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electron/patches/chromium/frame_host_manager.patch
John Kleinschmidt 9f5e3f6685 Update patches
2021-03-16 10:01:00 -04:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: deepak1556 <hop2deep@gmail.com>
Date: Mon, 3 Jun 2019 14:20:05 -0700
Subject: frame_host_manager.patch
Allows embedder to intercept site instances chosen by chromium
and respond with custom instance. Also allows for us to at-runtime
enable or disable this patch.
diff --git a/content/browser/browsing_instance.cc b/content/browser/browsing_instance.cc
index b21dc7ca8847378ca87df6dd1a76ff79fbbf0a07..b118ec64382a725a7ef29de617d657f1bf436189 100644
--- a/content/browser/browsing_instance.cc
+++ b/content/browser/browsing_instance.cc
@@ -77,6 +77,13 @@ scoped_refptr<SiteInstanceImpl> BrowsingInstance::GetSiteInstanceForURL(
return instance;
}
+scoped_refptr<SiteInstanceImpl> BrowsingInstance::CreateSiteInstanceForURL(
+ const GURL& url) {
+ scoped_refptr<SiteInstanceImpl> instance = new SiteInstanceImpl(this);
+ instance->SetSite(UrlInfo(url, false));
+ return instance;
+}
+
SiteInfo BrowsingInstance::GetSiteInfoForURL(const UrlInfo& url_info,
bool allow_default_instance) {
scoped_refptr<SiteInstanceImpl> site_instance =
diff --git a/content/browser/browsing_instance.h b/content/browser/browsing_instance.h
index 65e627f2fa89352b0be27b5813d71a622bf1d326..113f4fd00f1cf994b39f64c9da38785545ba321f 100644
--- a/content/browser/browsing_instance.h
+++ b/content/browser/browsing_instance.h
@@ -149,6 +149,11 @@ class CONTENT_EXPORT BrowsingInstance final
const UrlInfo& url_info,
bool allow_default_instance);
+ // Create a new SiteInstance for the given URL bound the current
+ // BrowsingInstance.
+ scoped_refptr<SiteInstanceImpl> CreateSiteInstanceForURL(
+ const GURL& url);
+
// Adds the given SiteInstance to our map, to ensure that we do not create
// another SiteInstance for the same site.
void RegisterSiteInstance(SiteInstanceImpl* site_instance);
diff --git a/content/browser/renderer_host/navigation_request.cc b/content/browser/renderer_host/navigation_request.cc
index 6425cd2197aed8ff8b3a905ed5f6d38d92a27df7..c1d29c2684ed3d09ae12446e841c2c749c67c28a 100644
--- a/content/browser/renderer_host/navigation_request.cc
+++ b/content/browser/renderer_host/navigation_request.cc
@@ -1570,6 +1570,21 @@ void NavigationRequest::BeginNavigation() {
if (IsSameDocument()) {
render_frame_host_ = frame_tree_node_->current_frame_host();
} else {
+ // In Electron, a new process is started for every navigation when node is
+ // integrated in the renderer. Since GetFrameHostForNavigation is called more
+ // than once per navigation, we want to return the same frame host once
+ // the response has started, otherwise if the frame host that started the response
+ // and the frame host that is available for commit don't match then request will
+ // be cancelled. We rely on the NavigationRequest::state_ to determine this
+ // factor
+ //
+ // bool has_response_started =
+ // (request->state() >= NavigationRequest::WILL_PROCESS_RESPONSE &&
+ // !speculative_render_frame_host_);
+ //
+ // Hence this call is necesary before the call to GetFrameHostForNavigation.
