cdk8s-cli
Version:
This is the command line tool for Cloud Development Kit (CDK) for Kubernetes (cdk8s).
107 lines • 8.88 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getLatestVersion = exports.upgradeAvailable = void 0;
const os_1 = require("os");
const path_1 = require("path");
const cdk8s = __importStar(require("cdk8s"));
const fs_extra_1 = require("fs-extra");
const _fs_1 = require("./_fs");
// eslint-disable-next-line @typescript-eslint/no-require-imports
const pkg = require('../package.json');
const CACHE = {
cacheTtlSec: 60 * 30,
cacheFile: (0, path_1.join)((0, os_1.homedir)(), '.cdk8s-cli.version'),
};
/**
* Checks if there is a new version of the CLI available on npm.
*
* @returns `undefined` if there is no upgrade available. If there is a new
* version, returns an object with `latest` (the latest version) and `current`
* (the current version).
*/
function upgradeAvailable() {
const latest = getLatestVersion(pkg.name, CACHE);
if (latest !== pkg.version) {
return { latest, current: pkg.version };
}
else {
return undefined;
}
}
exports.upgradeAvailable = upgradeAvailable;
/**
* Returns the latest version of an npm module. The version is cached for 30min
* to ~/.cdk8s-cli.version.
*
* Never throws.
*
* @param module The module name
* @param options cache options
*/
function getLatestVersion(module, options) {
let latest = readCache();
if (!latest) {
try {
const info = cdk8s.Yaml.load(`http://registry.npmjs.org/${module}/latest`);
if (!info || info.length < 1) {
return undefined;
}
latest = info[0].version;
}
catch (e) {
return undefined;
}
// cannot determine version, return undefined.
if (!latest) {
return undefined;
}
writeCache(latest);
}
return latest;
function readCache() {
try {
const lastModified = (0, fs_extra_1.statSync)(options.cacheFile).mtime;
const diff = (new Date().getTime()) - lastModified.getTime();
if (diff > options.cacheTtlSec * 1000) {
return undefined;
}
return (0, fs_extra_1.readFileSync)(options.cacheFile, 'utf-8').trim();
}
catch (e) {
return undefined;
}
}
function writeCache(version) {
try {
_fs_1._fs.writeFileSync(options.cacheFile, version);
}
catch (e) {
return;
}
}
}
exports.getLatestVersion = getLatestVersion;
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NoZUZpbGUsICd1dGYtOCcpLnRyaW0oKTtcbiAgICB9IGNhdGNoIChlKSB7XG4gICAgICByZXR1cm4gdW5kZWZpbmVkO1xuICAgIH1cbiAgfVxuXG4gIGZ1bmN0aW9uIHdyaXRlQ2FjaGUodmVyc2lvbjogc3RyaW5nKSB7XG4gICAgdHJ5IHtcbiAgICAgIF9mcy53cml0ZUZpbGVTeW5jKG9wdGlvbnMuY2FjaGVGaWxlLCB2ZXJzaW9uKTtcbiAgICB9IGNhdGNoIChlKSB7XG4gICAgICByZXR1cm47XG4gICAgfVxuICB9XG59XG5cbiJdfQ==