#!/usr/bin/env node

/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is Mozilla BrowserID.
 *
 * The Initial Developer of the Original Code is Mozilla.
 * Portions created by the Initial Developer are Copyright (C) 2011
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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 * the provisions above, a recipient may use your version of this file under
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 * ***** END LICENSE BLOCK ***** */

// I sign keys.  That's what I do.

const
path = require('path'),
express = require('express');

// add lib/ to the require path for our own libs
require.paths.unshift(path.join(__dirname, '..', 'lib'));

const
config = require('configuration.js'),
validate = require('validate.js'),
metrics = require("metrics.js"),
logger = require("logging.js").logger,
ca = require('keysigner/ca.js'),
heartbeat = require('heartbeat'),
shutdown = require('shutdown');

// create an express server
var app = express.createServer();

// our server will log
app.use(express.logger({
  format: config.get('express_log_format'),
  stream: {
    write: function(x) {
      logger.info(typeof x === 'string' ? x.trim() : x);
    }
  }
}));

app.use(function(req, resp, next) {
  next();
});

// parse POST bodies
app.use(express.bodyParser());

heartbeat.setup(app);

// and our single function
app.post('/wsapi/cert_key', validate(["email", "pubkey"]), function(req, resp) {
  // parse the pubkey
  var pk = ca.parsePublicKey(req.body.pubkey);

  // same account, we certify the key
  // we certify it for a day for now
  var expiration = new Date();
  expiration.setTime(new Date().valueOf() + config.get('certificate_validity_ms'));
  var cert = ca.certify(req.body.email, pk, expiration);

  resp.writeHead(200, {'Content-Type': 'text/plain'});
  resp.write(cert);
  resp.end();
});

// shutdown when code_update is invoked
shutdown.installUpdateHandler(app);

// shutdown nicely on signals
shutdown.handleTerminationSignals(app);

var bindTo = config.get('bind_to');
app.listen(bindTo.port, bindTo.host, function() {
  logger.info("running on http://" + app.address().address + ":" + app.address().port);
});