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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/command_line.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/json/json_reader.h"
#include "base/test/scoped_feature_list.h"
#include "build/build_config.h"
#include "chrome/browser/ssl/ssl_browsertest_util.h"
#include "chrome/test/base/chrome_test_utils.h"
#include "chrome/test/base/platform_browser_test.h"
#include "content/public/browser/network_service_instance.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "net/dns/mock_host_resolver.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "services/network/public/cpp/features.h"
#include "services/network/public/cpp/network_switches.h"
// Base class for tests that want to record a net log. The subclass should
// implement the VerifyNetLog method which will be called after the test body
// completes.
class NetLogPlatformBrowserTestBase : public PlatformBrowserTest {
public:
void SetUpCommandLine(base::CommandLine* command_line) override {
ASSERT_TRUE(tmp_dir_.CreateUniqueTempDir());
net_log_path_ = tmp_dir_.GetPath().AppendASCII("netlog.json");
command_line->AppendSwitchPath(network::switches::kLogNetLog,
net_log_path_);
}
void TearDownInProcessBrowserTestFixture() override {
// When using the --log-net-log command line param, the net log is
// finalized during the destruction of the network service, which is
// started before this method is called, but completes asynchronously.
//
// Try for up to 5 seconds to read the netlog file.
constexpr auto kMaxWaitTime = base::Seconds(5);
constexpr auto kWaitInterval = base::Milliseconds(50);
int tries_left = kMaxWaitTime / kWaitInterval;
std::optional<base::Value> parsed_net_log;
while (true) {
std::string file_contents;
ASSERT_TRUE(base::ReadFileToString(net_log_path_, &file_contents));
parsed_net_log = base::JSONReader::Read(file_contents);
if (parsed_net_log)
break;
if (--tries_left <= 0)
break;
// The netlog file did not parse as valid JSON. Probably the Network
// Service is still shutting down. Wait a bit and try again.
base::PlatformThread::Sleep(kWaitInterval);
}
ASSERT_TRUE(parsed_net_log);
VerifyNetLog(&parsed_net_log.value());
PlatformBrowserTest::TearDownInProcessBrowserTestFixture();
}
// Subclasses should override this to implement the test verification
// conditions. It will be called after the test fixture has been torn down.
virtual void VerifyNetLog(base::Value* parsed_net_log) = 0;
protected:
content::WebContents* GetActiveWebContents() {
return chrome_test_utils::GetActiveWebContents(this);
}
private:
base::FilePath net_log_path_;
base::ScopedTempDir tmp_dir_;
};
// This is an integration test to ensure that CertVerifyProc netlog events
// continue to be logged even though cert verification is no longer performed in
// the network process.
class CertVerifyProcNetLogBrowserTest : public NetLogPlatformBrowserTestBase {
public:
void SetUpOnMainThread() override {
PlatformBrowserTest::SetUpOnMainThread();
host_resolver()->AddRule("*", "127.0.0.1");
https_server_.ServeFilesFromSourceDirectory("chrome/test/data/");
https_server_.SetSSLConfig(net::EmbeddedTestServer::CERT_TEST_NAMES);
}
void VerifyNetLog(base::Value* parsed_net_log) override {
base::Value::Dict* main = parsed_net_log->GetIfDict();
ASSERT_TRUE(main);
base::Value::List* events = main->FindList("events");
ASSERT_TRUE(events);
bool found_cert_verify_proc_event = false;
for (const auto& event_val : *events) {
ASSERT_TRUE(event_val.is_dict());
const base::Value::Dict& event = event_val.GetDict();
std::optional<int> event_type = event.FindInt("type");
ASSERT_TRUE(event_type.has_value());
if (event_type ==
static_cast<int>(net::NetLogEventType::CERT_VERIFY_PROC)) {
std::optional<int> phase = event.FindInt("phase");
if (!phase.has_value() ||
*phase != static_cast<int>(net::NetLogEventPhase::BEGIN)) {
continue;
}
const base::Value::Dict* params = event.FindDict("params");
if (!params)
continue;
const std::string* host = params->FindString("host");
if (host && *host == kTestHost) {
found_cert_verify_proc_event = true;
break;
}
}
}
EXPECT_TRUE(found_cert_verify_proc_event);
}
const std::string kTestHost = "netlog-example.a.test";
protected:
net::EmbeddedTestServer https_server_{net::EmbeddedTestServer::TYPE_HTTPS};
};
IN_PROC_BROWSER_TEST_F(CertVerifyProcNetLogBrowserTest, Test) {
ASSERT_TRUE(https_server_.Start());
// Request using a unique host name to ensure that the cert verification wont
// use a cached result for 127.0.0.1 that happened before the test starts
// logging.
EXPECT_TRUE(content::NavigateToURL(
GetActiveWebContents(),
https_server_.GetURL(kTestHost, "/ssl/google.html")));
// Technically there is no guarantee that if the cert verifier is running out
// of process that the netlog mojo messages will be delivered before the cert
// verification mojo result. See:
// https://chromium.googlesource.com/chromium/src/+/main/docs/mojo_ipc_conversion.md#Ordering-Considerations
// Hopefully this won't be flaky.
base::RunLoop().RunUntilIdle();
content::FlushNetworkServiceInstanceForTesting();
}
using AIABrowserTest = PlatformBrowserTest;
IN_PROC_BROWSER_TEST_F(AIABrowserTest, TestHTTPSAIA) {
net::EmbeddedTestServer::ServerCertificateConfig cert_config;
cert_config.intermediate = net::EmbeddedTestServer::IntermediateType::kByAIA;
net::EmbeddedTestServer https_server{net::EmbeddedTestServer::TYPE_HTTPS};
https_server.SetSSLConfig(cert_config);
https_server.ServeFilesFromSourceDirectory("chrome/test/data/");
ASSERT_TRUE(https_server.Start());
EXPECT_TRUE(
content::NavigateToURL(chrome_test_utils::GetActiveWebContents(this),
https_server.GetURL("/simple.html")));
ssl_test_util::CheckAuthenticatedState(
chrome_test_utils::GetActiveWebContents(this),
ssl_test_util::AuthState::NONE);
}
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