Principles of Computer System Design

Chapter 4

Enforcing Modularity with Clients and Services

Chapter Contents

Overview

4.1 Client/Service Organization

4.1.1 From Soft Modularity to Enforced Modularity

4.1.2 Client/Service Organization

4.1.3 Multiple Clients and Services

4.1.4 Trusted Intermediaries

4.1.5 A Simple Example Service

4.2 Communication Between Client and Service

4.2.1 Remote Procedure Call (RPC)

4.2.2 RPCs are not Identical to Procedure Calls

4.2.3 Communicating Through an Intermediary

4.3 Summary and The Road Ahead

4.4 Case Study: The Internet Domain Name System (DNS)

4.4.1 Name Resolution in DNS

4.4.2 Hierarchical Name Management

4.4.3 Other Features of DNS

4.4.4 Name Discovery in DNS

4.4.5 Trustworthiness of DNS Responses

4.5 Case Study: The Network File System ...