CI: use VirtualMachineInstance for VMs

VMI in Kubevirt are the abstraction below VirtualMachine.

- We don't really need the extra abstraction of VirtualMachine objects
- Convert the waiting for VMs ip address to use kubernetes.core.k8s_info
  and no shell pipeline

tests/cloud_playbooks/roles/packet-ci/tasks/create-vms.yml

@@ -20,19 +20,19 @@
   changed_when: false
   loop: "{{ vms_files }}"
 
-- name: Wait for vms to have ipaddress assigned
-  shell: "set -o pipefail && kubectl get vmis -n {{ test_name }} instance-{{ vm_id }} -o json | jq '.status.interfaces[].ipAddress' | tr -d '\"'"
-  args:
-    executable: /bin/bash
-  changed_when: false
-  register: vm_ips
-  loop: "{{ range(1, vm_count | int + 1, 1) | list }}"
-  loop_control:
-    index_var: vm_id
-  retries: 20
-  delay: 15
-  until:
-    - vm_ips.stdout | ansible.utils.ipaddr
+- name: Wait for vms to have IP addresses
+  kubernetes.core.k8s_info:
+    api_version: kubevirt.io/v1
+    kind: VirtualMachineInstance
+    label_selectors:
+      - "ci_job_id={{ ci_job_id }}"
+    namespace: "{{ pod_namespace }}"
+  register: vmis
+  until: vmis.resources
+          | map(attribute='status.interfaces.0')
+          | rejectattr('ipAddress', 'defined') == []
+  retries: 30
+  delay: 10
 
 - name: "Create inventory for CI test in file /tmp/{{ test_name }}/inventory"
   template:

tests/cloud_playbooks/roles/packet-ci/templates/vm.yml.j2

@@ -1,6 +1,6 @@
 ---
 apiVersion: kubevirt.io/v1
-kind: VirtualMachine
+kind: VirtualMachineInstance
 metadata:
   generateName: test-vm-
   namespace: {{ pod_namespace }}
@@ -8,6 +8,8 @@ metadata:
     kubespray.com/ci.template-path: "tests/cloud_playbooks/roles/packet-ci/templates/vm.yml.j2"
   labels:
     kubevirt.io/os: {{ cloud_image }}
+    kubevirt.io/size: small
+    kubevirt.io/domain: "{{ test_name }}"
     ci_job_id: "{{ ci_job_id }}"
     ci_job_name: "{{ ci_job_name }}"
   # leverage the Kubernetes GC for resources cleanup
@@ -17,13 +19,6 @@ metadata:
     name: "{{ pod_name }}"
     uid: "{{ pod_uid }}"
 spec:
-  running: true
-  template:
-    metadata:
-      labels:
-        kubevirt.io/size: small
-        kubevirt.io/domain: "{{ test_name }}"
-    spec:
   domain:
     devices:
       blockMultiQueue: true