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Inside the vG VNF Resources, there's one VFC(or VNFC) called vG(could be multiple VFCs inside one VNF Resource, but only got one here in this example). And for the vG VFC, there's a vG VF Module which is somewhat a deployment unit in HEAT for that VFC. And the vG VF Module can be used to deploy multiple vG VFCs in one time.

When SO sends out a request containing the vG VNF information to OOF,  OOF will respond with flavor of for each VFC inside vG VNF Resources. And let SO do the extra steps of deployments.

 

Now in R3, OOF is going to support both two orchestrators (SO and VF-C) in ONAP. As they are using two different Models(HEAT and Pure Tosca), the expression differs from each other. In order to make OOF capable to process these two different requests within the same engine, we'd like to combine these expressions together inside a single Policy. 


Sample Policy Schema

Thus a data block called 'directives' and some attributes(type and id) will be added inside policy to transfer the information that needed by OOF. And it also contains two parts, one includes the flavor at a VNFC level, the other contains the specific information needed by such hpa-feature.

...

Code Block
languagepy
themeDJango
titleR3 HPA Policy example
linenumberstrue
collapsetrue
#
#Example 1: vFW, Basic Capability
#one VNFC(VFC) with one basic capability requirement
#
{
  "service": "hpaPolicy",
  "policyName": "oofCasablanca.hpaPolicy_vFW",
  "description": "HPA policy for vFW",
  "templateVersion": "0.0.1",
  "version": "1.0",
  "priority": "3",
  "riskType": "test",
  "riskLevel": "2",
  "guard": "False",
  "content": {
    "resources": "vFW",
    "identity": "hpaPolicy_vFW",
    "policyScope": ["vFW", "US", "INTERNATIONAL", "ip", "vFW"],
    "policyType": "hpaPolicy",
    "flavorFeatures": [
      {
        "id" : "<vdu.Name>",
        "type":"vnfc/tocsa.nodes.nfv.Vdu.Compute",
        "directives":[  
           {  
             "directive_name":"flavor",
             "attributes":[  
                {  
                  "attribute_name":" oof_returned_flavor_for_firewall ", //Admin needs to ensure that this value is same as flavor parameter in HOT 
                  "attribute_value": "<Blank>" 
                } 
               ]
           }
          ]
        "flavorProperties": [
          {
            "hpa-feature": "basicCapabilities",
            "mandatory": "True",
            "architecture": "generic",
            "hpa-feature-attributes": [
              { "hpa-attribute-key": "numVirtualCpu", "hpa-attribute-value": "6", "operator": "=", "unit": "" }
            ]
          },
          {
            "hpa-feature": "basicCapabilities",
            "mandatory": "True",
            "architecture": "generic",
            "hpa-feature-attributes": [
              { "hpa-attribute-key": "virtualMemSize", "hpa-attribute-value": "6", "operator": "=", "unit": "GB" },
            ]
          }
        ]
      }
    ]
  }
}






