aboutsummaryrefslogtreecommitdiff
path: root/node_modules/selenium-webdriver/http/index.js
diff options
context:
space:
mode:
authorFlorian Dold <florian.dold@gmail.com>2016-11-03 01:33:53 +0100
committerFlorian Dold <florian.dold@gmail.com>2016-11-03 01:33:53 +0100
commitd1291f67551c58168af43698a359cb5ddfd266b0 (patch)
tree55a13ed29fe1915e3f42f1b1b7038dafa2e975a7 /node_modules/selenium-webdriver/http/index.js
parentd0a0695fb5d34996850723f7d4b1b59c3df909c2 (diff)
node_modules
Diffstat (limited to 'node_modules/selenium-webdriver/http/index.js')
-rw-r--r--node_modules/selenium-webdriver/http/index.js255
1 files changed, 255 insertions, 0 deletions
diff --git a/node_modules/selenium-webdriver/http/index.js b/node_modules/selenium-webdriver/http/index.js
new file mode 100644
index 000000000..fa98557a0
--- /dev/null
+++ b/node_modules/selenium-webdriver/http/index.js
@@ -0,0 +1,255 @@
+// Licensed to the Software Freedom Conservancy (SFC) under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The SFC licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied. See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+/**
+ * @fileoverview Defines an {@linkplain cmd.Executor command executor} that
+ * communicates with a remote end using HTTP + JSON.
+ */
+
+'use strict';
+
+const http = require('http');
+const https = require('https');
+const url = require('url');
+
+const httpLib = require('../lib/http');
+
+
+/**
+ * @typedef {{protocol: (?string|undefined),
+ * auth: (?string|undefined),
+ * hostname: (?string|undefined),
+ * host: (?string|undefined),
+ * port: (?string|undefined),
+ * path: (?string|undefined),
+ * pathname: (?string|undefined)}}
+ */
+var RequestOptions;
+
+
+/**
+ * @param {string} aUrl The request URL to parse.
+ * @return {RequestOptions} The request options.
+ * @throws {Error} if the URL does not include a hostname.
+ */
+function getRequestOptions(aUrl) {
+ let options = url.parse(aUrl);
+ if (!options.hostname) {
+ throw new Error('Invalid URL: ' + aUrl);
+ }
+ // Delete the search and has portions as they are not used.
+ options.search = null;
+ options.hash = null;
+ options.path = options.pathname;
+ return options;
+}
+
+
+/**
+ * A basic HTTP client used to send messages to a remote end.
+ *
+ * @implements {httpLib.Client}
+ */
+class HttpClient {
+ /**
+ * @param {string} serverUrl URL for the WebDriver server to send commands to.
+ * @param {http.Agent=} opt_agent The agent to use for each request.
+ * Defaults to `http.globalAgent`.
+ * @param {?string=} opt_proxy The proxy to use for the connection to the
+ * server. Default is to use no proxy.
+ */
+ constructor(serverUrl, opt_agent, opt_proxy) {
+ /** @private {http.Agent} */
+ this.agent_ = opt_agent || null;
+
+ /**
+ * Base options for each request.
+ * @private {RequestOptions}
+ */
+ this.options_ = getRequestOptions(serverUrl);
+
+ /**
+ * @private {?RequestOptions}
+ */
+ this.proxyOptions_ = opt_proxy ? getRequestOptions(opt_proxy) : null;
+ }
+
+ /** @override */
+ send(httpRequest) {
+ let data;
+
+ let headers = {};
+ httpRequest.headers.forEach(function(value, name) {
+ headers[name] = value;
+ });
+
+ headers['Content-Length'] = 0;
+ if (httpRequest.method == 'POST' || httpRequest.method == 'PUT') {
+ data = JSON.stringify(httpRequest.data);
+ headers['Content-Length'] = Buffer.byteLength(data, 'utf8');
+ headers['Content-Type'] = 'application/json;charset=UTF-8';
+ }
+
+ let path = this.options_.path;
+ if (path.endsWith('/') && httpRequest.path.startsWith('/')) {
+ path += httpRequest.path.substring(1);
+ } else {
+ path += httpRequest.path;
+ }
+ let parsedPath = url.parse(path);
+
+ let options = {
+ agent: this.agent_ || null,
+ method: httpRequest.method,
+
+ auth: this.options_.auth,
+ hostname: this.options_.hostname,
+ port: this.options_.port,
+ protocol: this.options_.protocol,
+
+ path: parsedPath.path,
+ pathname: parsedPath.pathname,
+ search: parsedPath.search,
+ hash: parsedPath.hash,
+
+ headers,
+ };
+
+ return new Promise((fulfill, reject) => {
+ sendRequest(options, fulfill, reject, data, this.proxyOptions_);
+ });
+ }
+}
+
+
+/**
+ * Sends a single HTTP request.
