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// Copyright 2013 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 "chrome/browser/net/nss_context.h"
#include <memory>
#include "base/bind.h"
#include "base/run_loop.h"
#include "base/task/post_task.h"
#include "chrome/browser/chromeos/login/login_manager_test.h"
#include "chrome/browser/chromeos/login/startup_utils.h"
#include "chrome/browser/chromeos/login/ui/user_adding_screen.h"
#include "chrome/browser/chromeos/profiles/profile_helper.h"
#include "components/user_manager/user.h"
#include "components/user_manager/user_manager.h"
#include "content/public/browser/browser_task_traits.h"
#include "content/public/browser/browser_thread.h"
#include "net/cert/nss_cert_database.h"
namespace {
constexpr char kTestUser1[] = "test-user1@gmail.com";
constexpr char kTestUser1GaiaId[] = "1111111111";
constexpr char kTestUser2[] = "test-user2@gmail.com";
constexpr char kTestUser2GaiaId[] = "2222222222";
void NotCalledDbCallback(net::NSSCertDatabase* db) { ASSERT_TRUE(false); }
// DBTester handles retrieving the NSSCertDatabase for a given profile, and
// doing some simple sanity checks.
// Browser test cases run on the UI thread, while the nss_context access needs
// to happen on the IO thread. The DBTester class encapsulates the thread
// posting and waiting on the UI thread so that the test case body can be
// written linearly.
class DBTester {
public:
explicit DBTester(Profile* profile) : profile_(profile), db_(NULL) {}
// Initial retrieval of cert database. It may be asynchronous or synchronous.
// Returns true if the database was retrieved successfully.
bool DoGetDBTests() {
base::RunLoop run_loop;
base::PostTaskWithTraits(
FROM_HERE, {content::BrowserThread::IO},
base::Bind(&DBTester::GetDBAndDoTestsOnIOThread, base::Unretained(this),
profile_->GetResourceContext(), run_loop.QuitClosure()));
run_loop.Run();
return !!db_;
}
// Test retrieving the database again, should be called after DoGetDBTests.
void DoGetDBAgainTests() {
base::RunLoop run_loop;
base::PostTaskWithTraits(
FROM_HERE, {content::BrowserThread::IO},
base::Bind(&DBTester::DoGetDBAgainTestsOnIOThread,
base::Unretained(this), profile_->GetResourceContext(),
run_loop.QuitClosure()));
run_loop.Run();
}
void DoNotEqualsTests(DBTester* other_tester) {
// The DB and its NSS slots should be different for each profile.
EXPECT_NE(db_, other_tester->db_);
EXPECT_NE(db_->GetPublicSlot().get(),
other_tester->db_->GetPublicSlot().get());
}
private:
void GetDBAndDoTestsOnIOThread(content::ResourceContext* context,
const base::Closure& done_callback) {
net::NSSCertDatabase* db = GetNSSCertDatabaseForResourceContext(
context,
base::Bind(&DBTester::DoTestsOnIOThread,
base::Unretained(this),
done_callback));
if (db) {
DVLOG(1) << "got db synchronously";
DoTestsOnIOThread(done_callback, db);
} else {
DVLOG(1) << "getting db asynchronously...";
}
}
void DoTestsOnIOThread(const base::Closure& done_callback,
net::NSSCertDatabase* db) {
db_ = db;
EXPECT_TRUE(db);
if (db) {
EXPECT_TRUE(db->GetPublicSlot().get());
// Public and private slot are the same in tests.
EXPECT_EQ(db->GetPublicSlot().get(), db->GetPrivateSlot().get());
}
base::PostTaskWithTraits(FROM_HERE, {content::BrowserThread::UI},
done_callback);
}
void DoGetDBAgainTestsOnIOThread(content::ResourceContext* context,
const base::Closure& done_callback) {
net::NSSCertDatabase* db = GetNSSCertDatabaseForResourceContext(
context, base::Bind(&NotCalledDbCallback));
// Should always be synchronous now.
EXPECT_TRUE(db);
// Should return the same db as before.
EXPECT_EQ(db_, db);
base::PostTaskWithTraits(FROM_HERE, {content::BrowserThread::UI},
done_callback);
}
Profile* profile_;
net::NSSCertDatabase* db_;
};
class UserAddingFinishObserver : public chromeos::UserAddingScreen::Observer {
public:
UserAddingFinishObserver() {
chromeos::UserAddingScreen::Get()->AddObserver(this);
}
~UserAddingFinishObserver() override {
chromeos::UserAddingScreen::Get()->RemoveObserver(this);
}
void WaitUntilUserAddingFinishedOrCancelled() {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
if (finished_)
return;
run_loop_.reset(new base::RunLoop());
run_loop_->Run();
}
// chromeos::UserAddingScreen::Observer:
void OnUserAddingFinished() override {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
finished_ = true;
if (run_loop_)
run_loop_->Quit();
}
void OnUserAddingStarted() override {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
finished_ = false;
}
private:
bool finished_ = false;
std::unique_ptr<base::RunLoop> run_loop_;
DISALLOW_COPY_AND_ASSIGN(UserAddingFinishObserver);
};
} // namespace
class NSSContextChromeOSBrowserTest : public chromeos::LoginManagerTest {
public:
NSSContextChromeOSBrowserTest()
: LoginManagerTest(true /* should_launch_browser */,
true /* should_initialize_webui */) {}
~NSSContextChromeOSBrowserTest() override {}
};
IN_PROC_BROWSER_TEST_F(NSSContextChromeOSBrowserTest, PRE_TwoUsers) {
// Initialization for ChromeOS multi-profile test infrastructure.
RegisterUser(AccountId::FromUserEmailGaiaId(kTestUser1, kTestUser1GaiaId));
RegisterUser(AccountId::FromUserEmailGaiaId(kTestUser2, kTestUser2GaiaId));
chromeos::StartupUtils::MarkOobeCompleted();
}
IN_PROC_BROWSER_TEST_F(NSSContextChromeOSBrowserTest, TwoUsers) {
user_manager::UserManager* user_manager = user_manager::UserManager::Get();
// Log in first user and get their DB.
const AccountId account_id1(
AccountId::FromUserEmailGaiaId(kTestUser1, kTestUser1GaiaId));
LoginUser(account_id1);
Profile* profile1 = chromeos::ProfileHelper::Get()->GetProfileByUserUnsafe(
user_manager->FindUser(account_id1));
ASSERT_TRUE(profile1);
DBTester tester1(profile1);
ASSERT_TRUE(tester1.DoGetDBTests());
// Log in second user and get their DB.
UserAddingFinishObserver observer;
chromeos::UserAddingScreen::Get()->Start();
base::RunLoop().RunUntilIdle();
const AccountId account_id2(
AccountId::FromUserEmailGaiaId(kTestUser2, kTestUser2GaiaId));
AddUser(account_id2);
observer.WaitUntilUserAddingFinishedOrCancelled();
Profile* profile2 = chromeos::ProfileHelper::Get()->GetProfileByUserUnsafe(
user_manager->FindUser(account_id2));
ASSERT_TRUE(profile2);
DBTester tester2(profile2);
ASSERT_TRUE(tester2.DoGetDBTests());
// Get both DBs again to check that the same object is returned.
tester1.DoGetDBAgainTests();
tester2.DoGetDBAgainTests();
// Check that each user has a separate DB and NSS slots.
tester1.DoNotEqualsTests(&tester2);
}
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