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content / browser / renderer_host / isolated_web_app_throttle_unittest.cc [blame]
// Copyright 2021 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/renderer_host/isolated_web_app_throttle.h"
#include <optional>
#include "base/command_line.h"
#include "base/memory/raw_ptr.h"
#include "content/browser/renderer_host/frame_tree_node.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/content_browser_client.h"
#include "content/public/browser/page_navigator.h"
#include "content/public/browser/site_instance.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/content_client.h"
#include "content/public/common/content_features.h"
#include "content/public/common/page_type.h"
#include "content/public/test/mock_navigation_handle.h"
#include "content/public/test/navigation_simulator.h"
#include "content/public/test/test_renderer_host.h"
#include "content/test/navigation_simulator_impl.h"
#include "content/test/test_render_frame_host.h"
#include "net/base/net_errors.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/common/permissions_policy/permissions_policy_declaration.h"
#include "third_party/blink/public/mojom/permissions_policy/permissions_policy_feature.mojom.h"
#include "ui/base/page_transition_types.h"
#include "url/origin.h"
namespace content {
namespace {
const char kAppUrl[] = "https://isolated.app";
const char kAppUrl2[] = "https://isolated.app/page";
const char kNonAppUrl[] = "https://example.com";
const char kNonAppUrl2[] = "https://example.com/page";
static constexpr WebExposedIsolationLevel kNotIsolated =
WebExposedIsolationLevel::kNotIsolated;
static constexpr WebExposedIsolationLevel kIsolatedApplication =
WebExposedIsolationLevel::kIsolatedApplication;
class IsolatedWebAppContentBrowserClient : public ContentBrowserClient {
public:
bool ShouldUrlUseApplicationIsolationLevel(BrowserContext* browser_context,
const GURL& url) override {
return url.host() == GURL(kAppUrl).host();
}
bool HandleExternalProtocol(
const GURL& url,
base::RepeatingCallback<WebContents*()> web_contents_getter,
FrameTreeNodeId frame_tree_node_id,
NavigationUIData* navigation_data,
bool is_primary_main_frame,
bool is_in_fenced_frame_tree,
network::mojom::WebSandboxFlags sandbox_flags,
ui::PageTransition page_transition,
bool has_user_gesture,
const std::optional<url::Origin>& initiating_origin,
RenderFrameHost* initiator_document,
const net::IsolationInfo& isolation_info,
mojo::PendingRemote<network::mojom::URLLoaderFactory>* out_factory)
override {
external_protocol_call_count_++;
last_page_transition_ = page_transition;
return true;
}
unsigned int GetExternalProtocolCallCount() const {
return external_protocol_call_count_;
}
void OpenURL(
content::SiteInstance* site_instance,
const content::OpenURLParams& params,
base::OnceCallback<void(content::WebContents*)> callback) override {
open_url_call_count_++;
last_page_transition_ = params.transition;
}
unsigned int GetOpenUrlCallCount() const { return open_url_call_count_; }
ui::PageTransition GetLastPageTransition() { return last_page_transition_; }
void ResetExternalProtocolCallCount() {
external_protocol_call_count_ = 0;
last_page_transition_ = ui::PageTransition::PAGE_TRANSITION_QUALIFIER_MASK;
}
void ResetOpenUrlCallCount() {
open_url_call_count_ = 0;
last_page_transition_ = ui::PageTransition::PAGE_TRANSITION_QUALIFIER_MASK;
}
bool AreIsolatedWebAppsEnabled(BrowserContext*) override { return true; }
std::optional<blink::ParsedPermissionsPolicy>
GetPermissionsPolicyForIsolatedWebApp(
WebContents* web_contents,
const url::Origin& app_origin) override {
return {{blink::ParsedPermissionsPolicyDeclaration(
blink::mojom::PermissionsPolicyFeature::kCrossOriginIsolated,
/*allowed_origins=*/{},
/*self_if_matches=*/std::nullopt,
/*matches_all_origins=*/true, /*matches_opaque_src=*/false)}};
}
private:
unsigned int external_protocol_call_count_ = 0;
unsigned int open_url_call_count_ = 0;
ui::PageTransition last_page_transition_ =
ui::PageTransition::PAGE_TRANSITION_QUALIFIER_MASK;
};
} // namespace
class IsolatedWebAppThrottleTest : public RenderViewHostTestHarness {
public:
void SetUp() override {
RenderViewHostTestHarness::SetUp();
old_client_ = SetBrowserClientForTesting(&test_client_);
// COOP/COEP headers must be sent to enable application isolation.
