1 // Copyright 2018 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 SERVICES_NETWORK_NETWORK_SERVICE_PROXY_DELEGATE_H_
6 #define SERVICES_NETWORK_NETWORK_SERVICE_PROXY_DELEGATE_H_
7
8 #include <deque>
9
10 #include "base/component_export.h"
11 #include "base/macros.h"
12 #include "mojo/public/cpp/bindings/receiver.h"
13 #include "net/base/proxy_delegate.h"
14 #include "services/network/public/mojom/network_context.mojom.h"
15
16 namespace net {
17 class HttpRequestHeaders;
18 class ProxyResolutionService;
19 } // namespace net
20
21 namespace network {
22
23 // NetworkServiceProxyDelegate is used to support the custom proxy
24 // configuration, which can be set in
25 // NetworkContextParams.custom_proxy_config_client_receiver.
COMPONENT_EXPORT(NETWORK_SERVICE)26 class COMPONENT_EXPORT(NETWORK_SERVICE) NetworkServiceProxyDelegate
27 : public net::ProxyDelegate,
28 public mojom::CustomProxyConfigClient {
29 public:
30 explicit NetworkServiceProxyDelegate(
31 mojom::CustomProxyConfigPtr initial_config,
32 mojo::PendingReceiver<mojom::CustomProxyConfigClient>
33 config_client_receiver);
34 ~NetworkServiceProxyDelegate() override;
35
36 void SetProxyResolutionService(
37 net::ProxyResolutionService* proxy_resolution_service) {
38 proxy_resolution_service_ = proxy_resolution_service;
39 }
40
41 // net::ProxyDelegate implementation:
42 void OnResolveProxy(const GURL& url,
43 const std::string& method,
44 const net::ProxyRetryInfoMap& proxy_retry_info,
45 net::ProxyInfo* result) override;
46 void OnFallback(const net::ProxyServer& bad_proxy, int net_error) override;
47 void OnBeforeTunnelRequest(const net::ProxyServer& proxy_server,
48 net::HttpRequestHeaders* extra_headers) override;
49 net::Error OnTunnelHeadersReceived(
50 const net::ProxyServer& proxy_server,
51 const net::HttpResponseHeaders& response_headers) override;
52
53 private:
54 // Checks whether |proxy_server| is present in the current proxy config.
55 bool IsInProxyConfig(const net::ProxyServer& proxy_server) const;
56
57 // Whether the current config may proxy |url|.
58 bool MayProxyURL(const GURL& url) const;
59
60 // Whether the HTTP |method| with current |proxy_info| is eligible to be
61 // proxied.
62 bool EligibleForProxy(const net::ProxyInfo& proxy_info,
63 const std::string& method) const;
64
65 // mojom::CustomProxyConfigClient implementation:
66 void OnCustomProxyConfigUpdated(
67 mojom::CustomProxyConfigPtr proxy_config) override;
68 void MarkProxiesAsBad(base::TimeDelta bypass_duration,
69 const net::ProxyList& bad_proxies,
70 MarkProxiesAsBadCallback callback) override;
71 void ClearBadProxiesCache() override;
72
73 mojom::CustomProxyConfigPtr proxy_config_;
74 mojo::Receiver<mojom::CustomProxyConfigClient> receiver_;
75
76 net::ProxyResolutionService* proxy_resolution_service_ = nullptr;
77
78 DISALLOW_COPY_AND_ASSIGN(NetworkServiceProxyDelegate);
79 };
80
81 } // namespace network
82
83 #endif // SERVICES_NETWORK_NETWORK_SERVICE_PROXY_DELEGATE_H_
84