89 lines
2.2 KiB
TypeScript
89 lines
2.2 KiB
TypeScript
let net = require("net");
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const express = require("express");
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const path = require("path");
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const { ipcMain } = require('electron');
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// const bodyParser = require("body-parser");
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import { GetHomeDir } from "./config";
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let SERVER_PORTS = 55110;
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/**
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* 检测端口是否被占用
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* @param port
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* @param cb
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*/
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function portIsOccupied(port, cb) {
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// 创建服务并监听该端口
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port = Number(port);
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let server = net.createServer().listen(port);
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server.on("listening", function() {
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// 执行这块代码说明端口未被占用
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server.close(); // 关闭服务
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console.log("端口【" + port + "】 可用"); // 控制台输出信息
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SERVER_PORTS = port;
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cb(port);
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});
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server.on("error", function(err) {
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if (err.code === "EADDRINUSE") {
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// 端口已经被使用
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console.log("端口【" + port + "】 被占用");
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portIsOccupied(++port, cb);
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}
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});
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}
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let apps;
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let availablePort
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function createApp() {
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apps = express();
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// app.use(bodyParser.json());
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// app.use(bodyParser.urlencoded({ extended: true }));
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let prefix =
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process.env.NODE_ENV === "development"
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? ""
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: "resources/app.asar/out/renderer/";
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let static_path = ["./", "src/renderer/public"];
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let home_dir = GetHomeDir();
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static_path.forEach((p) => {
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apps.use(
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express.static(
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path.join(path.join(home_dir, prefix), p) /*{maxAge: 60 * 1000 * 5}*/
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)
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);
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});
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}
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function start() {
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createApp();
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portIsOccupied(SERVER_PORTS, (port) => {
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// avilablePort挂载全局
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// console.log(apps);
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apps.listen(port);
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availablePort = port;
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// console.log("global.sharedObject", global.avilablePort);
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global.sharedObject.availablePort = port;
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// ipcRenderer.invoke("set-global-variable", "avilablePort", avilablePort);
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});
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}
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//获取项目根目录
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// function GetHomeDir() {
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// let HOME_DIR = process.cwd()
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// if (process.env.NODE_ENV === 'production') {
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// let arr = process.execPath.replaceAll("\\", "/").split("/")
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// arr.pop()
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// HOME_DIR = arr.join("/")
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// }
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// return HOME_DIR
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// }
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ipcMain.handle('get-available-port', () => {
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return availablePort;
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});
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export { apps, start };
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