coop_coep_headers_ =
base::MakeRefCounted<net::HttpResponseHeaders>("HTTP/1.1 200 OK");
coop_coep_headers_->AddHeader("Cross-Origin-Embedder-Policy",
"require-corp");
coop_coep_headers_->AddHeader("Cross-Origin-Opener-Policy", "same-origin");
// CORP/COEP headers must be sent to enable embedding.
corp_coep_headers_ =
base::MakeRefCounted<net::HttpResponseHeaders>("HTTP/1.1 200 OK");
corp_coep_headers_->AddHeader("Cross-Origin-Embedder-Policy",
"require-corp");
corp_coep_headers_->AddHeader("Cross-Origin-Resource-Policy",
"cross-origin");
}
void TearDown() override {
SetBrowserClientForTesting(old_client_);
RenderViewHostTestHarness::TearDown();
}
std::unique_ptr<NavigationSimulator> StartBrowserInitiatedNavigation(
const char* url) {
auto simulator =
NavigationSimulator::CreateBrowserInitiated(GURL(url), web_contents());
simulator->Start();
return simulator;
}
void CommitBrowserInitiatedNavigation(
const char* url,
scoped_refptr<net::HttpResponseHeaders> response_headers = nullptr) {
CommitNavigation(StartBrowserInitiatedNavigation(url), main_frame_id(), url,
response_headers);
}
std::unique_ptr<NavigationSimulator> StartRendererInitiatedNavigation(
FrameTreeNodeId frame_tree_node_id,
const char* url) {
RenderFrameHost* rfh = FrameTreeNode::GloballyFindByID(frame_tree_node_id)
->current_frame_host();
auto simulator =
NavigationSimulator::CreateRendererInitiated(GURL(url), rfh);
simulator->Start();
return simulator;
}
void CommitRendererInitiatedNavigation(
FrameTreeNodeId frame_tree_node_id,
const char* url,
scoped_refptr<net::HttpResponseHeaders> response_headers = nullptr) {
CommitNavigation(StartRendererInitiatedNavigation(frame_tree_node_id, url),
frame_tree_node_id, url, response_headers);
}
FrameTreeNodeId CreateIframe(FrameTreeNodeId parent_frame_tree_node_id,
const std::string& name) {
TestRenderFrameHost* parent_rfh = static_cast<TestRenderFrameHost*>(
FrameTreeNode::GloballyFindByID(parent_frame_tree_node_id)
->current_frame_host());
RenderFrameHost* child_rfh = parent_rfh->AppendChild(name);
return child_rfh->GetFrameTreeNodeId();
}
WebExposedIsolationLevel GetWebExposedIsolationLevel(
FrameTreeNodeId frame_tree_node_id) {
return FrameTreeNode::GloballyFindByID(frame_tree_node_id)
->current_frame_host()
->GetWebExposedIsolationLevel();
}
FrameTreeNodeId main_frame_id() { return main_rfh()->GetFrameTreeNodeId(); }
scoped_refptr<net::HttpResponseHeaders> coop_coep_headers() {
return coop_coep_headers_;
}
IsolatedWebAppContentBrowserClient& GetBrowserClient() {
return test_client_;
}
scoped_refptr<net::HttpResponseHeaders> corp_coep_headers() {
return corp_coep_headers_;
}
static PageType GetPageType(RenderFrameHost* render_frame_host) {
return FrameTreeNode::From(render_frame_host)
->navigator()
.controller()
.GetLastCommittedEntry()
->GetPageType();
}
private:
void CommitNavigation(
std::unique_ptr<NavigationSimulator> simulator,
FrameTreeNodeId frame_tree_node_id,
const char* url,
scoped_refptr<net::HttpResponseHeaders> response_headers) {
// Verify that the Start call was successful.
