@aikidosec/firewall/agent/hooks/instrumentation/wrapBuiltinExports.js

Zen by Aikido is an embedded Application Firewall that autonomously protects Node.js apps against common and critical attacks, provides rate limiting, detects malicious traffic (including bots), and more.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.wrapBuiltinExports = wrapBuiltinExports;
const AgentSingleton_1 = require("../../AgentSingleton");
const instructions_1 = require("./instructions");
function wrapBuiltinExports(id, exports) {
    var _a;
    const agent = (0, AgentSingleton_1.getInstance)();
    if (!agent) {
        return exports;
    }
    const interceptors = (0, instructions_1.getBuiltinInterceptors)(id);
    if (interceptors.length === 0) {
        return exports;
    }
    const pkgInfo = {
        name: id,
        type: "builtin",
    };
    for (const interceptor of interceptors) {
        try {
            const returnVal = interceptor(exports, pkgInfo);
            // If the interceptor returns a value, we want to use this value as the new exports
            if (returnVal !== undefined) {
                exports = returnVal;
            }
        }
        catch (error) {
            if (error instanceof Error) {
                (_a = (0, AgentSingleton_1.getInstance)()) === null || _a === void 0 ? void 0 : _a.onFailedToWrapModule(pkgInfo.name, error);
            }
        }
    }
    return exports;
}