Guillermo Lucio mmolucio

Two way iframe communication

The main difference between the two pages is the method of sending messages. Recieving messages is the same in both.

Send messages to iframe using iframeEl.contentWindow.postMessage Recieve messages using window.addEventListener('message')

There are two main modes to run the Let's Encrypt client (called Certbot):

Webroot is better because it doesn't need to replace Nginx (to bind to port 80).

In the following, we're setting up mydomain.com. HTML is served from /var/www/mydomain, and challenges are served from /var/www/letsencrypt.

	#!/usr/bin/env bash
	#
	# gh-dl-release! It works!
	#
	# This script downloads an asset from latest or specific Github release of a
	# private repo. Feel free to extract more of the variables into command line
	# parameters.
	#
	# PREREQUISITES
	#

	curl --header 'Authorization: token INSERTACCESSTOKENHERE' \
	--header 'Accept: application/vnd.github.v3.raw' \
	--remote-name \
	--location https://api.github.com/repos/owner/repo/contents/path

	# Example...

	TOKEN="INSERTACCESSTOKENHERE"
	OWNER="BBC-News"
	REPO="responsive-news"

	class ShouldNotUpdate extends React.Component {
	constructor(props) {
	super(props);
	this.counter = 0;
	}

	shouldComponentUpdate(nextProps, nextState) {
	return this.props.children !== nextProps.children;
	}

	server {
	listen 80;
	listen [::]:80;
	server_name matrix.tristor.ro;

	location '/.well-known/acme-challenge' {
	default_type "text/plain";
	allow all;
	root /var/www/matrix.tristor.ro/public/;
	}