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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 #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   virtual ~DebugDaemonLogSource();
     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   virtual 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_
     72