Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 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 | #ifndef NET_TOOLS_FLIP_SERVER_SPDY_INTERFACE_H_ |
| 6 | #define NET_TOOLS_FLIP_SERVER_SPDY_INTERFACE_H_ |
| 7 | |
| 8 | #include <map> |
| 9 | #include <string> |
| 10 | #include <vector> |
| 11 | |
| 12 | #include "base/compiler_specific.h" |
| 13 | #include "net/spdy/buffered_spdy_framer.h" |
| 14 | #include "net/spdy/spdy_protocol.h" |
Torne (Richard Coles) | 4e180b6 | 2013-10-18 15:46:22 +0100 | [diff] [blame^] | 15 | #include "net/tools/balsa/balsa_headers.h" |
| 16 | #include "net/tools/balsa/balsa_visitor_interface.h" |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 17 | #include "net/tools/flip_server/output_ordering.h" |
| 18 | #include "net/tools/flip_server/sm_connection.h" |
| 19 | #include "net/tools/flip_server/sm_interface.h" |
| 20 | |
| 21 | namespace net { |
| 22 | |
| 23 | class FlipAcceptor; |
| 24 | class MemoryCache; |
| 25 | |
| 26 | class SpdySM : public BufferedSpdyFramerVisitorInterface, |
| 27 | public SMInterface { |
| 28 | public: |
| 29 | SpdySM(SMConnection* connection, |
| 30 | SMInterface* sm_http_interface, |
| 31 | EpollServer* epoll_server, |
| 32 | MemoryCache* memory_cache, |
| 33 | FlipAcceptor* acceptor); |
| 34 | virtual ~SpdySM(); |
| 35 | |
| 36 | virtual void InitSMInterface(SMInterface* sm_http_interface, |
| 37 | int32 server_idx) OVERRIDE {} |
| 38 | |
| 39 | virtual void InitSMConnection(SMConnectionPoolInterface* connection_pool, |
| 40 | SMInterface* sm_interface, |
| 41 | EpollServer* epoll_server, |
| 42 | int fd, |
| 43 | std::string server_ip, |
| 44 | std::string server_port, |
| 45 | std::string remote_ip, |
| 46 | bool use_ssl) OVERRIDE; |
| 47 | |
| 48 | private: |
| 49 | virtual void set_is_request() OVERRIDE {} |
| 50 | SMInterface* NewConnectionInterface(); |
Torne (Richard Coles) | 3551c9c | 2013-08-23 16:39:15 +0100 | [diff] [blame] | 51 | // virtual for tests |
| 52 | virtual SMInterface* FindOrMakeNewSMConnectionInterface( |
| 53 | const std::string& server_ip, |
| 54 | const std::string& server_port); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 55 | int SpdyHandleNewStream(SpdyStreamId stream_id, |
| 56 | SpdyPriority priority, |
| 57 | const SpdyHeaderBlock& headers, |
| 58 | std::string& http_data, |
| 59 | bool* is_https_scheme); |
| 60 | |
| 61 | // BufferedSpdyFramerVisitorInterface: |
| 62 | virtual void OnError(SpdyFramer::SpdyError error_code) OVERRIDE {} |
| 63 | virtual void OnStreamError(SpdyStreamId stream_id, |
| 64 | const std::string& description) OVERRIDE {} |
| 65 | // Called after all the header data for SYN_STREAM control frame is received. |
| 66 | virtual void OnSynStream(SpdyStreamId stream_id, |
| 67 | SpdyStreamId associated_stream_id, |
| 68 | SpdyPriority priority, |
| 69 | uint8 credential_slot, |
| 70 | bool fin, |
| 71 | bool unidirectional, |
| 72 | const SpdyHeaderBlock& headers) OVERRIDE; |
| 73 | |
| 74 | // Called after all the header data for SYN_REPLY control frame is received. |
| 75 | virtual void OnSynReply(SpdyStreamId stream_id, |
| 76 | bool fin, |
| 77 | const SpdyHeaderBlock& headers) OVERRIDE; |
| 78 | |
| 79 | // Called after all the header data for HEADERS control frame is received. |
| 80 | virtual void OnHeaders(SpdyStreamId stream_id, |
| 81 | bool fin, |
| 82 | const SpdyHeaderBlock& headers) OVERRIDE; |
| 83 | |
| 84 | // Called when data is received. |
