chrome/browser/chromeos/system_logs/device_event_log_source.cc

   1 // Copyright 2014 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 #include "chrome/browser/chromeos/system_logs/device_event_log_source.h"
   6
   7 #include "base/message_loop/message_loop.h"
   8 #include "components/device_event_log/device_event_log.h"
   9 #include "content/public/browser/browser_thread.h"
  10
  11 namespace system_logs {
  12
  13 const char kNetworkEventLogEntry[] = "network_event_log";
  14 const char kDeviceEventLogEntry[] = "device_event_log";
  15
  16 DeviceEventLogSource::DeviceEventLogSource() : SystemLogsSource("DeviceEvent") {
  17 }
  18
  19 DeviceEventLogSource::~DeviceEventLogSource() {
  20 }
  21
  22 void DeviceEventLogSource::Fetch(const SysLogsSourceCallback& callback) {
  23   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
  24   DCHECK(!callback.is_null());
  25
  26   scoped_ptr<SystemLogsResponse> response(new SystemLogsResponse);
  27   const int kMaxDeviceEventsForAboutSystem = 400;
  28   (*response)[kNetworkEventLogEntry] = device_event_log::GetAsString(
  29       device_event_log::OLDEST_FIRST, "time,file,level", "network",
  30       device_event_log::kDefaultLogLevel, kMaxDeviceEventsForAboutSystem);
  31   (*response)[kDeviceEventLogEntry] = device_event_log::GetAsString(
  32       device_event_log::OLDEST_FIRST, "time,file,type,level", "non-network",
  33       device_event_log::LOG_LEVEL_DEBUG, kMaxDeviceEventsForAboutSystem);
  34   callback.Run(response.get());
  35 }
  36
  37 }  // namespace system_logs