xref: /aosp_15_r20/external/cronet/net/quic/quic_session_pool_proxy_job.h (revision 6777b5387eb2ff775bb5750e3f5d96f37fb7352b)
1 // Copyright 2024 The Chromium Authors
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_QUIC_QUIC_SESSION_POOL_PROXY_JOB_H_
6 #define NET_QUIC_QUIC_SESSION_POOL_PROXY_JOB_H_
7 
8 #include <memory>
9 
10 #include "net/base/http_user_agent_settings.h"
11 #include "net/base/request_priority.h"
12 #include "net/log/net_log_with_source.h"
13 #include "net/quic/quic_session_pool.h"
14 #include "net/quic/quic_session_pool_job.h"
15 #include "net/quic/quic_session_pool_session_attempt.h"
16 #include "net/third_party/quiche/src/quiche/quic/core/quic_versions.h"
17 #include "net/traffic_annotation/network_traffic_annotation.h"
18 
19 namespace net {
20 
21 // A ProxyJob is a QuicSessionPool::Job that handles connections to the
22 // destination over a (QUIC) proxy.
23 class QuicSessionPool::ProxyJob : public QuicSessionPool::Job {
24  public:
25   ProxyJob(QuicSessionPool* pool,
26            quic::ParsedQuicVersion quic_version,
27            const QuicSessionAliasKey& key,
28            NetworkTrafficAnnotationTag proxy_annotation_tag,
29            const HttpUserAgentSettings* http_user_agent_settings,
30            std::unique_ptr<CryptoClientConfigHandle> client_config_handle,
31            RequestPriority priority,
32            int cert_verify_flags,
33            const NetLogWithSource& net_log);
34 
35   ~ProxyJob() override;
36 
37   // QuicSessionPool::Job implementation.
38   int Run(CompletionOnceCallback callback) override;
39   void SetRequestExpectations(QuicSessionRequest* request) override;
40   void PopulateNetErrorDetails(NetErrorDetails* details) const override;
41 
42  private:
43   int DoLoop(int rv);
44   int DoCreateProxySession();
45   int DoCreateProxySessionComplete(int rv);
46   int DoCreateProxyStream();
47   int DoCreateProxyStreamComplete(int rv);
48   int DoAttemptSession();
49 
50   void OnIOComplete(int rv);
51   void OnSessionAttemptComplete(int rv);
52 
GetWeakPtr()53   base::WeakPtr<ProxyJob> GetWeakPtr() { return weak_factory_.GetWeakPtr(); }
54 
55   enum IoState {
56     STATE_NONE,
57     STATE_CREATE_PROXY_SESSION,
58     STATE_CREATE_PROXY_SESSION_COMPLETE,
59     STATE_CREATE_PROXY_STREAM,
60     STATE_CREATE_PROXY_STREAM_COMPLETE,
61     STATE_ATTEMPT_SESSION,
62   };
63 
64   CompletionRepeatingCallback io_callback_;
65   IoState io_state_ = STATE_CREATE_PROXY_SESSION;
66 
67   std::unique_ptr<QuicSessionRequest> proxy_session_request_;
68   std::unique_ptr<QuicChromiumClientSession::Handle> proxy_session_;
69   std::unique_ptr<QuicChromiumClientStream::Handle> proxy_stream_;
70   NetErrorDetails net_error_details_;
71   quic::ParsedQuicVersion quic_version_;
72   quic::ParsedQuicVersion quic_version_used_ =
73       quic::ParsedQuicVersion::Unsupported();
74   NetworkTrafficAnnotationTag proxy_annotation_tag_;
75   const int cert_verify_flags_;
76   raw_ptr<const HttpUserAgentSettings> http_user_agent_settings_;
77   CompletionOnceCallback callback_;
78   std::unique_ptr<SessionAttempt> session_attempt_;
79   base::WeakPtrFactory<ProxyJob> weak_factory_{this};
80 };
81 
82 }  // namespace net
83 
84 #endif  // NET_QUIC_QUIC_SESSION_POOL_PROXY_JOB_H_
85