support configuration of kube-proxy IPVS tcp,tcpfin,udp timeout

Signed-off-by: Andrew Sy Kim <kiman@vmware.com>

Kubernetes-commit: db2c048db9c7572b2bbc66cba3865a258b2a44fa

config/v1alpha1/types.go

@@ -54,6 +54,15 @@ type KubeProxyIPVSConfiguration struct {
 	// strict ARP configure arp_ignore and arp_announce to avoid answering ARP queries
 	// from kube-ipvs0 interface
 	StrictARP bool `json:"strictARP"`
+	// tcpTimeout is the timeout value used for idle IPVS TCP sessions.
+	// The default value is 0, which preserves the current timeout value on the system.
+	TCPTimeout metav1.Duration `json:"tcpTimeout"`
+	// tcpFinTimeout is the timeout value used for IPVS TCP sessions after receiving a FIN.
+	// The default value is 0, which preserves the current timeout value on the system.
+	TCPFinTimeout metav1.Duration `json:"tcpFinTimeout"`
+	// udpTimeout is the timeout value used for IPVS UDP packets.
+	// The default value is 0, which preserves the current timeout value on the system.
+	UDPTimeout metav1.Duration `json:"udpTimeout"`
 }
 
 // KubeProxyConntrackConfiguration contains conntrack settings for

config/v1alpha1/zz_generated.deepcopy.go

@@ -143,6 +143,9 @@ func (in *KubeProxyIPVSConfiguration) DeepCopyInto(out *KubeProxyIPVSConfigurati
 		*out = make([]string, len(*in))
 		copy(*out, *in)
 	}
+	out.TCPTimeout = in.TCPTimeout
+	out.TCPFinTimeout = in.TCPFinTimeout
+	out.UDPTimeout = in.UDPTimeout
 	return
 }