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-rw-r--r--netwerk/test/unit/test_trr_proxy.js156
1 files changed, 156 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_trr_proxy.js b/netwerk/test/unit/test_trr_proxy.js
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+++ b/netwerk/test/unit/test_trr_proxy.js
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+// These are globlas defined for proxy servers, in ProxyAutoConfig.cpp. See
+// PACGlobalFunctions
+/* globals dnsResolve, alert */
+
+/* This test checks that using a PAC script still works when TRR is on.
+ Steps:
+ - Set the pac script
+ - Do a request to make sure that the script is loaded
+ - Set the TRR mode
+ - Make a request that would lead to running the PAC script
+ We run these steps for TRR mode 2 and 3, and with fetchOffMainThread = true/false
+*/
+
+const { HttpServer } = ChromeUtils.importESModule(
+ "resource://testing-common/httpd.sys.mjs"
+);
+const { MockRegistrar } = ChromeUtils.importESModule(
+ "resource://testing-common/MockRegistrar.sys.mjs"
+);
+
+registerCleanupFunction(async () => {
+ Services.prefs.clearUserPref("network.proxy.type");
+ Services.prefs.clearUserPref("network.proxy.parse_pac_on_socket_process");
+ trr_clear_prefs();
+});
+
+function FindProxyForURL(url, host) {
+ alert(`PAC resolving: ${host}`);
+ alert(dnsResolve(host));
+ return "DIRECT";
+}
+
+ChromeUtils.defineLazyGetter(this, "systemSettings", function () {
+ return {
+ QueryInterface: ChromeUtils.generateQI(["nsISystemProxySettings"]),
+
+ mainThreadOnly: true,
+ PACURI: `data:application/x-ns-proxy-autoconfig;charset=utf-8,${encodeURIComponent(
+ FindProxyForURL.toString()
+ )}`,
+ getProxyForURI(aURI) {
+ throw Components.Exception("", Cr.NS_ERROR_NOT_IMPLEMENTED);
+ },
+ };
+});
+
+const override = Cc["@mozilla.org/network/native-dns-override;1"].getService(
+ Ci.nsINativeDNSResolverOverride
+);
+
+async function do_test_pac_dnsResolve() {
+ Services.prefs.setCharPref("network.trr.confirmationNS", "skip");
+ Services.console.reset();
+ // Create a console listener.
+ let consolePromise = new Promise(resolve => {
+ let listener = {
+ observe(message) {
+ // Ignore unexpected messages.
+ if (!(message instanceof Ci.nsIConsoleMessage)) {
+ return;
+ }
+
+ if (message.message.includes("PAC file installed from")) {
+ Services.console.unregisterListener(listener);
+ resolve();
+ }
+ },
+ };
+
+ Services.console.registerListener(listener);
+ });
+
+ MockRegistrar.register(
+ "@mozilla.org/system-proxy-settings;1",
+ systemSettings
+ );
+ Services.prefs.setIntPref(
+ "network.proxy.type",
+ Ci.nsIProtocolProxyService.PROXYCONFIG_SYSTEM
+ );
+
+ let httpserv = new HttpServer();
+ httpserv.registerPathHandler("/", function handler(metadata, response) {
+ let content = "ok";
+ response.setHeader("Content-Length", `${content.length}`);
+ response.bodyOutputStream.write(content, content.length);
+ });
+ httpserv.start(-1);
+
+ Services.prefs.setBoolPref("network.dns.native-is-localhost", false);
+ Services.prefs.setIntPref("network.trr.mode", 0); // Disable TRR until the PAC is loaded
+ override.addIPOverride("example.org", "127.0.0.1");
+ let chan = NetUtil.newChannel({
+ uri: `http://example.org:${httpserv.identity.primaryPort}/`,
+ loadUsingSystemPrincipal: true,
+ }).QueryInterface(Ci.nsIHttpChannel);
+ await new Promise(resolve => chan.asyncOpen(new ChannelListener(resolve)));
+ await consolePromise;
+
+ let h2Port = Services.env.get("MOZHTTP2_PORT");
+ Assert.notEqual(h2Port, null);
+ Assert.notEqual(h2Port, "");
+
+ override.addIPOverride("foo.example.com", "127.0.0.1");
+ Services.prefs.setCharPref(
+ "network.trr.uri",
+ `https://foo.example.com:${h2Port}/doh?responseIP=127.0.0.1`
+ );
+
+ trr_test_setup();
+
+ async function test_with(DOMAIN, trrMode, fetchOffMainThread) {
+ Services.prefs.setIntPref("network.trr.mode", trrMode); // TRR first
+ Services.prefs.setBoolPref(
+ "network.trr.fetch_off_main_thread",
+ fetchOffMainThread
+ );
+ override.addIPOverride(DOMAIN, "127.0.0.1");
+
+ chan = NetUtil.newChannel({
+ uri: `http://${DOMAIN}:${httpserv.identity.primaryPort}/`,
+ loadUsingSystemPrincipal: true,
+ }).QueryInterface(Ci.nsIHttpChannel);
+ await new Promise(resolve => chan.asyncOpen(new ChannelListener(resolve)));
+
+ await override.clearHostOverride(DOMAIN);
+ }
+
+ await test_with("test1.com", 2, true);
+ await test_with("test2.com", 3, true);
+ await test_with("test3.com", 2, false);
+ await test_with("test4.com", 3, false);
+ await httpserv.stop();
+}
+
+add_task(async function test_pac_dnsResolve() {
+ Services.prefs.setBoolPref(
+ "network.proxy.parse_pac_on_socket_process",
+ false
+ );
+
+ await do_test_pac_dnsResolve();
+
+ if (mozinfo.socketprocess_networking) {
+ info("run test again");
+ Services.prefs.clearUserPref("network.proxy.type");
+ trr_clear_prefs();
+ Services.prefs.setBoolPref(
+ "network.proxy.parse_pac_on_socket_process",
+ true
+ );
+ Services.prefs.setIntPref("network.proxy.type", 2);
+ Services.prefs.setIntPref("network.proxy.type", 0);
+ await do_test_pac_dnsResolve();
+ }
+});