Rebase hybrid proxy onto event-driven proxy code

This commit moves the hybrid proxier onto the event-driven model adopted
upstream by the iptables and userspace proxiers.

Author: DirectXMan12

pkg/cmd/server/kubernetes/node/node.go

@@ -13,8 +13,8 @@ import (
 	dockerclient "github.com/fsouza/go-dockerclient"
 	"github.com/golang/glog"
 
-	// "github.com/openshift/origin/pkg/proxy/hybrid"
-	// "github.com/openshift/origin/pkg/proxy/unidler"
+	"github.com/openshift/origin/pkg/proxy/hybrid"
+	"github.com/openshift/origin/pkg/proxy/unidler"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	utilnet "k8s.io/apimachinery/pkg/util/net"
 	utilwait "k8s.io/apimachinery/pkg/util/wait"
@@ -430,37 +430,38 @@ func (c *NodeConfig) RunProxy() {
 		c.ProxyConfig.ConfigSyncPeriod.Duration,
 	)
 
-	// if c.EnableUnidling {
-	// 	unidlingLoadBalancer := userspace.NewLoadBalancerRR()
-	// 	signaler := unidler.NewEventSignaler(recorder)
-	// 	unidlingUserspaceProxy, err := unidler.NewUnidlerProxier(unidlingLoadBalancer, bindAddr, iptInterface, execer, *portRange, c.ProxyConfig.IPTablesSyncPeriod.Duration, c.ProxyConfig.IPTablesMinSyncPeriod.Duration, c.ProxyConfig.UDPIdleTimeout.Duration, signaler)
-	// 	if err != nil {
-	// 		if c.Containerized {
-	// 			glog.Fatalf("error: Could not initialize Kubernetes Proxy: %v\n When running in a container, you must run the container in the host network namespace with --net=host and with --privileged", err)
-	// 		} else {
-	// 			glog.Fatalf("error: Could not initialize Kubernetes Proxy. You must run this process as root to use the service proxy: %v", err)
-	// 		}
-	// 	}
-	// 	hybridProxier, err := hybrid.NewHybridProxier(
-	// 		unidlingLoadBalancer,
-	// 		unidlingUserspaceProxy,
-	// 		endpointsHandler,
-	// 		proxier,
-	// 		servicesHandler,
-	// 		c.ProxyConfig.IPTablesSyncPeriod.Duration,
-	// 		c.InternalKubeInformers.Core().InternalVersion().Services().Lister(),
-	// 	)
-	// 	if err != nil {
-	// 		if c.Containerized {
-	// 			glog.Fatalf("error: Could not initialize Kubernetes Proxy: %v\n When running in a container, you must run the container in the host network namespace with --net=host and with --privileged", err)
-	// 		} else {
-	// 			glog.Fatalf("error: Could not initialize Kubernetes Proxy. You must run this process as root to use the service proxy: %v", err)
-	// 		}
-	// 	}
-	// 	endpointsHandler = hybridProxier
-	// 	servicesHandler = hybridProxier
-	// 	proxier = hybridProxier
-	// }
+	if c.EnableUnidling {
+		unidlingLoadBalancer := userspace.NewLoadBalancerRR()
+		signaler := unidler.NewEventSignaler(recorder)
+		unidlingUserspaceProxy, err := unidler.NewUnidlerProxier(unidlingLoadBalancer, bindAddr, iptInterface, execer, *portRange, c.ProxyConfig.IPTables.SyncPeriod.Duration, c.ProxyConfig.IPTables.MinSyncPeriod.Duration, c.ProxyConfig.UDPIdleTimeout.Duration, signaler)
+		if err != nil {
+			if c.Containerized {
+				glog.Fatalf("error: Could not initialize Kubernetes Proxy: %v\n When running in a container, you must run the container in the host network namespace with --net=host and with --privileged", err)
+			} else {
+				glog.Fatalf("error: Could not initialize Kubernetes Proxy. You must run this process as root to use the service proxy: %v", err)
+			}
+		}
+		hybridProxier, err := hybrid.NewHybridProxier(
+			unidlingLoadBalancer,
+			unidlingUserspaceProxy,
+			endpointsHandler,
+			servicesHandler,
+			proxier,
+			unidlingUserspaceProxy,
+			c.ProxyConfig.IPTables.SyncPeriod.Duration,
+			c.InternalKubeInformers.Core().InternalVersion().Services().Lister(),
+		)
+		if err != nil {
+			if c.Containerized {
+				glog.Fatalf("error: Could not initialize Kubernetes Proxy: %v\n When running in a container, you must run the container in the host network namespace with --net=host and with --privileged", err)
+			} else {
+				glog.Fatalf("error: Could not initialize Kubernetes Proxy. You must run this process as root to use the service proxy: %v", err)
+			}
+		}
+		endpointsHandler = hybridProxier
+		servicesHandler = hybridProxier
+		proxier = hybridProxier
+	}
 
 	iptInterface.AddReloadFunc(proxier.Sync)
 	serviceConfig.RegisterEventHandler(servicesHandler)