Websites/perf.webkit.org/tools/js/remote.js

   1 'use strict';
   2
   3 let assert = require('assert');
   4 let http = require('http');
   5 let https = require('https');
   6
   7 let RemoteAPI = new (class RemoteAPI {
   8     constructor()
   9     {
  10         this._server = {
  11             scheme: 'http',
  12             host: 'localhost',
  13         }
  14     }
  15
  16     configure(server)
  17     {
  18         assert(server.scheme === 'http' || server.scheme === 'https');
  19         assert.equal(typeof(server.host), 'string');
  20         assert(!server.port || typeof(server.port) == 'number');
  21         assert(!server.auth || typeof(server.auth) == 'object');
  22         this._server = server;
  23     }
  24
  25     fetchJSON(path, data)
  26     {
  27         let contentType = null;
  28         if (data) {
  29             contentType = 'application/json';
  30             data = JSON.stringify(data);
  31         }
  32         return this.sendHttpRequest(path, 'GET', contentType, data).then(function (result) {
  33             return JSON.parse(result.responseText);
  34         });
  35     }
  36
  37     fetchJSONWithStatus(path, data)
  38     {
  39         return this.fetchJSON(path, data).then(function (result) {
  40             if (result['status'] != 'OK')
  41                 return Promise.reject(result);
  42             return result;
  43         });
  44     }
  45
  46     sendHttpRequest(path, method, contentType, content)
  47     {
  48         let server = this._server;
  49         return new Promise(function (resolve, reject) {
  50             let options = {
  51                 hostname: server.host,
  52                 port: server.port || 80,
  53                 auth: server.auth,
  54                 method: method,
  55                 path: path,
  56             };
  57
  58             let request = (server.scheme == 'http' ? http : https).request(options, function (response) {
  59                 let responseText = '';
  60                 response.setEncoding('utf8');
  61                 response.on('data', function (chunk) { responseText += chunk; });
  62                 response.on('end', function () { resolve({statusCode: response.statusCode, responseText: responseText}); });
  63             });
  64
  65             request.on('error', reject);
  66
  67             if (contentType)
  68                 request.setHeader('Content-Type', contentType);
  69
  70             if (content)
  71                 request.write(content);
  72
  73             request.end();
  74         });
  75     }
  76 })
  77
  78 if (typeof module != 'undefined')
  79     module.exports.RemoteAPI = RemoteAPI;