From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 testing/mochitest/DoHServer/doh_server.js | 97 +++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 testing/mochitest/DoHServer/doh_server.js

(limited to 'testing/mochitest/DoHServer/doh_server.js')

diff --git a/testing/mochitest/DoHServer/doh_server.js b/testing/mochitest/DoHServer/doh_server.js
new file mode 100644
index 0000000000..1a250e6a81
--- /dev/null
+++ b/testing/mochitest/DoHServer/doh_server.js
@@ -0,0 +1,97 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+/* globals require, __dirname, global, Buffer, process */
+
+const fs = require("fs");
+const options = {
+  key: fs.readFileSync(__dirname + "/http2-cert.key.pem"),
+  cert: fs.readFileSync(__dirname + "/http2-cert.pem"),
+};
+const http2 = require("http2");
+const http = require("http");
+const url = require("url");
+
+const path = require("path");
+
+let dnsPacket;
+let libPath = path.join(__dirname, "../../xpcshell/dns-packet");
+if (fs.existsSync(libPath)) {
+  // This is the path of dns-packet when running mochitest locally.
+  dnsPacket = require(libPath);
+} else {
+  // This path is for running mochitest on try.
+  dnsPacket = require(path.join(__dirname, "./dns_packet"));
+}
+
+let serverPort = parseInt(process.argv[2].split("=")[1]);
+let listeningPort = parseInt(process.argv[3].split("=")[1]);
+let alpn = process.argv[4].split("=")[1];
+
+let server = http2.createSecureServer(
+  options,
+  function handleRequest(req, res) {
+    let u = "";
+    if (req.url != undefined) {
+      u = url.parse(req.url, true);
+    }
+
+    if (u.pathname === "/dns-query") {
+      let payload = Buffer.from("");
+      req.on("data", function receiveData(chunk) {
+        payload = Buffer.concat([payload, chunk]);
+      });
+      req.on("end", function finishedData() {
+        let packet = dnsPacket.decode(payload);
+        let answers = [];
+        // Return the HTTPS RR to let Firefox connect to the HTTP/3 server
+        if (packet.questions[0].type === "HTTPS") {
+          answers.push({
+            name: packet.questions[0].name,
+            type: "HTTPS",
+            ttl: 55,
+            class: "IN",
+            flush: false,
+            data: {
+              priority: 1,
+              name: packet.questions[0].name,
+              values: [
+                { key: "alpn", value: [alpn] },
+                { key: "port", value: serverPort },
+              ],
+            },
+          });
+        } else if (packet.questions[0].type === "A") {
+          answers.push({
+            name: packet.questions[0].name,
+            type: "A",
+            ttl: 55,
+            flush: false,
+            data: "127.0.0.1",
+          });
+        }
+
+        let buf = dnsPacket.encode({
+          type: "response",
+          id: packet.id,
+          flags: dnsPacket.RECURSION_DESIRED,
+          questions: packet.questions,
+          answers,
+        });
+
+        res.setHeader("Content-Type", "application/dns-message");
+        res.setHeader("Content-Length", buf.length);
+        res.writeHead(200);
+        res.write(buf);
+        res.end("");
+      });
+    }
+  }
+);
+
+server.listen(listeningPort);
+
+console.log(`DoH server listening on ports ${server.address().port}`);
-- 
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