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xds: add LEDS (Locality Endpoint Discovery Service) support#1390

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wdauchy wants to merge 1 commit intoenvoyproxy:mainfrom
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xds: add LEDS (Locality Endpoint Discovery Service) support#1390
wdauchy wants to merge 1 commit intoenvoyproxy:mainfrom
DataDog:william.dauchy/0

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@wdauchy wdauchy commented Feb 6, 2026

Wire up the LocalityEndpointDiscoveryService which allows discovering LbEndpoint resources via delta xDS, as an alternative to inlining endpoints in the EDS ClusterLoadAssignment response.

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Overall makes sense. Would need some testing with envoy to confirm it all works together

Wire up the LocalityEndpointDiscoveryService which allows discovering
LbEndpoint resources via delta xDS, as an alternative to inlining
endpoints in the EDS ClusterLoadAssignment response.

Signed-off-by: William Dauchy <william.dauchy@datadoghq.com>
@wdauchy wdauchy marked this pull request as ready for review February 7, 2026 04:55
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wdauchy commented Feb 9, 2026

Overall makes sense. Would need some testing with envoy to confirm it all works together

I was hoping we could merge this initial PR which only adds types for coherency. I will followup with sub sequent PR to have proper support

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