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5
dist/apps/node-vless/main.js
vendored
5
dist/apps/node-vless/main.js
vendored
@@ -6158,6 +6158,7 @@ vlessWServer.on('connection', function connection(ws, request) {
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portWithRandomLog = `${portRemote}--${Math.random()} ${isUDP ? 'udp ' : 'tcp '} `;
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if (hasError) {
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controller.error(`[${address}:${portWithRandomLog}] ${message} `);
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return;
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}
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// const addressType = requestAddr >> 42
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// const addressLength = requestAddr & 0x0f;
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@@ -6165,6 +6166,10 @@ vlessWServer.on('connection', function connection(ws, request) {
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vlessResponseHeader = new Uint8Array([vlessVersion[0], 0]);
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const rawClientData = vlessBuffer.slice(rawDataIndex);
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if (isUDP) {
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// 如果仅仅是针对DNS, 这样是没有必要的。因为xray 客户端 DNS A/AAA query 都有长度,
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// 所以直接和 DNS server 建立 TCP 就可以。所以无需 runtime 支持 UDP API。
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// DNS over UDP 和 TCP 唯一的区别就是 Header section format 多了长度
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// https://www.rfc-editor.org/rfc/rfc1035#section-4.2.2
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udpClientStream = makeUDPSocketStream(portRemote, address);
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const writer = udpClientStream.writable.getWriter();
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writer.write(rawClientData).catch((error) => console.log);
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