BugWarden

Enhance Your Express.js Logging with Colorful Status Codes and Detailed Logs

BugWarden is an npm package designed to make your Express.js application's logging more informative and visually appealing. It provides:

• Colorful status code indications for easy log scanning
• Detailed request-response logs, including response times
• Middleware integration for effortless tracking of HTTP activity

Installation

To install BugWarden, use npm:

npm install bugwarden

Usage

1. Require BugWarden in your Express.js application:

// Common JS method
const express = require("express");
const { bugwarden } = require("bugwarden");
const app = express();

// ES Module method
import express from "express";
import { bugwarden } from "bugwarden";
const app = express();

2. Apply BugWarden as middleware:

// Enable JSON parsing middleware (if needed)
app.use(express.json());

// Integrate BugWarden middleware
app.use(bugwarden());

3. Use options:

// Display all logs
app.use(bugwarden());

// Display all logs
app.use(bugwarden({ logging: true }));

// No logs
app.use(bugwarden({ logging: false }));

// Specific logging
app.use(bugwarden({ logging: ["method", "responseTime", "statusCode"] }));

4. Trigger slack notifications on specific status codes on any routes you want

app.use(
  bugwarden({
    logging: true, // Enable / Disable logging
    configureSlackNotification: {
      // Slack notification configuration
      webhookUrl: "<webhook URL>",
      notificationConfig: [
        {
          onStatus: "5xx",
          message:
            {method} - {original-url} Failed with status code {status-code},
          routes: "all",
        },
      ],
    },
  })
);

// Status code examples
"all" for all status codes
"2xx" for all 200 status codes
"3xx" for all 300 status codes
"4xx,5xx" for all 400 and 500 status codes

// Route examples
"all" for all routes
"/api/user" for a specific route
"/api/user/*"  for all routes starting with "/api/user/
"/api/user,/api/admin,/api/public/*" multiple routes separated by comma ","

// Message properties
// For now bugwarden supports the following message properties
{ip}
{timestamp}
{method}
{original-url}
{http-version}
{status-code}
{content-length}
{referer}
{user-agent}
{response-time}
Example : {method} - {original-url} Failed with status code {status-code}
Notification : GET - /abc/def/xyz Failed with status code 503

5. Define your routes and start your server:

app.get("/", (req, res) => {
  res.json("hello world");
});

app.listen(3002, () => {
  console.log("Listening on port 3002");
});

Features

paintShop(text, statusCode)

• Colors text based on HTTP status code ranges for visual distinction in logs.
• Parameters:
  • text: The text to be colored (string).
  • statusCode: The HTTP status code (number).
• Returns: A string with the colored text.

BugWarden(req, res, next)

• Middleware function for logging HTTP request details and response time.
• Parameters:
  • req: The HTTP request object.
  • res: The HTTP response object.
  • next: The next middleware function.

Logging Details:

• IP
• Timestamp (UTC)
• Method
• OriginalUrl
• HttpVersion
• Status
• Content-Length
• Referrer
• User-Agent
• Response-Time

Example Log Output

IP: ::1
Timestamp: [Tue, 26 Dec 2023 12:00:00 GMT]
Method: GET
OriginalUrl: /
HttpVersion: HTTP/1.1
Status: 200
Content-Length: 12
Referrer: -
User-Agent: "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.110 Safari/537.36"
Response-Time: 5ms

Customize to Your Logging Needs

BugWarden offers a flexible way to enhance your Express.js logging experience. Feel free to tailor it to your specific requirements for optimal debugging and monitoring.