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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.
#ifndef COMPONENTS_DOMAIN_RELIABILITY_UTIL_H_
#define COMPONENTS_DOMAIN_RELIABILITY_UTIL_H_
#include <map>
#include "base/callback_forward.h"
#include "base/compiler_specific.h"
#include "base/memory/scoped_ptr.h"
#include "base/time/clock.h"
#include "base/time/tick_clock.h"
#include "base/time/time.h"
#include "base/tracked_objects.h"
#include "components/domain_reliability/domain_reliability_export.h"
#include "components/domain_reliability/uploader.h"
#include "net/http/http_response_info.h"
#include "net/url_request/url_request_status.h"
namespace domain_reliability {
// Attempts to convert a net error and an HTTP response code into the status
// string that should be recorded in a beacon. Returns true if it could.
//
// N.B.: This functions as the whitelist of "safe" errors to report; network-
// local errors are purposefully not converted to avoid revealing
// information about the local network to the remote server.
bool GetDomainReliabilityBeaconStatus(
int net_error,
int http_response_code,
std::string* beacon_status_out);
std::string GetDomainReliabilityProtocol(
net::HttpResponseInfo::ConnectionInfo connection_info,
bool ssl_info_populated);
// Converts a URLRequestStatus into a network error. Returns the error code for
// FAILED; maps SUCCESS and CANCELED to OK and ERR_ABORTED, respectively; and
// returns ERR_ABORTED for any other status.
int GetNetErrorFromURLRequestStatus(const net::URLRequestStatus& status);
// Based on the network error code, HTTP response code, and Retry-After value,
// fills |status| with the result of a report upload.
void GetUploadResultFromResponseDetails(
int net_error,
int http_response_code,
base::TimeDelta retry_after,
DomainReliabilityUploader::UploadResult* result);
// Mockable wrapper around TimeTicks::Now and Timer. Mock version is in
// test_util.h.
// TODO(ttuttle): Rename to Time{Provider,Source,?}.
class DOMAIN_RELIABILITY_EXPORT MockableTime : public base::Clock,
public base::TickClock {
public:
// Mockable wrapper around (a subset of) base::Timer.
class DOMAIN_RELIABILITY_EXPORT Timer {
public:
virtual ~Timer();
virtual void Start(const tracked_objects::Location& posted_from,
base::TimeDelta delay,
const base::Closure& user_task) = 0;
virtual void Stop() = 0;
virtual bool IsRunning() = 0;
protected:
Timer();
};
~MockableTime() override;
// Clock impl; returns base::Time::Now() or a mocked version thereof.
base::Time Now() override = 0;
// TickClock impl; returns base::TimeTicks::Now() or a mocked version thereof.
base::TimeTicks NowTicks() override = 0;
// Returns a new Timer, or a mocked version thereof.
virtual scoped_ptr<MockableTime::Timer> CreateTimer() = 0;
protected:
MockableTime();
private:
DISALLOW_COPY_AND_ASSIGN(MockableTime);
};
// Implementation of MockableTime that passes through to
// base::Time{,Ticks}::Now() and base::Timer.
class DOMAIN_RELIABILITY_EXPORT ActualTime : public MockableTime {
public:
ActualTime();
~ActualTime() override;
// MockableTime implementation:
base::Time Now() override;
base::TimeTicks NowTicks() override;
scoped_ptr<MockableTime::Timer> CreateTimer() override;
};
} // namespace domain_reliability
#endif // COMPONENTS_DOMAIN_RELIABILITY_UTIL_H_
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