ISO/IEC INTERNATIONAL STANDARD 18384-2 First edition 2016-07-01 Information technology Reference Architecture for Service Oriented Architecture (SOA RA) - Part 2: Reference Architecture for SOA Solutions Technologie de I'information - Architecture de réference pour I'architecture orientée service (SOA RA) Partie 2: Architecture de référence pour les solutions de I'architecture orientée service Reference number IS0/IEC 18384-2:2016(E) IEC International Organization for Standardization STANDARDIZATION C15956617 @IS0/IEC 2016 ed without license from IHS IS0/IEC 18384-2:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS0/IEC 2016, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISOcopyrightoffice Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org Internatinair PrganizationforStandardization icensee-ZHEJIANG INSTOF STANDJSAIEC06-All rights reserved Not for Resale, 2016/8/16 08:36:36 etworking permitted without license from IHS IS0/IEC 18384-2:2016(E) Contents Page Foreword .viii Introduction. ..ix 1 Scope. 2 Normative references 3 Terms, definitions and abbreviated terms 3.1 Terms and definitions ..1 3.2 Abbreviated terms... 4 Notations. 5 Conventions ..3 6 Conformance ..5 7 Overview ..5 7.1 Introduction to SOA .5 7.2 Introduction to the SOA Reference Architecture .6 7.3 Metamodel .7 7.4 Capabilities .11 7.5 Reference Architecture for SOA Solutions. ..12 7.5.1 Overview of Reference Architecture ..12 7.5.2 Operational and IT Systems Layer .14 7.5.3 Service Component Layer. .14 7.5.4 Services Layer. ..15 7.5.5 Process Layer. .16 7.5.6 Consumer Layer. .16 7.5.7 Integration Aspect .17 7.5.8 Management and Security Aspect .18 7.5.9 Information Aspect. .19 7.5.10 Governance Aspect. .20 7.5.11 Development Aspect. .20 7.6 Common Services Categories. 21 7.7 Assumptions and Key Concepts 23 7.7.1 General 23 7.7.2 Functional and Non-functional 23 7.7.3 Requirements 23 7.7.4 Services. 23 7.7.5 Documenting the Layers 24 7.7.6 Logical and Physical Elements 24 7.7.7 Interactions between Layers 25 7.7.8 Understanding ABBs 26 7.7.9 Provisioning Services. 27 7.7.10 Invoking Services.. .27 7.7.11 Registries and Repositories 27 7.7.12 Policies and Business Rules 27 7.7.13 Events 27 7.7.14 Auditing and Logging 28 7.7.15 Understanding different logical elements .28 8 Operational and IT Systems Layer. .30 8.1 Overview 30 8.1.1 Summary.... 30 8.1.2 Context and Typical Flow 31 8.1.3 Capabilities .32 8.1.4 Structural Overview of the Layer .33 8.2 Details of ABBs and Supported Capabilities .34 iii nsee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 ed without license from IHS Not for Resale, 2016/8/16 08:36:36 IS0/IEC 18384-2:2016(E) 8.2.1 Service Delivery .34 8.2.2 Runtime Environment. .35 8.2.3 Virtualization and Infrastructure Services .36 8.3 Inter-Relationships between the ABBs 36 8.4 Significant Intersection Points with other Layers .37 8.4.1 General. 37 8.4.2 Intersection with the rest of the SOA RA 37 8.4.3 InteractionwithCross-CuttingAspects 38 8.4.4 Interaction with Horizontal Layers. 40 8.5 Usage Implications and Guidance. 40 8.5.1 Options and Design Decisions 40 8.5.2 Implementation Considerations 41 8.5.3 Runtime and Deployment View of the SOA RA 42 9 Service Component Layer. 43 9.1 Overview 43 9.1.1 Summary. 43 9.1.2 Context and Typical Flow 44 9.1.3 Capabilities 44 9.1.4 Structural Overview of the Layer. 45 9.2 Details of ABBs and Supported Capabilities 46 9.2.1 Service Realization and Implementation. 46 9.2.2 Service Publication and Exposure 47 9.2.3 Service Deployment 47 9.2.4 Service Invocation 47 9.2.5 Service Binding. 47 9.3 Inter-Relationships between the ABBs 48 9.4 Significant Intersection Points with other Layers 50 9.4.