refactor: reuse waitNetworkReady to check ovn0 and slightly improve t…

…he installation speed

pkg/daemon/ovs.go

@@ -4,7 +4,6 @@ import (
 	"errors"
 	"fmt"
 	"net"
-	"os/exec"
 	"strings"
 	"syscall"
 	"time"
@@ -302,12 +301,10 @@ func configureNodeNic(portName, ip, gw string, macAddr net.HardwareAddr, mtu int
 	}
 
 	// ping ovn0 gw to activate the flow
-	output, err := ovn0Check(gw)
-	if err != nil {
-		klog.Errorf("failed to init ovn0 check, %v, %q", err, output)
+	if err := waitNetworkReady(gw); err != nil {
+		klog.Errorf("failed to init ovn0 check: %v", err)
 		return err
 	}
-	klog.Infof("ping gw result is: \n %s", output)
 
 	return nil
 }
@@ -330,42 +327,8 @@ func (c *Controller) loopOvn0Check() {
 		return
 	}
 	gw := node.Annotations[util.GatewayAnnotation]
-	if output, err := ovn0Check(gw); err != nil {
-		klog.Fatalf("failed to ping ovn0 gw %v, %q", gw, output)
-	}
-}
-
-func ovn0Check(gw string) ([]byte, error) {
-	protocol := util.CheckProtocol(gw)
-	if protocol == kubeovnv1.ProtocolDual {
-		gws := strings.Split(gw, ",")
-		output, err := exec.Command("ping", "-w", "10", gws[0]).CombinedOutput()
-		klog.V(3).Infof("ping v4 gw result is: \n %s", output)
-		if err != nil {
-			klog.Errorf("ovn0 failed to ping gw %s, %v", gws[0], err)
-			return output, err
-		}
-
-		output, err = exec.Command("ping6", "-w", "10", gws[1]).CombinedOutput()
-		if err != nil {
-			klog.Errorf("ovn0 failed to ping gw %s, %v", gws[1], err)
-			return output, err
-		}
-		return output, nil
-	} else if protocol == kubeovnv1.ProtocolIPv4 {
-		output, err := exec.Command("ping", "-w", "10", gw).CombinedOutput()
-		if err != nil {
-			klog.Errorf("ovn0 failed to ping gw %s, %v", gw, err)
-			return output, err
-		}
-		return output, nil
-	} else {
-		output, err := exec.Command("ping6", "-w", "10", gw).CombinedOutput()
-		if err != nil {
-			klog.Errorf("ovn0 failed to ping gw %s, %v", gw, err)
-			return output, err
-		}
-		return output, nil
+	if err := waitNetworkReady(gw); err != nil {
+		klog.Fatalf("failed to ping ovn0 gw %v", gw)
 	}
 }