{"type":"doc","content":[{"type":"paragraph","content":[{"text":"Requirements that are kept in mind are :","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Expose HW capability of various CPU architecture (Intel x86, ARM etc...) in generic fashion.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Provide flexibility to expose CPU architecture and vendor specific features.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Support for multiple Clouds such as Openstack clouds, AWS Cloud, Azure Cloud etc...","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"No hardcoding of HPA feature names OR attribute names in ONAP (other than Multi-Cloud plugin)","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"HPA Impact on the AAI Project","type":"text","marks":[{"type":"link","attrs":{"href":"https://lf-onap.atlassian.net/wiki/spaces/DW/pages/16262441"}}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Please refer to ","type":"text"},{"text":"HPA Requirement & Capability Specification","type":"text","marks":[{"type":"link","attrs":{"href":"https://lf-onap.atlassian.net/wiki/spaces/DW/pages/16261303"}}]}]}]}]},{"type":"paragraph","content":[{"text":"Following format is used to represent the HPACapability:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Data centers typically have flavors (openstack calls them flavors, Azure calls them VM sizes and AWS calls them as Instance types). Each flavor is represented by hardware features. When these are discovered by ONAP, there are few ways to represent them in A&AI DB. ","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Approach 1:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"flavors as children to the cloud-region (Already existing)","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Represent HPA capabilities under each flavor (HPA capabilities as children of each flavor)","type":"text"}]}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Approach 2:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"flavors as children to the cloud-region (Already existing). Also, represent HPA capabilities also children to the cloud-regions.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Then provide relationship between flavors and capabilities.","type":"text"}]}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Approach 3:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Approach 1 +","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Create another tree with capability to region+flavor list.","type":"text"}]}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Which approach to follow? Some guidance from A&AI team. Requirement is this:","type":"text"}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"During VNF instantiation, OOF gets hold of hardware requirements and based on that requirements, it needs to find out the best cloud-region and flavor.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Would Approach 3 seem possible?","type":"text"}]}]}]}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Each HPACapability is defined as ","type":"text"},{"type":"hardBreak"},{"text":"{HPACapability-id,HPAFeature, Schema Versio","type":"text","marks":[{"type":"strong"}]},{"text":"n, hardware-architecture","type":"text","marks":[{"type":"strong"}]},{"text":", [List of HPAAttributes] - names and values}","type":"text","marks":[{"type":"strong"}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"HPAFeatureAttribute is ","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Refer ","type":"text"},{"text":"Supported HPA Capability Requirements(DRAFT)","type":"text","marks":[{"type":"link","attrs":{"href":"https://lf-onap.atlassian.net/wiki/spaces/DW/pages/16275089"}}]},{"text":" for more specific Capability names and values.","type":"text"}]}]}]},{"type":"heading","attrs":{"level":1},"content":[{"text":"A&AI Schema Changes","type":"text"}]},{"type":"mediaSingle","attrs":{"layout":"align-start"},"content":[{"type":"media","attrs":{"width":2206,"id":"ac962ddb-de29-431a-88f6-23ec02bf9bbf","collection":"contentId-16259795","type":"file","height":863}}]},{"type":"paragraph","content":[{"type":"hardBreak"}]},{"type":"paragraph","content":[{"type":"hardBreak"}]},{"type":"paragraph","content":[{"text":"Example: Run time view of A&AI graph instance","type":"text","marks":[{"type":"strong"}]}]},{"type":"mediaSingle","attrs":{"layout":"align-start","width":100.0},"content":[{"type":"media","attrs":{"type":"external","url":"https://documents.lucidchart.com/documents/93790b41-2b72-453b-990c-92cde8f95eca/pages/0_0?a=6622&x=-1378&y=-9&w=2156&h=1078&store=1&accept=image%2F*&auth=LCA%20f4e3f95cac15e95382fffd52d204e49fca18cef5-ts%3D1521252762"}}]},{"type":"heading","attrs":{"level":5},"content":[{"text":"Current