2025-10-01 19:55:38 +02:00

69 lines
3.4 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var CommonFunctions_1 = require("../../CommonFunctions");
var Errors_1 = require("../../../Errors");
var HTTPDigestAuthentication = /** @class */ (function () {
function HTTPDigestAuthentication(realm, nonceSize) {
if (realm === void 0) { realm = 'realm'; }
if (nonceSize === void 0) { nonceSize = 50; }
this.realm = realm;
this.nonceSize = nonceSize;
}
HTTPDigestAuthentication.prototype.generateNonce = function () {
var buffer = Buffer.alloc(this.nonceSize);
for (var i = 0; i < buffer.length; ++i)
buffer[i] = Math.floor(Math.random() * 256);
return CommonFunctions_1.md5(buffer);
};
HTTPDigestAuthentication.prototype.askForAuthentication = function () {
return {
'WWW-Authenticate': 'Digest realm="' + this.realm + '", qop="auth,auth-int", nonce="' + this.generateNonce() + '", opaque="' + this.generateNonce() + '"'
};
};
HTTPDigestAuthentication.prototype.getUser = function (arg, userManager, callback) {
var _this = this;
var onError = function (error) {
userManager.getDefaultUser(function (defaultUser) {
callback(error, defaultUser);
});
};
var authHeader = arg.findHeader('Authorization');
if (!authHeader)
return onError(Errors_1.Errors.MissingAuthorisationHeader);
var authProps;
try {
authProps = CommonFunctions_1.parseHTTPAuthHeader(authHeader, 'Digest');
}
catch (ex) {
return onError(Errors_1.Errors.WrongHeaderFormat);
}
if (!(authProps.username && authProps.nonce && authProps.response))
return onError(Errors_1.Errors.AuenticationPropertyMissing);
if (!authProps.algorithm)
authProps.algorithm = 'MD5';
userManager.getUserByName(authProps.username, function (e, user) {
if (e)
return onError(e);
var ha1 = CommonFunctions_1.md5(authProps.username + ':' + _this.realm + ':' + (user.password ? user.password : ''));
if (authProps.algorithm === 'MD5-sess')
ha1 = CommonFunctions_1.md5(ha1 + ':' + authProps.nonce + ':' + authProps.cnonce);
var ha2;
if (authProps.qop === 'auth-int')
return onError(Errors_1.Errors.WrongHeaderFormat); // ha2 = md5(ctx.request.method.toString().toUpperCase() + ':' + ctx.requested.uri + ':' + md5(...));
else
ha2 = CommonFunctions_1.md5(arg.request.method.toString().toUpperCase() + ':' + arg.uri);
var result;
if (authProps.qop === 'auth-int' || authProps.qop === 'auth')
result = CommonFunctions_1.md5(ha1 + ':' + authProps.nonce + ':' + authProps.nc + ':' + authProps.cnonce + ':' + authProps.qop + ':' + ha2);
else
result = CommonFunctions_1.md5(ha1 + ':' + authProps.nonce + ':' + ha2);
if (result.toLowerCase() === authProps.response.toLowerCase())
callback(Errors_1.Errors.None, user);
else
onError(Errors_1.Errors.BadAuthentication);
});
};
return HTTPDigestAuthentication;
}());
exports.HTTPDigestAuthentication = HTTPDigestAuthentication;