kubeadm: skip calico / cilium tests for now on brightbox

once we switch to butane, we can enable them.

Signed-off-by: Mathieu Tortuyaux <mtortuyaux@microsoft.com>

kola/tests/kubeadm/kubeadm.go

@@ -224,6 +224,8 @@ func init() {
 					}
 				}
 
+				cni := CNI
+
 				register.Register(&register.Test{
 					Name:    fmt.Sprintf("kubeadm.%s.%s%s.base", version, CNI, cgroupSuffix),
 					Distros: []string{"cl"},
@@ -236,10 +238,14 @@ func init() {
 					MinVersion: semver.Version{Major: major},
 					Flags:      flags,
 					SkipFunc: func(version semver.Version, channel, arch, platform string) bool {
-						// LTS (3033) does not have the network-kargs service pulled in:
+						// * LTS (3033) does not have the network-kargs service pulled in:
 						// https://github.com/flatcar/coreos-overlay/pull/1848/commits/9e04bc12c3c7eb38da05173dc0ff7beaefa13446
-						// Let's skip this test for < 3034 on ESX.
-						return version.LessThan(semver.Version{Major: 3034}) && platform == "esx"
+						// Let's skip this test for < 3034 on ESX
+						// * For Cilium Calico/CNI on Brightbox:
+						// unprocessable_entity: User data is too long (maximum is 16384 characters)
+						// Should be reenabled once we switch to Butane provisioning because of internal compression.
+						return (version.LessThan(semver.Version{Major: 3034}) && platform == "esx") ||
+							(platform == "brightbox" && (cni == "cilium" || cni == "calico"))
 					},
 				})
 			}