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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/dom_storage/dom_storage_context_wrapper.h"
#include <string_view>
#include <utility>
#include "base/functional/bind.h"
#include "base/run_loop.h"
#include "base/uuid.h"
#include "content/browser/child_process_security_policy_impl.h"
#include "content/browser/origin_agent_cluster_isolation_state.h"
#include "content/browser/site_instance_impl.h"
#include "content/public/test/browser_task_environment.h"
#include "content/public/test/test_browser_context.h"
#include "mojo/public/cpp/bindings/message.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/common/storage_key/storage_key.h"
#include "third_party/blink/public/common/tokens/tokens.h"
#include "third_party/blink/public/mojom/dom_storage/storage_area.mojom.h"
#include "url/origin.h"
namespace content {
constexpr const int kTestProcessIdOrigin1 = 11;
constexpr const int kTestProcessIdOrigin2 = 12;
class DOMStorageContextWrapperTest : public testing::Test {
public:
DOMStorageContextWrapperTest() = default;
void SetUp() override {
context_ = base::MakeRefCounted<DOMStorageContextWrapper>(
/*partition=*/nullptr);
auto* security_policy = ChildProcessSecurityPolicyImpl::GetInstance();
security_policy->Add(kTestProcessIdOrigin1, &browser_context_);
security_policy->Add(kTestProcessIdOrigin2, &browser_context_);
security_policy->AddFutureIsolatedOrigins(
{test_storage_key1_.origin(), test_storage_key2_.origin()},
ChildProcessSecurityPolicy::IsolatedOriginSource::TEST);
IsolationContext isolation_context(
BrowsingInstanceId(1), &browser_context_,
/*is_guest=*/false, /*is_fenced=*/false,
OriginAgentClusterIsolationState::CreateForDefaultIsolation(
&browser_context_));
security_policy->LockProcessForTesting(
isolation_context, kTestProcessIdOrigin1,
test_storage_key1_.origin().GetURL());
security_policy->LockProcessForTesting(
isolation_context, kTestProcessIdOrigin2,
test_storage_key2_.origin().GetURL());
}
void TearDown() override {
context_->Shutdown();
context_.reset();
base::RunLoop().RunUntilIdle();
auto* security_policy = ChildProcessSecurityPolicyImpl::GetInstance();
security_policy->Remove(kTestProcessIdOrigin1);
security_policy->Remove(kTestProcessIdOrigin2);
security_policy->ClearIsolatedOriginsForTesting();
}
protected:
void OnBadMessage(std::string_view reason) {
bad_message_called_ = true;
bad_message_ = std::string(reason);
}
mojo::ReportBadMessageCallback MakeBadMessageCallback() {
return base::BindOnce(&DOMStorageContextWrapperTest::OnBadMessage,
base::Unretained(this));
}
ChildProcessSecurityPolicyImpl::Handle CreateSecurityPolicyHandle(
int process_id) {
return ChildProcessSecurityPolicyImpl::GetInstance()->CreateHandle(
process_id);
}
const std::string test_namespace_id_{
base::Uuid::GenerateRandomV4().AsLowercaseString()};
const blink::StorageKey test_storage_key1_{
blink::StorageKey::CreateFromStringForTesting("https://host1.com/")};
const blink::StorageKey test_storage_key2_{
blink::StorageKey::CreateFromStringForTesting("https://host2.com/")};
content::BrowserTaskEnvironment task_environment_;
TestBrowserContext browser_context_;
scoped_refptr<DOMStorageContextWrapper> context_;
bool bad_message_called_ = false;
std::string bad_message_;
};
// Tries to open a local storage area with a process that is locked to a
// different StorageKey and verifies the bad message callback.
TEST_F(DOMStorageContextWrapperTest,
OpenLocalStorageProcessLockedToOtherStorageKey) {
mojo::Remote<blink::mojom::StorageArea> area;
context_->OpenLocalStorage(test_storage_key2_, std::nullopt,
area.BindNewPipeAndPassReceiver(),
CreateSecurityPolicyHandle(kTestProcessIdOrigin1),
MakeBadMessageCallback());
EXPECT_TRUE(bad_message_called_);
EXPECT_EQ(bad_message_,
"Access denied for localStorage request due to "
"ChildProcessSecurityPolicy.");
}
// Tries to open a local storage area with a process that is locked to a
// different LocalFrameToken and verifies there isn't a bad message callback.
TEST_F(DOMStorageContextWrapperTest,
OpenLocalStorageProcessLockedToOtherLocalFrameToken) {
mojo::Remote<blink::mojom::StorageArea> area;
context_->OpenLocalStorage(test_storage_key2_, blink::LocalFrameToken(),
area.BindNewPipeAndPassReceiver(),
CreateSecurityPolicyHandle(kTestProcessIdOrigin1),
MakeBadMessageCallback());
EXPECT_FALSE(bad_message_called_);
}
// Tries to open a session storage area with a process that is locked to a
// different StorageKey and verifies the bad message callback.
TEST_F(DOMStorageContextWrapperTest,
BindStorageAreaProcessLockedToOtherStorageKey) {
mojo::Remote<blink::mojom::StorageArea> area;
context_->BindStorageArea(test_storage_key2_, std::nullopt,
test_namespace_id_,
area.BindNewPipeAndPassReceiver(),
CreateSecurityPolicyHandle(kTestProcessIdOrigin1),
MakeBadMessageCallback());
EXPECT_TRUE(bad_message_called_);
EXPECT_EQ(bad_message_,
"Access denied for sessionStorage request due to "
"ChildProcessSecurityPolicy.");
}
// Tries to open a session storage area with a process that is locked to a
// different LocalFrameToken and verifies there isn't a bad message callback.
TEST_F(DOMStorageContextWrapperTest,
BindStorageAreaProcessLockedToOtherLocalFrameToken) {
mojo::Remote<blink::mojom::StorageArea> area;
context_->BindStorageArea(test_storage_key2_, blink::LocalFrameToken(),
test_namespace_id_,
area.BindNewPipeAndPassReceiver(),
CreateSecurityPolicyHandle(kTestProcessIdOrigin1),
MakeBadMessageCallback());
EXPECT_FALSE(bad_message_called_);
}
} // namespace content
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