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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 <memory>
#include "base/bind.h"
#include "base/location.h"
#include "base/logging.h"
#include "base/macros.h"
#include "base/single_thread_task_runner.h"
#include "base/threading/thread_task_runner_handle.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"
using content::BrowserThread;
namespace {
class BrowsingDataChannelIDHelperImpl
: public BrowsingDataChannelIDHelper {
public:
explicit BrowsingDataChannelIDHelperImpl(
net::URLRequestContextGetter* request_context);
// BrowsingDataChannelIDHelper methods.
void StartFetching(const FetchResultCallback& callback) override;
void DeleteChannelID(const std::string& server_id) override;
private:
~BrowsingDataChannelIDHelperImpl() override;
// Fetch the certs. This must be called in the IO thread.
void FetchOnIOThread(const FetchResultCallback& callback);
void OnFetchComplete(
const FetchResultCallback& callback,
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();
scoped_refptr<net::URLRequestContextGetter> request_context_getter_;
DISALLOW_COPY_AND_ASSIGN(BrowsingDataChannelIDHelperImpl);
};
BrowsingDataChannelIDHelperImpl::BrowsingDataChannelIDHelperImpl(
net::URLRequestContextGetter* request_context)
: request_context_getter_(request_context) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
}
BrowsingDataChannelIDHelperImpl::
~BrowsingDataChannelIDHelperImpl() {
}
void BrowsingDataChannelIDHelperImpl::StartFetching(
const FetchResultCallback& callback) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
DCHECK(!callback.is_null());
BrowserThread::PostTask(
BrowserThread::IO, FROM_HERE,
base::Bind(&BrowsingDataChannelIDHelperImpl::FetchOnIOThread, this,
callback));
}
void BrowsingDataChannelIDHelperImpl::DeleteChannelID(
const std::string& server_id) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
BrowserThread::PostTask(
BrowserThread::IO,
FROM_HERE,
base::Bind(
&BrowsingDataChannelIDHelperImpl::DeleteOnIOThread, this, server_id));
}
void BrowsingDataChannelIDHelperImpl::FetchOnIOThread(
const FetchResultCallback& callback) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
DCHECK(!callback.is_null());
net::ChannelIDStore* cert_store =
request_context_getter_->GetURLRequestContext()->
channel_id_service()->GetChannelIDStore();
if (cert_store) {
cert_store->GetAllChannelIDs(base::Bind(
&BrowsingDataChannelIDHelperImpl::OnFetchComplete, this, callback));
} else {
OnFetchComplete(callback, net::ChannelIDStore::ChannelIDList());
}
}
void BrowsingDataChannelIDHelperImpl::OnFetchComplete(
const FetchResultCallback& callback,
const net::ChannelIDStore::ChannelIDList& channel_id_list) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
DCHECK(!callback.is_null());
BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
base::Bind(callback, channel_id_list));
}
void BrowsingDataChannelIDHelperImpl::DeleteOnIOThread(
const std::string& server_id) {
DCHECK_CURRENTLY_ON(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_CURRENTLY_ON(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(
net::URLRequestContextGetter* request_context) {
return new BrowsingDataChannelIDHelperImpl(request_context);
}
CannedBrowsingDataChannelIDHelper::
CannedBrowsingDataChannelIDHelper() {}
CannedBrowsingDataChannelIDHelper::
~CannedBrowsingDataChannelIDHelper() {}
void CannedBrowsingDataChannelIDHelper::AddChannelID(
const net::ChannelIDStore::ChannelID& channel_id) {
DCHECK_CURRENTLY_ON(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_CURRENTLY_ON(BrowserThread::UI);
return channel_id_map_.size();
}
void CannedBrowsingDataChannelIDHelper::StartFetching(
const FetchResultCallback& callback) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
if (callback.is_null())
return;
// We post a task to emulate async fetching behavior.
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, base::Bind(&CannedBrowsingDataChannelIDHelper::FinishFetching,
this, callback));
}
void CannedBrowsingDataChannelIDHelper::FinishFetching(
const FetchResultCallback& callback) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
DCHECK(!callback.is_null());
net::ChannelIDStore::ChannelIDList channel_id_list;
for (const auto& pair : channel_id_map_)
channel_id_list.push_back(pair.second);
callback.Run(channel_id_list);
}
void CannedBrowsingDataChannelIDHelper::DeleteChannelID(
const std::string& server_id) {
NOTREACHED();
}
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