Streaming JSON logs to Loggly about morgan HOT 5 CLOSED

app.use(logger(function (tokens, req, res) {
  client.log({
    IP_ADDRESS: tokens['remote-addr'](req, res),
    METHOD: tokens['method'](req, res),
    URL: tokens['url'](req, res),
    // ... (you get the idea)
  })
}));

// Define your morgan logger to log JSON to your client
// The object here takes your keys and strings that use
// the morgan token format
app.use(logger(format(client, {
  IP_ADDRESS: ':remote-addr',
  METHOD: ':method',
  URL: ':url',
  LENGTH: ':res[content-length]',
  // etc.
})));

function format(client, obj) {
  var keys = Object.keys(obj)
  var token = /^:([-\w]{2,})(?:\[([^\]]+)\])?$/
  return function (tokens, req, res) {
    var data = {}
    for (var i = 0; i < keys.length; i++) {
      var val = token.exec(obj[key])
      data[key] = val !== null
        ? tokens[val[1]](req, res, val[2])
        : obj[key]
    }
    client.log(data)
  }
}