AAI Schema","type":"text","marks":[{"type":"strong"}]}]},{"type":"codeBlock","attrs":{"language":"xml"},"content":[{"text":"\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n","type":"text"}]},{"type":"heading","attrs":{"level":5},"content":[{"text":"Modified AAI Schema","type":"text","marks":[{"type":"strong"}]}]},{"type":"codeBlock","attrs":{"language":"xml"},"content":[{"text":"\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n\n\n\n \n \n \n \n \n \n \n\n\n\n\n\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n\n\n \n \n \n \n \n\n\n\n\n\n\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n\n\n \n \n\n","type":"text"}]},{"type":"heading","attrs":{"level":5},"content":[{"text":"Edge Relations","type":"text","marks":[{"type":"strong"}]}]},{"type":"codeBlock","attrs":{"language":"javascript"},"content":[{"text":"{\n\t\"from\": \"flavor\",\n\t\"to\": \"cloud-region\",\n\t\"label\": \"org.onap.relationships.inventory.BelongsTo\",\n\t\"direction\": \"OUT\",\n\t\"multiplicity\": \"MANY2ONE\",\n\t\"contains-other-v\": \"!${direction}\",\n\t\"delete-other-v\": \"NONE\",\n\t\"SVC-INFRA\": \"NONE\",\n\t\"prevent-delete\": \"!${direction}\",\n\t\"default\": \"true\",\n\t\"description\":\"\"\n},\n{\n\t\"from\": \"hpa-capability\",\n\t\"to\": \"flavor\",\n\t\"label\": \"org.onap.relationships.inventory.BelongsTo\",\n\t\"direction\": \"OUT\",\n\t\"multiplicity\": \"MANY2ONE\",\n\t\"contains-other-v\": \"!${direction}\",\n\t\"delete-other-v\": \"NONE\",\n\t\"SVC-INFRA\": \"NONE\",\n\t\"prevent-delete\": \"!${direction}\",\n\t\"default\": \"true\",\n\t\"description\":\"\"\n},\n{\n\t\"from\": \"hpa-capability\",\n\t\"to\": \"cloud-region\",\n\t\"label\": \"org.onap.relationships.inventory.AssociatedWith\",\n\t\"direction\": \"OUT\",\n\t\"multiplicity\": \"MANY2ONE\",\n\t\"contains-other-v\": \"NONE\",\n\t\"delete-other-v\": \"NONE\",\n\t\"SVC-INFRA\": \"NONE\",\n\t\"prevent-delete\": \"!${direction}\",\n\t\"default\": \"true\",\n\t\"description\":\"\"\n},","type":"text"}]},{"type":"heading","attrs":{"level":1},"content":[{"text":"Sequence Diagrams","type":"text"}]},{"type":"heading","attrs":{"level":2},"content":[{"text":"Discovery of HPA-flavors when cloud-region is added","type":"text"}]},{"type":"extension","attrs":{"extensionType":"com.atlassian.confluence.macro.core","extensionKey":"gliffy","parameters":{"macroParams":{"":{"value":""},"name":{"value":"Cloud-Region Init Discovery"}},"macroMetadata":{"macroId":{"value":"2aa9c550-1db7-4850-9ed1-105af16ac005"},"schemaVersion":{"value":"1"},"placeholder":[{"type":"image","data":{"url":"https://confluence-connect.gliffy.net/diagram/image/placeHolder.png?=&name=Cloud-Region+Init+Discovery"}}],"title":"Gliffy Diagram"}}}},{"type":"heading","attrs":{"level":2},"content":[{"text":"Periodic Discovery of HPACapabilities","type":"text"}]},{"type":"extension","attrs":{"extensionType":"com.atlassian.confluence.macro.core","extensionKey":"gliffy","parameters":{"macroParams":{"":{"value":""},"name":{"value":"Periodic Discover HPA"}},"macroMetadata":{"macroId":{"value":"3b99b145-0414-46cc-934c-4c1299b5dfe5"},"schemaVersion":{"value":"1"},"placeholder":[{"type":"image","data":{"url":"https://confluence-connect.gliffy.net/diagram/image/placeHolder.png?=&name=Periodic+Discover+HPA"}}],"title":"Gliffy Diagram"}}}},{"type":"paragraph","content":[{"type":"hardBreak"}]},{"type":"heading","attrs":{"level":2},"content":[{"text":"VNFC Instantiation ","type":"text"}]},{"type":"extension","attrs":{"extensionType":"com.atlassian.confluence.macro.core","extensionKey":"gliffy","parameters":{"macroParams":{"name":{"value":"VNFC instantiation"}},"macroMetadata":{"macroId":{"value":"7104218e-3aff-4515-a9a1-2386796f8cc5"},"schemaVersion":{"value":"1"},"placeholder":[{"type":"image","data":{"url":"https://confluence-connect.gliffy.net/diagram/image/placeHolder.png?name=VNFC+instantiation"}}],"title":"Gliffy Diagram"}}}},{"type":"heading","attrs":{"level":1},"content":[{"text":"TBD","type":"text"}]},{"type":"paragraph","content":[{"text":"Following table provides HPA features and attributes. Also, it describes matching constraints for each HPA feature. These constraints are applied while finding the best cloud-region for placing VNFC.","type":"text"}]},{"type":"paragraph","content":[{"text":"Attributes are represented as:","type":"text"}]},{"type":"paragraph","content":[{"text":"TBD...","type":"text"}]},{"type":"table","content":[{"type":"tableRow","content":[{"type":"tableHeader","attrs":{"colspan":1,"rowspan":1},"content":[{"type":"paragraph","content":[{"text":"