Update REST API ETag documentation

The ETag docuemntation did not mention what sort of changes triggered ETag
updates.
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Markus Mäkelä 2019-07-03 10:23:38 +03:00
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commit a3bbba0a3d
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@ -229,7 +229,9 @@ English and it uses the server's local timezone.
#### ETag
An identifier for a specific version of a resource. The value of this header
changes whenever a resource is modified.
changes whenever a resource is modified via the REST API. It will not change if
an internal MaxScale event (e.g. server changing state or statistics being
updated) causes a change.
When the client sends the `If-Match` or `If-None-Match` header, the provided
value should be the value of the `ETag` header of an earlier GET.