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// Copyright 2014 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/browsing_data/browsing_data_channel_id_helper.h"
#include "base/bind.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "chrome/browser/profiles/profile.h"
#include "content/public/browser/browser_thread.h"
#include "net/ssl/channel_id_service.h"
#include "net/url_request/url_request_context.h"
#include "net/url_request/url_request_context_getter.h"
namespace {
class BrowsingDataChannelIDHelperImpl
: public BrowsingDataChannelIDHelper {
public:
explicit BrowsingDataChannelIDHelperImpl(Profile* profile);
// BrowsingDataChannelIDHelper methods.
virtual void StartFetching(const FetchResultCallback& callback) OVERRIDE;
virtual void DeleteChannelID(const std::string& server_id) OVERRIDE;
private:
virtual ~BrowsingDataChannelIDHelperImpl();
// Fetch the certs. This must be called in the IO thread.
void FetchOnIOThread();
void OnFetchComplete(
const net::ChannelIDStore::ChannelIDList& channel_id_list);
// Notifies the completion callback. This must be called in the UI thread.
void NotifyInUIThread(
const net::ChannelIDStore::ChannelIDList& channel_id_list);
// Delete a single cert. This must be called in IO thread.
void DeleteOnIOThread(const std::string& server_id);
// Called when deletion is done.
void DeleteCallback();
// Indicates whether or not we're currently fetching information:
// it's true when StartFetching() is called in the UI thread, and it's reset
// after we notify the callback in the UI thread.
// This only mutates on the UI thread.
bool is_fetching_;
scoped_refptr<net::URLRequestContextGetter> request_context_getter_;
// This only mutates on the UI thread.
FetchResultCallback completion_callback_;
DISALLOW_COPY_AND_ASSIGN(BrowsingDataChannelIDHelperImpl);
};
BrowsingDataChannelIDHelperImpl::
BrowsingDataChannelIDHelperImpl(Profile* profile)
: is_fetching_(false),
request_context_getter_(profile->GetRequestContext()) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
}
BrowsingDataChannelIDHelperImpl::
~BrowsingDataChannelIDHelperImpl() {
}
void BrowsingDataChannelIDHelperImpl::StartFetching(
const FetchResultCallback& callback) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
DCHECK(!is_fetching_);
DCHECK(!callback.is_null());
DCHECK(completion_callback_.is_null());
is_fetching_ = true;
completion_callback_ = callback;
content::BrowserThread::PostTask(
content::BrowserThread::IO, FROM_HERE,
base::Bind(&BrowsingDataChannelIDHelperImpl::FetchOnIOThread,
this));
}
void BrowsingDataChannelIDHelperImpl::DeleteChannelID(
const std::string& server_id) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
content::BrowserThread::PostTask(
content::BrowserThread::IO, FROM_HERE,
base::Bind(&BrowsingDataChannelIDHelperImpl::DeleteOnIOThread,
this, server_id));
}
void BrowsingDataChannelIDHelperImpl::FetchOnIOThread() {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
net::ChannelIDStore* cert_store =
request_context_getter_->GetURLRequestContext()->
channel_id_service()->GetChannelIDStore();
if (cert_store) {
cert_store->GetAllChannelIDs(base::Bind(
&BrowsingDataChannelIDHelperImpl::OnFetchComplete, this));
} else {
OnFetchComplete(net::ChannelIDStore::ChannelIDList());
}
}
void BrowsingDataChannelIDHelperImpl::OnFetchComplete(
const net::ChannelIDStore::ChannelIDList& channel_id_list) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
content::BrowserThread::PostTask(
content::BrowserThread::UI, FROM_HERE,
base::Bind(&BrowsingDataChannelIDHelperImpl::NotifyInUIThread,
this, channel_id_list));
}
void BrowsingDataChannelIDHelperImpl::NotifyInUIThread(
const net::ChannelIDStore::ChannelIDList& channel_id_list) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
DCHECK(is_fetching_);
is_fetching_ = false;
completion_callback_.Run(channel_id_list);
completion_callback_.Reset();
}
void BrowsingDataChannelIDHelperImpl::DeleteOnIOThread(
const std::string& server_id) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
net::ChannelIDStore* cert_store =
request_context_getter_->GetURLRequestContext()->
channel_id_service()->GetChannelIDStore();
if (cert_store) {
cert_store->DeleteChannelID(
server_id,
base::Bind(&BrowsingDataChannelIDHelperImpl::DeleteCallback,
this));
}
}
void BrowsingDataChannelIDHelperImpl::DeleteCallback() {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
// Need to close open SSL connections which may be using the channel ids we
// are deleting.
// TODO(mattm): http://crbug.com/166069 Make the server bound cert
// service/store have observers that can notify relevant things directly.
request_context_getter_->GetURLRequestContext()->ssl_config_service()->
NotifySSLConfigChange();
}
} // namespace
// static
BrowsingDataChannelIDHelper*
BrowsingDataChannelIDHelper::Create(Profile* profile) {
return new BrowsingDataChannelIDHelperImpl(profile);
}
CannedBrowsingDataChannelIDHelper::
CannedBrowsingDataChannelIDHelper() {}
CannedBrowsingDataChannelIDHelper::
~CannedBrowsingDataChannelIDHelper() {}
CannedBrowsingDataChannelIDHelper*
CannedBrowsingDataChannelIDHelper::Clone() {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
CannedBrowsingDataChannelIDHelper* clone =
new CannedBrowsingDataChannelIDHelper();
clone->channel_id_map_ = channel_id_map_;
return clone;
}
void CannedBrowsingDataChannelIDHelper::AddChannelID(
const net::ChannelIDStore::ChannelID& channel_id) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
channel_id_map_[channel_id.server_identifier()] =
channel_id;
}
void CannedBrowsingDataChannelIDHelper::Reset() {
channel_id_map_.clear();
}
bool CannedBrowsingDataChannelIDHelper::empty() const {
return channel_id_map_.empty();
}
size_t CannedBrowsingDataChannelIDHelper::GetChannelIDCount() const {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
return channel_id_map_.size();
}
void CannedBrowsingDataChannelIDHelper::StartFetching(
const FetchResultCallback& callback) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
if (callback.is_null())
return;
// We post a task to emulate async fetching behavior.
completion_callback_ = callback;
base::MessageLoop::current()->PostTask(
FROM_HERE,
base::Bind(&CannedBrowsingDataChannelIDHelper::FinishFetching,
this));
}
void CannedBrowsingDataChannelIDHelper::FinishFetching() {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
net::ChannelIDStore::ChannelIDList channel_id_list;
for (ChannelIDMap::iterator i = channel_id_map_.begin();
i != channel_id_map_.end(); ++i)
channel_id_list.push_back(i->second);
completion_callback_.Run(channel_id_list);
}
void CannedBrowsingDataChannelIDHelper::DeleteChannelID(
const std::string& server_id) {
NOTREACHED();
}
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