cdk-nag/lib/rules/ec2/EC2InstanceNoPublicIp.js

Check CDK v2 applications for best practices using a combination on available rule packs.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
/*
Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
SPDX-License-Identifier: Apache-2.0
*/
const path_1 = require("path");
const aws_cdk_lib_1 = require("aws-cdk-lib");
const aws_ec2_1 = require("aws-cdk-lib/aws-ec2");
const nag_rules_1 = require("../../nag-rules");
/**
 * EC2 instances do not have public IPs
 * @param node the CfnResource to check
 */
exports.default = Object.defineProperty((node) => {
    if (node instanceof aws_ec2_1.CfnInstance) {
        const networkInterfaces = aws_cdk_lib_1.Stack.of(node).resolve(node.networkInterfaces);
        if (networkInterfaces != undefined) {
            //Iterate through network interfaces, checking if public IPs are enabled
            for (const networkInterface of networkInterfaces) {
                const resolvedInterface = aws_cdk_lib_1.Stack.of(node).resolve(networkInterface);
                const associatePublicIpAddress = nag_rules_1.NagRules.resolveIfPrimitive(node, resolvedInterface.associatePublicIpAddress);
                if (associatePublicIpAddress === true) {
                    return nag_rules_1.NagRuleCompliance.NON_COMPLIANT;
                }
            }
        }
        return nag_rules_1.NagRuleCompliance.COMPLIANT;
    }
    else {
        return nag_rules_1.NagRuleCompliance.NOT_APPLICABLE;
    }
}, 'name', { value: path_1.parse(__filename).name });
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