WSO2 and 2 Degrees Case Study

WSO2 and 2degrees Case-‐study Agile, Mobile Services Development via an SOA Neeraj Sa9ja -‐ So%ware Development Manager, 2degrees Mobile NZ Ltd Waruna Ranasinghe – Associate Technical Lead, Member IntegraBon Technology Group, WSO2 Asanka Abeysinghe -‐ Director, SoluBons Architecture, WSO2 © WSO2 2012. Not for redistribution. Commercial in Confidence.

About WSO2 •  WSO2 is the World’s only… •  lean middleware company •  on-‐premise and cloud (private/public) middleware plaLorm •  complete (data to screen) open source middleware company •  Founded in 2005 by acknowledged leaders in XML, web services •  technologies, standards and open source •  Funded ($11M) by Intel Capital and Quest So%ware •  160+ employees in USA, UK, Spain and Sri Lanka •  10 books published, 100+ technical arBcles, 30 PhD candidates, 2 PhDs •  Sri Lanka – center of excellence for Open Source •  Leading source of Apache Commiers outside the US •  Largest per-‐capita Open Source contributors in the world •  Leading source of Google Summer of Code winners

Selected Customers hKp://wso2.com/about/customers

WSO2 Middleware

Deployment Choices Stratos StratosLive Private Public PaaS PaaS Or, any combinaBon of these. (Same programming model across all deployment choices) Carbon On-‐Premise 5/17/12 5

WSO2 support engagement model -  QuickStart -  Development Support -  Development Services -  ProducBon Support -  Turnkey SoluBons

2degrees – A Brief History -  Wireless Telco Landscape in NZ in 2007-‐2008 -  Duopoly – Exorbitant prices and stale products -  No moBvaBon for innovaBon -  High barrier to entry -  2degrees Mobile Limited -  Set-‐up in 2007 -  IT Team set-‐up in 2008 -  Launch in 18 months -  Team of 5 people in IT, 2 focussed on SOA

2degrees – WSO2 Alliance: A Brief History DESIRED APPS/PRODUCTS/SERVICES RANGE

2degrees – WSO2 Alliance: A Brief History -  2degrees IT Requirements -  DisrupBve InnovaBon -‐ DifferenBators -  Complex workflows, Simple Interface -  Leverage web-‐service technology -  Flexible, configurable integraBon with Network Elements -  Rapid response to compeBBon -  Robust, scalable, reliable technology -  Decision to adopt SOA and light, flexible, scalable technology stack –Web services, ESB, N.E.

Supplier SelecBon Approach Review & select Get proposals Create shortlist Technical Q&A Create shortlist Oracle Mule Demos by WSO2 suppliers Demo briefs IBM Oracle With scenarios sent Mule to all suppliers WSO2 Apache Sonic Open

2degrees – WSO2 Alliance: A Brief History CAPABILITY MATRIX

Developing DiﬀerenBators – TOP UP

AUTO TOP UP 1.  Set up Customer sets up Auto Top Up in “Your 2Degrees”. Customer 2. Balance trigger registers their card, and the amount they want to top up When customer’s balance drops with each Bme. below $2.50, customer receives a text message asking whether they Systems/backend: want top up from their credit card. A > IN – enables balance noBficaBon for MSISDN “Y” reply will trigger the payment and > @billity – stores amount top up. > Flo2Cash – validates & stores credit card Systems/backend: 3.  Payment / top up > IN – triggers the text message when balance goes below $2.50 Customer replies “Y” to > Recharge gateway -‐ sends the text message to customer authorise/confirm payment and awaits reply Systems/backend: > Recharge gateway -‐ “looks up” customer’s amount from @billity > Recharge gateway – requests Flo2Cash to process $X payment against e-‐token > Recharge gateway (on confirmaBon from Flo2Cash of successful payment) – processes top up and sends standard top up confirmaBon messages 1

ME2U STEP-‐1 STEP-‐2 STEP-‐3 STEP-‐4

Developing DiﬀerenBators – FB TOP UP

Developing DiﬀerenBators – ONLINE POSTPAY CONVERSION

Business Process IntegraBon – Sample Flow

Component Architecture 2Degrees Customers Internal Technical Internal Business Delivery Channels Delivery Channels Delivery Channels Users Users External IntegraBon Layer Business Process Layer Internal IntegraBon Layer Business Services Business Data

SoluBon Architecture 2Degrees Customers Internal Technical Internal Business Delivery Channels Delivery Channels Delivery Channels Users Users External IntegraBon Layer Business Process Layer Internal IntegraBon Layer Business Data

WSO2 IntegraBon Overview 20

Deployment Architecture

Architectural Summary Before Now -  ESB and DSS ApplicaBons -  Full SOA ApplicaBon Stack -  Architecture build as needed – home-‐ -  Architecture build as per Best PracBces grown -  Removing complexity from Apps and -  Limited transacBon monitoring building it into BPS (debug logs) -  Full TransacBon monitoring -  Linux LVS used for clustering and load balancing -  Content Switch used for clustering and load balancing -  Development and Deployments manual -  Development and Deployments streamlined (Carbon Studio) -  Complex composite services deliver Business processes via ESB proxies -  Complex processes delivered via BPS and and sequences. simple via ESB

Project Challenges -  Huge scope -  Fluid business requirements -  Aggressive Bmeframes -  Lack of familiarity/experBse with the WSO2 stack -  Lack of enough skilled WSO2 resources in nz -  Ensure smooth handover to operaBons

Results -  Hired good middleware developers & administrators -  Went through WSO2 training (quickstart & webinar) – both project & operaBons resources -  Divided the scope in discrete work packets -  Tried to use out-‐of-‐box features as much as possible -  Implemented simpler requirements ﬁrst -  Consulted WSO2 -  Hired external auditors for security & performance tesBng -  Managed to deliver all the workﬂows & applicaBons on schedule

Vision & Future IniBaBves -  Introduce Governance and Business AcBvity Monitor -  IdenBfy the scalability needs by doing a capacity planning -  Re-‐architect by idenBfing the common shared services -  ConBnued Focus on InnovaBon & DifferenBators -  Offer comprehensive customer lifecycle through Online channels -  Create Web Service wrappers for all key Telco Systems/Network Elements to enable flexibility in design using the SOA paradigm -  UBlize smart technology to give rapid response to compeBBon -  Increased porLolio of services offered through Social Networking tools -  Facilitate innovaBve models like SDP and external partner collaboraBon and shape the 2degrees SOA stack accordingly

More Info§  Corporate website: hKp://wso2.com §  Developer portal: hKp://wso2.org §  Business development team: bizdev@wso2.com §  2degreesmobile §  Website : hp://www.2degreesmobile.co.nz/

Upcoming Webinars •  Enterprise Use Case Webinar -‐ Applica9on Development Using the WSO2 Developer Studio -‐ Thursday, 24th May 2012 •  WSO2 Product Release Webinar: Introducing Jaggery, the Server-‐Side JavaScript Framework for Composing Web Apps -‐ Thursday, 31st May 2012 •  WSO2 & eBay Case Study -‐ How eBay Uses the Open Source WSO2 ESB to Process Over 1 Billion Transac9ons Per Day -‐ Thursday, 7th June 2012 •  WSO2 Advantage Webinar: Apply API Governance to RESTful Service APIs using WSO2 Governance Registry and WSO2 API Manager -‐ Thursday, 14th June 2012 5/17/12 27

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WSO2 and 2 Degrees Case Study

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