auto start_result = simulator->GetLastThrottleCheckResult();
CHECK_EQ(NavigationThrottle::PROCEED, start_result.action());
if (response_headers)
simulator->SetResponseHeaders(response_headers);
simulator->Commit();
RenderFrameHost* rfh = FrameTreeNode::GloballyFindByID(frame_tree_node_id)
->current_frame_host();
auto commit_result = simulator->GetLastThrottleCheckResult();
CHECK_EQ(NavigationThrottle::PROCEED, commit_result.action());
CHECK_EQ(GURL(url), rfh->GetLastCommittedURL());
}
IsolatedWebAppContentBrowserClient test_client_;
raw_ptr<ContentBrowserClient> old_client_;
scoped_refptr<net::HttpResponseHeaders> coop_coep_headers_;
scoped_refptr<net::HttpResponseHeaders> corp_coep_headers_;
};
TEST_F(IsolatedWebAppThrottleTest, AllowNavigationWithinNonApp) {
CommitBrowserInitiatedNavigation(kNonAppUrl);
EXPECT_EQ(kNotIsolated, GetWebExposedIsolationLevel(main_frame_id()));
CommitRendererInitiatedNavigation(main_frame_id(), kNonAppUrl2);
EXPECT_EQ(kNotIsolated, GetWebExposedIsolationLevel(main_frame_id()));
}
TEST_F(IsolatedWebAppThrottleTest, BlockNavigationIntoIsolatedWebApp) {
CommitBrowserInitiatedNavigation(kNonAppUrl);
EXPECT_EQ(kNotIsolated, GetWebExposedIsolationLevel(main_frame_id()));
auto simulator = StartRendererInitiatedNavigation(main_frame_id(), kAppUrl);
auto start_result = simulator->GetLastThrottleCheckResult();
EXPECT_EQ(NavigationThrottle::BLOCK_REQUEST, start_result.action());
}
TEST_F(IsolatedWebAppThrottleTest, AllowNavigationIfNoPreviousPage) {
CommitBrowserInitiatedNavigation(kAppUrl, coop_coep_headers());
EXPECT_EQ(kIsolatedApplication, GetWebExposedIsolationLevel(main_frame_id()));
}
TEST_F(IsolatedWebAppThrottleTest, AllowNavigationWithinIsolatedWebApp) {
CommitBrowserInitiatedNavigation(kAppUrl, coop_coep_headers());
EXPECT_EQ(kIsolatedApplication, GetWebExposedIsolationLevel(main_frame_id()));
CommitRendererInitiatedNavigation(main_frame_id(), kAppUrl2,
coop_coep_headers());
EXPECT_EQ(kIsolatedApplication, GetWebExposedIsolationLevel(main_frame_id()));
}
TEST_F(IsolatedWebAppThrottleTest, CancelCrossOriginNavigation) {
CommitBrowserInitiatedNavigation(kAppUrl, coop_coep_headers());
EXPECT_EQ(kIsolatedApplication, GetWebExposedIsolationLevel(main_frame_id()));
auto simulator =
StartRendererInitiatedNavigation(main_frame_id(), kNonAppUrl);
auto start_result = simulator->GetLastThrottleCheckResult();
EXPECT_EQ(NavigationThrottle::CANCEL, start_result.action());
#if BUILDFLAG(IS_CHROMEOS)
EXPECT_EQ(1u, GetBrowserClient().GetOpenUrlCallCount());
#else
EXPECT_EQ(1u, GetBrowserClient().GetExternalProtocolCallCount());
#endif
EXPECT_TRUE(ui::PageTransitionTypeIncludingQualifiersIs(
GetBrowserClient().GetLastPageTransition(),
ui::PageTransition::PAGE_TRANSITION_LINK));
simulator = StartRendererInitiatedNavigation(main_frame_id(), kNonAppUrl2);
start_result = simulator->GetLastThrottleCheckResult();
EXPECT_EQ(NavigationThrottle::CANCEL, start_result.action());
#if BUILDFLAG(IS_CHROMEOS)
EXPECT_EQ(2u, GetBrowserClient().GetOpenUrlCallCount());
#else
EXPECT_EQ(2u, GetBrowserClient().GetExternalProtocolCallCount());
#endif
EXPECT_TRUE(ui::PageTransitionTypeIncludingQualifiersIs(
GetBrowserClient().GetLastPageTransition(),
ui::PageTransition::PAGE_TRANSITION_LINK));
}
TEST_F(IsolatedWebAppThrottleTest, BlockRedirectOutOfIsolatedWebApp) {
CommitBrowserInitiatedNavigation(kAppUrl, coop_coep_headers());
EXPECT_EQ(kIsolatedApplication, GetWebExposedIsolationLevel(main_frame_id()));
auto simulator = StartRendererInitiatedNavigation(main_frame_id(), kAppUrl2);
auto start_result = simulator->GetLastThrottleCheckResult();
EXPECT_EQ(NavigationThrottle::PROCEED, start_result.action());
// Redirect to a non-app page.
