can now vhost mounted subapps

This commit is contained in:
AJ ONeal 2015-02-14 18:43:04 +00:00
parent b28a45581f
commit e4a13a8b80
2 changed files with 208 additions and 133 deletions

View File

@ -1,48 +1,77 @@
'use strict';
var https = require('https')
, http = require('http')
, PromiseA = require('bluebird').Promise
, forEachAsync = require('foreachasync').forEachAsync.create(PromiseA)
, fs = require('fs')
, path = require('path')
, crypto = require('crypto')
, connect = require('connect')
, vhost = require('vhost')
, escapeRe = require('escape-string-regexp')
var https = require('https');
var http = require('http');
var PromiseA = require('bluebird').Promise;
var forEachAsync = require('foreachasync').forEachAsync.create(PromiseA);
var fs = require('fs');
var path = require('path');
var crypto = require('crypto');
var connect = require('connect');
var vhost = require('vhost');
var escapeRe = require('escape-string-regexp');
// connect / express app
, app = connect()
var app = connect();
// SSL Server
, secureContexts = {}
, secureOpts
, secureServer
, securePort = /*process.argv[2] ||*/ 443
var secureContexts = {};
var secureOpts;
var secureServer;
var securePort = process.argv[2] || 443;
// force SSL upgrade server
, insecureServer
, insecurePort = /*process.argv[3] ||*/ 80
var insecureServer;
var insecurePort = process.argv[3] || 80;
// the ssl domains I have
// TODO read vhosts minus
, domains = fs.readdirSync(path.join(__dirname, 'vhosts')).filter(function (node) {
var domains = fs.readdirSync(path.join(__dirname, 'vhosts')).filter(function (node) {
// not a hidden or private file
return '.' !== node[0] && '_' !== node[0];
})
;
}).map(function (apppath) {
var parts = apppath.split(/[#%]+/);
var hostname = parts.shift();
var pathname = parts.join('/').replace(/\/+/g, '/').replace(/^\//, '');
return {
hostname: hostname
, pathname: pathname
, dirname: apppath
, isRoot: apppath === hostname
};
}).sort(function (a, b) {
var hlen = b.hostname.length - a.hostname.length;
var plen = b.pathname.length - a.pathname.length;
// A directory could be named example.com, example.com# example.com##
// to indicate order of preference (for API addons, for example)
var dlen = b.dirname.length - a.dirname.length;
if (!hlen) {
if (!plen) {
return dlen;
}
return plen;
}
return plen;
});
var rootDomains = domains.filter(function (domaininfo) {
return domaininfo.isRoot;
});
var domainMergeMap = {};
var domainMerged = [];
require('ssl-root-cas')
.inject()
;
function getAppContext(domain) {
var localApp
;
function getAppContext(domaininfo) {
var localApp;
localApp = require(path.join(__dirname, 'vhosts', domain, 'app.js'));
localApp = require(path.join(__dirname, 'vhosts', domaininfo.dirname, 'app.js'));
if (localApp.create) {
// TODO read local config.yml and pass it in
// TODO pass in websocket
localApp = localApp.create(/*config*/);
}
if (!localApp.then) {
@ -52,20 +81,44 @@ function getAppContext(domain) {
return localApp;
}
forEachAsync(domains, function (domain) {
secureContexts[domain] = crypto.createCredentials({
key: fs.readFileSync(path.join(__dirname, 'vhosts', domain, 'certs/server/my-server.key.pem'))
, cert: fs.readFileSync(path.join(__dirname, 'vhosts', domain, 'certs/server/my-server.crt.pem'))
, ca: fs.readdirSync(path.join(__dirname, 'vhosts', domain, 'certs/ca')).map(function (node) {
return fs.readFileSync(path.join(__dirname, 'vhosts', domain, 'certs/ca', node));
})
}).context;
function loadDummyCerts() {
var certsPath = path.join(__dirname, 'certs');
var certs = {
key: fs.readFileSync(path.join(certsPath, 'server', 'dummy-server.key.pem'))
, cert: fs.readFileSync(path.join(certsPath, 'server', 'dummy-server.crt.pem'))
, ca: fs.readdirSync(path.join(certsPath, 'ca')).map(function (node) {
return fs.readFileSync(path.join(certsPath, 'ca', node));
})
};
secureContexts.dummy = crypto.createCredentials(certs).context;
secureContexts.dummy.certs = certs;
}
loadDummyCerts();
return getAppContext(domain).then(function (localApp) {
app.use(vhost('www.' + domain, localApp));
app.use(vhost(domain, localApp));
});
}).then(function () {
function loadCerts(domaininfo) {
var certsPath = path.join(__dirname, 'vhosts', domaininfo.dirname, 'certs');
