Real-time Tracking and Mapping of Geographic Objects by Ragi Burhum

Transcript

1. Real-time Tracking and Mapping of Geographic Objects Ragi Burhum @rburhum

   ragi@amigocloud.com

2. AmigoCloud We Synchronize Map Data - offline/online - edit

3. If you have tried this before, this may seem familiar…

4. Licensing Issues - Password-protected Site - Asset Tracking or similar

   - Map Data Provider’s (Navteq, TomTom/TeleAtlas, etc) Business Model
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6. Most People See This

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9. Examples of Free/Open Datasets Out There

10. OpenStreetMap

11. NAIP

12. SRTM

13. Natural Earth Data

14. Map Renderers (Mapnik, MapServer, GeoServer) + Style File

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16. Client-side Map JS Library

17. “Normal” GeoStack Nginx Gunicorn (Django) TileStache Memcached Mapnik PostgreSQL/PostGIS Data

    Storage Web / Mobile Client (OpenLayers) Varnish (80)

18. https://gist.github.com/RBURHUM/4559323

19. http://tilestache.org/doc/

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21. A good real-time tracking solution requires a stateful connection

22. Polling is BAD

23. Server-Side Events Instead of having [N] clients polling every [X]

    time interval, how about the server notifying you
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25. Publisher/Subscriber Queue One of the queues (RabbitMQ, Redis, etc) M3

    M2 M1 M4 Publisher Subscriber Subscriber Subscriber

26. Celery is awesome! from tasks import myCustomTask myCustomTask.do_work(my_data) myCustomTask.do_work.delay(my_data)

27. “Normal” GeoStack Nginx Gunicorn (Django) TileStache Memcached Mapnik PostgreSQL/PostGIS Data

    Storage Web / Mobile Client (OpenLayers) Varnish (80)

28. “Real-time” GeoStack Nginx Gunicorn (Django) TileStache Memcached Mapnik PostgreSQL/PostGIS Data

    Storage Web / Mobile Client (OpenLayers, Socket IO) Varnish (80) Celery with RabbitMQ Node.js with Socket IO

29. Demo http://abuse.amigocloud.com

30. None

31. Ragi Burhum @rburhum ragi@amigocloud.co m If you are in the

    Bay Area and like Geo: http://www.meetup.com/geomeetup