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Get On The Bus

Get On The Bus. Chris Klug – Code Ninja chris@activesolution.se | @ ZeroKoll http://chris.59north.com/. Who am I?. Assumptions. What is the Windows Azure Service Bus?. 2 features and a kicker. Relayed Messaging 101. Client. Service. Service Bus. Demo.

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Get On The Bus

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  1. Get On The Bus Chris Klug – Code Ninja chris@activesolution.se | @ZeroKoll http://chris.59north.com/

  2. Who am I?

  3. Assumptions

  4. What is the Windows Azure Service Bus? 2 features and a kicker

  5. Relayed Messaging 101

  6. Client Service Service Bus

  7. Demo Creating a relayed service

  8. Discovery ...built into the Service Bus...

  9. Demo Making a service discoverable

  10. LoadbalancingRelayed Calls ...just add a second service...or third...or...

  11. Demo Loadbalancing a relayed service

  12. HTTP API ...everyone’sfavorite API...

  13. Demo Making the IsItFridayHTTP-based

  14. Brokered Messaging 101

  15. Queues & Topics Service Bus Client Service

  16. 2 Main Features Queues | Topics & Subscriptions

  17. Service Bus Queues • 256kb Payload limit • 1-5Gb storage limit • Long-polling in client • Two retrieval models • PeekLock, ReceiveAndDelete • Supports deadlettering

  18. Queues – Message Retrieval • ReceiveAndDelete • Retrieves and Deletes message in one • PeekLock • Retrieves and locks message • Complete(), Abandon(), Defer() or Deadletter()

  19. Demo Using Service Bus Queues

  20. Topics & Subscriptions Subscription Subscription Topic Service Bus Service Bus Service Bus Service Client Client Client Client

  21. Topics & Subscriptions • Create a Topic • Publisher sends messages to Topic • Service Bus forwards messages toSubscriptions • Subscribersretrieve and handle messages from Subscriptions

  22. Topics & Subscriptions – Cont. • Builds on Service Bus Queues • Relies on BrokeredMessage • Supports same features • Deadlettering, retrieval mode etc per Subscription

  23. Demo Using Service Bus Topics

  24. Subscription Filters • Filters Topic messages based on SQL statement • Declared at Subscription creation time

  25. Demo Adding a Subscription Filter

  26. Deadlettering • Poison messages • MaxDeliveryCount • EnableDeadLetteringOnMessageExpiration • BrokeredMessage.TimeToLive • <Target>.DefaultMessageTimeToLive • Deadletter • MyQueue/$DeadLetterQueue • <Target>Client.FormatDeadLetterPath() • Queue must be emptied!!!

  27. Demo Usingdeadlettering

  28. Autoforwarding Supplier=‘MrZog’ Supplier=‘MrZog’ Supplier=‘MrZog’ Region=‘Europe’ Region=‘Asia’ Region=‘Usa’ OrdersUsa MrZog MrZog MrZog OrdersAsia Topic Queue Subscription OrdersEurope Client Usa MrZog Asia Orders Europe

  29. Demo Usingautoforwarding

  30. Service Bus NotificationHubs

  31. Thank you! Any Questions? Chris Klug chris@activesolution.se | @ZeroKoll http://chris.59north.com/

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