Merge pull request #1493 from k8s-infra-cherrypick-robot/cherry-pick-1489-to-release-0.7

[release-0.7] 🐛 Switch to "4" instead of "ipip" for rules

Author: k8s-ci-robot

pkg/cloud/services/networking/securitygroups_rules.go

@@ -101,14 +101,14 @@ func getSGControlPlaneCalico(remoteGroupIDSelf, secWorkerGroupID string) []infra
 			Description:   "IP-in-IP (calico)",
 			Direction:     "ingress",
 			EtherType:     "IPv4",
-			Protocol:      "ipip",
+			Protocol:      "4",
 			RemoteGroupID: remoteGroupIDSelf,
 		},
 		{
 			Description:   "IP-in-IP (calico)",
 			Direction:     "ingress",
 			EtherType:     "IPv4",
-			Protocol:      "ipip",
+			Protocol:      "4",
 			RemoteGroupID: secWorkerGroupID,
 		},
 	}
@@ -164,14 +164,14 @@ func getSGWorkerCalico(remoteGroupIDSelf, secControlPlaneGroupID string) []infra
 			Description:   "IP-in-IP (calico)",
 			Direction:     "ingress",
 			EtherType:     "IPv4",
-			Protocol:      "ipip",
+			Protocol:      "4",
 			RemoteGroupID: remoteGroupIDSelf,
 		},
 		{
 			Description:   "IP-in-IP (calico)",
 			Direction:     "ingress",
 			EtherType:     "IPv4",
-			Protocol:      "ipip",
+			Protocol:      "4",
 			RemoteGroupID: secControlPlaneGroupID,
 		},
 	}