Service-Oriented Architecture Governance for the Services Driven Enterprise

9.4. INTRODUCTION TO THE GOVERNANCE TECHNICAL REFERENCE MODEL

As discussed in previous chapters, SOA governance is multifaceted. SOA governance technology and tools span the three other governance tiers: Enterprise/Strategic Governance, SOA Operating Model Governance, and SOA/Services Development Lifecycle Governance. In Exhibit 9.4, SOA governance technology is positioned vertically to show how it can be implemented to facilitate both IT and SOA governance at every tier of the Four-Tier SOA Governance model.

Exhibit 9.4 shows how SOA governance technology and tools span all other SOA governance tiers.

Figure 9.4. Governance Enabling Technology Impacts all Governance Tiers

The governance enabling technology tier is focused on the design-time, quality assurance and testing, publishing/discovery, and runtime phases of a service. This chapter will discuss the technical implementation of SOA governance policies to include the monitoring, managing, controlling, and versioning policies.

9.4.1. SOA Governance Technology Reference Model

The purpose of the SOA Governance Technology Reference Model is to help explicitly define the aspects of SOA governance as a sub-architecture to a "typical" SOA reference architecture.

As governance policies are defined, they should be individually evaluated for determining the best way to monitor and manage each specific policy, how they relate to other ...