Exclude failing e2e control-plane ipv6 tests

Signed-off-by: Christoph Stäbler <cstabler@redhat.com>

test/scripts/e2e-cp.sh

@@ -6,6 +6,25 @@ set -ex
 export KUBERNETES_CONFORMANCE_TEST=y
 export KUBECONFIG=${HOME}/admin.conf
 
+# Skip tests which are not IPv6 ready yet (see description of https://github.com/ovn-org/ovn-kubernetes/pull/2276)
+IPV6_SKIPPED_TESTS="Should be allowed by externalip services|\ 
+should provide connection to external host by DNS name from a pod|\
+should provide Internet connection continuously when master is killed|\
+should provide Internet connection continuously when ovn-k8s pod is killed|\
+Should validate connectivity from a pod to a non-node host address on same node|\
+Should validate connectivity to an external gateway\'s loopback address via a pod with external gateway annotations enabled|\
+Should validate connectivity to multiple external gateways for an ECMP scenario|\
+Should validate connectivity without vxlan before and after updating the namespace annotation to a new external gateway|\
+Should validate ICMP connectivity to an external gateway\'s loopback address via a pod with external gateway annotations enabled|\
+Should validate ICMP connectivity to multiple external gateways for an ECMP scenario|\
+Should validate ingress connectivity from an external gateway|\
+Should validate NetFlow data of br-int is sent to an external gateway|\
+Should validate TCP/UDP connectivity to an external gateway\'s loopback address via a pod with external gateway annotations enabled|\
+Should validate TCP/UDP connectivity to multiple external gateways for a UDP / TCP scenario|\
+Should validate the egress firewall policy functionality against remote hosts|\
+Should validate the egress IP functionality against remote hosts|\
+recovering from deleting db files while maintain connectivity"
+
 SKIPPED_TESTS=""
 if [ "$KIND_IPV4_SUPPORT" == true ] && [ "$KIND_IPV6_SUPPORT" == true ]; then
     # No support for these features in dual-stack yet
@@ -28,6 +47,14 @@ else
   SKIPPED_TESTS+="Should validate connectivity before and after deleting all the db-pods at once in Non-HA mode"
 fi
 
+if [ "$KIND_IPV6_SUPPORT" == true ]; then
+  if [ "$SKIPPED_TESTS" != "" ]; then
+  	SKIPPED_TESTS+="|"
+  fi
+  # No support for these tests in IPv6 mode yet
+  SKIPPED_TESTS+=$IPV6_SKIPPED_TESTS
+fi
+
 # setting these is required to make RuntimeClass tests work ... :/
 export KUBE_CONTAINER_RUNTIME=remote
 export KUBE_CONTAINER_RUNTIME_ENDPOINT=unix:///run/containerd/containerd.sock