[
  {aircon, [
    %% 离线判断时间间隔，单位：(秒)
    {heartbeat_ticker, 120},

    {emqx_server, [
      {host, "39.98.184.67"},
      {port, 1883},
      {tcp_opts, []},
      {username, "test"},
      {password, "test1234"},
      {keepalive, 86400},
      {retry_interval, 5}
    ]},

    {efka_server, [
      {host, "39.98.184.67"},
      {port, 3361}
    ]}
  ]},

  {logger, [
    {level, debug},
    {metadata, [device_id, request_id]},
    {handlers, [
      {default, logger_std_h, #{level => info,
        formatter => {logger_formatter, #{template => "$time [$level] $message $metadata\n"}}}},

      {disk, logger_disk_log_h, #{level => debug,
        file => "log/debug.log",
        size => 10485760,
        max_no_files => 5,
        formatter => {logger_formatter, #{template => "$time [$level] $message $metadata\n"}}}}
    ]}
  ]}

].