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⁠8.5. Operation Expressions

An op_expression is a rule condition based on an action of some resource agent. This rule is only valid within an op_defaults context.
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Table 8.8. Attributes of an op_expression Element

FieldDescription
id
A unique name for the expression (required)
name
The action name to match against. This can be any action supported by the resource agent; common values include monitor, start, and stop (required).
interval
The interval of the action to match against. If not given, only the name attribute will be used to match.

⁠8.5.1. Example Operation-Based Expressions

A small sample of how operation-based expressions can be used:
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Example 8.10. True for all monitor actions

​<rule id="rule1" score="INFINITY">
​    <op_expression id="rule_expr1" name="monitor"/>
​</rule>
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Example 8.11. True for all monitor actions with a 10 second interval

​<rule id="rule2" score="INFINITY">
​    <op_expression id="rule_expr2" name="monitor" interval="10s"/>
​</rule>