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Issue 1003953008: Remove prerender cookie store, part 4. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@prerender-revert-cookie-store-3
Patch Set: rebase (just in case since this is so huge) Created 5 years, 9 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // The tests in this file attempt to verify the following through simulation: 5 // The tests in this file attempt to verify the following through simulation:
6 // a) That a server experiencing overload will actually benefit from the 6 // a) That a server experiencing overload will actually benefit from the
7 // anti-DDoS throttling logic, i.e. that its traffic spike will subside 7 // anti-DDoS throttling logic, i.e. that its traffic spike will subside
8 // and be distributed over a longer period of time; 8 // and be distributed over a longer period of time;
9 // b) That "well-behaved" clients of a server under DDoS attack actually 9 // b) That "well-behaved" clients of a server under DDoS attack actually
10 // benefit from the anti-DDoS throttling logic; and 10 // benefit from the anti-DDoS throttling logic; and
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120 // after all |Requester| objects. 120 // after all |Requester| objects.
121 class Server : public DiscreteTimeSimulation::Actor { 121 class Server : public DiscreteTimeSimulation::Actor {
122 public: 122 public:
123 Server(int max_queries_per_tick, double request_drop_ratio) 123 Server(int max_queries_per_tick, double request_drop_ratio)
124 : max_queries_per_tick_(max_queries_per_tick), 124 : max_queries_per_tick_(max_queries_per_tick),
125 request_drop_ratio_(request_drop_ratio), 125 request_drop_ratio_(request_drop_ratio),
126 num_overloaded_ticks_remaining_(0), 126 num_overloaded_ticks_remaining_(0),
127 num_current_tick_queries_(0), 127 num_current_tick_queries_(0),
128 num_overloaded_ticks_(0), 128 num_overloaded_ticks_(0),
129 max_experienced_queries_per_tick_(0), 129 max_experienced_queries_per_tick_(0),
130 mock_request_(context_.CreateRequest( 130 mock_request_(context_.CreateRequest(GURL(), DEFAULT_PRIORITY, NULL)) {}
131 GURL(), DEFAULT_PRIORITY, NULL, NULL)) {}
132 131
133 void SetDowntime(const TimeTicks& start_time, const TimeDelta& duration) { 132 void SetDowntime(const TimeTicks& start_time, const TimeDelta& duration) {
134 start_downtime_ = start_time; 133 start_downtime_ = start_time;
135 end_downtime_ = start_time + duration; 134 end_downtime_ = start_time + duration;
136 } 135 }
137 136
138 void AdvanceTime(const TimeTicks& absolute_time) override { 137 void AdvanceTime(const TimeTicks& absolute_time) override {
139 now_ = absolute_time; 138 now_ = absolute_time;
140 } 139 }
141 140
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749 trials[i].PrintTrialDescription(); 748 trials[i].PrintTrialDescription();
750 trials[i].stats.ReportTrialResult(increase_ratio); 749 trials[i].stats.ReportTrialResult(increase_ratio);
751 } 750 }
752 751
753 VerboseOut("Average increase ratio was %.4f\n", average_increase_ratio); 752 VerboseOut("Average increase ratio was %.4f\n", average_increase_ratio);
754 VerboseOut("Maximum increase ratio was %.4f\n", max_increase_ratio); 753 VerboseOut("Maximum increase ratio was %.4f\n", max_increase_ratio);
755 } 754 }
756 755
757 } // namespace 756 } // namespace
758 } // namespace net 757 } // namespace net
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