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Side by Side Diff: net/tools/net_watcher/net_watcher.cc

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 // This is a small utility that watches for and logs network changes.
6
7 #include <string>
8
9 #include "base/at_exit.h"
10 #include "base/basictypes.h"
11 #include "base/command_line.h"
12 #include "base/compiler_specific.h"
13 #include "base/json/json_writer.h"
14 #include "base/logging.h"
15 #include "base/memory/scoped_ptr.h"
16 #include "base/message_loop/message_loop.h"
17 #include "base/profiler/scoped_tracker.h"
18 #include "base/values.h"
19 #include "build/build_config.h"
20 #include "net/base/network_change_notifier.h"
21 #include "net/proxy/proxy_config.h"
22 #include "net/proxy/proxy_config_service.h"
23 #include "net/proxy/proxy_service.h"
24
25 #if defined(USE_GLIB) && !defined(OS_CHROMEOS)
26 #include <glib-object.h>
27 #endif
28
29 #if defined(OS_MACOSX)
30 #include "base/mac/scoped_nsautorelease_pool.h"
31 #endif
32
33 namespace {
34
35 // Conversions from various network-related types to string.
36
37 const char* ConnectionTypeToString(
38 net::NetworkChangeNotifier::ConnectionType type) {
39 switch (type) {
40 case net::NetworkChangeNotifier::CONNECTION_UNKNOWN:
41 return "CONNECTION_UNKNOWN";
42 case net::NetworkChangeNotifier::CONNECTION_ETHERNET:
43 return "CONNECTION_ETHERNET";
44 case net::NetworkChangeNotifier::CONNECTION_WIFI:
45 return "CONNECTION_WIFI";
46 case net::NetworkChangeNotifier::CONNECTION_2G:
47 return "CONNECTION_2G";
48 case net::NetworkChangeNotifier::CONNECTION_3G:
49 return "CONNECTION_3G";
50 case net::NetworkChangeNotifier::CONNECTION_4G:
51 return "CONNECTION_4G";
52 case net::NetworkChangeNotifier::CONNECTION_NONE:
53 return "CONNECTION_NONE";
54 case net::NetworkChangeNotifier::CONNECTION_BLUETOOTH:
55 return "CONNECTION_BLUETOOTH";
56 default:
57 return "CONNECTION_UNEXPECTED";
58 }
59 }
60
61 std::string ProxyConfigToString(const net::ProxyConfig& config) {
62 scoped_ptr<base::Value> config_value(config.ToValue());
63 std::string str;
64 base::JSONWriter::Write(config_value.get(), &str);
65 return str;
66 }
67
68 const char* ConfigAvailabilityToString(
69 net::ProxyConfigService::ConfigAvailability availability) {
70 switch (availability) {
71 case net::ProxyConfigService::CONFIG_PENDING:
72 return "CONFIG_PENDING";
73 case net::ProxyConfigService::CONFIG_VALID:
74 return "CONFIG_VALID";
75 case net::ProxyConfigService::CONFIG_UNSET:
76 return "CONFIG_UNSET";
77 default:
78 return "CONFIG_UNEXPECTED";
79 }
80 }
81
82 // The main observer class that logs network events.
83 class NetWatcher :
84 public net::NetworkChangeNotifier::IPAddressObserver,
85 public net::NetworkChangeNotifier::ConnectionTypeObserver,
86 public net::NetworkChangeNotifier::DNSObserver,
87 public net::NetworkChangeNotifier::NetworkChangeObserver,
88 public net::ProxyConfigService::Observer {
89 public:
90 NetWatcher() {}
91
92 ~NetWatcher() override {}
93
94 // net::NetworkChangeNotifier::IPAddressObserver implementation.
95 void OnIPAddressChanged() override { LOG(INFO) << "OnIPAddressChanged()"; }
96
97 // net::NetworkChangeNotifier::ConnectionTypeObserver implementation.
98 void OnConnectionTypeChanged(
99 net::NetworkChangeNotifier::ConnectionType type) override {
100 LOG(INFO) << "OnConnectionTypeChanged("
101 << ConnectionTypeToString(type) << ")";
102 }
103
104 // net::NetworkChangeNotifier::DNSObserver implementation.
105 void OnDNSChanged() override { LOG(INFO) << "OnDNSChanged()"; }
106
107 // net::NetworkChangeNotifier::NetworkChangeObserver implementation.