| 85 | // |stream_id| The stream receiving data. |
| 86 | // |data| A buffer containing the data received. |
| 87 | // |len| The length of the data buffer. |
| 88 | // When the other side has finished sending data on this stream, |
| 89 | // this method will be called with a zero-length buffer. |
| 90 | virtual void OnStreamFrameData(SpdyStreamId stream_id, |
| 91 | const char* data, |
| 92 | size_t len, |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 93 | bool fin) OVERRIDE; |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 94 | |
Torne (Richard Coles) | c2e0dbd | 2013-05-09 18:35:53 +0100 | [diff] [blame] | 95 | // Called when a SETTINGS frame is received. |
| 96 | // |clear_persisted| True if the respective flag is set on the SETTINGS frame. |
| 97 | virtual void OnSettings(bool clear_persisted) OVERRIDE {} |
| 98 | |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 99 | // Called when an individual setting within a SETTINGS frame has been parsed |
| 100 | // and validated. |
| 101 | virtual void OnSetting(SpdySettingsIds id, |
| 102 | uint8 flags, |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 103 | uint32 value) OVERRIDE {} |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 104 | |
| 105 | // Called when a PING frame has been parsed. |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 106 | virtual void OnPing(uint32 unique_id) OVERRIDE {} |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 107 | |
| 108 | // Called when a RST_STREAM frame has been parsed. |
| 109 | virtual void OnRstStream(SpdyStreamId stream_id, |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 110 | SpdyRstStreamStatus status) OVERRIDE; |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 111 | |
| 112 | // Called when a GOAWAY frame has been parsed. |
| 113 | virtual void OnGoAway(SpdyStreamId last_accepted_stream_id, |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 114 | SpdyGoAwayStatus status) OVERRIDE {} |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 115 | |
| 116 | // Called when a WINDOW_UPDATE frame has been parsed. |
| 117 | virtual void OnWindowUpdate(SpdyStreamId stream_id, |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 118 | uint32 delta_window_size) OVERRIDE {} |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 119 | |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 120 | // Called when a PUSH_PROMISE frame has been parsed. |
| 121 | virtual void OnPushPromise(SpdyStreamId stream_id, |
| 122 | SpdyStreamId promised_stream_id) OVERRIDE {} |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 123 | |
| 124 | public: |
| 125 | virtual size_t ProcessReadInput(const char* data, size_t len) OVERRIDE; |
| 126 | virtual size_t ProcessWriteInput(const char* data, size_t len) OVERRIDE; |
| 127 | virtual bool MessageFullyRead() const OVERRIDE; |
| 128 | virtual void SetStreamID(uint32 stream_id) OVERRIDE {} |
| 129 | virtual bool Error() const OVERRIDE; |
| 130 | virtual const char* ErrorAsString() const OVERRIDE; |
| 131 | virtual void Reset() OVERRIDE {} |
| 132 | virtual void ResetForNewInterface(int32 server_idx) OVERRIDE; |
| 133 | virtual void ResetForNewConnection() OVERRIDE; |
| 134 | // SMInterface's Cleanup is currently only called by SMConnection after a |
| 135 | // protocol message as been fully read. Spdy's SMInterface does not need |
| 136 | // to do any cleanup at this time. |
