kvm: introduce sticky-computer parameter

  Sticky computer on kvm cluster, will make the requester (root instance on this case), request
  the children on the same computer as itself.

software/kvm/instance-kvm-cluster.cfg.jinja2.in

@@ -35,7 +35,12 @@ config-use-ipv6 = {{ dumps(slapparameter_dict.get('use-ipv6', False)) }}
 <= request-common
 software-type = kvm
 name = {{ instance_name }}
+{% if kvm_parameter_dict.get('sticky-computer', '') -%}
+sla-computer_guid = ${slap-connection:computer-id} 
+{% else -%}
 sla-computer_guid = {{ dumps(kvm_parameter_dict.get('computer-guid', '')) }}
+{% endif -%}
+
 sla-network_guid = {{ dumps(kvm_parameter_dict.get('network-guid', '')) }}
 sla-project_guid = {{ dumps(kvm_parameter_dict.get('project-guid', '')) }}
 {% if kvm_parameter_dict.get('state', '') == 'stopped' -%}

software/kvm/software.cfg

@@ -108,7 +108,7 @@ recipe = hexagonit.recipe.download
 ignore-existing = true
 url = ${:_profile_base_location_}/instance-kvm-cluster.cfg.jinja2.in
 mode = 644
-md5sum = f1557302898102159441575e82a1da2c
+md5sum = fa40e4729c27236c655f66966e43becf 
 download-only = true
 on-update = true