simulator->Redirect(GURL(kNonAppUrl));
auto redirect_result = simulator->GetLastThrottleCheckResult();
EXPECT_EQ(NavigationThrottle::CANCEL, redirect_result.action());
#if BUILDFLAG(IS_CHROMEOS)
EXPECT_EQ(1u, GetBrowserClient().GetOpenUrlCallCount());
#else
EXPECT_EQ(1u, GetBrowserClient().GetExternalProtocolCallCount());
#endif
EXPECT_TRUE(ui::PageTransitionTypeIncludingQualifiersIs(
GetBrowserClient().GetLastPageTransition(),
ui::PageTransition::PAGE_TRANSITION_SERVER_REDIRECT));
}
TEST_F(IsolatedWebAppThrottleTest, AllowIframeNavigationOutOfApp) {
CommitBrowserInitiatedNavigation(kAppUrl, coop_coep_headers());
EXPECT_EQ(kIsolatedApplication, GetWebExposedIsolationLevel(main_frame_id()));
FrameTreeNodeId iframe_id = CreateIframe(main_frame_id(), "test_frame");
// Navigate the iframe to an app page.
CommitRendererInitiatedNavigation(iframe_id, kAppUrl, corp_coep_headers());
// Navigate the iframe to a non-app page.
CommitRendererInitiatedNavigation(iframe_id, kNonAppUrl, corp_coep_headers());
}
TEST_F(IsolatedWebAppThrottleTest,
BlockIframeRendererInitiatedNavigationIntoIsolatedWebApp) {
CommitBrowserInitiatedNavigation(kAppUrl, coop_coep_headers());
EXPECT_EQ(kIsolatedApplication, GetWebExposedIsolationLevel(main_frame_id()));
FrameTreeNodeId iframe_id = CreateIframe(main_frame_id(), "test_frame");
// Navigate the iframe to a non-app page.
CommitRendererInitiatedNavigation(iframe_id, kNonAppUrl, corp_coep_headers());
// Perform a renderer-initiated navigation the iframe to an app page.
auto simulator = StartRendererInitiatedNavigation(iframe_id, kAppUrl);
auto start_result = simulator->GetLastThrottleCheckResult();
EXPECT_EQ(NavigationThrottle::BLOCK_REQUEST, start_result.action());
}
TEST_F(IsolatedWebAppThrottleTest,
AllowIframeBrowserInitiatedNavigationIntoIsolatedWebApp) {
CommitBrowserInitiatedNavigation(kAppUrl, coop_coep_headers());
EXPECT_EQ(kIsolatedApplication, GetWebExposedIsolationLevel(main_frame_id()));
FrameTreeNodeId iframe_id = CreateIframe(main_frame_id(), "test_frame");
// Navigate the iframe to an app page.
CommitRendererInitiatedNavigation(iframe_id, kAppUrl, corp_coep_headers());
// Navigate the iframe to a non-app page.
