103 lines
No EOL
4.7 KiB
JavaScript
103 lines
No EOL
4.7 KiB
JavaScript
"use strict";
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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return new (P || (P = Promise))(function (resolve, reject) {
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function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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});
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.NamedPipeClient = void 0;
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/**
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* @module botframework-streaming
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*/
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/**
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License.
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*/
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const net_1 = require("net");
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const protocolAdapter_1 = require("../protocolAdapter");
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const payloads_1 = require("../payloads");
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const payloadTransport_1 = require("../payloadTransport");
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const namedPipeTransport_1 = require("./namedPipeTransport");
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/**
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* Streaming transport client implementation that uses named pipes for inter-process communication.
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*/
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class NamedPipeClient {
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/**
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* Creates a new instance of the [NamedPipeClient](xref:botframework-streaming.NamedPipeClient) class.
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*
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* @param baseName The named pipe to connect to.
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* @param requestHandler Optional [RequestHandler](xref:botframework-streaming.RequestHandler) to process incoming messages received by this client.
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* @param autoReconnect Optional setting to determine if the client sould attempt to reconnect automatically on disconnection events. Defaults to true.
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*/
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constructor(baseName, requestHandler, autoReconnect = true) {
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this._baseName = baseName;
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this._requestHandler = requestHandler;
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this._autoReconnect = autoReconnect;
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this._requestManager = new payloads_1.RequestManager();
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this._sender = new payloadTransport_1.PayloadSender();
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this._sender.disconnected = this.onConnectionDisconnected.bind(this);
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this._receiver = new payloadTransport_1.PayloadReceiver();
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this._receiver.disconnected = this.onConnectionDisconnected.bind(this);
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this._protocolAdapter = new protocolAdapter_1.ProtocolAdapter(this._requestHandler, this._requestManager, this._sender, this._receiver);
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}
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/**
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* Establish a connection with no custom headers.
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*/
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connect() {
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return __awaiter(this, void 0, void 0, function* () {
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const outgoingPipeName = namedPipeTransport_1.NamedPipeTransport.PipePath + this._baseName + namedPipeTransport_1.NamedPipeTransport.ServerIncomingPath;
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const outgoing = (0, net_1.connect)(outgoingPipeName);
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const incomingPipeName = namedPipeTransport_1.NamedPipeTransport.PipePath + this._baseName + namedPipeTransport_1.NamedPipeTransport.ServerOutgoingPath;
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const incoming = (0, net_1.connect)(incomingPipeName);
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this._sender.connect(new namedPipeTransport_1.NamedPipeTransport(outgoing));
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this._receiver.connect(new namedPipeTransport_1.NamedPipeTransport(incoming));
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});
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}
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/**
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* Disconnect the client.
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*/
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disconnect() {
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this._sender.disconnect();
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this._receiver.disconnect();
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}
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/**
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* Task used to send data over this client connection.
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*
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* @param request The [StreamingRequest](xref:botframework-streaming.StreamingRequest) to send.
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* @returns A promise for an instance of [IReceiveResponse](xref:botframework-streaming.IReceiveResponse) on completion of the send operation.
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*/
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send(request) {
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return __awaiter(this, void 0, void 0, function* () {
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return this._protocolAdapter.sendRequest(request);
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});
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}
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onConnectionDisconnected(sender, args) {
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if (!this._isDisconnecting) {
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this._isDisconnecting = true;
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try {
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if (this._sender.isConnected) {
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this._sender.disconnect();
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}
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if (this._receiver.isConnected) {
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this._receiver.disconnect();
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}
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if (this._autoReconnect) {
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this.connect()
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.then(() => { })
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.catch((error) => {
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throw new Error(`Failed to reconnect. Reason: ${error.message} Sender: ${sender} Args: ${args}. `);
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});
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}
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}
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finally {
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this._isDisconnecting = false;
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}
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}
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}
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}
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exports.NamedPipeClient = NamedPipeClient;
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//# sourceMappingURL=namedPipeClient.js.map
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