node-opcua-pki
Version:
PKI management for node-opcua
46 lines • 2.89 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.makeApplicationUrn = makeApplicationUrn;
// ---------------------------------------------------------------------------------------------------------------------
// node-opcua-pki
// ---------------------------------------------------------------------------------------------------------------------
// Copyright (c) 2014-2022 - Etienne Rossignon - etienne.rossignon (at) gadz.org
// Copyright (c) 2022-2025 - Sterfive.com
// ---------------------------------------------------------------------------------------------------------------------
//
// This project is licensed under the terms of the MIT license.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
// Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
// WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
// ---------------------------------------------------------------------------------------------------------------------
const assert_1 = __importDefault(require("assert"));
const crypto_1 = require("crypto");
function makeApplicationUrn(hostname, suffix) {
// beware : Openssl doesn't support urn with length greater than 64 !!
// sometimes hostname length could be too long ...
// application urn length must not exceed 64 car. to comply with openssl
// see cryptoCA
let hostnameHash = hostname;
if (hostnameHash.length + 7 + suffix.length >= 64) {
// we need to reduce the applicationUrn side => let's take
// a portion of the hostname hash.
hostnameHash = (0, crypto_1.createHash)("md5").update(hostname).digest("hex").substring(0, 16);
}
const applicationUrn = "urn:" + hostnameHash + ":" + suffix;
(0, assert_1.default)(applicationUrn.length <= 64);
return applicationUrn;
}
//# sourceMappingURL=applicationurn.js.map