Update kubevirtci due to a bug in last version

Signed-off-by: Shelly Kagan <skagan@redhat.com>

cluster-up/README.md

@@ -1,4 +1,22 @@
-# How to use cluster-up
+# cluster-up
+
+## Prerequisites: podman or docker
+
+cluster-up requires that either podman or docker be installed on the host.
+
+If podman is being used, it is also necessary to enable podman socket with:
+
+```
+sudo systemctl enable podman.socket
+sudo systemctl start podman.socket
+```
+
+for more information see:
+
+https://github.com/kubevirt/kubevirtci/blob/main/PODMAN.md
+
+
+## How to use cluster-up
 
 This directory provides a wrapper around gocli. It can be vendored into other
 git repos and integrated to provide in the kubevirt well-known cluster commands

cluster-up/cluster/kind/common.sh

@@ -8,6 +8,9 @@ function detect_cri() {
 
 export CRI_BIN=${CRI_BIN:-$(detect_cri)}
 CONFIG_WORKER_CPU_MANAGER=${CONFIG_WORKER_CPU_MANAGER:-false}
+# only setup ipFamily when the environmental variable is not empty
+# avaliable value: ipv4, ipv6, dual
+IPFAMILY=${IPFAMILY}
 
 # check CPU arch
 PLATFORM=$(uname -m)
@@ -286,10 +289,20 @@ EOF
     fi
 }
 
+function _setup_ipfamily() {
+    if [ $IPFAMILY != "" ]; then
+        cat <<EOF >> ${KUBEVIRTCI_CONFIG_PATH}/$KUBEVIRT_PROVIDER/kind.yaml
+networking:
+  ipFamily: $IPFAMILY
+EOF
+        echo "KIND cluster ip family has been set to $IPFAMILY"
+    fi
+}
+
 function _prepare_kind_config() {
     _add_workers
     _add_kubeadm_config_patches
-
+    _setup_ipfamily
     echo "Final KIND config:"
     cat ${KUBEVIRTCI_CONFIG_PATH}/$KUBEVIRT_PROVIDER/kind.yaml
 }