#
#Example 2: vFW, Pcie Passthrough
#one VNFC(VFC) with two Pcie Passthrough requirements
#
{
  "service": "hpaPolicy",
  "policyName": "oofCasablanca.hpaPolicy_vFW",
  "description": "HPA policy for vFW",
  "templateVersion": "0.0.1",
  "version": "1.0",
  "priority": "3",
  "riskType": "test",
  "riskLevel": "2",
  "guard": "False",
  "content": {
    "resources": "vFW",
    "identity": "hpaPolicy_vFW",
    "policyScope": ["vFW", "US", "INTERNATIONAL", "ip", "vFW"],
    "policyType": "hpaPolicy",
    "flavorFeatures": [
      {
        "id" : "<vdu.Name>",
        "type":"vnfc/tocsa.nodes.nfv.Vdu.Compute",
        "directives":[  
           {  
             "directive_name":"flavor",
             "attributes":[  
                {  
                  "attribute_name":" oof_returned_flavor_for_firewall ", //Admin needs to ensure that this value is same as flavor parameter in HOT 
                  "attribute_value": "<Blank>" 
                } 
               ]
           }
          ]
        "flavorProperties": [
          {
            "hpa-feature": "pciePassthrough",
            "mandatory": "True",
            "architecture": "generic",
            "directives" : [
              {
                "directive_name": "pciePassthrough_directive"?,
                "attributes": [
                   { "attribute_name": "oof_returned_vnic_type_for_firewall_protected",
                     "attribute_value": "direct"
                   },
                   { "attribute_name": "oof_returned_provider_network_for_firewall_protected",
                     "attribute_value": "physnet1"
                   }
                ]
              }
            ],
            "hpa-feature-attributes": [
              { "hpa-attribute-key": "pciVendorId", "hpa-attribute-value": "1234", "operator": "=", "unit": "" },
              { "hpa-attribute-key": "pciDeviceId", "hpa-attribute-value": "5678", "operator": "=", "unit": "" },
              { "hpa-attribute-key": "pciCount", "hpa-attribute-value": "1", "operator": ">=", "unit": "" }
            ]
          },
          {
            "hpa-feature": "pciePassthrough",
            "mandatory": "True",
            "architecture": "generic",
            "directives" : [
              {
                "directive_name": "pciePassthrough_directive"?,
                "attributes": [
                   { "attribute_name": "oof_returned_vnic_type_for_firewall_unprotected",
                     "attribute_value": "direct"
                   }
                   { "attribute_name": "oof_returned_provider_for_firewall_unprotected",
                     "attribute_value": "physnet2"
                   }
                ]
              }
            ],
            "hpa-feature-attributes": [
              { "hpa-attribute-key": "pciVendorId", "hpa-attribute-value": "3333", "operator": "=", "unit": "" },
              { "hpa-attribute-key": "pciDeviceId", "hpa-attribute-value": "7777", "operator": "=", "unit": "" },
              { "hpa-attribute-key": "pciCount", "hpa-attribute-value": "1", "operator": ">=", "unit": "" }
            ]
          }
        ]
      }
    ]
  }
}


...

Accordingly, the data structure 'directives' will also be added inside OOF HAS response. Since currently the pcie_directives can be get from either Policy or AAI,  HAS still need to process the pcie_directives.

Expand
titleSample directive data in AAI

hpa-feature=”pciePassthrough”,

architecture=”{hw_arch}",

version=”v1”,

Hpa-attribute-key

Hpa-attribute-value

pciVendorId

2345

pciDeviceId

6789

pciCount

1

directive

[

{"attribute_name": "vnic-type", "attribute_value": "direct"},

{"attribute_name": "physical-network", "attribute_value": "physnet2"},

]


vduName and type will help VF-C to filter one VDU(VNFC in HEAT accordingly), and attributes inside will be used to pass down values of SRIOV NIC information. 

...

