Woroking Parameterized Tosca template

deploy_vnf.rb

params = JSON.dump({'image_name' => 'cirros', 'flavor_name' => 'm1.small'})

service.vnfs.create(:vnf=>{:name=>"openwrtLadasParametrized", 
                    :vnfd_id=>"ba49e22e-1d85-491f-859f-2d9afa2ab952", 
                    :attributes => {:param_values => params}})

hacked_tacker.py

# replace https://github.com/openstack/tacker/blob/91f5a0ba309533ffea11718d9107883b41864552/tacker/vm/infra_drivers/heat/heat.py#L288
# with:
parsed_params = jsonutils.loads(dev_attrs.pop('param_values', '{}'))
for key, value in parsed_params.iteritems():
    if isinstance(parsed_params[key], basestring):
        parsed_params[key] = parsed_params[key].encode('utf-8')

tosca_template.yml

tosca_definitions_version: tosca_simple_profile_for_nfv_1_0_0

description: OpenWRT with services, parametrized, by Ladas

metadata:
  template_name: OpenWRT

topology_template:
  inputs:
    image_name:
      type: string
      description: Image Name
    flavor_name:
      type: string
      description: Flavor Name

  node_templates:

    VDU1:
      type: tosca.nodes.nfv.VDU.Tacker
      properties:
        image: { get_input: image_name }
        flavor: { get_input: flavor_name }
        config: |
          param0: key1
          param1: key2
        mgmt_driver: openwrt
        monitoring_policy:
          name: ping
          actions:
            - {trigger: failure, action: respawn}
          parameters:
            count: "3"
            interval: "10"

    CP1:
      type: tosca.nodes.nfv.CP.Tacker
      properties:
        management: true
      requirements:
        - virtualLink:
            node: VL1
        - virtualBinding:
            node: VDU1

    CP2:
      type: tosca.nodes.nfv.CP.Tacker
      requirements:
        - virtualLink:
            node: VL2
        - virtualBinding:
            node: VDU1

    CP3:
      type: tosca.nodes.nfv.CP.Tacker
      requirements:
        - virtualLink:
            node: VL3
        - virtualBinding:
            node: VDU1

    VL1:
      type: tosca.nodes.nfv.VL
      properties:
        network_name: net_mgmt
        vendor: Tacker

    VL2:
      type: tosca.nodes.nfv.VL
      properties:
        network_name: pkt_in
        vendor: Tacker

    VL3:
      type: tosca.nodes.nfv.VL
      properties:
        network_name: pkt_out
        vendor: Tacker