+ SetState(REUSE_SITE_INSTANCE);
+
// Select an appropriate RenderFrameHost.
std::string frame_host_choice_reason;
render_frame_host_ =
@@ -5746,6 +5761,7 @@ void NavigationRequest::CheckStateTransition(NavigationState state) const {
{WILL_START_REQUEST, {
WILL_REDIRECT_REQUEST,
WILL_PROCESS_RESPONSE,
+ REUSE_SITE_INSTANCE,
READY_TO_COMMIT,
DID_COMMIT,
CANCELING,
@@ -5759,10 +5775,14 @@ void NavigationRequest::CheckStateTransition(NavigationState state) const {
WILL_FAIL_REQUEST,
}},
{WILL_PROCESS_RESPONSE, {
+ REUSE_SITE_INSTANCE,
READY_TO_COMMIT,
CANCELING,
WILL_FAIL_REQUEST,
}},
+ {REUSE_SITE_INSTANCE, {
+ READY_TO_COMMIT,
+ }},
{READY_TO_COMMIT, {
NOT_STARTED,
DID_COMMIT,
diff --git a/content/browser/renderer_host/navigation_request.h b/content/browser/renderer_host/navigation_request.h
index f9428e4c272254e0ddd7e564ef8ad6ef6ef30575..f518415b564c066c21a113869987436e0ae1fa4d 100644
--- a/content/browser/renderer_host/navigation_request.h
+++ b/content/browser/renderer_host/navigation_request.h
@@ -139,6 +139,10 @@ class CONTENT_EXPORT NavigationRequest
// asynchronous.
WILL_PROCESS_RESPONSE,
+ // Electron: state that is between than WILL_PROCESS_RESPONSE and
+ // READY_TO_COMMIT to force reuse the same site instance.
+ REUSE_SITE_INSTANCE,
+
// The response started on the IO thread and is ready to be committed.
READY_TO_COMMIT,
diff --git a/content/browser/renderer_host/render_frame_host_manager.cc b/content/browser/renderer_host/render_frame_host_manager.cc
index d3cc62fa063918b50ceb8f854bcc737f9e53193f..e09db90709c7b7b1c652d6e1b12e513d5bd6a10e 100644
--- a/content/browser/renderer_host/render_frame_host_manager.cc
+++ b/content/browser/renderer_host/render_frame_host_manager.cc
@@ -2804,6 +2804,16 @@ scoped_refptr<SiteInstance>
RenderFrameHostManager::GetSiteInstanceForNavigationRequest(
NavigationRequest* request,
std::string* reason) {
+ // Compute the SiteInstance that the navigation should use, which will be
+ // either the current SiteInstance or a new one.
+ //
+ // TODO(clamy): We should also consider as a candidate SiteInstance the
+ // speculative SiteInstance that was computed on redirects.
+ SiteInstanceImpl* candidate_site_instance =
+ speculative_render_frame_host_
+ ? speculative_render_frame_host_->GetSiteInstance()
+ : nullptr;
+
SiteInstance* current_site_instance = render_frame_host_->GetSiteInstance();
// All children of MHTML documents must be MHTML documents. They all live in
@@ -2831,10 +2841,59 @@ RenderFrameHostManager::GetSiteInstanceForNavigationRequest(
//
// TODO(clamy): We should also consider as a candidate SiteInstance the
// speculative SiteInstance that was computed on redirects.
- SiteInstanceImpl* candidate_site_instance =
- speculative_render_frame_host_
- ? speculative_render_frame_host_->GetSiteInstance()
- : nullptr;
+ if (!GetContentClient()->browser()->CanUseCustomSiteInstance() &&
+ frame_tree_node_->IsMainFrame()) {
+ BrowserContext* browser_context = GetNavigationController().GetBrowserContext();
+ bool has_navigation_started = request->state() != NavigationRequest::NOT_STARTED;
+ bool has_response_started =
+ (request->state() >= NavigationRequest::WILL_PROCESS_RESPONSE &&
+ !speculative_render_frame_host_);
+ // Gives user a chance to choose a custom site instance.
