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|
// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/bind.h"
#include "base/command_line.h"
#include "base/files/file_util.h"
#include "base/memory/ref_counted_memory.h"
#include "base/test/bind.h"
#include "base/test/scoped_feature_list.h"
#include "build/build_config.h"
#include "content/browser/storage_partition_impl.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/network_service_instance.h"
#include "content/public/browser/url_data_source.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_ui_controller.h"
#include "content/public/browser/web_ui_controller_factory.h"
#include "content/public/common/content_features.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/network_service_util.h"
#include "content/public/common/url_utils.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/content_browser_test.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/public/test/simple_url_loader_test_helper.h"
#include "content/public/test/test_utils.h"
#include "content/shell/browser/shell.h"
#include "content/test/content_browser_test_utils_internal.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "net/base/features.h"
#include "net/disk_cache/disk_cache.h"
#include "net/dns/mock_host_resolver.h"
#include "net/http/http_response_headers.h"
#include "net/test/embedded_test_server/default_handlers.h"
#include "net/test/embedded_test_server/http_request.h"
#include "net/traffic_annotation/network_traffic_annotation_test_helper.h"
#include "services/network/public/cpp/features.h"
#include "services/network/public/cpp/network_switches.h"
#include "services/network/public/cpp/resource_request.h"
#include "services/network/public/cpp/simple_url_loader.h"
#include "services/network/public/mojom/network_service_test.mojom.h"
#include "services/network/test/udp_socket_test_util.h"
#if defined(OS_ANDROID)
#include "base/android/application_status_listener.h"
#endif
namespace content {
namespace {
class WebUITestWebUIControllerFactory : public WebUIControllerFactory {
public:
std::unique_ptr<WebUIController> CreateWebUIControllerForURL(
WebUI* web_ui,
const GURL& url) override {
std::string foo(url.path());
if (url.path() == "/nobinding/")
web_ui->SetBindings(0);
return HasWebUIScheme(url) ? std::make_unique<WebUIController>(web_ui)
: nullptr;
}
WebUI::TypeID GetWebUIType(BrowserContext* browser_context,
const GURL& url) override {
return HasWebUIScheme(url) ? reinterpret_cast<WebUI::TypeID>(1) : nullptr;
}
bool UseWebUIForURL(BrowserContext* browser_context,
const GURL& url) override {
return HasWebUIScheme(url);
}
bool UseWebUIBindingsForURL(BrowserContext* browser_context,
const GURL& url) override {
return HasWebUIScheme(url);
}
};
class TestWebUIDataSource : public URLDataSource {
public:
TestWebUIDataSource() {}
~TestWebUIDataSource() override {}
std::string GetSource() override { return "webui"; }
void StartDataRequest(const GURL& url,
const WebContents::Getter& wc_getter,
URLDataSource::GotDataCallback callback) override {
std::string dummy_html = "<html><body>Foo</body></html>";
scoped_refptr<base::RefCountedString> response =
base::RefCountedString::TakeString(&dummy_html);
std::move(callback).Run(response.get());
}
std::string GetMimeType(const std::string& path) override {
return "text/html";
}
private:
DISALLOW_COPY_AND_ASSIGN(TestWebUIDataSource);
};
class NetworkServiceBrowserTest : public ContentBrowserTest {
public:
NetworkServiceBrowserTest() {
EXPECT_TRUE(embedded_test_server()->Start());
EXPECT_TRUE(temp_dir_.CreateUniqueTempDir());
WebUIControllerFactory::RegisterFactory(&factory_);
}
bool ExecuteScript(const std::string& script) {
bool xhr_result = false;
// The JS call will fail if disallowed because the process will be killed.