CommitRendererInitiatedNavigation(iframe_id, kNonAppUrl, corp_coep_headers());
// Go back. We can't use NavigationSimulator::GoBack because we need to set
// coop headers.
auto simulator = NavigationSimulator::CreateHistoryNavigation(
-1, web_contents(), false /* is_renderer_initiated */);
simulator->Start();
// Create a new simulator to finish the navigation because the previous one
// will reset its RenderFrameHost pointer after onunload has run, and will
// incorrectly choose the main frame as the one being navigated.
simulator = NavigationSimulatorImpl::CreateFromPendingInFrame(
FrameTreeNode::GloballyFindByID(iframe_id));
simulator->SetResponseHeaders(corp_coep_headers());
simulator->Commit();
auto commit_result = simulator->GetLastThrottleCheckResult();
EXPECT_EQ(NavigationThrottle::PROCEED, commit_result.action());
}
TEST_F(IsolatedWebAppThrottleTest,
BlockIframeRedirectOutThenIntoIsolatedWebApp) {
CommitBrowserInitiatedNavigation(kAppUrl, coop_coep_headers());
EXPECT_EQ(kIsolatedApplication, GetWebExposedIsolationLevel(main_frame_id()));
FrameTreeNodeId iframe_id = CreateIframe(main_frame_id(), "test_frame");
auto simulator = StartRendererInitiatedNavigation(iframe_id, kAppUrl);
auto start_result = simulator->GetLastThrottleCheckResult();
EXPECT_EQ(NavigationThrottle::PROCEED, start_result.action());
// Redirect to a non-app page.
simulator->SetRedirectHeaders(corp_coep_headers());
simulator->Redirect(GURL(kNonAppUrl));
auto redirect_result1 = simulator->GetLastThrottleCheckResult();
EXPECT_EQ(NavigationThrottle::PROCEED, redirect_result1.action());
EXPECT_EQ(GURL(kNonAppUrl), simulator->GetNavigationHandle()->GetURL());
// Redirect back to an app page.
simulator->SetRedirectHeaders(corp_coep_headers());
simulator->Redirect(GURL(kAppUrl2));
auto redirect_result2 = simulator->GetLastThrottleCheckResult();
EXPECT_EQ(NavigationThrottle::BLOCK_REQUEST, redirect_result2.action());
}
TEST_F(IsolatedWebAppThrottleTest, BlockIsolatedIframeInNonIsolatedIframe) {
CommitBrowserInitiatedNavigation(kAppUrl, coop_coep_headers());
EXPECT_EQ(kIsolatedApplication, GetWebExposedIsolationLevel(main_frame_id()));
// Create a non-app iframe.
FrameTreeNodeId child_iframe_id =
CreateIframe(main_frame_id(), "test_frame1");
CommitRendererInitiatedNavigation(child_iframe_id, kNonAppUrl,
corp_coep_headers());
// Try to create an app iframe within the non-app iframe.
FrameTreeNodeId grandchild_iframe_id =
CreateIframe(child_iframe_id, "test_frame2");
auto simulator =
StartRendererInitiatedNavigation(grandchild_iframe_id, kAppUrl);
auto start_result = simulator->GetLastThrottleCheckResult();
EXPECT_EQ(NavigationThrottle::BLOCK_REQUEST, start_result.action());
}
TEST_F(IsolatedWebAppThrottleTest, AllowHistoryNavigationFromErrorPage) {
CommitBrowserInitiatedNavigation(kAppUrl, coop_coep_headers());
EXPECT_EQ(kIsolatedApplication, GetWebExposedIsolationLevel(main_frame_id()));
auto* error_rfh = NavigationSimulator::NavigateAndFailFromDocument(
GURL(kAppUrl2), net::ERR_TIMED_OUT,
web_contents()->GetPrimaryMainFrame());
EXPECT_NE(nullptr, error_rfh);
EXPECT_EQ(GURL(kAppUrl2), error_rfh->GetLastCommittedURL());
EXPECT_EQ(PAGE_TYPE_ERROR, GetPageType(error_rfh));
// Go back. We can't use NavigationSimulator::GoBack because we need to set
// coop headers.
auto simulator = NavigationSimulator::CreateHistoryNavigation(
-1, web_contents(), false /* is_renderer_initiated */);
simulator->Start();
simulator->SetResponseHeaders(coop_coep_headers());
simulator->Commit();
auto* app_rfh = simulator->GetFinalRenderFrameHost();
EXPECT_NE(nullptr, app_rfh);
EXPECT_EQ(GURL(kAppUrl), app_rfh->GetLastCommittedURL());
EXPECT_EQ(PAGE_TYPE_NORMAL, GetPageType(app_rfh));
}
} // namespace content