aws-cdk/lib/cli/telemetry/installation-id.js

AWS CDK CLI, the command line tool for CDK apps

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getOrCreateInstallationId = getOrCreateInstallationId;
exports.ensureCacheDir = ensureCacheDir;
const node_crypto_1 = require("node:crypto");
const fs = require("node:fs");
const path = require("node:path");
const util_1 = require("../../util");
/**
 * Get or create installation id
 */
async function getOrCreateInstallationId(ioHelper) {
    // Do this quite lazily, so we can mock `cdkCacheDir` during tests
    const installationIdPath = path.join((0, util_1.cdkCacheDir)(), 'installation-id.json');
    try {
        // Check if the installation ID file exists
        if (fs.existsSync(installationIdPath)) {
            const cachedId = fs.readFileSync(installationIdPath, 'utf-8').trim();
            // Validate that the cached ID is a valid UUID
            const UUID_REGEX = /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i;
            if (UUID_REGEX.test(cachedId)) {
                return cachedId;
            }
            // If invalid, fall through to create a new one
        }
        // Create a new installation ID
        const newId = (0, node_crypto_1.randomUUID)();
        try {
            await ensureCacheDir();
            fs.writeFileSync(installationIdPath, newId);
        }
        catch (e) {
            // If we can't write the file, still return the generated ID
            // but log a trace message about the failure
            await ioHelper.defaults.trace(`Failed to write installation ID to ${installationIdPath}: ${e}`);
        }
        return newId;
    }
    catch (e) {
        // If anything goes wrong, generate a temporary ID for this session
        // and log a trace message about the failure
        await ioHelper.defaults.trace(`Error getting installation ID: ${e}`);
        return (0, node_crypto_1.randomUUID)();
    }
}
/**
 * Make sure the cache dir exists
 *
 * Not part of `directories.ts` because that module is mocked in tests in order to mock the temporary directory
 * to write to, and then I need to mock this function as well.
 */
async function ensureCacheDir() {
    await fs.promises.mkdir((0, util_1.cdkCacheDir)(), { recursive: true });
}
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