try {
var nodes = fs.readdirSync(path.join(certsPath, 'server'));
var keyNode = nodes.filter(function (node) { return /\.key\.pem$/.test(node); })[0];
var crtNode = nodes.filter(function (node) { return /\.crt\.pem$/.test(node); })[0];
secureContexts[domaininfo.hostname] = crypto.createCredentials({
key: fs.readFileSync(path.join(certsPath, 'server', keyNode))
, cert: fs.readFileSync(path.join(certsPath, 'server', crtNode))
, ca: fs.readdirSync(path.join(certsPath, 'ca')).map(function (node) {
return fs.readFileSync(path.join(certsPath, 'ca', node));
})
}).context;
} catch(err) {
// TODO Let's Encrypt / ACME HTTPS
console.error("[ERROR] Couldn't load HTTPS certs from '" + certsPath + "':");
console.error(err);
secureContexts[domaininfo.hostname] = secureContexts.dummy;
}
}
forEachAsync(rootDomains, loadCerts).then(function () {
// fallback / default domain
/*
app.use('/', function (req, res) {
@ -73,104 +126,125 @@ forEachAsync(domains, function (domain) {
res.end("<html><body><h1>Hello, World... This isn't the domain you're looking for.</h1></body></html>");
});
*/
});
//provide a SNICallback when you create the options for the https server
secureOpts = {
//SNICallback is passed the domain name, see NodeJS docs on TLS
SNICallback: function (domain) {
//console.log('SNI:', domain);
return secureContexts[domain];
}
// fallback / default domain
, key: fs.readFileSync(path.join(__dirname, 'certs/server', 'dummy-server.key.pem'))
, cert: fs.readFileSync(path.join(__dirname, 'certs/server', 'dummy-server.crt.pem'))
, ca: fs.readdirSync(path.join(__dirname, 'certs/ca')).map(function (node) {
return fs.readFileSync(path.join(__dirname, 'certs/ca', node));
})
};
secureServer = https.createServer(secureOpts);
secureServer.on('request', app);
secureServer.listen(securePort, function () {
console.log("Listening on https://localhost:" + secureServer.address().port);
});
// TODO localhost-only server shutdown mechanism
// that closes all sockets, waits for them to finish,
// and then hands control over completely to respawned server
//
// Redirect HTTP ot HTTPS
//
// This simply redirects from the current insecure location to the encrypted location
//
insecureServer = http.createServer();
insecureServer.on('request', function (req, res) {
var insecureRedirects;
var host = req.headers.host || '';
var url = req.url;
// because I have domains for which I don't want to pay for SSL certs
insecureRedirects = require('./redirects.json').sort(function (a, b) {
var hlen = b.from.hostname.length - a.from.hostname.length;
var plen;
if (!hlen) {
plen = b.from.path.length - a.from.path.length;
return plen;
return forEachAsync(domains, function (domaininfo) {
// should order and group by longest domain, then longest path
if (!domainMergeMap[domaininfo.hostname]) {
// create an connect / express app exclusive to this domain
// TODO express??
domainMergeMap[domaininfo.hostname] = { hostname: domaininfo.hostname, apps: connect() };
domainMerged.push(domainMergeMap[domaininfo.hostname]);
}
return hlen;
}).forEach(function (redirect) {
var origHost = host;
// TODO if '*' === hostname[0], omit '^'
host = host.replace(
new RegExp('^' + escapeRe(redirect.from.hostname))
, redirect.to.hostname
);
if (host === origHost) {
return;
}
url = url.replace(
new RegExp('^' + escapeRe(redirect.from.path))
, redirect.to.path
);
return getAppContext(domaininfo).then(function (localApp) {
// Note: pathname should NEVER have a leading '/' on its own
// we always add it explicitly
domainMergeMap[domaininfo.hostname].apps.use('/' + domaininfo.pathname, localApp);
console.info('Loaded ' + domaininfo.hostname + ':' + securePort + domaininfo.pathname);
});
}).then(function () {
domainMerged.forEach(function (domainApp) {
app.use(vhost(domainApp.hostname, domainApp.apps));
app.use(vhost('www.' + domainApp.hostname, domainApp.apps));
});
});
}).then(runServer);
function runServer() {
//provide a SNICallback when you create the options for the https server
secureOpts = {
//SNICallback is passed the domain name, see NodeJS docs on TLS
SNICallback: function (domainname) {
//console.log('SNI:', domain);
return secureContexts[domainname] || secureContext.dummy;
