1. Web Services in the Real World By Afkham Azeez (azeez@wso2.com) & Eran Chinthaka (chinthaka@apache.org)azeez@wso2.comchinthaka@apache.org

2. Overview TODO

3. 1. Dynamic Routing + Auditing

4. Different Synapse configs during the day – Routing to different services based on the config Optimizing resource allocation – Synapse config dynamically built by combining different config elements All requests/responses should be logged for auditing purposes – Using log mediator When switching configs, servers are put into maintenance mode – Done using JMX What is the significance of using an ESB here?

5. 2. Push and Pull

6. Synapse trade reconciliation task periodically executed Get trading list from clearance data service Get corresponding successful trades from trading data service Reconcile data in the clearance database & trading database

7. 3. MDM & EDA Multiple customized IT management systems Different formats for data representation in these systems

8. 3. MDM & EDA

9. Adaptor Layer – Axis2 used for hosting adaptor services which talk to backend (BE) systems – Publishes events when changes occur in the BE systems – Publishes & subscribes to specific G-message events – Converts GBOs into ASBOs Integration Server – Acts as the event broker. – Transforms events into a generic format – Manages subscriptions Logic Server – Manages the master data repository – Takes care of the feedback problem Registry – Used for storing topics, subscriptions, policies

10. 4. Protocol Bridging

11. 5. External Authn & Authz

12. 6. External Authn & Authz 2

13. 6. Autoscaling

14. 7. Cloud Gateway

15. Questions

16. Thank You