Node.js - HTTP Module
You want to log the client's IP address in a Node.js HTTP server. Which request object property should you use to get the IP address directly?
You want to log the client's IP address in a Node.js HTTP server. Which request object property should you use to get the IP address directly?
hard📝 Conceptual Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Identify how to get IP in Node.js core
In Node.js core HTTP, the IP is available via req.socket.remoteAddress.Step 2: Check other options
req.ip is Express-specific; req.connection.remoteIP and req.client.ip do not exist.Final Answer:
req.socket.remoteAddress -> Option DQuick Check:
Client IP = req.socket.remoteAddress [OK]
Quick Trick: Use req.socket.remoteAddress for client IP in Node.js [OK]
Common Mistakes:
- Using Express-only req.ip in Node.js core
- Trying req.connection.remoteIP
- Assuming req.client.ip exists
Master "HTTP Module" in Node.js
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