Proper ignore IPv6 announcements when IPv6 is not requested

pkg/providers/vsphere/network/netplan.go

@@ -20,6 +20,7 @@ type NetplanEthernet struct {
 	SetName     string                    `json:"set-name,omitempty"`
 	Dhcp4       bool                      `json:"dhcp4,omitempty"`
 	Dhcp6       bool                      `json:"dhcp6,omitempty"`
+	AcceptRA    bool                      `json:"accept-ra,omitempty"`
 	Addresses   []string                  `json:"addresses,omitempty"`
 	Gateway4    string                    `json:"gateway4,omitempty"`
 	Gateway6    string                    `json:"gateway6,omitempty"`
@@ -64,6 +65,9 @@ func NetPlanCustomization(result NetworkInterfaceResults) (*Netplan, error) {
 
 		npEth.Dhcp4 = r.DHCP4
 		npEth.Dhcp6 = r.DHCP6
+		// Right now we can set the same value as DHCPv6 configuration
+		// and in some future separate/specialize if required
+		npEth.AcceptRA = r.DHCP6
 
 		if !npEth.Dhcp4 {
 			for _, ipConfig := range r.IPConfigs {

pkg/providers/vsphere/network/netplan_test.go

@@ -94,6 +94,7 @@ var _ = Describe("Netplan", func() {
 				Expect(np.SetName).To(Equal(guestDevName))
 				Expect(np.Dhcp4).To(BeFalse())
 				Expect(np.Dhcp6).To(BeFalse())
+				Expect(np.AcceptRA).To(BeFalse())
 				Expect(np.Addresses).To(HaveLen(2))
 				Expect(np.Addresses[0]).To(Equal(ipv4CIDR))
 				Expect(np.Addresses[1]).To(Equal(ipv6 + fmt.Sprintf("/%d", ipv6Subnet)))
@@ -139,6 +140,7 @@ var _ = Describe("Netplan", func() {
 				Expect(np.SetName).To(Equal(guestDevName))
 				Expect(np.Dhcp4).To(BeTrue())
 				Expect(np.Dhcp6).To(BeTrue())
+				Expect(np.AcceptRA).To(BeTrue())
 				Expect(np.MTU).To(BeEquivalentTo(9000))
 				Expect(np.Nameservers.Addresses).To(Equal([]string{dnsServer1}))
 				Expect(np.Nameservers.Search).To(Equal([]string{searchDomain1}))