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Oracle Solaris Cluster Data Services Developer's Guide     Oracle Solaris Cluster 4.0
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Document Information


1.  Overview of Resource Management

2.  Developing a Data Service

3.  Resource Management API Reference

4.  Modifying a Resource Type

Overview of Modifying a Resource Type

Setting Up the Contents of the Resource Type Registration File

Resource Type Name

Specifying the #$upgrade and #$upgrade_from Directives

Changing the RT_version in an RTR File

What Happens When a Cluster Administrator Upgrades

Determining Installation Requirements and Packaging

Before You Change the RTR File

Changing Monitor Code

Changing Method Code

Determining the Packaging Scheme to Use

Documentation to Provide for a Modified Resource Type

Information About What to Do Before Installing an Upgrade

Information About When to Upgrade Resources

Information About Changes to Resource Properties

5.  Sample Data Service

6.  Data Service Development Library

7.  Designing Resource Types

8.  Sample DSDL Resource Type Implementation

9.  Oracle Solaris Cluster Agent Builder

10.  Generic Data Service

11.  DSDL API Functions

12.  Cluster Reconfiguration Notification Protocol

A.  Sample Data Service Code Listings

B.  DSDL Sample Resource Type Code Listings

C.  Requirements for Non-Cluster-Aware Applications

D.  Document Type Definitions for the CRNP

E. Application


Overview of Modifying a Resource Type

Cluster administrators must be able to carry out the following tasks:

A resource type that you intend to upgrade is called an upgrade-aware resource type.

Elements of an existing resource type that you might change are as follows:

Note - You do not necessarily have to modify a resource type when you modify application code.

You need to understand the requirements for providing the tools that will enable a cluster administrator to upgrade a resource type. This chapter tells you what you need to know to set up these tools.