kube-proxy: internal config: remove PortRange

Remove PortRange for internal configuration of kube-proxy
adhering to the v1alpha2 version specifications as detailed in
https://kep.k8s.io/784.

Signed-off-by: Daman Arora <aroradaman@gmail.com>

cmd/kube-proxy/app/options.go

@@ -170,8 +170,6 @@ func (o *Options) AddFlags(fs *pflag.FlagSet) {
 	_ = fs.MarkDeprecated("healthz-port", "This flag is deprecated and will be removed in a future release. Please use --healthz-bind-address instead.")
 	fs.Int32Var(&o.metricsPort, "metrics-port", o.metricsPort, "The port to bind the metrics server. Use 0 to disable.")
 	_ = fs.MarkDeprecated("metrics-port", "This flag is deprecated and will be removed in a future release. Please use --metrics-bind-address instead.")
-	fs.Var(utilflag.PortRangeVar{Val: &o.config.PortRange}, "proxy-port-range", "This was previously used to configure the userspace proxy, but is now unused.")
-	_ = fs.MarkDeprecated("proxy-port-range", "This flag has no effect and will be removed in a future release.")
 
 	logsapi.AddFlags(&o.config.Logging, fs)
 }

cmd/kube-proxy/app/options_test.go

@@ -224,7 +224,6 @@ nodePortAddresses:
 				},
 				MetricsBindAddress: tc.metricsBindAddress,
 				Mode:               kubeproxyconfig.ProxyMode(tc.mode),
-				PortRange:          "2-7",
 				NodePortAddresses:  []string{"10.20.30.40/16", "fd00:1::0/64"},
 				DetectLocalMode:    kubeproxyconfig.LocalModeClusterCIDR,
 				DetectLocal: kubeproxyconfig.DetectLocalConfiguration{