Next Generation Service-Oriented Architectures Ulrich Roxburgh Consulting Architect Microsoft New Zealand ARC213

Next Generation Next Generation Service-Oriented Service-Oriented ArchitecturesArchitectures

Ulrich RoxburghUlrich RoxburghConsulting ArchitectConsulting ArchitectMicrosoft New ZealandMicrosoft New Zealand

ARC213

AgendaAgenda

IntroductionsIntroductionsThe challenges of the next three yearsThe challenges of the next three years

TechnicalTechnicalRegulatoryRegulatoryCompetitiveCompetitive

Why so many organizations will failWhy so many organizations will failFour steps to survive and thriveFour steps to survive and thrive

Adopt the new Web ServicesAdopt the new Web ServicesAdopt a new meta-architectureAdopt a new meta-architectureAdopt a new processAdopt a new processBuild a new organizationBuild a new organization

Legal NoticesLegal Notices

This presentation is copyright © 1997, 1998, This presentation is copyright © 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 by 1999, 2000, 2001, 2002, 2003, 2004, 2005 by ObjectWatch, Inc., Austin, Texas. All rights ObjectWatch, Inc., Austin, Texas. All rights reserved. reserved. ObjectWatch® and Software Fortresses® are ObjectWatch® and Software Fortresses® are registered trademarks of ObjectWatch, Inc. registered trademarks of ObjectWatch, Inc. SOA-FastTrackSOA-FastTrack™™ is a trademark of is a trademark of ObjectWatch, Inc. Other trademarks are ObjectWatch, Inc. Other trademarks are owned by their respective companies.owned by their respective companies.The clipart is taken from www.clipart.com The clipart is taken from www.clipart.com and used with permissionand used with permission

Today’s ArchitecturesToday’s Architectures

Human Users Business Applications Data Storage

SOASOA

Road MapRoad Map





Today’s SOAP ArchitectureToday’s SOAP Architecture

Inventory Supplier

Buy Coke

SOAP Message

Buy Coke

SOAP to WS-SCRAMSOAP to WS-SCRAM

W S – S C R A M

Web Service

SecureCoordinated

ReliableAsynchronousMessaging

Tomorrow’s SCRAMTomorrow’s SCRAM

Buy Coke Buy Coke

Intermed 1

Intermed 2

message body

Intermediary2Intermed 2

header block

Intermediary1

Intermed 1 header block

SOAP Header

SOAP Message

Inventory SupplierFrom Architect Technology From Architect Technology Advisory Oct, 2004 Oct, 2004

SOAP Generation 2SOAP Generation 2

W S – S C R A M

Secure

What We Hope HappensWhat We Hope Happens

SOAP Message

Transport Mechanism

Business Application 1

Business Application 2

SOAP Request

SOAP Request Body

WS-Security Header Block

session key

Receiver’s public key

Public:Private:

Cleartext

ciphertext

session key

WS-SecurityWS-Security

From Architect Technology From Architect Technology Advisory Dec, 2004 Dec, 2004


W S – S C R A M

Coordinated

The ProblemThe Problem

Table 1

xxxxxxx xxxx xxx xxxxxxx

122 1/17/05 123-44-1234 35.00

9002 1/17/05 321-44-4321 70.00

Table 2xxxxxxx xxxxxxx

122 4001

9002 1320

9002 1390

Table 3xxxxxxx xxxxxxx ...

1320 AF001 ...

1390 CH002 ...

9002 CO004 ....

Table 4xxxxxxx xxxxxxx ...

AF001 1000.00 ...

CH002 2200.00 ...

CO004 980.00 ...

receiveFunds

ProcessPayment

Coordination specsCoordination specs

ProcessPayment

From Architect Technology From Architect Technology Advisory Oct, 2004 Oct, 2004


W S – S C R A M

ReliableAsynchronousMessaging

Problem: Message ReliabilityProblem: Message Reliability

You may never get it!

You may get it more than once!

transfer funds

SOAP Message

RM Header

transfer funds

SOAP Message

RM Header

TransportMechanism

Message sequence number

End of sequence flag

Transmission ID

WS-Reliable MessagesWS-Reliable Messages

From Architect Technology From Architect Technology Advisory Nov, 2004 Nov, 2004

Road MapRoad Map





Serious RegulationsSerious Regulations

SOX: Sarbanes-Oxely ActSOX: Sarbanes-Oxely Act

HIPAA: Health Insurance HIPAA: Health Insurance Portability and Accountability Portability and Accountability ActAct

EU Data Protection Directive EU Data Protection Directive

Architectural RequirementsArchitectural Requirements

Relate a financial record update to a Relate a financial record update to a specific business eventspecific business event

Auditable protection of records from Auditable protection of records from authorized updatesauthorized updates

Data lockdown capabilitiesData lockdown capabilities

Failure = Failure =

Road MapRoad Map





Grocery RetailGrocery Retail

1C1C 1C1C 1C1C 1C1C 1C1C 1C1C 1C1C 1C1C 1C1C 1C1C










19 19 Farmer Farmer

38.538.5 Labor Labor 88 Packaging Packaging 3434 Rent, Rent, TransportationTransportationEnergy, Energy, Advertising, Advertising, etc, etc, etc.etc.