bool execute_result =
ExecuteScriptAndExtractBool(shell(), script, &xhr_result);
return xhr_result && execute_result;
}
bool FetchResource(const GURL& url, bool synchronous = false) {
if (!url.is_valid())
return false;
std::string script = JsReplace(
"var xhr = new XMLHttpRequest();"
"xhr.open('GET', $1, $2);"
"xhr.onload = function (e) {"
" if (xhr.readyState === 4) {"
" window.domAutomationController.send(xhr.status === 200);"
" }"
"};"
"xhr.onerror = function () {"
" window.domAutomationController.send(false);"
"};"
"try {"
" xhr.send(null);"
"} catch (error) {"
" window.domAutomationController.send(false);"
"}",
url, !synchronous);
return ExecuteScript(script);
}
bool CheckCanLoadHttp() {
return FetchResource(embedded_test_server()->GetURL("/echo"));
}
void SetUpOnMainThread() override {
URLDataSource::Add(shell()->web_contents()->GetBrowserContext(),
std::make_unique<TestWebUIDataSource>());
}
void SetUpCommandLine(base::CommandLine* command_line) override {
// Since we assume exploited renderer process, it can bypass the same origin
// policy at will. Simulate that by passing the disable-web-security flag.
command_line->AppendSwitch(switches::kDisableWebSecurity);
IsolateAllSitesForTesting(command_line);
}
base::FilePath GetCacheDirectory() { return temp_dir_.GetPath(); }
base::FilePath GetCacheIndexDirectory() {
return GetCacheDirectory().AppendASCII("index-dir");
}
void LoadURL(const GURL& url,
network::mojom::URLLoaderFactory* loader_factory) {
std::unique_ptr<network::ResourceRequest> request =
std::make_unique<network::ResourceRequest>();
request->url = url;
url::Origin origin = url::Origin::Create(url);
request->trusted_params = network::ResourceRequest::TrustedParams();
request->trusted_params->isolation_info =
net::IsolationInfo::CreateForInternalRequest(origin);
request->site_for_cookies =
request->trusted_params->isolation_info.site_for_cookies();
SimpleURLLoaderTestHelper simple_loader_helper;
std::unique_ptr<network::SimpleURLLoader> simple_loader =
network::SimpleURLLoader::Create(std::move(request),
TRAFFIC_ANNOTATION_FOR_TESTS);
simple_loader->DownloadToStringOfUnboundedSizeUntilCrashAndDie(
loader_factory, simple_loader_helper.GetCallback());
simple_loader_helper.WaitForCallback();
ASSERT_TRUE(simple_loader_helper.response_body());
}
private:
WebUITestWebUIControllerFactory factory_;
base::ScopedTempDir temp_dir_;
DISALLOW_COPY_AND_ASSIGN(NetworkServiceBrowserTest);
};
// Verifies that WebUI pages with WebUI bindings can't make network requests.
IN_PROC_BROWSER_TEST_F(NetworkServiceBrowserTest, WebUIBindingsNoHttp) {
GURL test_url(GetWebUIURL("webui/"));
EXPECT_TRUE(NavigateToURL(shell(), test_url));
RenderProcessHostBadIpcMessageWaiter kill_waiter(
shell()->web_contents()->GetMainFrame()->GetProcess());
ASSERT_FALSE(CheckCanLoadHttp());
EXPECT_EQ(bad_message::RPH_MOJO_PROCESS_ERROR, kill_waiter.Wait());
}
// Verifies that WebUI pages without WebUI bindings can make network requests.
IN_PROC_BROWSER_TEST_F(NetworkServiceBrowserTest, NoWebUIBindingsHttp) {
GURL test_url(GetWebUIURL("webui/nobinding/"));
EXPECT_TRUE(NavigateToURL(shell(), test_url));
ASSERT_TRUE(CheckCanLoadHttp());
}
// Verifies the filesystem URLLoaderFactory's check, using
// ChildProcessSecurityPolicyImpl::CanRequestURL is properly rejected.
IN_PROC_BROWSER_TEST_F(NetworkServiceBrowserTest,
FileSystemBindingsCorrectOrigin) {
GURL test_url(GetWebUIURL("webui/nobinding/"));
EXPECT_TRUE(NavigateToURL(shell(), test_url));
// Note: must be filesystem scheme (obviously).
// file: is not a safe web scheme (see IsWebSafeScheme),
// and /etc/passwd fails the CanCommitURL check.
