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@startuml
participant Designer
participant Admin
participant SDC
participant Catalog_Manager
participant Helm_Registry
participant Image_Registry
participant SO_Client
participant SO
participant SO_CNFM
participant CNF_Adapter
participant AAI
participant K8S_Cluster

autonumber 

group ASD App PACKAGE Distribution
	hnote over SDC : SDC supports ASD-based Service CSAR
    Designer -> SDC : Onboarding ASD App Package
    SDC --> SDC : Onboards ASD App Package and\ngenerates Resource VF(s) and Service CSAR
    SDC -> SO : Distribute Service CSAR
    SDC -> AAI : Distribute Service CSAR
end  

group ASD Helm Chart and Image Distribution
    hnote over Catalog_Manager : ASD, Helm Chart and Image Distribution
    Catalog_Manager -> SDC : Get ASD App Artifacts
    Catalog_Manager -> Helm_Registry : push Helm Charts
    Catalog_Manager -> Image_Registry : push Images    
end	

group K8S Cluster Admin
	hnote over Admin : Admin accesses K8S Cluster
 	Admin -> K8S_Cluster : Create/Update/Configure K8S Cluster
    Admin -> AAI : Add/Register K8S Cluster 
    Admin -> AAI : Add the tenant
	K8S_Cluster -> AAI : Auto Discovery (optional)
	Admin -> SO_CNFM : POST Connectivity Info (Kubeconfig file)  
end



@enduml

@startuml
participant SO_Client
participant SO
participant SO_BPMN
participant CNFM
participant AAI
participant SDNC
participant OOF
participant ASD_Catalog_Mgr
participant Helm_Repository
participant K8S_Cluster

autonumber 

group ASD-Based CNF Instantiation
    SO_Client -> SO : Create Service
    SO -> SO_BPMN : Process and Decompose Service
    SO_BPMN -> AAI : Create Service Instance
opt Service-Level Homing
    SO_BPMN -> OOF : Homing Information (optional for PoC)
    OOF -> SO_BPMN : Receive Homing Information (optional for PoC)
end
    SO_BPMN --> SO_BPMN : Process Model Info & Decide flows      
    SO_BPMN -> CNFM : Delegate Resource Orchestration,\npass input parameters
    CNFM -> ASD_Catalog_Mgr : Get ASD
    CNFM -> Helm_Repository : Get associated Helm Charts
    CNFM --> CNFM : Process and decompose ASD and DeploymentItems\n(VF & Vf-Modules)
    CNFM --> CNFM : get DeploymentItem order and create a sequence list
    CNFM --> CNFM : execute each deployment item by following the sequence order
loop
    CNFM -> AAI : Create vf-module
    CNFM -> SDNC : Assign vf-module
    CNFM --> CNFM : Get AsInstance LifecycleParameterMetadata from the request
    CNFM --> CNFM : Get the corresponding Helm Chart
    CNFM --> CNFM : Create a new values file by replacing the values file from the Helm Chart with LifecycleParameterMetadata
    CNFM --> CNFM : generate K8S resource (e.g., helm template) based on the Helm Chart plus a new custom values file
    CNFM -> OOF : get a placement decision (for PoC, OOF is not used; returns a predefined K8S cluster name)
	CNFM --> CNFM: set kube config environment for the target K8S Cluster
    CNFM --> K8S_Cluster : invoke Helm Install with a custom values file
    CNFM -> AAI : Update vf-module

end
end  



@enduml