Source: Food MarketingSource: Food MarketingInstituteInstitute

Road MapRoad Map





Old SystemsOld Systems

New TechnologyNew Technology

No more! No more!

SecuritySecurity

CoordinationCoordination

Reliable Reliable MessagingMessaging

Old Debate Centric ProcessesOld Debate Centric Processes

New CompetitionNew Competition

“With minimal growth in the number of people to feed, retailers can grow only by taking business away from competitors.”

Source: Food MarketingSource: Food MarketingInstituteInstitute

Old OrganizationOld Organization

BusinessBusiness TechnicalTechnical

CTOCTO

New RegulationsNew Regulations

Traceable?Traceable?

Auditable?Auditable?

Lockable?Lockable?

Road MapRoad Map





Use Web services to thin down codeUse Web services to thin down code

SecuritySecurity

ReliableReliableMessagingMessaging

CoordinationCoordination

VeryVeryThinThinBusinessBusinessLogicLogic

Road MapRoad Map





Protective Walls

Incoming Gateway

Outgoing Gateway

Application Data

GuardEnvoy

Business Logic

Prototypical Software FortressPrototypical Software Fortress

From Architect Technology From Architect Technology Advisory Jan, 2005 Jan, 2005

Envoy

Business Logic

Common Backbone

To: App 2

From: App 1

To: App 2

From: App 1

App 1

Guard

Business Logic

App 2

To: App 2

From: App 1

Outgoing Message

To: App 2

From: App 1

Incoming Message

Message FlowMessage Flow

The Ten The Ten Commandments Commandments of Software of Software FortressesFortresses

From Architect Technology From Architect Technology Advisory Feb, 2005 Feb, 2005

1. The Service is Autonomous1. The Service is Autonomous

Complete functionality

Built by well defined groups

Self-contained

2. Allow Flexibility in Implementation2. Allow Flexibility in Implementation

Class librariesProgramming environmentsWhere data is storedHow data is stored

Programming language

Within the constraints of the organization.

3. Communications from the outside 3. Communications from the outside must come through approved must come through approved channelschannels

4. Communications from the outside 4. Communications from the outside must pass through the guardmust pass through the guard

5. Communications to the outside 5. Communications to the outside must pass through the envoymust pass through the envoy

6. Communications between 6. Communications between fortresses is asynchronousfortresses is asynchronous

Common Backbone

7. Service Boundaries are Explicit7. Service Boundaries are Explicit

Distinct phase shifts occur at boundaries.

Any given business functionality lives in one and only one service.

8. Services Share Policy (and Only 8. Services Share Policy (and Only Policy)Policy)

Schema: message formatsTransport: delivery channelsContract: message sequencesContext: envelopes, such as security, activities

Policy consists of

9. Services are Transactional 9. Services are Transactional BoundariesBoundaries

10. Data is not shared between 10. Data is not shared between fortressesfortresses

From Architect Technology From Architect Technology Advisory April, 2005 April, 2005

AdvantagesAdvantages

Walls prevent Walls prevent unauthorized unauthorized accessaccess

Guards gives Guards gives auditable auditable securitysecurity

Envoy protects Envoy protects implementationimplementation

Autonomy Autonomy reduces debatesreduces debates

Single ownership Single ownership of data ensures of data ensures accountabilityaccountability

The ResultThe Result

Service-Oriented Infrastructure

Business Applications

Road MapRoad Map





FastTrackFastTrack

Prepare Envision Design Implement

TestDeployEvaluate

ArchitecturalPrinciples

ArchitecturalWork Order

TechnicalBlueprint

WorkingCode/ImplementationDocumentation

AutomatedTest Bed

DeployedSystem

IndependentEvaluation

From Architect Technology From Architect Technology Advisory March, 2005 March, 2005

FastTrack PrinciplesFastTrack Principles

Iterate

Iterate quickly

Iterate successfully

Provide high visibility business value with each iteration

Iterate again

Road MapRoad Map





Build a partnership between the technical and Build a partnership between the technical and business sidebusiness side

From Architect Technology From Architect Technology Advisory May, 2005 May, 2005

Summary: Must DosSummary: Must Dos

Adopt new Web service technologiesAdopt new Web service technologies

Adopt a Meta-Architecture (e.g. Adopt a Meta-Architecture (e.g. Software Fortresses)Software Fortresses)

Adopt a FastTrack processAdopt a FastTrack process

Break down the wallsBreak down the walls

Summary: The PayoffSummary: The Payoff

Rapid introduction of high value Rapid introduction of high value business systemsbusiness systems

Excellent interoperability between Excellent interoperability between those systemsthose systems

Good compliance with regulatory Good compliance with regulatory requirementsrequirements

Positive impact on bottom line Positive impact on bottom line profitabilityprofitability

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© 2005 Microsoft Corporation. All rights reserved.This presentation is for informational purposes only. Microsoft makes no warranties, express or implied, in this summary.

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Next Generation Service-Oriented Architectures Ulrich Roxburgh Consulting Architect Microsoft New Zealand ARC213