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
6. Most People See This
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
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/
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
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
31. Ragi Burhum @rburhum ragi@amigocloud.co m If you are in the Bay Area and like Geo: http://www.meetup.com/geomeetup