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Side by Side Diff: net/tools/quic/quic_server.h

Issue 992733002: Remove //net (except for Android test stuff) and sdch (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 9 months ago
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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
3 // found in the LICENSE file.
4 //
5 // A toy server, which listens on a specified address for QUIC traffic and
6 // handles incoming responses.
7
8 #ifndef NET_TOOLS_QUIC_QUIC_SERVER_H_
9 #define NET_TOOLS_QUIC_QUIC_SERVER_H_
10
11 #include "base/basictypes.h"
12 #include "base/memory/scoped_ptr.h"
13 #include "net/base/ip_endpoint.h"
14 #include "net/quic/crypto/quic_crypto_server_config.h"
15 #include "net/quic/quic_config.h"
16 #include "net/quic/quic_framer.h"
17 #include "net/tools/epoll_server/epoll_server.h"
18
19 namespace net {
20
21 namespace tools {
22
23 namespace test {
24 class QuicServerPeer;
25 } // namespace test
26
27 class ProcessPacketInterface;
28 class QuicDispatcher;
29
30 class QuicServer : public EpollCallbackInterface {
31 public:
32 QuicServer();
33 QuicServer(const QuicConfig& config,
34 const QuicVersionVector& supported_versions);
35
36 ~QuicServer() override;
37
38 // Start listening on the specified address.
39 bool Listen(const IPEndPoint& address);
40
41 // Wait up to 50ms, and handle any events which occur.
42 void WaitForEvents();
43
44 // Server deletion is imminent. Start cleaning up the epoll server.
45 void Shutdown();
46
47 // From EpollCallbackInterface
48 void OnRegistration(EpollServer* eps, int fd, int event_mask) override {}
49 void OnModification(int fd, int event_mask) override {}
50 void OnEvent(int fd, EpollEvent* event) override;
51 void OnUnregistration(int fd, bool replaced) override {}
52
53 // Reads a packet from the given fd, and then passes it off to
54 // the QuicDispatcher. Returns true if a packet is read, false
55 // otherwise.
56 // If packets_dropped is non-null, the socket is configured to track
57 // dropped packets, and some packets are read, it will be set to the number of
58 // dropped packets.
59 static bool ReadAndDispatchSinglePacket(int fd, int port,
60 ProcessPacketInterface* processor,
61 QuicPacketCount* packets_dropped);
62
63 void OnShutdown(EpollServer* eps, int fd) override {}
64
65 void SetStrikeRegisterNoStartupPeriod() {
66 crypto_config_.set_strike_register_no_startup_period();
67 }
68
69 // SetProofSource sets the ProofSource that will be used to verify the
70 // server's certificate, and takes ownership of |source|.
71 void SetProofSource(ProofSource* source) {
72 crypto_config_.SetProofSource(source);
73 }
74
75 bool overflow_supported() { return overflow_supported_; }
76
77 QuicPacketCount packets_dropped() { return packets_dropped_; }
78
79 int port() { return port_; }
80
81 protected:
82 virtual QuicDispatcher* CreateQuicDispatcher();
83
84 const QuicConfig& config() const { return config_; }
85 const QuicCryptoServerConfig& crypto_config() const {
86 return crypto_config_;
87 }
88 const QuicVersionVector& supported_versions() const {
89 return supported_versions_;
90 }
91 EpollServer* epoll_server() { return &epoll_server_; }
92
93 private:
94 friend class net::tools::test::QuicServerPeer;
95
96 // Initialize the internal state of the server.
97 void Initialize();
98
99 // Accepts data from the framer and demuxes clients to sessions.
100 scoped_ptr<QuicDispatcher> dispatcher_;
101 // Frames incoming packets and hands them to the dispatcher.
102 EpollServer epoll_server_;
103
104 // The port the server is listening on.
105 int port_;
106
107 // Listening connection. Also used for outbound client communication.
108 int fd_;
109
110 // If overflow_supported_ is true this will be the number of packets dropped
111 // during the lifetime of the server. This may overflow if enough packets
112 // are dropped.
113 QuicPacketCount packets_dropped_;
114
115 // True if the kernel supports SO_RXQ_OVFL, the number of packets dropped
116 // because the socket would otherwise overflow.
117 bool overflow_supported_;
118
119 // If true, use recvmmsg for reading.
120 bool use_recvmmsg_;
121
122 // config_ contains non-crypto parameters that are negotiated in the crypto
123 // handshake.
124 QuicConfig config_;
125 // crypto_config_ contains crypto parameters for the handshake.
126 QuicCryptoServerConfig crypto_config_;
127
128 // This vector contains QUIC versions which we currently support.
129 // This should be ordered such that the highest supported version is the first
130 // element, with subsequent elements in descending order (versions can be
131 // skipped as necessary).
132 QuicVersionVector supported_versions_;
133
134 // Size of flow control receive window to advertise to clients on new
135 // connections.
136 uint32 server_initial_flow_control_receive_window_;
137
138 DISALLOW_COPY_AND_ASSIGN(QuicServer);
139 };
140
141 } // namespace tools
142 } // namespace net
143
144 #endif // NET_TOOLS_QUIC_QUIC_SERVER_H_
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