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pkijs

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Public Key Infrastructure (PKI) is the basis of how identity and key management is performed on the web today. PKIjs is a pure JavaScript library implementing the formats that are used in PKI applications. It is built on WebCrypto and aspires to make it p

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"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); var _asn1js = require("asn1js"); var asn1js = _interopRequireWildcard(_asn1js); var _pvutils = require("pvutils"); var _ResponseBytes = require("./ResponseBytes.js"); var _ResponseBytes2 = _interopRequireDefault(_ResponseBytes); var _BasicOCSPResponse = require("./BasicOCSPResponse.js"); var _BasicOCSPResponse2 = _interopRequireDefault(_BasicOCSPResponse); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } } function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } //************************************************************************************** /** * Class from RFC6960 */ var OCSPResponse = function () { //********************************************************************************** /** * Constructor for OCSPResponse class * @param {Object} [parameters={}] * @property {Object} [schema] asn1js parsed value */ function OCSPResponse() { var parameters = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; _classCallCheck(this, OCSPResponse); //region Internal properties of the object /** * @type {Enumerated} * @description responseStatus */ this.responseStatus = (0, _pvutils.getParametersValue)(parameters, "responseStatus", OCSPResponse.defaultValues("responseStatus")); if ("responseBytes" in parameters) /** * @type {ResponseBytes} * @description responseBytes */ this.responseBytes = (0, _pvutils.getParametersValue)(parameters, "responseBytes", OCSPResponse.defaultValues("responseBytes")); //endregion //region If input argument array contains "schema" for this object if ("schema" in parameters) this.fromSchema(parameters.schema); //endregion } //********************************************************************************** /** * Return default values for all class members * @param {string} memberName String name for a class member */ _createClass(OCSPResponse, [{ key: "fromSchema", //********************************************************************************** /** * Convert parsed asn1js object into current class * @param {!Object} schema */ value: function fromSchema(schema) { //region Check the schema is valid var asn1 = asn1js.compareSchema(schema, schema, OCSPResponse.schema()); if (asn1.verified === false) throw new Error("Object's schema was not verified against input data for OCSPResponse"); //endregion //region Get internal properties from parsed schema this.responseStatus = asn1.result.responseStatus; if ("responseBytes" in asn1.result) this.responseBytes = new _ResponseBytes2.default({ schema: asn1.result.responseBytes }); //endregion } //********************************************************************************** /** * Convert current object to asn1js object and set correct values * @returns {Object} asn1js object */ }, { key: "toSchema", value: function toSchema() { //region Create array for output sequence var outputArray = []; outputArray.push(this.responseStatus); if ("responseBytes" in this) { outputArray.push(new asn1js.Constructed({ idBlock: { tagClass: 3, // CONTEXT-SPECIFIC tagNumber: 0 // [0] }, value: [this.responseBytes.toSchema()] })); } //endregion //region Construct and return new ASN.1 schema for this object return new asn1js.Sequence({ value: outputArray }); //endregion } //********************************************************************************** /** * Convertion for the class to JSON object * @returns {Object} */ }, { key: "toJSON", value: function toJSON() { var _object = { responseStatus: this.responseStatus.toJSON() }; if ("responseBytes" in this) _object.responseBytes = this.responseBytes.toJSON(); return _object; } //********************************************************************************** /** * Get OCSP response status for specific certificate * @param {Certificate} certificate * @param {Certificate} issuerCertificate * @returns {*} */ }, { key: "getCertificateStatus", value: function getCertificateStatus(certificate, issuerCertificate) { //region Initial variables var basicResponse = void 0; var result = { isForCertificate: false, status: 2 // 0 = good, 1 = revoked, 2 = unknown }; //endregion //region Check that "ResponseBytes" contain "OCSP_BASIC_RESPONSE" if ("responseBytes" in this === false) return result; if (this.responseBytes.responseType !