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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 #ifndef NET_HTTP_HTTP_STREAM_FACTORY_IMPL_H_ | |
6 #define NET_HTTP_HTTP_STREAM_FACTORY_IMPL_H_ | |
7 | |
8 #include <map> | |
9 #include <set> | |
10 #include <vector> | |
11 | |
12 #include "base/gtest_prod_util.h" | |
13 #include "base/memory/ref_counted.h" | |
14 #include "net/base/host_port_pair.h" | |
15 #include "net/base/net_log.h" | |
16 #include "net/http/http_stream_factory.h" | |
17 #include "net/proxy/proxy_server.h" | |
18 #include "net/socket/ssl_client_socket.h" | |
19 #include "net/spdy/spdy_session_key.h" | |
20 | |
21 namespace net { | |
22 | |
23 class HttpNetworkSession; | |
24 class SpdySession; | |
25 | |
26 class NET_EXPORT_PRIVATE HttpStreamFactoryImpl : public HttpStreamFactory { | |
27 public: | |
28 // RequestStream may only be called if |for_websockets| is false. | |
29 // RequestWebSocketHandshakeStream may only be called if |for_websockets| | |
30 // is true. | |
31 HttpStreamFactoryImpl(HttpNetworkSession* session, bool for_websockets); | |
32 ~HttpStreamFactoryImpl() override; | |
33 | |
34 // HttpStreamFactory interface | |
35 HttpStreamRequest* RequestStream(const HttpRequestInfo& info, | |
36 RequestPriority priority, | |
37 const SSLConfig& server_ssl_config, | |
38 const SSLConfig& proxy_ssl_config, | |
39 HttpStreamRequest::Delegate* delegate, | |
40 const BoundNetLog& net_log) override; | |
41 | |
42 HttpStreamRequest* RequestWebSocketHandshakeStream( | |
43 const HttpRequestInfo& info, | |
44 RequestPriority priority, | |
45 const SSLConfig& server_ssl_config, | |
46 const SSLConfig& proxy_ssl_config, | |
47 HttpStreamRequest::Delegate* delegate, | |
48 WebSocketHandshakeStreamBase::CreateHelper* create_helper, | |
49 const BoundNetLog& net_log) override; | |
50 | |
51 void PreconnectStreams(int num_streams, | |
52 const HttpRequestInfo& info, | |
53 RequestPriority priority, | |
54 const SSLConfig& server_ssl_config, | |
55 const SSLConfig& proxy_ssl_config) override; | |
56 const HostMappingRules* GetHostMappingRules() const override; | |
57 | |
58 size_t num_orphaned_jobs() const { return orphaned_job_set_.size(); } | |
59 | |
60 private: | |
61 FRIEND_TEST_ALL_PREFIXES(HttpStreamFactoryImplRequestTest, SetPriority); | |
62 | |
63 class NET_EXPORT_PRIVATE Request; | |
64 class NET_EXPORT_PRIVATE Job; | |
65 | |
66 typedef std::set<Request*> RequestSet; | |
67 typedef std::map<SpdySessionKey, RequestSet> SpdySessionRequestMap; | |
68 | |
69 HttpStreamRequest* RequestStreamInternal( | |
70 const HttpRequestInfo& info, | |
71 RequestPriority priority, | |
72 const SSLConfig& server_ssl_config, | |
73 const SSLConfig& proxy_ssl_config, | |
74 HttpStreamRequest::Delegate* delegate, | |
75 WebSocketHandshakeStreamBase::CreateHelper* create_helper, | |
76 const BoundNetLog& net_log); | |
77 | |
78 AlternateProtocolInfo GetAlternateProtocolRequestFor( | |
79 const GURL& original_url, | |
80 GURL* alternate_url); | |
81 | |
82 // Detaches |job| from |request|. | |
83 void OrphanJob(Job* job, const Request* request); | |
84 | |
85 // Called when a SpdySession is ready. It will find appropriate Requests and | |
86 // fulfill them. |direct| indicates whether or not |spdy_session| uses a | |
87 // proxy. | |
88 void OnNewSpdySessionReady(const base::WeakPtr<SpdySession>& spdy_session, | |
89 bool direct, | |
90 const SSLConfig& used_ssl_config, | |
91 const ProxyInfo& used_proxy_info, | |
92 bool was_npn_negotiated, | |
93 NextProto protocol_negotiated, | |
94 bool using_spdy, | |
95 const BoundNetLog& net_log); | |
96 | |
97 // Called when the Job detects that the endpoint indicated by the | |
98 // Alternate-Protocol does not work. Lets the factory update | |
99 // HttpAlternateProtocols with the failure and resets the SPDY session key. | |
100 void OnBrokenAlternateProtocol(const Job*, const HostPortPair& origin); | |
101 | |
102 // Invoked when an orphaned Job finishes. | |
103 void OnOrphanedJobComplete(const Job* job); | |
104 | |
105 // Invoked when the Job finishes preconnecting sockets. | |
106 void OnPreconnectsComplete(const Job* job); | |
107 | |
108 // Called when the Preconnect completes. Used for testing. | |
109 virtual void OnPreconnectsCompleteInternal() {} | |
110 | |
111 HttpNetworkSession* const session_; | |
112 | |
113 // All Requests are handed out to clients. By the time HttpStreamFactoryImpl | |
114 // is destroyed, all Requests should be deleted (which should remove them from | |
115 // |request_map_|. The Requests will delete the corresponding job. | |
116 std::map<const Job*, Request*> request_map_; | |
117 | |
118 SpdySessionRequestMap spdy_session_request_map_; | |
119 | |
120 // These jobs correspond to jobs orphaned by Requests and now owned by | |
121 // HttpStreamFactoryImpl. Since they are no longer tied to Requests, they will | |
122 // not be canceled when Requests are canceled. Therefore, in | |
123 // ~HttpStreamFactoryImpl, it is possible for some jobs to still exist in this | |
124 // set. Leftover jobs will be deleted when the factory is destroyed. | |
125 std::set<const Job*> orphaned_job_set_; | |
126 | |
127 // These jobs correspond to preconnect requests and have no associated Request | |
128 // object. They're owned by HttpStreamFactoryImpl. Leftover jobs will be | |
129 // deleted when the factory is destroyed. | |
130 std::set<const Job*> preconnect_job_set_; | |
131 | |
132 const bool for_websockets_; | |
133 DISALLOW_COPY_AND_ASSIGN(HttpStreamFactoryImpl); | |
134 }; | |
135 | |
136 } // namespace net | |
137 | |
138 #endif // NET_HTTP_HTTP_STREAM_FACTORY_IMPL_H_ | |
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