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Clarify the definition of a handler. (#3557)

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Martin Taillefer 2019-03-07 10:15:33 -08:00 committed by istio-bot
parent eab78670ea
commit 9e1aa817ad
1 changed files with 3 additions and 3 deletions
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6
content/docs/concepts/policies-and-telemetry/index.md
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@ -190,10 +190,10 @@ A given adapter may support any number of templates.
Adapters encapsulate the logic necessary to interface Mixer with specific external infrastructure
backends such as [Prometheus](https://prometheus.io) or [Stackdriver](https://cloud.google.com/logging).
Individual adapters generally need operational parameters in order to do their work. For example, a logging adapter may require
the IP address and port of the log collection backend.
A _handler_ is a resource responsible for holding the configuration state needed by an adapter. For example, a
logging adapter may require the IP address and port of the log collection backend.
Here is an example showing how to configure an adapter of kind = `listchecker`. The `listchecker` adapter checks an input value against a list.
Here is an example showing how to create a handler for an adapter of kind = `listchecker`. The `listchecker` adapter checks an input value against a list.
If the adapter is configured for a whitelist, it returns success if the input value is found in the list.
{{< text yaml >}}