208634763a
Bug: webrtc:10138 Change-Id: I64271fab46a8dccb09f255eb14a4404b0bccdea3 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/127285 Reviewed-by: Sebastian Jansson <srte@webrtc.org> Commit-Queue: Artem Titov <titovartem@webrtc.org> Cr-Commit-Position: refs/heads/master@{#27097}
113 lines
4.0 KiB
C++
113 lines
4.0 KiB
C++
/*
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* Copyright (c) 2019 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef TEST_SCENARIO_NETWORK_NETWORK_EMULATION_MANAGER_H_
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#define TEST_SCENARIO_NETWORK_NETWORK_EMULATION_MANAGER_H_
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#include <memory>
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#include <utility>
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#include <vector>
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#include "api/test/simulated_network.h"
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#include "api/units/time_delta.h"
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#include "api/units/timestamp.h"
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#include "rtc_base/logging.h"
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#include "rtc_base/network.h"
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#include "rtc_base/task_queue.h"
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#include "rtc_base/task_utils/repeating_task.h"
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#include "rtc_base/thread.h"
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#include "system_wrappers/include/clock.h"
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#include "test/scenario/network/cross_traffic.h"
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#include "test/scenario/network/fake_network_socket_server.h"
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#include "test/scenario/network/network_emulation.h"
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#include "test/scenario/network/traffic_route.h"
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namespace webrtc {
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namespace test {
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struct EmulatedEndpointConfig {
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enum class IpAddressFamily { kIpv4, kIpv6 };
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EmulatedEndpointConfig();
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~EmulatedEndpointConfig();
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EmulatedEndpointConfig(EmulatedEndpointConfig&);
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EmulatedEndpointConfig& operator=(EmulatedEndpointConfig&);
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EmulatedEndpointConfig(EmulatedEndpointConfig&&);
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EmulatedEndpointConfig& operator=(EmulatedEndpointConfig&&);
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IpAddressFamily generated_ip_family = IpAddressFamily::kIpv4;
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// If specified will be used as IP address for endpoint node. Must be unique
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// among all created nodes.
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absl::optional<rtc::IPAddress> ip;
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};
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class NetworkEmulationManager {
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public:
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NetworkEmulationManager();
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~NetworkEmulationManager();
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EmulatedNetworkNode* CreateEmulatedNode(
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std::unique_ptr<NetworkBehaviorInterface> network_behavior);
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EmulatedEndpoint* CreateEndpoint(EmulatedEndpointConfig config);
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EmulatedRoute* CreateRoute(EmulatedEndpoint* from,
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std::vector<EmulatedNetworkNode*> via_nodes,
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EmulatedEndpoint* to);
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void ClearRoute(EmulatedRoute* route);
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TrafficRoute* CreateTrafficRoute(std::vector<EmulatedNetworkNode*> via_nodes);
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RandomWalkCrossTraffic* CreateRandomWalkCrossTraffic(
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TrafficRoute* traffic_route,
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RandomWalkConfig config);
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PulsedPeaksCrossTraffic* CreatePulsedPeaksCrossTraffic(
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TrafficRoute* traffic_route,
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PulsedPeaksConfig config);
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rtc::Thread* CreateNetworkThread(std::vector<EmulatedEndpoint*> endpoints);
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rtc::NetworkManager* CreateNetworkManager(
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std::vector<EmulatedEndpoint*> endpoints);
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private:
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FakeNetworkSocketServer* CreateSocketServer(
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std::vector<EmulatedEndpoint*> endpoints);
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absl::optional<rtc::IPAddress> GetNextIPv4Address();
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void ProcessNetworkPackets();
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Timestamp Now() const;
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Clock* const clock_;
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int next_node_id_;
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RepeatingTaskHandle process_task_handle_;
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uint32_t next_ip4_address_;
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std::set<rtc::IPAddress> used_ip_addresses_;
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// All objects can be added to the manager only when it is idle.
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std::vector<std::unique_ptr<EmulatedEndpoint>> endpoints_;
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std::vector<std::unique_ptr<EmulatedNetworkNode>> network_nodes_;
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std::vector<std::unique_ptr<EmulatedRoute>> routes_;
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std::vector<std::unique_ptr<TrafficRoute>> traffic_routes_;
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std::vector<std::unique_ptr<RandomWalkCrossTraffic>> random_cross_traffics_;
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std::vector<std::unique_ptr<PulsedPeaksCrossTraffic>> pulsed_cross_traffics_;
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std::vector<std::unique_ptr<FakeNetworkSocketServer>> socket_servers_;
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std::vector<std::unique_ptr<rtc::Thread>> threads_;
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std::vector<std::unique_ptr<rtc::NetworkManager>> managers_;
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// Must be the last field, so it will be deleted first, because tasks
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// in the TaskQueue can access other fields of the instance of this class.
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rtc::TaskQueue task_queue_;
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};
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} // namespace test
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} // namespace webrtc
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#endif // TEST_SCENARIO_NETWORK_NETWORK_EMULATION_MANAGER_H_
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