add support for cpuset

Related PROD-23040 (PROD:23040)

Change-Id: I6cf2cb5ff66dcffb1532343a58416fb242703322

README.rst

                   path: /usr/share/AAVMF/AAVMF_CODE.fd
                 machine: virt-2.11  # Custom per-node virt machine type
                 cpu_mode: host-passthrough
+                cpuset: '1-4'
                 mac:
                   nic01: AC:DE:48:AA:AA:AA
                   nic02: AC:DE:48:AA:AA:BB

_modules/virtng.py

          loader=None,
          machine=None,
          cpu_mode=None,
+         cpuset=None,
          **kwargs):
     '''
     Initialize a new vm
       xml_doc.getElementsByTagName("domain")[0].getElementsByTagName("devices")[0].appendChild(iso_xml)
       xml = xml_doc.toxml()
 
+    # TODO: Remove this code and refactor module, when salt-common would have updated libvirt_domain.jinja template
+    if cpuset:
+        xml_doc = minidom.parseString(xml)
+        xml_doc.getElementsByTagName("vcpu")[0].setAttribute('cpuset', cpuset)
+        xml = xml_doc.toxml()
+
     # TODO: Remove this code and refactor module, when salt-common would have updated libvirt_domain.jinja template
     if cpu_mode:
         xml_doc = minidom.parseString(xml)

salt/control/virt.sls

   {%- if  node.machine is defined %}
   - machine: {{ node.machine }}
   {%- endif %}
+  {%- if  node.cpuset is defined %}
+  - cpuset: {{ node.cpuset }}
+  {%- endif %}
   {%- if  node.cpu_mode is defined %}
   - cpu_mode: {{ node.cpu_mode }}
   {%- endif %}

tests/pillar/control_virt_custom.sls

             img_dest: /var/lib/libvirt/ssdimages
             machine: virt-2.11
             cpu_mode: host-passthrough
+            cpuset: '1-2'
           ubuntu2:
             provider: node02.domain.com
             image: bubuntu.qcomw