ohmydevops

Nginx TLS SNI routing, based on subdomain pattern

Nginx can be configured to route to a backend, based on the server's domain name, which is included in the SSL/TLS handshake (Server Name Indication, SNI).
This works for http upstream servers, but also for other protocols, that can be secured with TLS.

prerequisites

• at least nginx 1.15.9 to use variables in ssl_certificate and ssl_certificate_key.
• check nginx -V for the following:

  ...
  TLS SNI support enabled

ohmydevops

<?php

//returns a big old hunk of JSON from a non-private IG account page.
function scrape_insta($username) {
	$insta_source = file_get_contents('http://instagram.com/'.$username);
	$shards = explode('window._sharedData = ', $insta_source);
	$insta_json = explode(';</script>', $shards[1]); 
	$insta_array = json_decode($insta_json[0], TRUE);
	return $insta_array;
}