ec2-publicip

Retrieve EC2 instance public ip

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Readme

node-ec2-publicip
Retrieve EC2 public-ipv4 from instance metadata.
Note: this assumes that a metadata service is available at http://169.254.169.254/. Thus it works on EC2 instances, behavior on other machines is undefined.

Install

npm install ec2-publicip

Example

var ec2 = require("ec2-publicip");

ec2.getPublicIP(function (error, ip) {
	if (error) {
		console.log(error);
	}
    console.log("Instance Public IP: ", ip);
});

Details

Public IPV4 of Amazon EC2 instances can be retrieved via http GET calls to http://169.254.169.254/latest/meta-data This module gets the public IPV4 from meta-data api.

Change Log

  • 1.0.4: Dependencies update.
  • 1.0.3: Dependencies update.
  • 1.0.2: Added example.
  • 1.0.1: Added documentation.
  • 1.0.0: Basic getPublicIP with timeout error.

License

MIT