angular-cn/dev-infra/caretaker/check/services.ts

80 lines
2.6 KiB
TypeScript

/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import fetch from 'node-fetch';
import {bold, green, info, red} from '../../utils/console';
/** The status levels for services. */
enum ServiceStatus {
GREEN,
RED
}
/** The results of checking the status of a service */
interface StatusCheckResult {
status: ServiceStatus;
description: string;
lastUpdated: Date;
}
/** Retrieve and log stasuses for all of the services of concern. */
export async function printServiceStatuses() {
info.group(bold(`Service Statuses (checked: ${new Date().toLocaleString()})`));
logStatus('CircleCI', await getCircleCiStatus());
logStatus('Github', await getGithubStatus());
logStatus('NPM', await getNpmStatus());
logStatus('Saucelabs', await getSaucelabsStatus());
info.groupEnd();
info();
}
/** Log the status of the service to the console. */
function logStatus(serviceName: string, status: StatusCheckResult) {
serviceName = serviceName.padEnd(15);
if (status.status === ServiceStatus.GREEN) {
info(`${serviceName} ${green('✅')}`);
} else if (status.status === ServiceStatus.RED) {
info.group(`${serviceName} ${red('❌')} (Updated: ${status.lastUpdated.toLocaleString()})`);
info(` Details: ${status.description}`);
info.groupEnd();
}
}
/** Gets the service status information for Saucelabs. */
async function getSaucelabsStatus(): Promise<StatusCheckResult> {
return getStatusFromStandardApi('https://status.us-west-1.saucelabs.com/api/v2/status.json');
}
/** Gets the service status information for NPM. */
async function getNpmStatus(): Promise<StatusCheckResult> {
return getStatusFromStandardApi('https://status.npmjs.org/api/v2/status.json');
}
/** Gets the service status information for CircleCI. */
async function getCircleCiStatus(): Promise<StatusCheckResult> {
return getStatusFromStandardApi('https://status.circleci.com/api/v2/status.json');
}
/** Gets the service status information for Github. */
async function getGithubStatus(): Promise<StatusCheckResult> {
return getStatusFromStandardApi('https://www.githubstatus.com/api/v2/status.json');
}
/** Retrieve the status information for a service which uses a standard API response. */
async function getStatusFromStandardApi(url: string) {
const result = await fetch(url).then(result => result.json());
const status = result.status.indicator === 'none' ? ServiceStatus.GREEN : ServiceStatus.RED;
return {
status,
description: result.status.description,
lastUpdated: new Date(result.page.updated_at)
};
}