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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.SocksInterceptor = void 0;
var socks = _interopRequireWildcard(require("../common/socksProxy"));
var _events = _interopRequireDefault(require("events"));
var _validator = require("../protocol/validator");
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function (nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
/**
* Copyright (c) Microsoft Corporation.
*
* Licensed 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.
*/
class SocksInterceptor {
constructor(transport, pattern, redirectPortForTest) {
this._handler = void 0;
this._channel = void 0;
this._socksSupportObjectGuid = void 0;
this._ids = new Set();
this._handler = new socks.SocksProxyHandler(pattern, redirectPortForTest);
let lastId = -1;
this._channel = new Proxy(new _events.default(), {
get: (obj, prop) => {
if (prop in obj || obj[prop] !== undefined || typeof prop !== 'string') return obj[prop];
return params => {
try {
const id = --lastId;
this._ids.add(id);
const validator = (0, _validator.findValidator)('SocksSupport', prop, 'Params');
params = validator(params, '', {
tChannelImpl: tChannelForSocks,
binary: 'toBase64'
});
transport.send({
id,
guid: this._socksSupportObjectGuid,
method: prop,
params,
metadata: {
stack: [],
apiName: '',
internal: true
}
});
} catch (e) {}
};
}
});
this._handler.on(socks.SocksProxyHandler.Events.SocksConnected, payload => this._channel.socksConnected(payload));
this._handler.on(socks.SocksProxyHandler.Events.SocksData, payload => this._channel.socksData(payload));
this._handler.on(socks.SocksProxyHandler.Events.SocksError, payload => this._channel.socksError(payload));
this._handler.on(socks.SocksProxyHandler.Events.SocksFailed, payload => this._channel.socksFailed(payload));
this._handler.on(socks.SocksProxyHandler.Events.SocksEnd, payload => this._channel.socksEnd(payload));
this._channel.on('socksRequested', payload => this._handler.socketRequested(payload));
this._channel.on('socksClosed', payload => this._handler.socketClosed(payload));
this._channel.on('socksData', payload => this._handler.sendSocketData(payload));
}
cleanup() {
this._handler.cleanup();
}
interceptMessage(message) {
if (this._ids.has(message.id)) {
this._ids.delete(message.id);
return true;
}
if (message.method === '__create__' && message.params.type === 'SocksSupport') {
this._socksSupportObjectGuid = message.params.guid;
return false;
}
if (this._socksSupportObjectGuid && message.guid === this._socksSupportObjectGuid) {
const validator = (0, _validator.findValidator)('SocksSupport', message.method, 'Event');
const params = validator(message.params, '', {
tChannelImpl: tChannelForSocks,
binary: 'fromBase64'
});
this._channel.emit(message.method, params);
return true;
}
return false;
}
}
exports.SocksInterceptor = SocksInterceptor;
function tChannelForSocks(names, arg, path, context) {
throw new _validator.ValidationError(`${path}: channels are not expected in SocksSupport`);
}