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-rw-r--r--netwerk/test/unit/test_trr_additional_section.js337
1 files changed, 337 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_trr_additional_section.js b/netwerk/test/unit/test_trr_additional_section.js
new file mode 100644
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--- /dev/null
+++ b/netwerk/test/unit/test_trr_additional_section.js
@@ -0,0 +1,337 @@
+/* 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";
+
+trr_test_setup();
+registerCleanupFunction(async () => {
+ trr_clear_prefs();
+});
+
+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));
+ });
+}
+
+let trrServer = new TRRServer();
+registerCleanupFunction(async () => {
+ await trrServer.stop();
+});
+add_task(async function setup_server() {
+ 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, "<h1> 404 Path not found: /test?bla=some</h1>");
+});
+
+add_task(async function test_parse_additional_section() {
+ Services.dns.clearCache(true);
+ Services.prefs.setIntPref("network.trr.mode", 3);
+ Services.prefs.setCharPref(
+ "network.trr.uri",
+ `https://foo.example.com:${trrServer.port}/dns-query`
+ );
+
+ await trrServer.registerDoHAnswers("something.foo", "A", {
+ answers: [
+ {
+ name: "something.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "1.2.3.4",
+ },
+ ],
+ additionals: [
+ {
+ name: "else.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "2.3.4.5",
+ },
+ ],
+ });
+
+ await new TRRDNSListener("something.foo", { expectedAnswer: "1.2.3.4" });
+ await new TRRDNSListener("else.foo", { expectedAnswer: "2.3.4.5" });
+
+ await trrServer.registerDoHAnswers("a.foo", "A", {
+ answers: [
+ {
+ name: "a.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "1.2.3.4",
+ },
+ ],
+ additionals: [
+ {
+ name: "b.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "2.3.4.5",
+ },
+ ],
+ });
+ await trrServer.registerDoHAnswers("b.foo", "A", {
+ answers: [
+ {
+ name: "b.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "3.4.5.6",
+ },
+ ],
+ });
+
+ let req1 = new TRRDNSListener("a.foo", { expectedAnswer: "1.2.3.4" });
+
+ // A request for b.foo will be in progress by the time we parse the additional
+ // record. To keep things simple we don't end up saving the record, instead
+ // we wait for the in-progress request to complete.
+ // This check is also racy - if the response for a.foo completes before we make
+ // this request, we'll put the other IP in the cache. But that is very unlikely.
+ let req2 = new TRRDNSListener("b.foo", { expectedAnswer: "3.4.5.6" });
+
+ await Promise.all([req1, req2]);
+
+ // IPv6 additional
+ await trrServer.registerDoHAnswers("xyz.foo", "A", {
+ answers: [
+ {
+ name: "xyz.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "1.2.3.4",
+ },
+ ],
+ additionals: [
+ {
+ name: "abc.foo",
+ ttl: 55,
+ type: "AAAA",
+ flush: false,
+ data: "::1:2:3:4",
+ },
+ ],
+ });
+
+ await new TRRDNSListener("xyz.foo", { expectedAnswer: "1.2.3.4" });
+ await new TRRDNSListener("abc.foo", { expectedAnswer: "::1:2:3:4" });
+
+ // IPv6 additional
+ await trrServer.registerDoHAnswers("ipv6.foo", "AAAA", {
+ answers: [
+ {
+ name: "ipv6.foo",
+ ttl: 55,
+ type: "AAAA",
+ flush: false,
+ data: "2001::a:b:c:d",
+ },
+ ],
+ additionals: [
+ {
+ name: "def.foo",
+ ttl: 55,
+ type: "AAAA",
+ flush: false,
+ data: "::a:b:c:d",
+ },
+ ],
+ });
+
+ await new TRRDNSListener("ipv6.foo", { expectedAnswer: "2001::a:b:c:d" });
+ await new TRRDNSListener("def.foo", { expectedAnswer: "::a:b:c:d" });
+
+ // IPv6 additional
+ await trrServer.registerDoHAnswers("ipv6b.foo", "AAAA", {
