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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This is a small utility that snarfs the server time from the | 5 // This is a small utility that snarfs the server time from the |
6 // response headers of an http/https HEAD request and compares it to | 6 // response headers of an http/https HEAD request and compares it to |
7 // the local time. | 7 // the local time. |
8 // | 8 // |
9 // TODO(akalin): Also snarf the server time from the TLS handshake, if | 9 // TODO(akalin): Also snarf the server time from the TLS handshake, if |
10 // any (http://crbug.com/146090). | 10 // any (http://crbug.com/146090). |
11 | 11 |
12 #include <cstdio> | 12 #include <cstdio> |
13 #include <cstdlib> | 13 #include <cstdlib> |
14 #include <memory> | 14 #include <memory> |
15 #include <string> | 15 #include <string> |
16 | 16 |
17 #include "base/at_exit.h" | 17 #include "base/at_exit.h" |
18 #include "base/command_line.h" | 18 #include "base/command_line.h" |
19 #include "base/compiler_specific.h" | 19 #include "base/compiler_specific.h" |
20 #include "base/format_macros.h" | 20 #include "base/format_macros.h" |
21 #include "base/i18n/time_formatting.h" | 21 #include "base/i18n/time_formatting.h" |
22 #include "base/json/json_writer.h" | 22 #include "base/json/json_writer.h" |
23 #include "base/logging.h" | 23 #include "base/logging.h" |
24 #include "base/macros.h" | 24 #include "base/macros.h" |
25 #include "base/memory/ptr_util.h" | 25 #include "base/memory/ptr_util.h" |
26 #include "base/memory/ref_counted.h" | 26 #include "base/memory/ref_counted.h" |
27 #include "base/message_loop/message_loop.h" | 27 #include "base/message_loop/message_loop.h" |
| 28 #include "base/run_loop.h" |
28 #include "base/single_thread_task_runner.h" | 29 #include "base/single_thread_task_runner.h" |
29 #include "base/strings/string_number_conversions.h" | 30 #include "base/strings/string_number_conversions.h" |
30 #include "base/strings/utf_string_conversions.h" | 31 #include "base/strings/utf_string_conversions.h" |
31 #include "base/time/time.h" | 32 #include "base/time/time.h" |
32 #include "base/values.h" | 33 #include "base/values.h" |
33 #include "build/build_config.h" | 34 #include "build/build_config.h" |
34 #include "net/base/net_errors.h" | 35 #include "net/base/net_errors.h" |
35 #include "net/http/http_response_headers.h" | 36 #include "net/http/http_response_headers.h" |
36 #include "net/log/net_log.h" | 37 #include "net/log/net_log.h" |
37 #include "net/url_request/url_fetcher.h" | 38 #include "net/url_request/url_fetcher.h" |
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245 const base::Time start_time = base::Time::Now(); | 246 const base::Time start_time = base::Time::Now(); |
246 const base::TimeTicks start_ticks = base::TimeTicks::Now(); | 247 const base::TimeTicks start_ticks = base::TimeTicks::Now(); |
247 | 248 |
248 fetcher->Start(); | 249 fetcher->Start(); |
249 std::printf( | 250 std::printf( |
250 "Request started at %s (ticks = %" PRId64 ")\n", | 251 "Request started at %s (ticks = %" PRId64 ")\n", |
251 UTF16ToUTF8(base::TimeFormatFriendlyDateAndTime(start_time)).c_str(), | 252 UTF16ToUTF8(base::TimeFormatFriendlyDateAndTime(start_time)).c_str(), |
252 start_ticks.ToInternalValue()); | 253 start_ticks.ToInternalValue()); |
253 | 254 |
254 // |delegate| quits |main_loop| when the request is done. | 255 // |delegate| quits |main_loop| when the request is done. |
255 main_loop.Run(); | 256 base::RunLoop().Run(); |
256 | 257 |
257 const base::Time end_time = base::Time::Now(); | 258 const base::Time end_time = base::Time::Now(); |
258 const base::TimeTicks end_ticks = base::TimeTicks::Now(); | 259 const base::TimeTicks end_ticks = base::TimeTicks::Now(); |
259 | 260 |
260 std::printf( | 261 std::printf( |
261 "Request ended at %s (ticks = %" PRId64 ")\n", | 262 "Request ended at %s (ticks = %" PRId64 ")\n", |
262 UTF16ToUTF8(base::TimeFormatFriendlyDateAndTime(end_time)).c_str(), | 263 UTF16ToUTF8(base::TimeFormatFriendlyDateAndTime(end_time)).c_str(), |
263 end_ticks.ToInternalValue()); | 264 end_ticks.ToInternalValue()); |
264 | 265 |
265 const int64_t delta_ticks_internal = | 266 const int64_t delta_ticks_internal = |
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318 &skew, &skew_uncertainty); | 319 &skew, &skew_uncertainty); |
319 | 320 |
320 std::printf( | 321 std::printf( |
321 "An estimate for the local clock skew is %.2f ms with " | 322 "An estimate for the local clock skew is %.2f ms with " |
322 "uncertainty %.2f ms\n", | 323 "uncertainty %.2f ms\n", |
323 skew.InMillisecondsF(), | 324 skew.InMillisecondsF(), |
324 skew_uncertainty.InMillisecondsF()); | 325 skew_uncertainty.InMillisecondsF()); |
325 | 326 |
326 return EXIT_SUCCESS; | 327 return EXIT_SUCCESS; |
327 } | 328 } |
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