3 files changed, 143 insertions, 0 deletions
diff --git a/testing/mochitest/DoHServer/doh_server.js b/testing/mochitest/DoHServer/doh_server.js
new file mode 100644
index 0000000000..e819134765
--- /dev/null
+++ b/testing/mochitest/DoHServer/doh_server.js
@@ -0,0 +1,96 @@
+/* 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 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: ["h3"] },
+                { 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}`);
diff --git a/testing/mochitest/DoHServer/http2-cert.key.pem b/testing/mochitest/DoHServer/http2-cert.key.pem
new file mode 100644
index 0000000000..09e044f5e0
--- /dev/null
+++ b/testing/mochitest/DoHServer/http2-cert.key.pem
@@ -0,0 +1,28 @@
+-----BEGIN PRIVATE KEY-----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+-----END PRIVATE KEY-----
diff --git a/testing/mochitest/DoHServer/http2-cert.pem b/testing/mochitest/DoHServer/http2-cert.pem
new file mode 100644
index 0000000000..a6bd5d72e9
--- /dev/null
+++ b/testing/mochitest/DoHServer/http2-cert.pem
@@ -0,0 +1,19 @@
+-----BEGIN CERTIFICATE-----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=
+-----END CERTIFICATE-----