Code Block
languagejs
themeDJango
titleHAS Homing response (JSON)
linenumberstrue
collapsetrue
{
  "plans": [
    {
      "status": "done",
      "id": "plan_id",
      "name": "Plan Name 1",
      "links": [
        [
          {
            "href": "http://conductor:8091/v1/plans/plan_id",
            "rel": "self"
          }
        ]
      ],
      "recommendations": [
        {
          "vG": {
            "inventory_provider": "aai",
            "candidate": {
              "candidate_id": "DLLSTX1A",
              "cloud_owner": "CloudOwner1",
              "inventory_type": "cloud",
              "location_id": "DLLSTX1A",
              "location_type": "openstack-cloud"
            },
            "attributes": {
              "directives": [
                {"id": "<vdu.Name>",
                 "type": "<vnfc/vdu>",
                 "directives": [
                   {"type": "flavor_directives",
                    "attributes": [
                      {"attribute_name":"flavor_label_1",
                       "attribute_value": "vim_flavor_X",
                      }
                    ]
                   },
                   {"type": "pciepciePassthrough_directivesdirective",
                    "attributes": [
                      {"attribute_name": "vnic_label_1",
                       "attribute_value": "direct"
                      }, 
                      {"attribute_name":"physicalNetwork",
                       "attribute_value": "physnet1"
                      }
                     ]
                   },
                   {"type": "pciepciePassthrough_directivesdirective",
                    "attributes": [
                      {"attribute_name": "vnic_label_2",
                       "attribute_value": "direct"
                      }, 
                      {"attribute_name":"physicalNetwork",
                       "attribute_value": "physnet2"
                      }
                     ]
                   }
                ]
              },  
              "cloud_owner": "CloudOwner1",
              "physical-location-id": "DLLSTX1A",
              "cloud_version": "3.0",
			  "vim-id": "CloudOwner1_DLLSTX1A"
            }
          }
        },
        {
          "vGMuxInfra": {
            "attributes": {
              "host_id": "vgmux_host_name",
              "cloud_owner": "CloudOwner1",
              "physical-location-id": "DLLSTX1A",
              "service_instance_id": "21d5f3e8-e714-4383-8f99-cc480144505a",
              "cloud_version": "3.0",
			  "vim-id": "CloudOwner1_DLLSTX1A"
            },
            "inventory_provider": "aai",
            "service_resource_id": "12345",
            "candidate": {
              "is_rehome": "false",
              "location_id": "DLLSTX1A",
              "inventory_type": "service",
              "candidate_id": "21d5f3e8-e714-4383-8f99-cc480144505a",
              "host_id": "vgmux_host_name",
              "cloud_owner": "CloudOwner1",
              "location_type": "openstack-cloud"
            }
          }
        }
      ]
    }
  ]
}


...

Code Block
languagejs
themeDJango
titleOOF Asynchronous Homing response (JSON)
linenumberstrue
collapsetrue
{
  "requestId": "xxxx",
  "transactionId": " xxxx ",
  "statusMessage": " xxxx ",
  "requestStatus": "completed",
  "solutions": {
    "placementSolutions": [
      [
        { "resourceModuleName": " vG ",
          "serviceResourceId": " xxxx ",
          "solution": {
           "identifierType": "serviceInstanceId",
           "identifiers": [
             " xxxx "
             ],
           "cloudOwner": " xxxx "
          },
         "assignmentInfo": [
            {  "key":"isRehome",
               "value":"false"    },
            {  "key":"locationId",
               "value":"DLLSTX1A"    },
            {  "key":"locationType",
               "value":"openstack-cloud" },
            {  "key":"vimId",
               "value":"rackspace_DLLSTX1A"  },
            {  "key":"physicalLocationId",
               "value":"DLLSTX1223"    },           
            {  "key":"oofDirectives",
               "value": { "directives":[
                { "id":"<vdu.name>",   
                  "type":"vnfc",
                  "directives":[                                  
                     {  "type":"flavor_directive",
                        "attributes":[
                            {   "attribute_name":"flavor_label_1",
                                "attribute_value":"<flavor_name>"  #VIM Flavor, which oof seleted.
                            }
                        ]
                     },
                     {  "type": "vnic-info1pciePassthrough_directive",
                        "attributes":[
                            {"attribute_name":"vnic_label_1", "attribute_value":"direct"},
                            {"attribute_name":"provider_network", "attribute_value":"physnet1"}     
                        ]
                     },
                     {  "type": "vnic-info2pciePassthrough_directive",
                        "attributes": [
                            {"attribute_name":"vnic_label_2", "attribute_value":"direct"},                 
                            {"attribute_name":"provider_network", "attribute_value":"physnet2"}
                        ]       
                      }                
                    ]                                         
                  }
                ]
               }
             }
           ]
         }  
      ]
    ],
    "licenseSoutions": [
      {
       "resourceModuleName": "string",
       "serviceResourceId": "string",
       "entitlementPoolUUID": [
         "string"
        ],
       "licenseKeyGroupUUID": [
         "string"
        ],
       "entitlementPoolInvariantUUID": [
         "string"
        ],
       "licenseKeyGroupInvariantUUID": [
         "string"
        ]
      }
    ]
  }
}