blob: fca35f13b2c98eeb67d1dd67a146e62554048bf7 [file] [log] [blame]
// Copyright 2017 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 <memory>
#include <string>
#include "base/macros.h"
#include "net/base/net_export.h"
#include "net/base/rand_callback.h"
#include "net/reporting/reporting_context.h"
class GURL;
namespace url {
class Origin;
} // namespace url
namespace net {
struct ReportingEndpoint;
// Keeps track of which endpoints are pending (have active delivery attempts to
// them) or in exponential backoff after one or more failures, and chooses an
// endpoint from an endpoint group to receive reports for an origin.
class NET_EXPORT ReportingEndpointManager {
// |context| must outlive the ReportingEndpointManager.
static std::unique_ptr<ReportingEndpointManager> Create(
ReportingContext* context,
const RandIntCallback& rand_callback);
virtual ~ReportingEndpointManager();
// Finds an endpoint that applies to deliveries to |group| for |origin| that
// are not expired or in exponential backoff from failed requests.
// The returned endpoint may have been configured by a superdomain of
// |origin|. Deliberately chooses an endpoint randomly to ensure sites aren't
// relying on any sort of fallback ordering.
// If no suitable endpoint was found, returns an endpoint with is_valid()
// false.
virtual const ReportingEndpoint FindEndpointForDelivery(
const url::Origin& origin,
const std::string& group) = 0;
// Informs the EndpointManager of a successful or unsuccessful request made to
// |endpoint| so it can manage exponential backoff of failing endpoints.
virtual void InformOfEndpointRequest(const GURL& endpoint,
bool succeeded) = 0;
} // namespace net