+ SiteInstance* affinity_site_instance = nullptr;
+ scoped_refptr<SiteInstance> overriden_site_instance;
+ bool should_register_site_instance = false;
+ ContentBrowserClient::SiteInstanceForNavigationType siteInstanceType =
+ GetContentClient()->browser()->ShouldOverrideSiteInstanceForNavigation(
+ current_frame_host(), speculative_frame_host(), browser_context,
+ request->common_params().url, has_navigation_started,
+ has_response_started, &affinity_site_instance);
+ switch (siteInstanceType) {
+ case ContentBrowserClient::SiteInstanceForNavigationType::
+ FORCE_CANDIDATE_OR_NEW:
+ overriden_site_instance =
+ candidate_site_instance
+ ? candidate_site_instance
+ : current_site_instance->CreateRelatedSiteInstance(
+ request->common_params().url);
+ should_register_site_instance = true;
+ break;
+ case ContentBrowserClient::SiteInstanceForNavigationType::FORCE_NEW:
+ overriden_site_instance = current_site_instance->CreateRelatedSiteInstance(
+ request->common_params().url);
+ should_register_site_instance = true;
+ break;
+ case ContentBrowserClient::SiteInstanceForNavigationType::FORCE_CURRENT:
+ overriden_site_instance = render_frame_host_->GetSiteInstance();
+ break;
+ case ContentBrowserClient::SiteInstanceForNavigationType::FORCE_AFFINITY:
+ DCHECK(affinity_site_instance);
+ overriden_site_instance =
+ scoped_refptr<SiteInstance>(affinity_site_instance);
+ break;
+ case ContentBrowserClient::SiteInstanceForNavigationType::ASK_CHROMIUM:
+ DCHECK(!affinity_site_instance);
+ break;
+ default:
+ break;
+ }
+ if (overriden_site_instance) {
+ if (should_register_site_instance) {
+ GetContentClient()->browser()->RegisterPendingSiteInstance(
+ render_frame_host_.get(), overriden_site_instance.get());
+ }
+ return overriden_site_instance;
+ }
+ }
// Account for renderer-initiated reload as well.
// Needed as a workaround for https://crbug.com/1045524, remove it when it is
@@ -2867,6 +2926,9 @@ RenderFrameHostManager::GetSiteInstanceForNavigationRequest(
request->ResetStateForSiteInstanceChange();
}
+ GetContentClient()->browser()->RegisterPendingSiteInstance(
+ render_frame_host_.get(), dest_site_instance.get());
+
return dest_site_instance;
}
diff --git a/content/browser/site_instance_impl.cc b/content/browser/site_instance_impl.cc
index 216d9a065146a10fd6187cde30ce725ac1acf2a8..807125e8b47793efe998b76e95e94aae62259107 100644
--- a/content/browser/site_instance_impl.cc
+++ b/content/browser/site_instance_impl.cc
@@ -1015,6 +1015,10 @@ bool SiteInstanceImpl::HasRelatedSiteInstance(const SiteInfo& site_info) {
return browsing_instance_->HasSiteInstance(site_info);
}
+scoped_refptr<SiteInstance> SiteInstanceImpl::CreateRelatedSiteInstance(const GURL& url) {
+ return browsing_instance_->CreateSiteInstanceForURL(url);
+}
+
scoped_refptr<SiteInstance> SiteInstanceImpl::GetRelatedSiteInstance(
const GURL& url) {
return GetRelatedSiteInstanceImpl(
diff --git a/content/browser/site_instance_impl.h b/content/browser/site_instance_impl.h
index 95da3d92e7732c233148ebdc8df0e8e440109bee..b32f71aaedad4e291cd18009c23845f754eea7ca 100644
--- a/content/browser/site_instance_impl.h
+++ b/content/browser/site_instance_impl.h
@@ -409,6 +409,7 @@ class CONTENT_EXPORT SiteInstanceImpl final : public SiteInstance,
BrowserContext* GetBrowserContext() override;
const GURL& GetSiteURL() override;
scoped_refptr<SiteInstance> GetRelatedSiteInstance(const GURL& url) override;
+ scoped_refptr<SiteInstance> CreateRelatedSiteInstance(const GURL& url) override;
bool IsRelatedSiteInstance(const SiteInstance* instance) override;
size_t GetRelatedActiveContentsCount() override;
bool RequiresDedicatedProcess() override;
diff --git a/content/public/browser/content_browser_client.cc b/content/public/browser/content_browser_client.cc
