#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

##########################################################################
# The content of this file reflects TOSCA NFV Profile in YAML version
# 1.0.0. It describes the definition for TOSCA NFV types including Node Type,
# Relationship Type, Capability Type and Interfaces.
##########################################################################
tosca_definitions_version: tosca_simple_profile_for_mec_1_0_0

##########################################################################
# Node Type.
# A Node Type is a reusable entity that defines the type of one or more
# Node Templates.
##########################################################################
node_types:
  tosca.nodes.mec.MEA:
    derived_from: tosca.nodes.Root   # Or should this be its own top - level type?
    properties:
      id:
        type: string
        description: ID of this MEA
      vendor:
        type: string
        description: name of the vendor who generate this MEA
      version:
        type: version
        description: version of the software for this MEA
    requirements:
      - virtualLink:
          capability: tosca.capabilities.mec.VirtualLinkable
          relationship: tosca.relationships.mec.VirtualLinksTo
          node: tosca.nodes.mec.VL

  tosca.nodes.mec.VDU:
    derived_from: tosca.nodes.Compute
    capabilities:
      high_availability:
        type: tosca.capabilities.mec.HA
      virtualbinding:
        type: tosca.capabilities.mec.VirtualBindable
      monitoring_parameter:
        type: tosca.capabilities.mec.Metric
    requirements:
      - high_availability:
          capability: tosca.capabilities.mec.HA
          relationship: tosca.relationships.mec.HA
          node: tosca.nodes.mec.VDU
          occurrences: [ 0, 1 ]

  tosca.nodes.mec.CP:
    derived_from: tosca.nodes.network.Port
    properties:
      type:
        type: string
        required: false
    requirements:
      - virtualLink:
          capability: tosca.capabilities.mec.VirtualLinkable
          relationship: tosca.relationships.mec.VirtualLinksTo
          node: tosca.nodes.mec.VL
      - virtualBinding:
          capability: tosca.capabilities.mec.VirtualBindable
          relationship: tosca.relationships.mec.VirtualBindsTo
          node: tosca.nodes.mec.VDU
    attributes:
      address:
        type: string

  tosca.nodes.mec.VL:
    derived_from: tosca.nodes.network.Network
    properties:
      vendor:
        type: string
        required: true
        description: name of the vendor who generate this VL
    capabilities:
      virtual_linkable:
        type: tosca.capabilities.mec.VirtualLinkable

  tosca.nodes.mec.VL.ELine:
    derived_from: tosca.nodes.mec.VL
    capabilities:
      virtual_linkable:
        occurrences: 2

  tosca.nodes.mec.VL.ELAN:
    derived_from: tosca.nodes.mec.VL

  tosca.nodes.mec.VL.ETree:
    derived_from: tosca.nodes.mec.VL

  tosca.nodes.mec.FP:
    derived_from: tosca.nodes.Root
    properties:
      policy:
        type: string
        required: false
        description: name of the vendor who generate this VL
    requirements:
      - forwarder:
          capability: tosca.capabilities.mec.Forwarder
          relationship: tosca.relationships.mec.ForwardsTo

##########################################################################
# Relationship Type.
# A Relationship Type is a reusable entity that defines the type of one
# or more relationships between Node Types or Node Templates.
##########################################################################

relationship_types:
  tosca.relationships.mec.VirtualLinksTo:
    derived_from: tosca.relationships.network.LinksTo
    valid_target_types: [ tosca.capabilities.mec.VirtualLinkable ]

  tosca.relationships.mec.VirtualBindsTo:
    derived_from: tosca.relationships.network.BindsTo
    valid_target_types: [ tosca.capabilities.mec.VirtualBindable ]

  tosca.relationships.mec.HA:
    derived_from: tosca.relationships.Root
    valid_target_types: [ tosca.capabilities.mec.HA ]

  tosca.relationships.mec.Monitor:
    derived_from: tosca.relationships.ConnectsTo
    valid_target_types: [ tosca.capabilities.mec.Metric ]

  tosca.relationships.mec.ForwardsTo:
    derived_from: tosca.relationships.root
    valid_target_types: [ tosca.capabilities.mec.Forwarder]

##########################################################################
# Capability Type.
# A Capability Type is a reusable entity that describes a kind of
# capability that a Node Type can declare to expose.
##########################################################################

capability_types:
  tosca.capabilities.mec.VirtualLinkable:
    derived_from: tosca.capabilities.network.Linkable

  tosca.capabilities.mec.VirtualBindable:
    derived_from: tosca.capabilities.network.Bindable

  tosca.capabilities.mec.HA:
    derived_from: tosca.capabilities.Root
    valid_source_types: [ tosca.nodes.mec.VDU ]

  tosca.capabilities.mec.HA.ActiveActive:
    derived_from: tosca.capabilities.mec.HA

  tosca.capabilities.mec.HA.ActivePassive:
    derived_from: tosca.capabilities.mec.HA

  tosca.capabilities.mec.Metric:
    derived_from: tosca.capabilities.Root

  tosca.capabilities.mec.Forwarder:
    derived_from: tosca.capabilities.Root