108 void OnNetworkChanged(
109 net::NetworkChangeNotifier::ConnectionType type) override {
110 LOG(INFO) << "OnNetworkChanged("
111 << ConnectionTypeToString(type) << ")";
112 }
113
114 // net::ProxyConfigService::Observer implementation.
115 void OnProxyConfigChanged(
116 const net::ProxyConfig& config,
117 net::ProxyConfigService::ConfigAvailability availability) override {
118 // TODO(pkasting): Remove ScopedTracker below once crbug.com/455942 is
119 // fixed.
120 tracked_objects::ScopedTracker tracking_profile(
121 FROM_HERE_WITH_EXPLICIT_FUNCTION(
122 "455942 NetWatcher::OnProxyConfigChanged"));
123 LOG(INFO) << "OnProxyConfigChanged("
124 << ProxyConfigToString(config) << ", "
125 << ConfigAvailabilityToString(availability) << ")";
126 }
127
128 private:
129 DISALLOW_COPY_AND_ASSIGN(NetWatcher);
130 };
131
132 } // namespace
133
134 int main(int argc, char* argv[]) {
135 #if defined(OS_MACOSX)
136 base::mac::ScopedNSAutoreleasePool pool;
137 #endif
138 #if defined(USE_GLIB) && !defined(OS_CHROMEOS)
139 // g_type_init will be deprecated in 2.36. 2.35 is the development
140 // version for 2.36, hence do not call g_type_init starting 2.35.
141 // http://developer.gnome.org/gobject/unstable/gobject-Type-Information.html#g -type-init
142 #if !GLIB_CHECK_VERSION(2, 35, 0)
143 // Needed so ProxyConfigServiceLinux can use gconf.
144 // Normally handled by BrowserMainLoop::InitializeToolkit().
145 g_type_init();
146 #endif
147 #endif // defined(USE_GLIB) && !defined(OS_CHROMEOS)
148 base::AtExitManager exit_manager;
149 base::CommandLine::Init(argc, argv);
150 logging::LoggingSettings settings;
151 settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
152 logging::InitLogging(settings);
153
154 // Just make the main message loop the network loop.
155 base::MessageLoopForIO network_loop;
156
157 NetWatcher net_watcher;
158
159 scoped_ptr<net::NetworkChangeNotifier> network_change_notifier(
160 net::NetworkChangeNotifier::Create());
161
162 // Use the network loop as the file loop also.
163 scoped_ptr<net::ProxyConfigService> proxy_config_service(
164 net::ProxyService::CreateSystemProxyConfigService(
165 network_loop.message_loop_proxy(),
166 network_loop.message_loop_proxy()));
167
168 // Uses |network_change_notifier|.
169 net::NetworkChangeNotifier::AddIPAddressObserver(&net_watcher);
170 net::NetworkChangeNotifier::AddConnectionTypeObserver(&net_watcher);
171 net::NetworkChangeNotifier::AddDNSObserver(&net_watcher);
172 net::NetworkChangeNotifier::AddNetworkChangeObserver(&net_watcher);
173
174 proxy_config_service->AddObserver(&net_watcher);
175
176 LOG(INFO) << "Initial connection type: "
177 << ConnectionTypeToString(
178 network_change_notifier->GetCurrentConnectionType());
179
180 {
181 net::ProxyConfig config;
182 const net::ProxyConfigService::ConfigAvailability availability =
183 proxy_config_service->GetLatestProxyConfig(&config);
184 LOG(INFO) << "Initial proxy config: "
185 << ProxyConfigToString(config) << ", "
186 << ConfigAvailabilityToString(availability);
187 }
188
189 LOG(INFO) << "Watching for network events...";
190
191 // Start watching for events.
192 network_loop.Run();
193
194 proxy_config_service->RemoveObserver(&net_watcher);
195
196 // Uses |network_change_notifier|.
197 net::NetworkChangeNotifier::RemoveDNSObserver(&net_watcher);
198 net::NetworkChangeNotifier::RemoveConnectionTypeObserver(&net_watcher);
199 net::NetworkChangeNotifier::RemoveIPAddressObserver(&net_watcher);
200 net::NetworkChangeNotifier::RemoveNetworkChangeObserver(&net_watcher);
201
202 return 0;
203 }
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