GURL file_url("filesystem:file:///etc/passwd");
EXPECT_FALSE(FetchResource(file_url));
}
IN_PROC_BROWSER_TEST_F(NetworkServiceBrowserTest,
SimpleUrlLoader_NoAuthWhenNoWebContents) {
auto request = std::make_unique<network::ResourceRequest>();
request->url = embedded_test_server()->GetURL("/auth-basic?password=");
auto loader = network::SimpleURLLoader::Create(std::move(request),
TRAFFIC_ANNOTATION_FOR_TESTS);
auto loader_factory = BrowserContext::GetDefaultStoragePartition(
shell()->web_contents()->GetBrowserContext())
->GetURLLoaderFactoryForBrowserProcess();
scoped_refptr<net::HttpResponseHeaders> headers;
base::RunLoop loop;
loader->DownloadHeadersOnly(
loader_factory.get(),
base::BindOnce(
[](base::OnceClosure quit_closure,
scoped_refptr<net::HttpResponseHeaders>* rh_out,
scoped_refptr<net::HttpResponseHeaders> rh_in) {
*rh_out = rh_in;
std::move(quit_closure).Run();
},
loop.QuitClosure(), &headers));
loop.Run();
ASSERT_TRUE(headers.get());
ASSERT_EQ(headers->response_code(), 401);
}
#if defined(OS_ANDROID)
IN_PROC_BROWSER_TEST_F(NetworkServiceBrowserTest,
HttpCacheWrittenToDiskOnApplicationStateChange) {
base::ScopedAllowBlockingForTesting allow_blocking;
// Create network context with cache pointing to the temp cache dir.
mojo::Remote<network::mojom::NetworkContext> network_context;
network::mojom::NetworkContextParamsPtr context_params =
network::mojom::NetworkContextParams::New();
context_params->cert_verifier_params =
GetCertVerifierParams(network::mojom::CertVerifierCreationParams::New());
context_params->http_cache_path = GetCacheDirectory();
GetNetworkService()->CreateNetworkContext(
network_context.BindNewPipeAndPassReceiver(), std::move(context_params));
network::mojom::URLLoaderFactoryParamsPtr params =
network::mojom::URLLoaderFactoryParams::New();
params->process_id = network::mojom::kBrowserProcessId;
params->automatically_assign_isolation_info = true;
params->is_corb_enabled = false;
params->is_trusted = true;
mojo::Remote<network::mojom::URLLoaderFactory> loader_factory;
network_context->CreateURLLoaderFactory(
loader_factory.BindNewPipeAndPassReceiver(), std::move(params));
// Load a URL and check the cache index size.
LoadURL(embedded_test_server()->GetURL("/cachetime"), loader_factory.get());
int64_t directory_size = base::ComputeDirectorySize(GetCacheIndexDirectory());
// Load another URL, cache index should not be written to disk yet.
LoadURL(embedded_test_server()->GetURL("/cachetime?foo"),
loader_factory.get());
EXPECT_EQ(directory_size,
base::ComputeDirectorySize(GetCacheIndexDirectory()));
// After application state changes, cache index should be written to disk.
base::android::ApplicationStatusListener::NotifyApplicationStateChange(
base::android::APPLICATION_STATE_HAS_STOPPED_ACTIVITIES);
base::RunLoop().RunUntilIdle();
FlushNetworkServiceInstanceForTesting();
disk_cache::FlushCacheThreadForTesting();
EXPECT_GT(base::ComputeDirectorySize(GetCacheIndexDirectory()),
directory_size);
}
class NetworkConnectionObserver
: public network::NetworkConnectionTracker::NetworkConnectionObserver {
public:
NetworkConnectionObserver() {
content::GetNetworkConnectionTracker()->AddNetworkConnectionObserver(this);
content::GetNetworkConnectionTracker()->GetConnectionType(
&last_connection_type_,
base::BindOnce(&NetworkConnectionObserver::OnConnectionChanged,
base::Unretained(this)));
}
~NetworkConnectionObserver() override {
content::GetNetworkConnectionTracker()->RemoveNetworkConnectionObserver(
this);
