Fawkes API  Fawkes Development Version
mongodb_log_image_thread.h
1 
2 /***************************************************************************
3  * image_thread.h - Thread to log images to MongoDB
4  *
5  * Created: Tue Apr 10 22:12:27 2012
6  * Copyright 2011-2012 Tim Niemueller [www.niemueller.de]
7  * 2012 Bastian Klingen
8  ****************************************************************************/
9 
10 /* This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU Library General Public License for more details.
19  *
20  * Read the full text in the LICENSE.GPL file in the doc directory.
21  */
22 
23 #ifndef _PLUGINS_MONGODB_LOG_MONGODB_LOG_IMAGE_THREAD_H_
24 #define _PLUGINS_MONGODB_LOG_MONGODB_LOG_IMAGE_THREAD_H_
25 
26 #include <aspect/blocked_timing.h>
27 #include <aspect/clock.h>
28 #include <aspect/configurable.h>
29 #include <aspect/logging.h>
30 #include <aspect/pointcloud.h>
31 #include <core/threading/mutex.h>
32 #include <core/threading/thread.h>
33 #include <plugins/mongodb/aspect/mongodb.h>
34 
35 #include <list>
36 #include <mongocxx/client.hpp>
37 #include <mongocxx/gridfs/bucket.hpp>
38 #include <queue>
39 #include <set>
40 #include <string>
41 
42 namespace firevision {
43 class SharedMemoryImageBuffer;
44 }
45 
46 namespace fawkes {
47 class Mutex;
48 class TimeWait;
49 } // namespace fawkes
50 
51 namespace mongo {
52 class GridFS;
53 }
54 
56  public fawkes::ClockAspect,
57  public fawkes::LoggingAspect,
60 {
61 public:
63  virtual ~MongoLogImagesThread();
64 
65  virtual void init();
66  virtual void loop();
67  virtual bool prepare_finalize_user();
68  virtual void finalize();
69 
70  /** Stub to see name in backtrace for easier debugging. @see Thread::run() */
71 protected:
72  virtual void
73  run()
74  {
75  Thread::run();
76  }
77 
78 private:
79  void update_images();
80  void get_sets(std::set<std::string> &missing_images, std::set<std::string> &unbacked_images);
81 
82 private:
83  /// @cond INTERNALS
84  typedef struct
85  {
86  std::string topic_name;
87  fawkes::Time last_sent;
89  } ImageInfo;
90  /// @endcond
91  std::map<std::string, ImageInfo> imgs_;
92 
93  fawkes::Time * last_update_;
94  fawkes::Time * now_;
95  mongocxx::client * mongodb_;
96  mongocxx::gridfs::bucket gridfs_;
97  std::string collection_;
98  std::string database_;
99 
100  fawkes::Mutex * mutex_;
101  fawkes::TimeWait *wait_;
102 
103  std::vector<std::string> includes_;
104  std::vector<std::string> excludes_;
105 
106  unsigned int cfg_chunk_size_;
107  float cfg_storage_interval_;
108 };
109 
110 #endif
fawkes::MongoDBAspect
Thread aspect to access MongoDB.
Definition: mongodb.h:39
fawkes::Mutex
Mutex mutual exclusion lock.
Definition: mutex.h:33
MongoLogImagesThread::loop
virtual void loop()
Code to execute in the thread.
Definition: mongodb_log_image_thread.cpp:120
MongoLogImagesThread
Thread to export Fawkes images to MongoDB.
Definition: mongodb_log_image_thread.h:60
firevision::SharedMemoryImageBuffer
Shared memory image buffer.
Definition: shm_image.h:184
MongoLogImagesThread::finalize
virtual void finalize()
Finalize the thread.
Definition: mongodb_log_image_thread.cpp:105
MongoLogImagesThread::run
virtual void run()
Stub to see name in backtrace for easier debugging.
Definition: mongodb_log_image_thread.h:73
fawkes
Fawkes library namespace.
fawkes::LoggingAspect
Thread aspect to log output.
Definition: logging.h:33
MongoLogImagesThread::~MongoLogImagesThread
virtual ~MongoLogImagesThread()
Destructor.
Definition: mongodb_log_image_thread.cpp:55
MongoLogImagesThread::prepare_finalize_user
virtual bool prepare_finalize_user()
Prepare finalization user implementation.
Definition: mongodb_log_image_thread.cpp:98
fawkes::Time
A class for handling time.
Definition: time.h:93
MongoLogImagesThread::MongoLogImagesThread
MongoLogImagesThread()
Constructor.
Definition: mongodb_log_image_thread.cpp:48
fawkes::Thread
Thread class encapsulation of pthreads.
Definition: thread.h:46
fawkes::TimeWait
Time wait utility.
Definition: wait.h:33
fawkes::ConfigurableAspect
Thread aspect to access configuration data.
Definition: configurable.h:33
fawkes::ClockAspect
Thread aspect that allows to obtain the current time from the clock.
Definition: clock.h:34
ImageInfo
ImageInfo representation for JSON transfer.
Definition: ImageInfo.h:28
MongoLogImagesThread::init
virtual void init()
Initialize the thread.
Definition: mongodb_log_image_thread.cpp:60