nodereactionagent/lib/modules/redis.js

NodeReaction Agent is node application performance monitoring tool

const redis = require("redis");
const nodeReactionAgent = require("../Agent");
const library = "redis";

let internalSendCommandOriginal =
  redis.RedisClient.prototype.internal_send_command;

redis.RedisClient.prototype.internal_send_command = function() {
  let trace = nodeReactionAgent.createTrace(library, "InternalSendCommand");
  const index = arguments[0];
  const cbArr = [];

  for (key in index) {
    cbArr.push(index[key]);
  }

  const cb = cbArr[3];

  cbArr[3] = function() {
    trace.end();
    return cb.apply(this, arguments);
  };

  return internalSendCommandOriginal.apply(this, arguments);
};

// Send Command...
let sendCommandOriginal = redis.RedisClient.prototype.send_command;

redis.RedisClient.prototype.send_command = function() {
  let trace = nodeReactionAgent.createTrace(library, "SendCommand");
  const index = arguments[0];
  const cbArr = [];

  for (key in index) {
    cbArr.push(index[key]);
  }

  const cb = cbArr[3];

  cbArr[3] = function() {
    trace.end();
    return cb.apply(this, arguments);
  };

  return sendCommandOriginal.apply(this, arguments);
};

module.exports = redis;