}
void WaitForConnectionType(network::mojom::ConnectionType type) {
type_to_wait_for_ = type;
if (last_connection_type_ == type_to_wait_for_)
return;
run_loop_ = std::make_unique<base::RunLoop>();
run_loop_->Run();
}
// network::NetworkConnectionTracker::NetworkConnectionObserver:
void OnConnectionChanged(network::mojom::ConnectionType type) override {
last_connection_type_ = type;
if (run_loop_ && type_to_wait_for_ == type)
run_loop_->Quit();
}
private:
network::mojom::ConnectionType type_to_wait_for_ =
network::mojom::ConnectionType::CONNECTION_UNKNOWN;
network::mojom::ConnectionType last_connection_type_ =
network::mojom::ConnectionType::CONNECTION_UNKNOWN;
std::unique_ptr<base::RunLoop> run_loop_;
};
IN_PROC_BROWSER_TEST_F(NetworkServiceBrowserTest,
ConnectionTypeChangeSyncedToNetworkProcess) {
NetworkConnectionObserver observer;
net::NetworkChangeNotifier::NotifyObserversOfConnectionTypeChangeForTests(
net::NetworkChangeNotifier::CONNECTION_WIFI);
observer.WaitForConnectionType(
network::mojom::ConnectionType::CONNECTION_WIFI);
net::NetworkChangeNotifier::NotifyObserversOfConnectionTypeChangeForTests(
net::NetworkChangeNotifier::CONNECTION_ETHERNET);
observer.WaitForConnectionType(
network::mojom::ConnectionType::CONNECTION_ETHERNET);
}
#endif
IN_PROC_BROWSER_TEST_F(NetworkServiceBrowserTest,
MemoryPressureSentToNetworkProcess) {
if (IsInProcessNetworkService())
return;
mojo::Remote<network::mojom::NetworkServiceTest> network_service_test;
GetNetworkService()->BindTestInterface(
network_service_test.BindNewPipeAndPassReceiver());
// TODO(crbug.com/901026): Make sure the network process is started to avoid a
// deadlock on Android.
network_service_test.FlushForTesting();
mojo::ScopedAllowSyncCallForTesting allow_sync_call;
base::MemoryPressureListener::MemoryPressureLevel memory_pressure_level =
base::MemoryPressureListener::MEMORY_PRESSURE_LEVEL_NONE;
network_service_test->GetLatestMemoryPressureLevel(&memory_pressure_level);
EXPECT_EQ(memory_pressure_level,
base::MemoryPressureListener::MEMORY_PRESSURE_LEVEL_NONE);
base::MemoryPressureListener::NotifyMemoryPressure(
base::MemoryPressureListener::MEMORY_PRESSURE_LEVEL_CRITICAL);
base::RunLoop().RunUntilIdle();
FlushNetworkServiceInstanceForTesting();
network_service_test->GetLatestMemoryPressureLevel(&memory_pressure_level);
EXPECT_EQ(memory_pressure_level,
base::MemoryPressureListener::MEMORY_PRESSURE_LEVEL_CRITICAL);
}
// Verifies that sync XHRs don't hang if the network service crashes.
IN_PROC_BROWSER_TEST_F(NetworkServiceBrowserTest, SyncXHROnCrash) {
if (IsInProcessNetworkService())
return;
mojo::PendingRemote<network::mojom::NetworkServiceTest>
pending_network_service_test;
GetNetworkService()->BindTestInterface(
pending_network_service_test.InitWithNewPipeAndPassReceiver());
net::EmbeddedTestServer http_server;
http_server.AddDefaultHandlers(GetTestDataFilePath());
http_server.RegisterRequestMonitor(base::BindLambdaForTesting(
[&](const net::test_server::HttpRequest& request) {
if (request.relative_url == "/hung") {
mojo::Remote<network::mojom::NetworkServiceTest> network_service_test(
std::move(pending_network_service_test));
network_service_test->SimulateCrash();
}
}));
EXPECT_TRUE(http_server.Start());
EXPECT_TRUE(NavigateToURL(shell(), http_server.GetURL("/empty.html")));
FetchResource(http_server.GetURL("/hung"), true);
// If the renderer is hung the test will hang.
}
// Verifies that sync cookie calls don't hang if the network service crashes.