+ * @param {!Object} options The request options.
+ * @param {function(!httpLib.Response)} onOk The function to call if the
+ * request succeeds.
+ * @param {function(!Error)} onError The function to call if the request fails.
+ * @param {?string=} opt_data The data to send with the request.
+ * @param {?RequestOptions=} opt_proxy The proxy server to use for the request.
+ */
+function sendRequest(options, onOk, onError, opt_data, opt_proxy) {
+ var hostname = options.hostname;
+ var port = options.port;
+
+ if (opt_proxy) {
+ let proxy = /** @type {RequestOptions} */(opt_proxy);
+
+ // RFC 2616, section 5.1.2:
+ // The absoluteURI form is REQUIRED when the request is being made to a
+ // proxy.
+ let absoluteUri = url.format(options);
+
+ // RFC 2616, section 14.23:
+ // An HTTP/1.1 proxy MUST ensure that any request message it forwards does
+ // contain an appropriate Host header field that identifies the service
+ // being requested by the proxy.
+ let targetHost = options.hostname
+ if (options.port) {
+ targetHost += ':' + options.port;
+ }
+
+ // Update the request options with our proxy info.
+ options.headers['Host'] = targetHost;
+ options.path = absoluteUri;
+ options.host = proxy.host;
+ options.hostname = proxy.hostname;
+ options.port = proxy.port;
+
+ if (proxy.auth) {
+ options.headers['Proxy-Authorization'] =
+ 'Basic ' + new Buffer(proxy.auth).toString('base64');
+ }
+ }
+
+ let requestFn = options.protocol === 'https:' ? https.request : http.request;
+ var request = requestFn(options, function onResponse(response) {
+ if (response.statusCode == 302 || response.statusCode == 303) {
+ try {
+ var location = url.parse(response.headers['location']);
+ } catch (ex) {
+ onError(Error(
+ 'Failed to parse "Location" header for server redirect: ' +
+ ex.message + '\nResponse was: \n' +
+ new httpLib.Response(response.statusCode, response.headers, '')));
+ return;
+ }
+
+ if (!location.hostname) {
+ location.hostname = hostname;
+ location.port = port;
+ }
+
+ request.abort();
+ sendRequest({
+ method: 'GET',
+ protocol: location.protocol || options.protocol,
+ hostname: location.hostname,
+ port: location.port,
+ path: location.path,
+ pathname: location.pathname,
+ search: location.search,
+ hash: location.hash,
+ headers: {
+ 'Accept': 'application/json; charset=utf-8'
+ }
+ }, onOk, onError, undefined, opt_proxy);
+ return;
+ }
+
+ var body = [];
+ response.on('data', body.push.bind(body));
+ response.on('end', function() {
+ var resp = new httpLib.Response(
+ /** @type {number} */(response.statusCode),
+ /** @type {!Object<string>} */(response.headers),
+ body.join('').replace(/\0/g, ''));
+ onOk(resp);
+ });
+ });
+
+ request.on('error', function(e) {
+ if (e.code === 'ECONNRESET') {
+ setTimeout(function() {
+ sendRequest(options, onOk, onError, opt_data, opt_proxy);
+ }, 15);
+ } else {
+ var message = e.message;
+ if (e.code) {
+ message = e.code + ' ' + message;
+ }
+ onError(new Error(message));
+ }
+ });
+
+ if (opt_data) {
+ request.write(opt_data);
+ }
+
+ request.end();
+}
+
+
+// PUBLIC API
+
+exports.Executor = httpLib.Executor;
+exports.HttpClient = HttpClient;
+exports.Request = httpLib.Request;
+exports.Response = httpLib.Response;