@aws-cdk/integ-runner/lib/engines/proxy-agent.js

CDK Integration Testing Tool

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.ProxyAgentProvider = void 0;
const fs = require("fs-extra");
const proxy_agent_1 = require("proxy-agent");
/**
 * Cached provider for proxy-aware HTTP agents.
 *
 * Reuses the same ProxyAgent instance for identical configurations
 * to avoid creating multiple agents across engine instances.
 */
class ProxyAgentProvider {
    /**
     * Get or create a ProxyAgent for the given options.
     * Returns a cached instance if one already exists for the same configuration.
     */
    static getOrCreate(options = {}) {
        const key = JSON.stringify([options.proxyAddress, options.caBundlePath]);
        const cached = ProxyAgentProvider.cache.get(key);
        if (cached) {
            return cached;
        }
        const getProxyForUrl = options.proxyAddress != null
            ? () => Promise.resolve(options.proxyAddress)
            : undefined;
        const agent = new proxy_agent_1.ProxyAgent({
            ca: tryReadCaBundle(options.caBundlePath),
            getProxyForUrl,
        });
        ProxyAgentProvider.cache.set(key, agent);
        return agent;
    }
    /**
     * Clear the cache. Intended for testing only.
     */
    static clearCache() {
        ProxyAgentProvider.cache.clear();
    }
    static cache = new Map();
}
exports.ProxyAgentProvider = ProxyAgentProvider;
/**
 * Try to read a CA bundle from the given path, or from the AWS_CA_BUNDLE environment variable.
 */
function tryReadCaBundle(bundlePath) {
    const resolvedPath = bundlePath ?? process.env.AWS_CA_BUNDLE ?? process.env.aws_ca_bundle;
    if (!resolvedPath) {
        return undefined;
    }
    try {
        return fs.readFileSync(resolvedPath, 'utf-8');
    }
    catch {
        return undefined;
    }
}
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