IN_PROC_BROWSER_TEST_F(NetworkServiceBrowserTest, SyncCookieGetOnCrash) {
if (IsInProcessNetworkService())
return;
mojo::Remote<network::mojom::NetworkServiceTest> network_service_test;
GetNetworkService()->BindTestInterface(
network_service_test.BindNewPipeAndPassReceiver());
network_service_test->CrashOnGetCookieList();
EXPECT_TRUE(
NavigateToURL(shell(), embedded_test_server()->GetURL("/empty.html")));
ASSERT_TRUE(
content::ExecuteScript(shell()->web_contents(), "document.cookie"));
// If the renderer is hung the test will hang.
}
int64_t GetPreloadedFirstPartySetCountFromNetworkService() {
DCHECK(!content::IsInProcessNetworkService());
mojo::Remote<network::mojom::NetworkServiceTest> network_service_test;
content::GetNetworkService()->BindTestInterface(
network_service_test.BindNewPipeAndPassReceiver());
network_service_test.FlushForTesting();
mojo::ScopedAllowSyncCallForTesting allow_sync_call;
int64_t count = 0;
EXPECT_TRUE(
network_service_test->GetPreloadedFirstPartySetEntriesCount(&count));
return count;
}
class NetworkServiceWithFirstPartySetBrowserTest
: public NetworkServiceBrowserTest {
public:
void SetUpCommandLine(base::CommandLine* command_line) override {
NetworkServiceBrowserTest::SetUpCommandLine(command_line);
command_line->AppendSwitchASCII(
network::switches::kUseFirstPartySet,
"https://example.com,https://member1.com,https://member2.com");
}
};
IN_PROC_BROWSER_TEST_F(NetworkServiceWithFirstPartySetBrowserTest,
GetsUseFirstPartySetSwitch) {
if (IsInProcessNetworkService())
return;
EXPECT_EQ(GetPreloadedFirstPartySetCountFromNetworkService(), 2);
SimulateNetworkServiceCrash();
EXPECT_EQ(GetPreloadedFirstPartySetCountFromNetworkService(), 2);
}
// Tests that CORS is performed by the network service when |factory_override|
// is used.
IN_PROC_BROWSER_TEST_F(NetworkServiceBrowserTest, FactoryOverride) {
class TestURLLoaderFactory final : public network::mojom::URLLoaderFactory {
public:
void CreateLoaderAndStart(
mojo::PendingReceiver<network::mojom::URLLoader> receiver,
int32_t routing_id,
int32_t request_id,
uint32_t options,
const network::ResourceRequest& resource_request,
mojo::PendingRemote<network::mojom::URLLoaderClient> pending_client,
const net::MutableNetworkTrafficAnnotationTag& traffic_annotation)
override {
mojo::Remote<network::mojom::URLLoaderClient> client(
std::move(pending_client));
EXPECT_EQ(resource_request.url,
GURL("https://www.example.com/hello.txt"));
if (resource_request.method == "OPTIONS") {
has_received_preflight_ = true;
auto response = network::mojom::URLResponseHead::New();
response->headers =
base::MakeRefCounted<net::HttpResponseHeaders>("HTTP/1.1 200 OK");
response->headers->SetHeader("access-control-allow-origin",
"https://www2.example.com");
response->headers->SetHeader("access-control-allow-methods", "*");
client->OnReceiveResponse(std::move(response));
} else if (resource_request.method == "custom-method") {
has_received_request_ = true;
auto response = network::mojom::URLResponseHead::New();
response->headers = base::MakeRefCounted<net::HttpResponseHeaders>(
"HTTP/1.1 202 Accepted");
response->headers->SetHeader("access-control-allow-origin",
"https://www2.example.com");
client->OnReceiveResponse(std::move(response));
client->OnComplete(network::URLLoaderCompletionStatus(net::OK));
} else {
client->OnComplete(
network::URLLoaderCompletionStatus(net::ERR_INVALID_ARGUMENT));
}
}
void Clone(mojo::PendingReceiver<network::mojom::URLLoaderFactory> receiver)
override {
NOTREACHED();
}
bool has_received_preflight() const { return has_received_preflight_; }
bool has_received_request() const { return has_received_request_; }
private:
bool has_received_preflight_ = false;
bool has_received_request_ = false;
};
// Create a request that will trigger a CORS preflight request.