+ answers: [
+ {
+ name: "ipv6b.foo",
+ ttl: 55,
+ type: "AAAA",
+ flush: false,
+ data: "2001::a:b:c:d",
+ },
+ ],
+ additionals: [
+ {
+ name: "qqqq.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "9.8.7.6",
+ },
+ ],
+ });
+
+ await new TRRDNSListener("ipv6b.foo", { expectedAnswer: "2001::a:b:c:d" });
+ await new TRRDNSListener("qqqq.foo", { expectedAnswer: "9.8.7.6" });
+
+ // Multiple IPs and multiple additional records
+ await trrServer.registerDoHAnswers("multiple.foo", "A", {
+ answers: [
+ {
+ name: "multiple.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "9.9.9.9",
+ },
+ ],
+ additionals: [
+ {
+ // Should be ignored, because it should be in the answer section
+ name: "multiple.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "1.1.1.1",
+ },
+ {
+ // Is ignored, because it should be in the answer section
+ name: "multiple.foo",
+ ttl: 55,
+ type: "AAAA",
+ flush: false,
+ data: "2001::a:b:c:d",
+ },
+ {
+ name: "yuiop.foo",
+ ttl: 55,
+ type: "AAAA",
+ flush: false,
+ data: "2001::a:b:c:d",
+ },
+ {
+ name: "yuiop.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "1.2.3.4",
+ },
+ ],
+ });
+
+ let { inRecord } = await new TRRDNSListener("multiple.foo", {
+ expectedAnswer: "9.9.9.9",
+ });
+ let IPs = [];
+ inRecord.QueryInterface(Ci.nsIDNSAddrRecord);
+ inRecord.rewind();
+ while (inRecord.hasMore()) {
+ IPs.push(inRecord.getNextAddrAsString());
+ }
+ equal(IPs.length, 1);
+ equal(IPs[0], "9.9.9.9");
+ IPs = [];
+ ({ inRecord } = await new TRRDNSListener("yuiop.foo", {
+ expectedSuccess: false,
+ }));
+ inRecord.QueryInterface(Ci.nsIDNSAddrRecord);
+ inRecord.rewind();
+ while (inRecord.hasMore()) {
+ IPs.push(inRecord.getNextAddrAsString());
+ }
+ equal(IPs.length, 2);
+ equal(IPs[0], "2001::a:b:c:d");
+ equal(IPs[1], "1.2.3.4");
+});
+
+add_task(async function test_additional_after_resolve() {
+ await trrServer.registerDoHAnswers("first.foo", "A", {
+ answers: [
+ {
+ name: "first.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "3.4.5.6",
+ },
+ ],
+ });
+ await new TRRDNSListener("first.foo", { expectedAnswer: "3.4.5.6" });
+
+ await trrServer.registerDoHAnswers("second.foo", "A", {
+ answers: [
+ {
+ name: "second.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "1.2.3.4",
+ },
+ ],
+ additionals: [
+ {
+ name: "first.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "2.3.4.5",
+ },
+ ],
+ });
+
+ await new TRRDNSListener("second.foo", { expectedAnswer: "1.2.3.4" });
+ await new TRRDNSListener("first.foo", { expectedAnswer: "2.3.4.5" });
+});
+
+// test for Bug - 1790075
+// Crash was observed when a DNS (using TRR) reply contains an additional
+// record field and this addditional record was previously unsuccessfully
+// resolved
+add_task(async function test_additional_cached_record_override() {
+ Services.dns.clearCache(true);
+ Services.prefs.setIntPref("network.trr.mode", 2);
+ Services.prefs.setCharPref(
+ "network.trr.uri",
+ `https://foo.example.com:${trrServer.port}/dns-query`
+ );
+
+ await new TRRDNSListener("else.foo", { expectedAnswer: "127.0.0.1" });
+
+ await trrServer.registerDoHAnswers("something.foo", "A", {
+ answers: [
+ {
+ name: "something.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "1.2.3.4",
+ },
+ ],
+ additionals: [
+ {
+ name: "else.foo",
+ ttl: 55,
+ type: "A",
+ flush: false,
+ data: "2.3.4.5",
+ },
+ ],
+ });
+
+ await new TRRDNSListener("something.foo", { expectedAnswer: "1.2.3.4" });
+ await new TRRDNSListener("else.foo", { expectedAnswer: "2.3.4.5" });
+});
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