tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
Log | Files | Refs | README | LICENSE

test_trr_case_sensitivity.js (3835B)

      1 /* This Source Code Form is subject to the terms of the Mozilla Public
      2 * License, v. 2.0. If a copy of the MPL was not distributed with this
      3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      4 
      5 "use strict";
      6 
      7 trr_test_setup();
      8 registerCleanupFunction(async () => {
      9  trr_clear_prefs();
     10 });
     11 
     12 function makeChan(url) {
     13  let chan = NetUtil.newChannel({
     14    uri: url,
     15    loadUsingSystemPrincipal: true,
     16  }).QueryInterface(Ci.nsIHttpChannel);
     17  return chan;
     18 }
     19 
     20 function channelOpenPromise(chan) {
     21  return new Promise(resolve => {
     22    function finish(req, buffer) {
     23      resolve([req, buffer]);
     24    }
     25    chan.asyncOpen(new ChannelListener(finish));
     26  });
     27 }
     28 
     29 add_task(async function test_trr_casing() {
     30  let trrServer = new TRRServer();
     31  registerCleanupFunction(async () => {
     32    await trrServer.stop();
     33  });
     34  await trrServer.start();
     35  dump(`port = ${trrServer.port()}\n`);
     36  let chan = makeChan(`https://localhost:${trrServer.port()}/test?bla=some`);
     37  let [, resp] = await channelOpenPromise(chan);
     38  equal(resp, "<h1> 404 Path not found: /test</h1>");
     39 
     40  Services.dns.clearCache(true);
     41  Services.prefs.setIntPref("network.trr.mode", 3);
     42  Services.prefs.setCharPref(
     43    "network.trr.uri",
     44    `https://foo.example.com:${trrServer.port()}/dns-query`
     45  );
     46 
     47  // This CNAME response goes to B.example.com (uppercased)
     48  // It should be lowercased by the code
     49  await trrServer.registerDoHAnswers("a.example.com", "A", {
     50    answers: [
     51      {
     52        name: "a.example.com",
     53        ttl: 55,
     54        type: "CNAME",
     55        flush: false,
     56        data: "B.example.com",
     57      },
     58    ],
     59  });
     60  // Like in bug 1635566, the response for B.example.com will be lowercased
     61  // by the server too -> b.example.com
     62  // Requesting this resource would case the browser to reject the resource
     63  await trrServer.registerDoHAnswers("B.example.com", "A", {
     64    answers: [
     65      {
     66        name: "b.example.com",
     67        ttl: 55,
     68        type: "CNAME",
     69        flush: false,
     70        data: "c.example.com",
     71      },
     72    ],
     73  });
     74 
     75  // The browser should request this one
     76  await trrServer.registerDoHAnswers("b.example.com", "A", {
     77    answers: [
     78      {
     79        name: "b.example.com",
     80        ttl: 55,
     81        type: "CNAME",
     82        flush: false,
     83        data: "c.example.com",
     84      },
     85    ],
     86  });
     87  // Finally, it gets an IP
     88  await trrServer.registerDoHAnswers("c.example.com", "A", {
     89    answers: [
     90      {
     91        name: "c.example.com",
     92        ttl: 55,
     93        type: "A",
     94        flush: false,
     95        data: "1.2.3.4",
     96      },
     97    ],
     98  });
     99  await new TRRDNSListener("a.example.com", { expectedAnswer: "1.2.3.4" });
    100 
    101  await trrServer.registerDoHAnswers("a.test.com", "A", {
    102    answers: [
    103      {
    104        name: "a.test.com",
    105        ttl: 55,
    106        type: "CNAME",
    107        flush: false,
    108        data: "B.test.com",
    109      },
    110    ],
    111  });
    112  // We try this again, this time we explicitly make sure this resource
    113  // is never used
    114  await trrServer.registerDoHAnswers("B.test.com", "A", {
    115    answers: [
    116      {
    117        name: "B.test.com",
    118        ttl: 55,
    119        type: "A",
    120        flush: false,
    121        data: "9.9.9.9",
    122      },
    123    ],
    124  });
    125  await trrServer.registerDoHAnswers("b.test.com", "A", {
    126    answers: [
    127      {
    128        name: "b.test.com",
    129        ttl: 55,
    130        type: "A",
    131        flush: false,
    132        data: "8.8.8.8",
    133      },
    134    ],
    135  });
    136  await new TRRDNSListener("a.test.com", { expectedAnswer: "8.8.8.8" });
    137 
    138  await trrServer.registerDoHAnswers("capital.com", "A", {
    139    answers: [
    140      {
    141        name: "capital.com",
    142        ttl: 55,
    143        type: "A",
    144        flush: false,
    145        data: "2.2.2.2",
    146      },
    147    ],
    148  });
    149  await new TRRDNSListener("CAPITAL.COM", { expectedAnswer: "2.2.2.2" });
    150  await new TRRDNSListener("CAPITAL.COM.", { expectedAnswer: "2.2.2.2" });
    151 
    152  await trrServer.stop();
    153 });