index 8d899d675d0eca0856269e9887371a6f633ef767..060d1fd273f4cd8da5898c0eb5b3b21bd38d766a 100644
--- a/content/public/browser/content_browser_client.cc
+++ b/content/public/browser/content_browser_client.cc
@@ -69,6 +69,21 @@
namespace content {
+bool ContentBrowserClient::CanUseCustomSiteInstance() {
+ return false;
+}
+
+ContentBrowserClient::SiteInstanceForNavigationType ContentBrowserClient::ShouldOverrideSiteInstanceForNavigation(
+ content::RenderFrameHost* current_rfh,
+ content::RenderFrameHost* speculative_rfh,
+ content::BrowserContext* browser_context,
+ const GURL& url,
+ bool has_navigation_started,
+ bool has_request_started,
+ content::SiteInstance** affinity_site_instance) const {
+ return SiteInstanceForNavigationType::ASK_CHROMIUM;
+}
+
std::unique_ptr<BrowserMainParts> ContentBrowserClient::CreateBrowserMainParts(
const MainFunctionParams& parameters) {
return nullptr;
diff --git a/content/public/browser/content_browser_client.h b/content/public/browser/content_browser_client.h
index 52a300a553742469ad7eea7ccb85e5e9988363b7..656706320502312bd81a3af4e4185692cc841adb 100644
--- a/content/public/browser/content_browser_client.h
+++ b/content/public/browser/content_browser_client.h
@@ -257,8 +257,45 @@ class CONTENT_EXPORT ContentBrowserClient {
using IsClipboardPasteContentAllowedCallback =
base::OnceCallback<void(ClipboardPasteContentAllowed)>;
+ // Identifies the type of site instance to use for a navigation.
+ enum SiteInstanceForNavigationType {
+ // Use either the candidate site instance or, if it doesn't exist
+ // a new, unrelated site instance for the navigation.
+ FORCE_CANDIDATE_OR_NEW = 0,
+
+ // Use the current site instance for the navigation.
+ FORCE_CURRENT,
+
+ // Use a new, unrelated site instance.
+ FORCE_NEW,
+
+ // Use the provided affinity site instance for the navigation.
+ FORCE_AFFINITY,
+
+ // Delegate the site instance creation to Chromium.
+ ASK_CHROMIUM
+ };
+
virtual ~ContentBrowserClient() = default;
+ // Electron: Allows disabling the below ShouldOverride patch
+ virtual bool CanUseCustomSiteInstance();
+
+ // Electron: Allows overriding the SiteInstance when navigating.
+ virtual SiteInstanceForNavigationType ShouldOverrideSiteInstanceForNavigation(
+ content::RenderFrameHost* current_rfh,
+ content::RenderFrameHost* speculative_rfh,
+ content::BrowserContext* browser_context,
+ const GURL& url,
+ bool has_navigation_started,
+ bool has_request_started,
+ content::SiteInstance** affinity_site_instance) const;
+
+ // Electron: Registers a pending site instance during a navigation.
+ virtual void RegisterPendingSiteInstance(
+ content::RenderFrameHost* rfh,
+ content::SiteInstance* pending_site_instance) {}
+
// Allows the embedder to set any number of custom BrowserMainParts
// implementations for the browser startup code. See comments in
// browser_main_parts.h.
diff --git a/content/public/browser/site_instance.h b/content/public/browser/site_instance.h
index 25502c2f733b63618ca4960501228a62dd181a64..c7234855bfd176cb334a296a8b19fd10a4052a3d 100644
--- a/content/public/browser/site_instance.h
+++ b/content/public/browser/site_instance.h
@@ -135,6 +135,11 @@ class CONTENT_EXPORT SiteInstance : public base::RefCounted<SiteInstance> {
// corresponds to a site URL with the host "example.com".
virtual const GURL& GetSiteURL() = 0;
+ // Create a SiteInstance for the given URL that shares the current
+ // BrowsingInstance.
+ virtual scoped_refptr<SiteInstance> CreateRelatedSiteInstance(
+ const GURL& url) = 0;
+
// Gets a SiteInstance for the given URL that shares the current
// BrowsingInstance, creating a new SiteInstance if necessary. This ensures
// that a BrowsingInstance only has one SiteInstance per site, so that pages
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