| 137 | // TODO(klindsay) This method is probably not being used properly and |
| 138 | // some logic review and method renaming is probably in order. |
| 139 | virtual void Cleanup() OVERRIDE {} |
| 140 | // Send a settings frame |
| 141 | virtual int PostAcceptHook() OVERRIDE; |
| 142 | virtual void NewStream(uint32 stream_id, |
| 143 | uint32 priority, |
| 144 | const std::string& filename) OVERRIDE; |
| 145 | void AddToOutputOrder(const MemCacheIter& mci); |
| 146 | virtual void SendEOF(uint32 stream_id) OVERRIDE; |
| 147 | virtual void SendErrorNotFound(uint32 stream_id) OVERRIDE; |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 148 | virtual size_t SendSynStream(uint32 stream_id, |
| 149 | const BalsaHeaders& headers) OVERRIDE; |
| 150 | virtual size_t SendSynReply(uint32 stream_id, |
| 151 | const BalsaHeaders& headers) OVERRIDE; |
| 152 | virtual void SendDataFrame(uint32 stream_id, const char* data, int64 len, |
| 153 | uint32 flags, bool compress) OVERRIDE; |
Torne (Richard Coles) | 3551c9c | 2013-08-23 16:39:15 +0100 | [diff] [blame] | 154 | BufferedSpdyFramer* spdy_framer() { return buffered_spdy_framer_; } |
| 155 | |
| 156 | const OutputOrdering& output_ordering() const { |
| 157 | return client_output_ordering_; |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 158 | } |
| 159 | |
| 160 | static std::string forward_ip_header() { return forward_ip_header_; } |
Torne (Richard Coles) | 3551c9c | 2013-08-23 16:39:15 +0100 | [diff] [blame] | 161 | static void set_forward_ip_header(const std::string& value) { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 162 | forward_ip_header_ = value; |
| 163 | } |
| 164 | |
| 165 | private: |
| 166 | void SendEOFImpl(uint32 stream_id); |
| 167 | void SendErrorNotFoundImpl(uint32 stream_id); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 168 | void KillStream(uint32 stream_id); |
| 169 | void CopyHeaders(SpdyHeaderBlock& dest, const BalsaHeaders& headers); |
| 170 | size_t SendSynStreamImpl(uint32 stream_id, const BalsaHeaders& headers); |
| 171 | size_t SendSynReplyImpl(uint32 stream_id, const BalsaHeaders& headers); |
| 172 | void SendDataFrameImpl(uint32 stream_id, const char* data, int64 len, |
| 173 | SpdyDataFlags flags, bool compress); |
| 174 | void EnqueueDataFrame(DataFrame* df); |
| 175 | virtual void GetOutput() OVERRIDE; |
Torne (Richard Coles) | 3551c9c | 2013-08-23 16:39:15 +0100 | [diff] [blame] | 176 | |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 177 | private: |
| 178 | BufferedSpdyFramer* buffered_spdy_framer_; |
| 179 | bool valid_spdy_session_; // True if we have seen valid data on this session. |
| 180 | // Use this to fail fast when junk is sent to our |
| 181 | // port. |
| 182 | |
| 183 | SMConnection* connection_; |
| 184 | OutputList* client_output_list_; |
| 185 | OutputOrdering client_output_ordering_; |
| 186 | uint32 next_outgoing_stream_id_; |
| 187 | EpollServer* epoll_server_; |
| 188 | FlipAcceptor* acceptor_; |
| 189 | MemoryCache* memory_cache_; |
| 190 | std::vector<SMInterface*> server_interface_list; |
| 191 | std::vector<int32> unused_server_interface_list; |
| 192 | typedef std::map<uint32, SMInterface*> StreamToSmif; |
| 193 | StreamToSmif stream_to_smif_; |
| 194 | bool close_on_error_; |
| 195 | |
| 196 | static std::string forward_ip_header_; |
| 197 | }; |
| 198 | |
| 199 | } // namespace net |
| 200 | |
| 201 | #endif // NET_TOOLS_FLIP_SERVER_SPDY_INTERFACE_H_ |