openam-agent-custom
Version:
Customized ForgeRock AM Policy Agent for Node.js from Zoltan Tarcsay
98 lines • 5.5 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
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if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
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op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
var url = require("url");
var __1 = require("..");
var PolicyShield = /** @class */ (function () {
function PolicyShield(applicationName, pathOnly) {
if (applicationName === void 0) { applicationName = 'iPlanetAMWebAgentService'; }
if (pathOnly === void 0) { pathOnly = false; }
this.applicationName = applicationName;
this.pathOnly = pathOnly;
}
PolicyShield.prototype.evaluate = function (req, res, agent) {
return __awaiter(this, void 0, void 0, function () {
var sessionId, params, decision, err_1, session;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, agent.getSessionIdFromRequest(req)];
case 1:
sessionId = _a.sent();
params = this.toDecisionParams(req, sessionId);
agent.logger.debug("PolicyShield: requesting policy decision for " + JSON.stringify(params, null, 2));
decision = [];
_a.label = 2;
case 2:
_a.trys.push([2, 4, , 5]);
return [4 /*yield*/, agent.getPolicyDecision(params)];
case 3:
decision = _a.sent();
return [3 /*break*/, 5];
case 4:
err_1 = _a.sent();
throw new __1.ShieldEvaluationError(err_1.statusCode || err_1.status || 500, err_1.name || err_1.message, err_1.stack + '\n' + JSON.stringify(err_1, null, 2));
case 5:
agent.logger.debug("PolicyShield: got policy decision " + JSON.stringify(decision, null, 2));
if (decision[0].actions[req.method]) {
agent.logger.info("PolicyShield: " + req.url + " => allow");
session = req['session'] || { data: {} };
session.data.policies = decision;
return [2 /*return*/, session];
}
agent.logger.info("PolicyShield: " + req.url + " => deny");
throw new __1.ShieldEvaluationError(403, 'Forbidden', 'You are not authorized to access this resource.');
}
});
});
};
PolicyShield.prototype.toDecisionParams = function (req, ssoToken) {
var resourceName = req['originalUrl'] || req.url;
if (this.pathOnly) {
var path = url.parse(req.url).path;
resourceName = path;
}
return {
resources: [resourceName],
application: this.applicationName,
subject: { ssoToken: ssoToken }
};
};
return PolicyShield;
}());
exports.PolicyShield = PolicyShield;
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