}
// fallback / default dummy certs
, key: secureContexts.dummy.certs.key
, cert: secureContexts.dummy.certs.cert
, ca: secureContexts.dummy.certs.ca
};
secureServer = https.createServer(secureOpts);
secureServer.on('request', app);
secureServer.listen(securePort, function () {
console.log("Listening on https://localhost:" + secureServer.address().port);
});
var newLocation = 'https://'
+ host.replace(/:\d+/, ':' + securePort) + url
;
// TODO localhost-only server shutdown mechanism
// that closes all sockets, waits for them to finish,
// and then hands control over completely to respawned server
var metaRedirect = ''
+ '<html>\n'
+ '<head>\n'
+ ' <style>* { background-color: white; color: white; text-decoration: none; }</style>\n'
+ ' <META http-equiv="refresh" content="0;URL=' + newLocation + '">\n'
+ '</head>\n'
+ '<body style="display: none;">\n'
+ ' <p>You requested an insecure resource. Please use this instead: \n'
+ ' <a href="' + newLocation + '">' + newLocation + '</a></p>\n'
+ '</body>\n'
+ '</html>\n'
;
// DO NOT HTTP REDIRECT
/*
res.setHeader('Location', newLocation);
res.statusCode = 302;
*/
// BAD NEWS BEARS
//
// When people are experimenting with the API and posting tutorials
// they'll use cURL and they'll forget to prefix with https://
// If we allow that, then many users will be sending private tokens
// and such with POSTs in clear text and, worse, it will work!
// To minimize this, we give browser users a mostly optimal experience,
// but people experimenting with the API get a message letting them know
// that they're doing it wrong and thus forces them to ensure they encrypt.
res.setHeader('Content-Type', 'text/html');
res.end(metaRedirect);
});
insecureServer.listen(insecurePort, function(){
console.log("\nRedirecting all http traffic to https\n");
});
// Redirect HTTP ot HTTPS
//
// This simply redirects from the current insecure location to the encrypted location
//
insecureServer = http.createServer();
insecureServer.on('request', function (req, res) {
var insecureRedirects;
var host = req.headers.host || '';
var url = req.url;
// because I have domains for which I don't want to pay for SSL certs
insecureRedirects = require('./redirects.json').sort(function (a, b) {
var hlen = b.from.hostname.length - a.from.hostname.length;
var plen;
if (!hlen) {
plen = b.from.path.length - a.from.path.length;
return plen;
}
return hlen;
}).forEach(function (redirect) {
var origHost = host;
// TODO if '*' === hostname[0], omit '^'
host = host.replace(
new RegExp('^' + escapeRe(redirect.from.hostname))
, redirect.to.hostname
);
if (host === origHost) {
return;
}
url = url.replace(
new RegExp('^' + escapeRe(redirect.from.path))
, redirect.to.path
);
});
var newLocation = 'https://'
+ host.replace(/:\d+/, ':' + securePort) + url
;
var metaRedirect = ''
+ '<html>\n'
+ '<head>\n'
+ ' <style>* { background-color: white; color: white; text-decoration: none; }</style>\n'
+ ' <META http-equiv="refresh" content="0;URL=' + newLocation + '">\n'
+ '</head>\n'
+ '<body style="display: none;">\n'
+ ' <p>You requested an insecure resource. Please use this instead: \n'
+ ' <a href="' + newLocation + '">' + newLocation + '</a></p>\n'
+ '</body>\n'
+ '</html>\n'
;
// DO NOT HTTP REDIRECT
/*
res.setHeader('Location', newLocation);
res.statusCode = 302;
*/
// BAD NEWS BEARS
//
// When people are experimenting with the API and posting tutorials
// they'll use cURL and they'll forget to prefix with https://
// If we allow that, then many users will be sending private tokens
// and such with POSTs in clear text and, worse, it will work!
// To minimize this, we give browser users a mostly optimal experience,
// but people experimenting with the API get a message letting them know
// that they're doing it wrong and thus forces them to ensure they encrypt.
res.setHeader('Content-Type', 'text/html');
res.end(metaRedirect);
});
insecureServer.listen(insecurePort, function(){
console.log("\nRedirecting all http traffic to https\n");
});
}

View File

@ -30,5 +30,6 @@ holepunch.run([
, 'prod.coolaj86.com'
, 'production.coolaj86.com'
], ports).then(function () {
// TODO use as module
require('./vhost-sni-server.js');
});