== "1.3.6.1.5.5.7.48.1.1") // id-pkix-ocsp-basic return result; try { var asn1Basic = asn1js.fromBER(this.responseBytes.response.valueBlock.valueHex); basicResponse = new _BasicOCSPResponse2.default({ schema: asn1Basic.result }); } catch (ex) { return result; } //endregion return basicResponse.getCertificateStatus(certificate, issuerCertificate); } //********************************************************************************** /** * Make a signature for current OCSP Response * @param {Object} privateKey Private key for "subjectPublicKeyInfo" structure * @param {string} [hashAlgorithm] Hashing algorithm. Default SHA-1 * @returns {Promise} */ }, { key: "sign", value: function sign(privateKey, hashAlgorithm) { //region Check that ResponseData has type BasicOCSPResponse and sign it if (this.responseBytes.responseType === "1.3.6.1.5.5.7.48.1.1") { var asn1 = asn1js.fromBER(this.responseBytes.response.valueBlock.valueHex); var basicResponse = new _BasicOCSPResponse2.default({ schema: asn1.result }); return basicResponse.sign(privateKey, hashAlgorithm); } return Promise.reject("Unknown ResponseBytes type: " + this.responseBytes.responseType); //endregion } //********************************************************************************** /** * Verify current OCSP Response * @param {Certificate|null} issuerCertificate In order to decrease size of resp issuer cert could be ommited. In such case you need manually provide it. * @returns {Promise} */ }, { key: "verify", value: function verify() { var issuerCertificate = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null; //region Check that ResponseBytes exists in the object if ("responseBytes" in this === false) return Promise.reject("Empty ResponseBytes field"); //endregion //region Check that ResponceData has type BasicOCSPResponse and verify it if (this.responseBytes.responseType === "1.3.6.1.5.5.7.48.1.1") { var asn1 = asn1js.fromBER(this.responseBytes.response.valueBlock.valueHex); var basicResponse = new _BasicOCSPResponse2.default({ schema: asn1.result }); if (issuerCertificate !== null) { if ("certs" in basicResponse === false) basicResponse.certs = []; basicResponse.certs.push(issuerCertificate); } return basicResponse.verify(); } return Promise.reject("Unknown ResponseBytes type: " + this.responseBytes.responseType); //endregion } //********************************************************************************** }], [{ key: "defaultValues", value: function defaultValues(memberName) { switch (memberName) { case "responseStatus": return new asn1js.Enumerated(); case "responseBytes": return new _ResponseBytes2.default(); default: throw new Error("Invalid member name for OCSPResponse class: " + memberName); } } //********************************************************************************** /** * Compare values with default values for all class members * @param {string} memberName String name for a class member * @param {*} memberValue Value to compare with default value */ }, { key: "compareWithDefault", value: function compareWithDefault(memberName, memberValue) { switch (memberName) { case "responseStatus": return memberValue.isEqual(OCSPResponse.defaultValues(memberName)); case "responseBytes": return _ResponseBytes2.default.compareWithDefault("responseType", memberValue.responseType) && _ResponseBytes2.default.compareWithDefault("response", memberValue.response); default: throw new Error("Invalid member name for OCSPResponse class: " + memberName); } } //********************************************************************************** /** * Return value of asn1js schema for current class * @param {Object} parameters Input parameters for the schema * @returns {Object} asn1js schema object */ }, { key: "schema", value: function schema() { var parameters = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; //OCSPResponse ::= SEQUENCE { // responseStatus OCSPResponseStatus, // responseBytes [0] EXPLICIT ResponseBytes OPTIONAL } // //OCSPResponseStatus ::= ENUMERATED { // successful (0), -- Response has valid confirmations // malformedRequest (1), -- Illegal confirmation request // internalError (2), -- Internal error in issuer // tryLater (3), -- Try again later // -- (4) is not used // sigRequired (5), -- Must sign the request // unauthorized (6) -- Request unauthorized //} /** * @type {Object} * @property {string} [blockName] * @property {string} [responseStatus] * @property {string} [responseBytes] */ var names = (0, _pvutils.getParametersValue)(parameters, "names", {}); return new asn1js.Sequence({ name: names.blockName || "OCSPResponse", value: [new asn1js.Enumerated({ name: names.responseStatus || "responseStatus" }), new asn1js.Constructed({ optional: true, idBlock: { tagClass: 3, // CONTEXT-SPECIFIC tagNumber: 0 // [0] }, value: [_ResponseBytes2.default.schema(names.responseBytes || { names: { blockName: "responseBytes" } })] })] }); } }]); return OCSPResponse; }(); //************************************************************************************** exports.default = OCSPResponse; //# sourceMappingURL=OCSPResponse.js.map