{@pid}\",\"level\":\"info\",\"method\":\"#{env["REQUEST_METHOD"]}\",\"path\":\"#{env["PATH_INFO"]}\",#{context_msg}\"status\":#{final[:response][0]},\"duration\":#{final[:duration]}}\n"
      end
    end

    if tags.length == 1
      tags_msg = "{\"tags\":[\"#{tags[0]}\"],\"timestamp\":\"#{timestamp}\",\"pid\":\"#{@pid}\",\"level\":\"#{severity}\""
    elsif tags.length == 2
      tags_msg = "{\"tags\":[\"#{tags[0]}\",\"#{tags[1]}\"],\"timestamp\":\"#{timestamp}\",\"pid\":\"#{@pid}\",\"level\":\"#{severity}\""
    elsif tags.length == 0
      tags_msg = "{\"timestamp\":\"#{timestamp}\",\"pid\":\"#{@pid}\",\"level\":\"#{severity}\""
    else
      tags_msg = "{\"tags\":[\"#{tags[0]}\",\"#{tags[1]}\""
      i = 2
      while i < tags.length
        tags_msg << ",\"#{tags[i]}\""
        i += 1
      end
      tags_msg << "],\"timestamp\":\"#{timestamp}\",\"pid\":\"#{@pid}\",\"level\":\"#{severity}\""
    end

    "#{tags_msg},#{context_msg}\"message\":\"#{message}\"}\n"
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
rage-rb-1.0.0	lib/rage/logger/json_formatter.rb