428 lines
15 KiB
JavaScript
428 lines
15 KiB
JavaScript
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"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.CloudflareShareService = void 0;
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const child_process_1 = require("child_process");
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const fs_1 = __importDefault(require("fs"));
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const path_1 = __importDefault(require("path"));
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const http_1 = __importDefault(require("http"));
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const express_1 = __importDefault(require("express"));
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const Logger_1 = __importDefault(require("../utils/Logger"));
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/**
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* Cloudflare文件分享服务
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* 用于生成临时文件分享链接，有效期10分钟
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*/
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class CloudflareShareService {
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constructor() {
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this.activeShares = new Map();
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this.logger = new Logger_1.default('CloudflareShare');
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// 每分钟清理过期的分享会话
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this.cleanupInterval = setInterval(() => {
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this.cleanupExpiredShares();
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}, 60 * 1000);
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}
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/**
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* 为文件创建临时分享链接
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* @param filePath 文件路径
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* @param filename 文件名
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* @param durationMinutes 有效期（分钟），默认10分钟
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* @returns 分享链接信息
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*/
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async createShareLink(filePath, filename, durationMinutes = 10) {
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try {
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// 检查文件是否存在
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if (!fs_1.default.existsSync(filePath)) {
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throw new Error(`文件不存在: ${filePath}`);
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}
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// 检查cloudflared是否存在
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const cloudflaredPath = await this.findCloudflared();
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if (!cloudflaredPath) {
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throw new Error('cloudflared 未找到，请先安装 cloudflared');
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}
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// 生成会话ID
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const sessionId = this.generateSessionId();
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// 创建临时服务器
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const port = await this.findAvailablePort(8080);
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const server = await this.createFileServer(filePath, filename, port);
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// 启动cloudflared隧道
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const tunnelProcess = await this.startCloudflaredTunnel(cloudflaredPath, port);
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const tunnelUrl = await this.extractTunnelUrl(tunnelProcess);
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// 创建分享会话
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const expiresAt = new Date(Date.now() + durationMinutes * 60 * 1000);
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const shareSession = {
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sessionId,
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filePath,
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filename,
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port,
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server,
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tunnelProcess,
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tunnelUrl,
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createdAt: new Date(),
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expiresAt
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};
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this.activeShares.set(sessionId, shareSession);
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this.logger.info(`创建分享链接成功: ${tunnelUrl} (有效期: ${durationMinutes}分钟)`);
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return {
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success: true,
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sessionId,
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shareUrl: tunnelUrl,
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filename,
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expiresAt: expiresAt.toISOString(),
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durationMinutes
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};
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}
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catch (error) {
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const errorMessage = error.message || error.toString() || '未知错误';
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this.logger.error('创建分享链接失败:', errorMessage);
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this.logger.error('错误详情:', error);
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return {
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success: false,
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error: errorMessage
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};
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}
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}
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/**
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* 停止分享会话
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*/
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async stopShare(sessionId) {
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const session = this.activeShares.get(sessionId);
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if (!session) {
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return false;
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}
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try {
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// 关闭服务器
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if (session.server) {
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session.server.close();
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}
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// 终止cloudflared进程
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if (session.tunnelProcess && !session.tunnelProcess.killed) {
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session.tunnelProcess.kill('SIGTERM');
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// 如果进程没有正常退出，强制杀死
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setTimeout(() => {
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if (session.tunnelProcess && !session.tunnelProcess.killed) {
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session.tunnelProcess.kill('SIGKILL');
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}
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}, 5000);
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}
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this.activeShares.delete(sessionId);
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this.logger.info(`停止分享会话: ${sessionId}`);
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return true;
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}
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catch (error) {
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this.logger.error(`停止分享会话失败: ${sessionId}`, error);
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return false;
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}
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}
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/**
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* 获取活动分享会话列表
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*/
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getActiveShares() {
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const shares = [];
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for (const [sessionId, session] of this.activeShares) {
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shares.push({
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sessionId,
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filename: session.filename,
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shareUrl: session.tunnelUrl,
