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// Copyright 2015 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.
#ifndef NET_URL_REQUEST_REPORT_SENDER_H_
#define NET_URL_REQUEST_REPORT_SENDER_H_
#include <map>
#include <memory>
#include "base/callback.h"
#include "base/macros.h"
#include "net/base/net_export.h"
#include "net/http/transport_security_state.h"
#include "net/traffic_annotation/network_traffic_annotation.h"
#include "net/url_request/url_request.h"
class GURL;
namespace net {
class NetworkIsolationKey;
class URLRequestContext;
// ReportSender asynchronously sends serialized reports to a URI.
// It takes serialized reports as a sequence of bytes so as to be agnostic to
// the format of the report being sent (JSON, protobuf, etc.) and the particular
// data that it contains. Multiple reports can be in-flight at once. This class
// owns inflight requests and cleans them up when necessary.
//
// Despite this class's name, it has nothing to do with the Reporting API,
// which is implemented in net/reporting.
class NET_EXPORT ReportSender
: public URLRequest::Delegate,
public TransportSecurityState::ReportSenderInterface {
public:
static const int kLoadFlags;
using SuccessCallback = base::OnceCallback<void()>;
using ErrorCallback = base::OnceCallback<
void(const GURL&, int /* net_error */, int /* http_response_code */)>;
// Constructs a ReportSender that sends reports with the
// given |request_context|, always excluding cookies. |request_context| must
// outlive the ReportSender.
explicit ReportSender(URLRequestContext* request_context,
net::NetworkTrafficAnnotationTag traffic_annotation);
~ReportSender() override;
// TransportSecurityState::ReportSenderInterface implementation.
void Send(const GURL& report_uri,
base::StringPiece content_type,
base::StringPiece report,
const NetworkIsolationKey& network_isolation_key,
SuccessCallback success_callback,
ErrorCallback error_callback) override;
// net::URLRequest::Delegate implementation.
void OnResponseStarted(URLRequest* request, int net_error) override;
void OnReadCompleted(URLRequest* request, int bytes_read) override;
private:
net::URLRequestContext* const request_context_;
std::map<URLRequest*, std::unique_ptr<URLRequest>> inflight_requests_;
const net::NetworkTrafficAnnotationTag traffic_annotation_;
DISALLOW_COPY_AND_ASSIGN(ReportSender);
};
} // namespace net
#endif // NET_URL_REQUEST_REPORT_SENDER_H_
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