dspo commented on code in PR #2451:
URL: 
https://github.com/apache/apisix-ingress-controller/pull/2451#discussion_r2184269082


##########
internal/provider/adc/translator/httproute.go:
##########
@@ -312,11 +315,19 @@ func (t *Translator) translateEndpointSlice(portName 
*string, weight int, endpoi
        return nodes
 }
 
-func (t *Translator) TranslateBackendRef(tctx *provider.TranslateContext, ref 
gatewayv1.BackendRef) (adctypes.UpstreamNodes, error) {
-       return t.translateBackendRef(tctx, ref)
+func DefaultEndpointFilter(endpoint *discoveryv1.Endpoint) bool {
+       if endpoint.Conditions.Ready != nil && !*endpoint.Conditions.Ready {
+               log.Debugw("skip not ready endpoint", zap.Any("endpoint", 
endpoint))
+               return false
+       }
+       return true
+}
+
+func (t *Translator) TranslateBackendRefWithFilter(tctx 
*provider.TranslateContext, ref gatewayv1.BackendRef, endpointFilter 
func(*discoveryv1.Endpoint) bool) (adctypes.UpstreamNodes, error) {
+       return t.translateBackendRef(tctx, ref, endpointFilter)
 }
 
-func (t *Translator) translateBackendRef(tctx *provider.TranslateContext, ref 
gatewayv1.BackendRef) (adctypes.UpstreamNodes, error) {
+func (t *Translator) translateBackendRef(tctx *provider.TranslateContext, ref 
gatewayv1.BackendRef, endpointFilter func(*discoveryv1.Endpoint) bool) 
(adctypes.UpstreamNodes, error) {

Review Comment:
   These two functions are exactly the same. Can they be combined into one 
function?



##########
internal/provider/adc/translator/httproute.go:
##########
@@ -283,7 +283,7 @@ func (t *Translator) fillHTTPRoutePolicies(routes 
[]*adctypes.Route, policies []
        }
 }
 
-func (t *Translator) translateEndpointSlice(portName *string, weight int, 
endpointSlices []discoveryv1.EndpointSlice) adctypes.UpstreamNodes {
+func (t *Translator) translateEndpointSlice(portName *string, weight int, 
endpointSlices []discoveryv1.EndpointSlice, endpointFilter 
func(*discoveryv1.Endpoint) bool) adctypes.UpstreamNodes {

Review Comment:
   This method seems to cover the functionality of 
`translateEndpointSliceForIngress`. It seems that 
`translateEndpointSliceForIngress` can be removed or called 
`translateEndpointSlice ` in it.



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