SnowCat 雪猫底层全源码:NapCat 4.18.28 底座 + SnowLuma 能力移植 + V8 通道适配 9.9.37
26 包 monorepo(TS 全源码): - snowcat-core: NT 内核 API 封装 + listener(含 9.9.37 六回调适配)+ Packet 发包 - snowcat-onebot: OneBot v11 全动作 + MCP Streamable HTTP 适配器 + 稳定线 - snowcat-webui-frontend/backend: 雪猫控制台(React+HeroUI) - snowcat-shell: 单文件 bundle 出口(vite inlineDynamicImports) - snowcat-native: napi2native / MoeHoo / ffmpeg / pty 运行时 - 56 项 SnowLuma 独门动作移植(qzone 全家桶/群相册/装扮/闪照/收藏) - 工具件: 解包器/启动器/便携制作器/doctor GitHub 关联已全量指向 DandanLLab/SnowCatQQ
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import { LogWrapper } from 'snowcat-core/helper/log';
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import * as net from 'net';
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import * as process from 'process';
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import { Writable } from 'stream';
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/**
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* 连接到命名管道并重定向stdout
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* @param logger 日志记录器
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* @param timeoutMs 连接超时时间(毫秒),默认5000ms
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* @returns Promise,连接成功时resolve,失败时reject
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*/
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export function connectToNamedPipe (logger: LogWrapper, timeoutMs: number = 5000): Promise<{ disconnect: () => void }> {
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return new Promise((resolve, reject) => {
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if (process.platform !== 'win32') {
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// 非Windows平台不reject,而是返回一个空的disconnect函数
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return resolve({ disconnect: () => { } });
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}
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const pid = process.pid;
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const pipePath = `\\\\.\\pipe\\NapCat_${pid}`;
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// 设置连接超时
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const timeoutId = setTimeout(() => {
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reject(new Error(`连接命名管道超时: ${pipePath}`));
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}, timeoutMs);
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try {
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const originalStdoutWrite = process.stdout.write.bind(process.stdout);
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const pipeSocket = net.connect(pipePath, () => {
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// 清除超时
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clearTimeout(timeoutId);
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// 优化网络性能设置
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pipeSocket.setNoDelay(true); // 减少延迟
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// 设置更高的高水位线,允许更多数据缓冲
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logger.log(`[StdOut] 已重定向到命名管道: ${pipePath}`);
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// 创建拥有更优雅背压处理的 Writable 流
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const pipeWritable = new Writable({
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highWaterMark: 1024 * 64, // 64KB 高水位线
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write (chunk, encoding, callback) {
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if (!pipeSocket.writable) {
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// 如果管道不可写,退回到原始stdout
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logger.log('[StdOut] 管道不可写,回退到控制台输出');
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return originalStdoutWrite(chunk, encoding, callback);
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}
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// 尝试写入数据到管道
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const canContinue = pipeSocket.write(chunk, encoding, () => {
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// 数据已被发送或放入内部缓冲区
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});
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if (canContinue) {
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// 如果返回true,表示可以继续写入更多数据
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// 立即通知写入流可以继续
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process.nextTick(callback);
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} else {
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// 如果返回false,表示内部缓冲区已满
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// 等待drain事件再恢复写入
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pipeSocket.once('drain', () => {
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callback();
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});
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}
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// 明确返回true,表示写入已处理
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return true;
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},
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});
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// 重定向stdout
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process.stdout.write = (
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chunk: any,
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encoding?: BufferEncoding | (() => void),
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cb?: () => void
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): boolean => {
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if (typeof encoding === 'function') {
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cb = encoding;
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encoding = undefined;
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}
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// 使用优化的writable流处理写入
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return pipeWritable.write(chunk, encoding as BufferEncoding, cb as () => void);
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};
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// 提供断开连接的方法
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const disconnect = () => {
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process.stdout.write = originalStdoutWrite;
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pipeSocket.end();
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logger.log(`已手动断开命名管道连接: ${pipePath}`);
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};
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// 返回成功和断开连接的方法
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resolve({ disconnect });
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});
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// 管道错误处理
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pipeSocket.on('error', (err) => {
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clearTimeout(timeoutId);
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process.stdout.write = originalStdoutWrite;
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logger.log(`连接命名管道 ${pipePath} 时出错:`, err);
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reject(err);
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});
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// 管道关闭处理
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pipeSocket.on('end', () => {
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process.stdout.write = originalStdoutWrite;
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logger.log('命名管道连接已关闭');
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});
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// 确保在连接意外关闭时恢复stdout
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pipeSocket.on('close', () => {
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process.stdout.write = originalStdoutWrite;
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logger.log('命名管道连接已关闭');
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});
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} catch (error) {
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clearTimeout(timeoutId);
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logger.log(`尝试连接命名管道 ${pipePath} 时发生异常:`, error);
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reject(error);
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}
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});
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}
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