auto request = std::make_unique<network::ResourceRequest>();
request->url = GURL("https://www.example.com/hello.txt");
request->mode = network::mojom::RequestMode::kCors;
request->credentials_mode = network::mojom::CredentialsMode::kSameOrigin;
request->method = "custom-method";
request->request_initiator =
url::Origin::Create(GURL("https://www2.example.com/"));
// Inject TestURLLoaderFactory as the factory override.
auto test_loader_factory = std::make_unique<TestURLLoaderFactory>();
mojo::Receiver<network::mojom::URLLoaderFactory> test_loader_factory_receiver(
test_loader_factory.get());
mojo::Remote<network::mojom::URLLoaderFactory> loader_factory_remote;
auto loader = network::SimpleURLLoader::Create(std::move(request),
TRAFFIC_ANNOTATION_FOR_TESTS);
auto params = network::mojom::URLLoaderFactoryParams::New();
params->process_id = 0;
params->factory_override = network::mojom::URLLoaderFactoryOverride::New();
params->factory_override->overriding_factory =
test_loader_factory_receiver.BindNewPipeAndPassRemote();
BrowserContext::GetDefaultStoragePartition(
shell()->web_contents()->GetBrowserContext())
->GetNetworkContext()
->CreateURLLoaderFactory(
loader_factory_remote.BindNewPipeAndPassReceiver(),
std::move(params));
scoped_refptr<net::HttpResponseHeaders> headers;
// Perform the request.
base::RunLoop loop;
loader->DownloadHeadersOnly(
loader_factory_remote.get(),
base::BindLambdaForTesting(
[&](scoped_refptr<net::HttpResponseHeaders> passed_headers) {
headers = passed_headers;
loop.Quit();
}));
loop.Run();
ASSERT_TRUE(headers.get());
EXPECT_EQ(headers->response_code(), 202);
EXPECT_TRUE(test_loader_factory->has_received_preflight());
EXPECT_TRUE(test_loader_factory->has_received_request());
}
class NetworkServiceInProcessBrowserTest : public ContentBrowserTest {
public:
NetworkServiceInProcessBrowserTest() {
std::vector<base::Feature> features;
features.push_back(features::kNetworkServiceInProcess);
scoped_feature_list_.InitWithFeatures(features,
std::vector<base::Feature>());
}
void SetUpOnMainThread() override {
host_resolver()->AddRule("*", "127.0.0.1");
EXPECT_TRUE(embedded_test_server()->Start());
}
private:
base::test::ScopedFeatureList scoped_feature_list_;
DISALLOW_COPY_AND_ASSIGN(NetworkServiceInProcessBrowserTest);
};
// Verifies that in-process network service works.
IN_PROC_BROWSER_TEST_F(NetworkServiceInProcessBrowserTest, Basic) {
GURL test_url = embedded_test_server()->GetURL("foo.com", "/echo");
StoragePartitionImpl* partition = static_cast<StoragePartitionImpl*>(
BrowserContext::GetDefaultStoragePartition(
shell()->web_contents()->GetBrowserContext()));
EXPECT_TRUE(NavigateToURL(shell(), test_url));
ASSERT_EQ(net::OK,
LoadBasicRequest(partition->GetNetworkContext(), test_url));
}
class NetworkServiceInvalidLogBrowserTest : public ContentBrowserTest {
public:
NetworkServiceInvalidLogBrowserTest() = default;
void SetUpCommandLine(base::CommandLine* command_line) override {
command_line->AppendSwitchASCII(network::switches::kLogNetLog, "/abc/def");
}
void SetUpOnMainThread() override {
host_resolver()->AddRule("*", "127.0.0.1");
EXPECT_TRUE(embedded_test_server()->Start());
}
private:
DISALLOW_COPY_AND_ASSIGN(NetworkServiceInvalidLogBrowserTest);
};
// Verifies that an invalid --log-net-log flag won't crash the browser.