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createdAt: session.createdAt.toISOString(),
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expiresAt: session.expiresAt.toISOString(),
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isExpired: Date.now() > session.expiresAt.getTime()
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});
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}
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return shares;
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}
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/**
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* 清理过期的分享会话
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*/
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cleanupExpiredShares() {
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const now = Date.now();
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const expiredSessions = [];
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for (const [sessionId, session] of this.activeShares) {
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if (now > session.expiresAt.getTime()) {
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expiredSessions.push(sessionId);
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}
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}
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for (const sessionId of expiredSessions) {
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this.stopShare(sessionId);
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this.logger.info(`自动清理过期分享会话: ${sessionId}`);
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}
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}
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/**
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* 查找cloudflared可执行文件
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*/
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async findCloudflared() {
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// 相对于项目根目录的路径
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const projectRoot = path_1.default.resolve(process.cwd(), '..');
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const possiblePaths = [
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path_1.default.join(projectRoot, 'cloudflared'), // 项目根目录
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'./cloudflared', // 当前目录
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path_1.default.join(process.cwd(), 'cloudflared'), // 完整路径
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'/usr/local/bin/cloudflared', // 系统安装路径
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'/usr/bin/cloudflared',
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'./bin/cloudflared'
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];
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this.logger.info(`查找cloudflared，项目根目录: ${projectRoot}`);
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for (const cloudflaredPath of possiblePaths) {
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this.logger.debug(`检查路径: ${cloudflaredPath}`);
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if (fs_1.default.existsSync(cloudflaredPath)) {
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this.logger.info(`找到cloudflared: ${cloudflaredPath}`);
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return cloudflaredPath;
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}
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}
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// 尝试从PATH中查找
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return new Promise((resolve) => {
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const which = (0, child_process_1.spawn)('which', ['cloudflared']);
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let output = '';
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let errorOutput = '';
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which.stdout.on('data', (data) => {
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output += data.toString();
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});
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which.stderr.on('data', (data) => {
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errorOutput += data.toString();
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});
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which.on('close', (code) => {
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if (code === 0 && output.trim()) {
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this.logger.info(`在PATH中找到cloudflared: ${output.trim()}`);
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resolve(output.trim());
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}
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else {
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this.logger.warn(`在PATH中未找到cloudflared，退出代码: ${code}，错误: ${errorOutput}`);
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resolve(null);
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}
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});
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which.on('error', (error) => {
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this.logger.error('执行which命令失败:', error);
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resolve(null);
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});
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});
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}
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/**
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* 查找可用端口
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*/
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async findAvailablePort(startPort) {
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return new Promise((resolve, reject) => {
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const server = http_1.default.createServer();
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server.listen(startPort, () => {
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const port = server.address()?.port;
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server.close(() => {
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resolve(port);
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});
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});
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server.on('error', () => {
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// 端口被占用，尝试下一个
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this.findAvailablePort(startPort + 1).then(resolve).catch(reject);
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});
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});
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}
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/**
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* 创建文件服务器
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*/
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async createFileServer(filePath, filename, port) {
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const app = (0, express_1.default)();
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// 文件下载页面
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app.get('/', (req, res) => {
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const fileStats = fs_1.default.statSync(filePath);
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const fileSize = this.formatFileSize(fileStats.size);
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const html = `
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<!DOCTYPE html>
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<html>
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<head>
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<title>File Download - ${filename}</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<style>
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* { margin: 0; padding: 0; box-sizing: border-box; }
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body {
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font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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min-height: 100vh;
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display: flex;
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align-items: center;
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justify-content: center;
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padding: 20px;
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}
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.container {
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background: white;
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border-radius: 12px;
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padding: 40px;
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text-align: center;
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box-shadow: 0 8px 32px rgba(0,0,0,0.1);
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max-width: 500px;
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width: 100%;
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}
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.icon {
