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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/devtools/devtools_browser_context_manager.h"
#include "base/functional/bind.h"
#include "base/functional/callback_helpers.h"
#include "base/no_destructor.h"
#include "base/task/single_thread_task_runner.h"
#include "chrome/browser/profiles/profile_destroyer.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/browser/ui/browser_window.h"
namespace {
const int64_t kDestroyProfileTimeoutSeconds = 60;
void DestroyOTRProfileWhenAppropriate(base::WeakPtr<Profile> weak_profile) {
if (Profile* profile = weak_profile.get()) {
ProfileDestroyer::DestroyOTRProfileWhenAppropriateWithTimeout(
profile, base::Seconds(kDestroyProfileTimeoutSeconds));
}
}
} // namespace
DevToolsBrowserContextManager::DevToolsBrowserContextManager() = default;
DevToolsBrowserContextManager::~DevToolsBrowserContextManager() = default;
// static
DevToolsBrowserContextManager& DevToolsBrowserContextManager::GetInstance() {
static base::NoDestructor<DevToolsBrowserContextManager> instance;
return *instance;
}
Profile* DevToolsBrowserContextManager::GetProfileById(
const std::string& context_id) {
Profile* default_profile =
ProfileManager::GetLastUsedProfile()->GetOriginalProfile();
if (context_id == default_profile->UniqueId()) {
return default_profile;
}
auto it = otr_profiles_.find(context_id);
if (it == otr_profiles_.end())
return nullptr;
return it->second;
}
content::BrowserContext* DevToolsBrowserContextManager::CreateBrowserContext() {
Profile* original_profile =
ProfileManager::GetLastUsedProfile()->GetOriginalProfile();
Profile* otr_profile = original_profile->GetOffTheRecordProfile(
Profile::OTRProfileID::CreateUniqueForDevTools(),
/*create_if_needed=*/true);
const std::string& context_id = otr_profile->UniqueId();
// The two lines are matched in `StopObservingProfileIfAny()`.
profile_observation_.AddObservation(otr_profile);
otr_profiles_[context_id] = otr_profile;
return otr_profile;
}
std::vector<content::BrowserContext*>
DevToolsBrowserContextManager::GetBrowserContexts() {
std::vector<content::BrowserContext*> result;
for (const auto& profile_pair : otr_profiles_)
result.push_back(profile_pair.second);
return result;
}
content::BrowserContext*
DevToolsBrowserContextManager::GetDefaultBrowserContext() {
return ProfileManager::GetLastUsedProfile()->GetOriginalProfile();
}
void DevToolsBrowserContextManager::DisposeBrowserContext(
content::BrowserContext* context,
content::DevToolsManagerDelegate::DisposeCallback callback) {
std::string context_id = context->UniqueId();
if (pending_context_disposals_.find(context_id) !=
pending_context_disposals_.end()) {
std::move(callback).Run(false, "Disposal of browser context " + context_id +
" is already pending");
return;
}
auto it = otr_profiles_.find(context_id);
if (it == otr_profiles_.end()) {
std::move(callback).Run(
false, "Failed to find browser context with id " + context_id);
return;
}
Profile* profile = it->second;
bool has_opened_browser = false;
for (Browser* opened_browser : *BrowserList::GetInstance()) {
if (opened_browser->profile() == profile) {
has_opened_browser = true;
break;
}
}
// If no browsers are opened - dispose right away.
if (!has_opened_browser) {
StopObservingProfileIfAny(profile);
DestroyOTRProfileWhenAppropriate(profile->GetWeakPtr());
std::move(callback).Run(true, "");
return;
}
if (pending_context_disposals_.empty())
BrowserList::AddObserver(this);
pending_context_disposals_[context_id] = std::move(callback);
BrowserList::CloseAllBrowsersWithIncognitoProfile(
profile, base::DoNothing(), base::DoNothing(),
true /* skip_beforeunload */);
}
void DevToolsBrowserContextManager::OnProfileWillBeDestroyed(Profile* profile) {
// This is likely happening during shutdown. We'll immediately
// close all browser windows for our profile without unload handling.
BrowserList::BrowserVector browsers_to_close;
for (Browser* browser : *BrowserList::GetInstance()) {
if (browser->profile() == profile)
browsers_to_close.push_back(browser);
}
for (Browser* browser : browsers_to_close) {
browser->window()->Close();
}
StopObservingProfileIfAny(profile);
}
void DevToolsBrowserContextManager::OnBrowserRemoved(Browser* browser) {
std::string context_id = browser->profile()->UniqueId();
auto pending_disposal = pending_context_disposals_.find(context_id);
if (pending_disposal == pending_context_disposals_.end())
return;
for (Browser* opened_browser : *BrowserList::GetInstance()) {
if (opened_browser->profile() == browser->profile())
return;
}
StopObservingProfileIfAny(browser->profile());
// We cannot delete immediately here: the profile might still be referenced
// during the browser tear-down process.
base::SingleThreadTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(&DestroyOTRProfileWhenAppropriate,
browser->profile()->GetWeakPtr()));
std::move(pending_disposal->second).Run(true, "");
pending_context_disposals_.erase(pending_disposal);
if (pending_context_disposals_.empty())
BrowserList::RemoveObserver(this);
}
void DevToolsBrowserContextManager::StopObservingProfileIfAny(
Profile* profile) {
if (!profile_observation_.IsObservingSource(profile))
return;
profile_observation_.RemoveObservation(profile);
otr_profiles_.erase(profile->UniqueId());
}
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