123 lines
3.5 KiB
JavaScript
123 lines
3.5 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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// This test simmulates intermittent native DNS functionality.
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// We verify that we don't use the negative DNS record for the DoH server.
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// The first resolve of foo.example.com fails, so we expect TRR not to work.
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// Immediately after the native DNS starts working, it should connect to the
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// TRR server and start working.
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const override = Cc["@mozilla.org/network/native-dns-override;1"].getService(
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Ci.nsINativeDNSResolverOverride
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);
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function setup() {
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trr_test_setup();
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Services.prefs.clearUserPref("network.trr.bootstrapAddr");
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Services.prefs.clearUserPref("network.dns.native-is-localhost");
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}
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setup();
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registerCleanupFunction(async () => {
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trr_clear_prefs();
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override.clearOverrides();
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});
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add_task(async function intermittent_dns_mode3() {
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override.addIPOverride("foo.example.com", "N/A");
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let trrServer = new TRRServer();
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registerCleanupFunction(async () => {
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await trrServer.stop();
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});
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await trrServer.start();
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info(`port = ${trrServer.port()}\n`);
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Services.dns.clearCache(true);
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Services.prefs.setCharPref(
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"network.trr.uri",
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`https://foo.example.com:${trrServer.port()}/dns-query`
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);
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Services.prefs.setIntPref("network.trr.mode", Ci.nsIDNSService.MODE_TRRONLY);
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await trrServer.registerDoHAnswers("example.com", "A", {
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answers: [
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{
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name: "example.com",
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ttl: 55,
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type: "A",
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flush: false,
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data: "1.2.3.4",
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},
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],
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});
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let { inStatus } = await new TRRDNSListener("example.com", {
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expectedSuccess: false,
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});
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equal(inStatus, Cr.NS_ERROR_UNKNOWN_HOST);
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await trrServer.registerDoHAnswers("example.org", "A", {
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answers: [
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{
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name: "example.org",
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ttl: 55,
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type: "A",
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flush: false,
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data: "1.2.3.4",
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},
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],
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});
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override.addIPOverride("foo.example.com", "127.0.0.1");
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await new TRRDNSListener("example.org", { expectedAnswer: "1.2.3.4" });
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await trrServer.stop();
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});
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add_task(async function intermittent_dns_mode2() {
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override.addIPOverride("foo.example.com", "N/A");
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let trrServer = new TRRServer();
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registerCleanupFunction(async () => {
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await trrServer.stop();
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});
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await trrServer.start();
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info(`port = ${trrServer.port()}\n`);
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Services.dns.clearCache(true);
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Services.prefs.setIntPref(
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"network.trr.mode",
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Ci.nsIDNSService.MODE_NATIVEONLY
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);
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Services.prefs.setCharPref(
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"network.trr.uri",
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`https://foo.example.com:${trrServer.port()}/dns-query`
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);
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Services.prefs.setIntPref("network.trr.mode", Ci.nsIDNSService.MODE_TRRFIRST);
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await trrServer.registerDoHAnswers("example.com", "A", {
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answers: [
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{
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name: "example.com",
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ttl: 55,
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type: "A",
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flush: false,
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data: "1.1.1.1",
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},
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],
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});
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override.addIPOverride("example.com", "2.2.2.2");
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await new TRRDNSListener("example.com", {
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expectedAnswer: "2.2.2.2",
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});
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await trrServer.registerDoHAnswers("example.org", "A", {
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answers: [
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{
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name: "example.org",
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ttl: 55,
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type: "A",
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flush: false,
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data: "1.2.3.4",
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},
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],
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});
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override.addIPOverride("example.org", "3.3.3.3");
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override.addIPOverride("foo.example.com", "127.0.0.1");
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await new TRRDNSListener("example.org", { expectedAnswer: "1.2.3.4" });
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await trrServer.stop();
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});
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