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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