/* 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"; const override = Cc["@mozilla.org/network/native-dns-override;1"].getService( Ci.nsINativeDNSResolverOverride ); trr_test_setup(); registerCleanupFunction(async () => { Services.prefs.clearUserPref("network.connectivity-service.nat64-prefix"); override.clearOverrides(); trr_clear_prefs(); }); /** * Waits for an observer notification to fire. * * @param {String} topic The notification topic. * @returns {Promise} A promise that fulfills when the notification is fired. */ function promiseObserverNotification(topic, matchFunc) { return new Promise((resolve, reject) => { Services.obs.addObserver(function observe(subject, topic, data) { let matches = typeof matchFunc != "function" || matchFunc(subject, data); if (!matches) { return; } Services.obs.removeObserver(observe, topic); resolve({ subject, data }); }, topic); }); } function makeChan(url) { let chan = NetUtil.newChannel({ uri: url, loadUsingSystemPrincipal: true, }).QueryInterface(Ci.nsIHttpChannel); return chan; } function channelOpenPromise(chan) { return new Promise(resolve => { function finish(req, buffer) { resolve([req, buffer]); } chan.asyncOpen(new ChannelListener(finish)); }); } add_task(async function test_add_nat64_prefix_to_trr() { let trrServer = new TRRServer(); registerCleanupFunction(async () => { await trrServer.stop(); }); await trrServer.start(); dump(`port = ${trrServer.port}\n`); let chan = makeChan(`https://localhost:${trrServer.port}/test?bla=some`); let [, resp] = await channelOpenPromise(chan); equal(resp, "

404 Path not found: /test?bla=some

"); Services.dns.clearCache(true); override.addIPOverride("ipv4only.arpa", "fe80::9b2b:c000:00aa"); Services.prefs.setCharPref( "network.connectivity-service.nat64-prefix", "ae80::3b1b:c343:1133" ); let topic = "network:connectivity-service:dns-checks-complete"; if (mozinfo.socketprocess_networking) { topic += "-from-socket-process"; } let notification = promiseObserverNotification(topic); Services.obs.notifyObservers(null, "network:captive-portal-connectivity"); await notification; Services.prefs.setIntPref("network.trr.mode", 2); Services.prefs.setCharPref( "network.trr.uri", `https://foo.example.com:${trrServer.port}/dns-query` ); await trrServer.registerDoHAnswers("xyz.foo", "A", { answers: [ { name: "xyz.foo", ttl: 55, type: "A", flush: false, data: "1.2.3.4", }, ], }); let { inRecord } = await new TRRDNSListener("xyz.foo", { expectedSuccess: false, }); inRecord.QueryInterface(Ci.nsIDNSAddrRecord); Assert.equal( inRecord.getNextAddrAsString(), "1.2.3.4", `Checking that native IPv4 addresses have higher priority.` ); Assert.equal( inRecord.getNextAddrAsString(), "ae80::3b1b:102:304", `Checking the manually entered NAT64-prefixed address is in the middle.` ); Assert.equal( inRecord.getNextAddrAsString(), "fe80::9b2b:102:304", `Checking that the NAT64-prefixed address is appended at the back.` ); await trrServer.stop(); });