nxkit
Version:
This is a collection of tools, independent of any other libraries
68 lines (67 loc) • 2.89 kB
JavaScript
;
/* ***** BEGIN LICENSE BLOCK *****
* Distributed under the BSD license:
*
* Copyright (c) 2015, xuewen.chu
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of xuewen.chu nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL xuewen.chu BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* ***** END LICENSE BLOCK ***** */
Object.defineProperty(exports, "__esModule", { value: true });
const conv_1 = require("./conv");
const querystring = require("querystring");
const protocol_versions = {
'7': conv_1.WSConversation,
'8': conv_1.WSConversation,
'9': conv_1.WSConversation,
'10': conv_1.WSConversation,
'11': conv_1.WSConversation,
'12': conv_1.WSConversation,
'13': conv_1.WSConversation,
'14': conv_1.WSConversation,
'15': conv_1.WSConversation,
'16': conv_1.WSConversation,
'17': conv_1.WSConversation,
};
/**
* @func upgrade() create websocket
* @arg {http.ServerRequest} req
* @arg {Buffer} upgradeHead
* @ret {Conversation}
*/
function upgrade(req, upgradeHead) {
var mat = decodeURI(req.url || '').match(/\?(.+)/);
var params = querystring.parse(mat ? mat[1] : '');
var bind_services = params.bind_services || '';
var version = req.headers['sec-websocket-version'];
if (version) {
var klass = protocol_versions[version];
if (klass) {
return new klass(req, upgradeHead, bind_services);
}
}
req.socket.destroy();
console.warn('Unrecognized websocket protocol header');
}
exports.default = upgrade;