cloudworker-proxy/examples/serverless/node_modules/@serverless/utils-china/sdk/debug/index.js

An api gateway for cloudflare workers

'use strict';

const ApiRequest = require('./lib/apiRequest');
const WshubClient = require('./lib/client');

const RemoteDebug = function (auth, func, Region = 'ap-guangzhou') {
  this.auth = auth;
  this.func = func;
  this.Region = Region;
  this.request = new ApiRequest(auth, func, Region);
};

RemoteDebug.prototype.remoteDebug = async function (cliCallback) {
  try {
    await this.request.ensureFunctionState();
    await this.request.startDebugging();
    await this.request.ensureDebuggingState();
    const {
      DebuggingInfo: { Url, Token },
    } = await this.request.getDebuggingInfo();
    if (!Url || !Token) {
      throw Error('Get debugging info error: the remote Url or Token does not exist.');
    }
    this.client = new WshubClient({ Url, Token });
    try {
      await this.client.forwardDebug();
      cliCallback('Debugging listening on ws://127.0.0.1:9222.');
      cliCallback('For help see https://nodejs.org/en/docs/inspector.');
      cliCallback(
        'Please open chorme, and visit chrome://inspect, click [Open dedicated DevTools for Node] to debug your code.'
      );
    } catch (e) {
      cliCallback(`Debug init error: ${e.message || JSON.stringify(e)}`, {
        type: 'error',
      });
    }
    cliCallback('--------------------- The realtime log ---------------------');
    await this.client.forwardLog(cliCallback.stdout);
  } catch (e) {
    cliCallback(e.message, { type: 'error' });
  }
};

/**
 * @param option
 * @param option.stdout {object} writable stream for output log
 * @param option.logger {function} logger function if you need, console.log would be good
 */
RemoteDebug.prototype.standardRemoteDebug = async function (option) {
  let { logger } = option || {};
  const { stdout } = option || {};
  logger = logger || function () {};
  await this.request.ensureFunctionState();
  await this.request.startDebugging();
  await this.request.ensureDebuggingState();
  const {
    DebuggingInfo: { Url, Token },
  } = await this.request.getDebuggingInfo();
  if (!Url || !Token) {
    throw Error('Get debugging info error: the remote Url or Token does not exist.');
  }
  this.client = new WshubClient({ Url, Token });
  try {
    const ret = await this.client.forwardDebug();
    logger('Debugging listening on ws://127.0.0.1:9222.');
    logger('For help see https://nodejs.org/en/docs/inspector.');
    logger(
      'Please open chorme, and visit chrome://inspect, click [Open dedicated DevTools for Node] to debug your code.'
    );
    if (stdout) {
      logger('--------------------- The realtime log ---------------------');
      await this.client.forwardLog(stdout);
    }
    return ret;
  } catch (e) {
    logger('Debug init error. Please confirm if the local port 9222 is used');
    throw e;
  }
};

RemoteDebug.prototype.stop = async function (cliCallback) {
  try {
    if (this.client) {
      this.client.close();
    }
    const { Status } = await this.request.getDebuggingInfo();
    if (Status === 'Active') {
      await this.request.ensureFunctionState();
      await this.request.stopDebugging();
    }
  } catch (e) {
    cliCallback(e.message, { type: 'error' });
  }
};

module.exports = RemoteDebug;