chrome/browser/chromeos/system_logs/debug_daemon_log_source.h

   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 #ifndef CHROME_BROWSER_CHROMEOS_SYSTEM_LOGS_DEBUG_DAEMON_LOG_SOURCE_H_
   6 #define CHROME_BROWSER_CHROMEOS_SYSTEM_LOGS_DEBUG_DAEMON_LOG_SOURCE_H_
   7
   8 #include <map>
   9 #include <string>
  10 #include <vector>
  11
  12 #include "base/files/file_path.h"
  13 #include "base/memory/weak_ptr.h"
  14 #include "chrome/browser/feedback/system_logs/system_logs_fetcher_base.h"
  15
  16 class Profile;
  17
  18 namespace system_logs {
  19
  20 // Gathers log data from Debug Daemon.
  21 class DebugDaemonLogSource : public SystemLogsSource {
  22  public:
  23   explicit DebugDaemonLogSource(bool scrub);
  24   ~DebugDaemonLogSource() override;
  25
  26   // SystemLogsSource override:
  27   // Fetches logs from the daemon over dbus. After the fetch is complete, the
  28   // results will be forwarded to the request supplied to the constructor and
  29   // this instance will free itself.
  30   void Fetch(const SysLogsSourceCallback& callback) override;
  31
  32  private:
  33   typedef std::map<std::string, std::string> KeyValueMap;
  34
  35   // Callbacks for the 5 different dbus calls to debugd.
  36   void OnGetRoutes(bool succeeded, const std::vector<std::string>& routes);
  37   void OnGetNetworkStatus(bool succeeded, const std::string& status);
  38   void OnGetModemStatus(bool succeeded, const std::string& status);
  39   void OnGetWiMaxStatus(bool succeeded, const std::string& status);
  40   void OnGetLogs(bool succeeded,
  41                  const KeyValueMap& logs);
  42   void OnGetUserLogFiles(bool succeeded,
  43                          const KeyValueMap& logs);
  44
  45   // Read the contents of the specified user logs files and adds it to
  46   // the response parameter.
  47   static void ReadUserLogFiles(
  48       const KeyValueMap& user_log_files,
  49       const std::vector<base::FilePath>& profile_dirs,
  50       SystemLogsResponse* response);
  51
  52   // Merge the responses from ReadUserLogFiles into the main response dict and
  53   // call RequestComplete to indicate that the user log files read is complete.
  54   void MergeResponse(SystemLogsResponse* response);
  55
  56   // Sends the data to the callback_ when all the requests are completed
  57   void RequestCompleted();
  58
  59   scoped_ptr<SystemLogsResponse> response_;
  60   SysLogsSourceCallback callback_;
  61   int num_pending_requests_;
  62   bool scrub_;
  63   base::WeakPtrFactory<DebugDaemonLogSource> weak_ptr_factory_;
  64
  65   DISALLOW_COPY_AND_ASSIGN(DebugDaemonLogSource);
  66 };
  67
  68
  69 }  // namespace system_logs
  70
  71 #endif  // CHROME_BROWSER_CHROMEOS_SYSTEM_LOGS_DEBUG_DAEMON_LOG_SOURCE_H_