kubernetes: Optimize computing gloo endpoints #10478
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Description
Optimize computing gloo endpoints by using resource sets to efficiently find resources.
Code changes
Use resourceSets instead of lists find and iterate over lists of resources
Since a lot of the iteration involves iterating over a list to find a NamespacedName resource, opted to use the ResourceSet to efficiently find the resource to avoid unnecessarily iterating over the same list multiple times
Context
This is a simple optimization to reduce CPU utilization
https://github.com/solo-io/solo-projects/issues/7369