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Lightweight Orchestration with WSO2 ESB


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  • 1. Lightweight orchestration with WSO2 Enterprise Service Bus Nadeesha Gamage © WSO2 2013. Not for redistribution. Commercial in Confidence.
  • 2. About WSO2 •  Providing the only complete open source componentized cloud platform –  –  Dedicated to removing all the stumbling blocks to enterprise agility Enabling you to focus on business logic and business value •  Recognized by leading analyst firms as visionaries and leaders –  –  Gartner cites WSO2 as visionaries in all 3 categories of application infrastructure Forrester places WSO2 in top 2 for API Management •  Global corporation with offices in USA, UK & Sri Lanka –  200+ employees and growing •  Business model of selling comprehensive support & maintenance for our products
  • 3. 150+ globally positioned support customers
  • 4. WSO2 Product Map
  • 5. Service Orchestration in SOA •  Coordinating and accessing multiple fine grained services from a single coarse-grained service. •  Client only has visible to a single coarse-grained service. •  Multiple other fine grained services are invoked from the coarse-grained service which are not directly visible to the client.
  • 6. Service orchestration in SOA
  • 7. Service orchestration in SOA for •  Blocking backend services – Service dependency exist. Response of one service is required for the next service.
  • 8. Service orchestration in SOA for •  Non Blocking backend services – Services are not depended on each other and can be invoked simultaneously.
  • 9. Service orchestration in SOA with the WSO2 ESB
  • 10. WSO2 ESB is… •  A lightweight, high performance ESB •  Feature rich and standards compliant •  SOAP and WS-* standards •  REST support •  Domain specific protocol support (eg: FIX) •  User friendly and highly extensible •  100% free and open source with commercial support
  • 11. WSO2 ESB - Some Functional Components •  •  •  •  •  •  •  •  •  •  Mediators Sequences Endpoints Proxy Services Event Sources Priority Executors Message Stores Tasks Local Entries Registry
  • 12. Mediators Rich mediator library, wherein most cases a single mediator can be directly mapped to an EIP.
  • 13. WSO2 Developer Studio How WSO2 Developer Studio can be used for Service Orchestration •  Message Mediation Sequences, Proxy Services, Endpoints, Local Entries Data Transformations Custom Mediators •  Create deployable artifacts that can be bundled and deployed to WSO2 ESB.
  • 14. WSO2 Carbon artifact deployment
  • 15. Blocking backend services with the WSO2 ESB
  • 16. Blocking backend services with the WSO2 ESB Scenario •  Client invokes a proxy service that would access two backend services to get the •  Price based on the Product Code •  Tax based on the State and the Price •  Client invocation would contain the Product Code and the State code. •  Client Receives the Tax applicable for the product.
  • 17. Blocking backend services with the WSO2 ESB
  • 18. Non blocking backend services
  • 19. Non blocking backend services Scenario •  Client invoking a proxy service that would access two backend services to get the •  Price based on the Product Code •  Product description based on the Product Code •  Client invocation would contain the Product Code •  Client Receives the Product Price and the Product Description.
  • 20. Non blocking backend services
  • 21. Engage with WSO2 •  Helping you get the most out of your deployments •  From project evaluation and inception to development and going into production, WSO2 is your partner in ensuring 100% project success