fix: rename legacy-endpoints

Signed-off-by: Seán C McCord <[email protected]>

README.md

@@ -146,3 +146,6 @@ With v2, we now use the more efficient EndpointSlices instead of Endpoints.
 While this will generally be an invisible change, your RBACs will likely need to
 be updated from v1.
 In particular, you will need access to the `endpointslices` resource in the `discovery.k8s.io` API Group.
+
+There is an option to retain the old behaviour:  `-legacy-endpoints`.  This will
+allow `dispatchers` to continue to work with older versions of Kuvbernetes.

cmd/dispatchers/main.go

@@ -26,7 +26,7 @@ var rpcHost string
 var kubeCfg string
 
 var apiAddr string
-var legacyEndpointSlices bool
+var legacyEndpoints bool
 
 // KamailioStartupDebounceTimer is the amount of time to wait on startup to
 // send an additional notify to kamailio.
@@ -47,7 +47,7 @@ func init() {
 	flag.StringVar(&rpcPort, "p", "9998", "Port for kamailio's RPC service")
 	flag.StringVar(&kubeCfg, "kubecfg", "", "Location of kubecfg file (if not running inside k8s)")
 	flag.StringVar(&apiAddr, "api", "", "Address on which to run web API service.  Example ':8080'. (defaults to not run)")
-	flag.BoolVar(&legacyEndpointSlices, "legacy-endpointslices", false, "Use legacy v1beta1 EndpointSlices, for Kubernetes earlier than v1.21")
+	flag.BoolVar(&legacyEndpoints, "legacy-endpoints", false, "Use legacy Endpoints instead of EndpointSlices, for Kubernetes earlier than v1.21")
 }
 
 func main() {
@@ -101,7 +101,7 @@ func run() (err error) {
 	for _, v := range setDefinitions.list {
 		var ds sets.DispatcherSet
 
-		if legacyEndpointSlices {
+		if legacyEndpoints {
 			ds, err = sets.NewLegacyKubernetesSet(ctx, informerFactory, v.id, v.namespace, v.name, v.port)
 		} else {
 			ds, err = sets.NewKubernetesSet(ctx, informerFactory, v.id, v.namespace, v.name, v.port)