greenlock-express.js/examples/wildcard.js

#!/usr/bin/env node
"use strict";
/*global Promise*/

///////////////////////
// wildcard example //
//////////////////////

//
// wildcard example
//

//var glx = require('greenlock-express')
var glx = require("../").create({
	version: "draft-11", // Let's Encrypt v2 is ACME draft 11

	server: "https://acme-staging-v02.api.letsencrypt.org/directory",
	//, server: 'https://acme-v02.api.letsencrypt.org/directory'  // If at first you don't succeed, stop and switch to staging
	// https://acme-staging-v02.api.letsencrypt.org/directory

	configDir: "~/acme/", // You MUST have access to write to directory where certs
	// are saved. ex: /home/foouser/.config/acme

	approveDomains: myApproveDomains, // Greenlock's wraps around tls.SNICallback. Check the
	// domain name here and reject invalid ones

	app: require("./my-express-app.js"), // Any node-style http app (i.e. express, koa, hapi, rill)

	/* CHANGE TO A VALID EMAIL */
	email: "jon.doe@example.com", // Email for Let's Encrypt account and Greenlock Security
	agreeTos: true, // Accept Let's Encrypt ToS
	communityMember: true, // Join Greenlock to (very rarely) get important updates

	//, debug: true
	store: require("le-store-fs")
});

var server = glx.listen(80, 443);
server.on("listening", function() {
	console.info(server.type + " listening on", server.address());
});

function myApproveDomains(opts) {
	console.log("sni:", opts.domain);

	// must be 'example.com' or start with 'example.com'
	if (
		"example.com" !== opts.domain &&
		"example.com" !==
			opts.domain
				.split(".")
				.slice(1)
				.join(".")
	) {
		return Promise.reject(new Error("we don't serve your kind here: " + opts.domain));
	}

	// the primary domain for the cert
	opts.subject = "example.com";
	// the altnames (including the primary)
	opts.domains = [opts.subject, "*.example.com"];

	if (!opts.challenges) {
		opts.challenges = {};
	}
	opts.challenges["http-01"] = require("le-challenge-fs").create({});
	// Note: When implementing a dns-01 plugin you should make it check in a loop
	// until it can positively confirm that the DNS changes have propagated.
	// That could take several seconds to a few minutes.
	opts.challenges["dns-01"] = require("le-challenge-dns").create({});

	// explicitly set account id and certificate.id
	opts.account = { id: opts.email };
	opts.certificate = { id: opts.subject };

	return Promise.resolve(opts);
}