IN_PROC_BROWSER_TEST_F(NetworkServiceInvalidLogBrowserTest, Basic) {
GURL test_url = embedded_test_server()->GetURL("foo.com", "/echo");
StoragePartitionImpl* partition = static_cast<StoragePartitionImpl*>(
BrowserContext::GetDefaultStoragePartition(
shell()->web_contents()->GetBrowserContext()));
EXPECT_TRUE(NavigateToURL(shell(), test_url));
ASSERT_EQ(net::OK,
LoadBasicRequest(partition->GetNetworkContext(), test_url));
}
// Test fixture for using a NetworkService that has a non-default limit on the
// number of allowed open UDP sockets.
class NetworkServiceWithUDPSocketLimit : public NetworkServiceBrowserTest {
public:
NetworkServiceWithUDPSocketLimit() {
base::FieldTrialParams params;
params[net::features::kLimitOpenUDPSocketsMax.name] =
base::NumberToString(kMaxUDPSockets);
scoped_feature_list_.InitAndEnableFeatureWithParameters(
net::features::kLimitOpenUDPSockets, params);
}
protected:
static constexpr int kMaxUDPSockets = 4;
// Creates and synchronously connects a UDPSocket using |network_context|.
// Returns the network error for Connect().
int ConnectUDPSocketSync(
mojo::Remote<network::mojom::NetworkContext>* network_context,
mojo::Remote<network::mojom::UDPSocket>* socket) {
network_context->get()->CreateUDPSocket(
socket->BindNewPipeAndPassReceiver(), mojo::NullRemote());
// The address of this endpoint doesn't matter, since Connect() will not
// actually send any datagrams, and is only being called to verify the
// socket limit enforcement.
net::IPEndPoint remote_addr(net::IPAddress(127, 0, 0, 1), 8080);
network::mojom::UDPSocketOptionsPtr options =
network::mojom::UDPSocketOptions::New();
net::IPEndPoint local_addr;
network::test::UDPSocketTestHelper helper(socket);
return helper.ConnectSync(remote_addr, std::move(options), &local_addr);
}
// Creates a NetworkContext using default parameters.
mojo::Remote<network::mojom::NetworkContext> CreateNetworkContext() {
mojo::Remote<network::mojom::NetworkContext> network_context;
network::mojom::NetworkContextParamsPtr context_params =
network::mojom::NetworkContextParams::New();
context_params->cert_verifier_params = GetCertVerifierParams(
network::mojom::CertVerifierCreationParams::New());
GetNetworkService()->CreateNetworkContext(
network_context.BindNewPipeAndPassReceiver(),
std::move(context_params));
return network_context;
}
private:
base::test::ScopedFeatureList scoped_feature_list_;
};
// Tests calling Connect() on |kMaxUDPSockets + 4| sockets. The first
// kMaxUDPSockets should succeed, whereas the last 4 should fail with
// ERR_INSUFFICIENT_RESOURCES due to having exceeding the global bound.
IN_PROC_BROWSER_TEST_F(NetworkServiceWithUDPSocketLimit,
UDPSocketBoundEnforced) {
constexpr size_t kNumContexts = 2;
mojo::Remote<network::mojom::NetworkContext> network_contexts[kNumContexts] =
{CreateNetworkContext(), CreateNetworkContext()};
mojo::Remote<network::mojom::UDPSocket> sockets[kMaxUDPSockets];
// Try to connect the maximum number of UDP sockets (|kMaxUDPSockets|),
// spread evenly between 2 NetworkContexts. These should succeed as the
// global limit has not been reached yet. This assumes there are no
// other consumers of UDP sockets in the browser yet.
for (size_t i = 0; i < kMaxUDPSockets; ++i) {
auto* network_context = &network_contexts[i % kNumContexts];
EXPECT_EQ(net::OK, ConnectUDPSocketSync(network_context, &sockets[i]));
}
// Try to connect an additional 4 sockets, alternating between each of the
// NetworkContexts. These should all fail with ERR_INSUFFICIENT_RESOURCES as
// the limit has already been reached. Spreading across NetworkContext
// is done to ensure the socket limit is global and not per
// NetworkContext.
for (size_t i = 0; i < 4; ++i) {
auto* network_context = &network_contexts[i % kNumContexts];
mojo::Remote<network::mojom::UDPSocket> socket;
EXPECT_EQ(net::ERR_INSUFFICIENT_RESOURCES,
ConnectUDPSocketSync(network_context, &socket));
}
}
} // namespace
} // namespace content
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