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font-size: 48px;
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margin-bottom: 20px;
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color: #667eea;
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}
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h1 { color: #333; margin-bottom: 10px; font-size: 24px; }
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.filename {
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color: #666;
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margin-bottom: 8px;
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font-size: 18px;
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word-break: break-all;
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background: #f5f5f5;
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padding: 12px;
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border-radius: 8px;
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}
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.filesize {
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color: #888;
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margin-bottom: 30px;
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font-size: 14px;
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}
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.download-btn {
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display: inline-block;
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padding: 16px 32px;
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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color: white;
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text-decoration: none;
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border-radius: 8px;
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font-size: 16px;
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font-weight: 500;
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transition: transform 0.2s, box-shadow 0.2s;
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border: none;
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cursor: pointer;
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}
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.download-btn:hover {
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transform: translateY(-2px);
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box-shadow: 0 4px 16px rgba(102, 126, 234, 0.4);
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}
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.warning {
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margin-top: 20px;
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padding: 16px;
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background: #fff3cd;
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border: 1px solid #ffeaa7;
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border-radius: 8px;
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color: #856404;
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font-size: 14px;
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}
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@media (max-width: 480px) {
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.container { padding: 20px; }
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h1 { font-size: 20px; }
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.filename { font-size: 16px; }
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}
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</style>
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</head>
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<body>
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<div class="container">
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<div class="icon">📱</div>
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<h1>APK文件下载</h1>
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<div class="filename">${filename}</div>
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<div class="filesize">文件大小: ${fileSize}</div>
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<a href="/download" class="download-btn">立即下载</a>
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<div class="warning">
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⚠️ 此下载链接有效期为10分钟，请及时下载
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</div>
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</div>
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</body>
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</html>
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`;
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res.send(html);
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});
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// 文件下载接口
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app.get('/download', (req, res) => {
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try {
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res.setHeader('Content-Disposition', `attachment; filename="${filename}"`);
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res.setHeader('Content-Type', 'application/vnd.android.package-archive');
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const fileStream = fs_1.default.createReadStream(filePath);
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fileStream.pipe(res);
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this.logger.info(`文件下载: ${filename} from ${req.ip}`);
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}
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catch (error) {
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this.logger.error('文件下载失败:', error);
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res.status(500).send('下载失败');
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}
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});
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return new Promise((resolve, reject) => {
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const server = app.listen(port, '0.0.0.0', () => {
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this.logger.info(`文件服务器启动: http://0.0.0.0:${port}`);
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resolve(server);
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});
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server.on('error', reject);
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});
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}
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/**
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* 启动cloudflared隧道
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|||
|
|
*/
|
|||
|
|
async startCloudflaredTunnel(cloudflaredPath, port) {
|
|||
|
|
return new Promise((resolve, reject) => {
|
|||
|
|
const args = [
|
|||
|
|
'tunnel',
|
|||
|
|
'--url', `http://localhost:${port}`,
|
|||
|
|
'--no-autoupdate',
|
|||
|
|
'--no-tls-verify'
|
|||
|
|
];
|
|||
|
|
const tunnelProcess = (0, child_process_1.spawn)(cloudflaredPath, args);
|
|||
|
|
tunnelProcess.on('error', (error) => {
|
|||
|
|
this.logger.error('启动cloudflared失败:', error);
|
|||
|
|
reject(error);
|
|||
|
|
});
|
|||
|
|
// 等待进程启动
|
|||
|
|
setTimeout(() => {
|
|||
|
|
if (!tunnelProcess.killed) {
|
|||
|
|
resolve(tunnelProcess);
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
reject(new Error('cloudflared进程启动失败'));
|
|||
|
|
}
|
|||
|
|
}, 3000);
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 从cloudflared输出中提取隧道URL
|
|||
|
|
*/
|
|||
|
|
async extractTunnelUrl(tunnelProcess) {
|
|||
|
|
return new Promise((resolve, reject) => {
|
|||
|
|
let output = '';
|
|||
|
|
const timeout = setTimeout(() => {
|
|||
|
|
reject(new Error('获取隧道URL超时'));
|
|||
|
|
}, 30000);
|
|||
|
|
const onData = (data) => {
|
|||
|
|
output += data.toString();
|
|||
|
|
// 查找隧道URL
|
|||
|
|
const urlMatch = output.match(/https:\/\/[a-z0-9-]+\.trycloudflare\.com/i);
|
|||
|
|
if (urlMatch) {
|
|||
|
|
clearTimeout(timeout);
|
|||
|
|
tunnelProcess.stdout?.off('data', onData);
|
|||
|
|
tunnelProcess.stderr?.off('data', onData);
|
|||
|
|
resolve(urlMatch[0]);
|
|||
|
|
}
|
|||
|
|
};
|
|||
|
|
tunnelProcess.stdout?.on('data', onData);
|
|||
|
|
tunnelProcess.stderr?.on('data', onData);
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 生成会话ID
|
|||
|
|
*/
|
|||
|
|
generateSessionId() {
|
|||
|
|
return 'share_' + Date.now() + '_' + Math.random().toString(36).substr(2, 9);
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 格式化文件大小
|
|||
|
|
*/
|
|||
|
|
formatFileSize(bytes) {
|
|||
|
|
if (bytes === 0)
|
|||
|
|
return '0 B';
|
|||
|
|
const k = 1024;
|
|||
|
|
const sizes = ['B', 'KB', 'MB', 'GB'];
|
|||
|
|
const i = Math.floor(Math.log(bytes) / Math.log(k));
|
|||
|
|
return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
|
|||
|
|
}
|
|||
|
|
/**
|
|||
|
|
* 销毁服务
|
|||
|
|
*/
|
|||
|
|
destroy() {
|
|||
|
|
if (this.cleanupInterval) {
|
|||
|
|
clearInterval(this.cleanupInterval);
|
|||
|
|
}
|
|||
|
|
// 停止所有活动分享会话
|
|||
|
|
for (const sessionId of this.activeShares.keys()) {
|
|||
|
|
this.stopShare(sessionId);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
exports.CloudflareShareService = CloudflareShareService;
|
|||
|
|
exports.default = CloudflareShareService;
|
|||
|
|
//# sourceMappingURL=CloudflareShareService.js.map
|