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Modules (Description, internal structures etc..)

Service Mesh Config:

Main Function:  the module is invoked by traffic controller after traffic controller recieves
                          intents from external world, and parses requests from traffic controller and
                          extracts some key information to assemble a new yaml file for creating instances
                          of inbound services and clients based on istio.

Main Opearations:

1. create/destroy inbound services (API: Add Inbound service)
2. create/destroy client services (API: Add Clients)
3. create/remove security details for client services (API: Add Security details for clients)
4. create/destroy ServiceEntry for inbound services used by clients
5. create/destroy DestinationRules for both inbound and client services
6. create/destroy VirtualService for client services
7. create/destroy AuthorizationPolicy for inbound services used by clients

The key inforamtion includes but not limited:

• client name
• inbound service name
• protocol: http/https/tcp
• TLS options: no/simple/mutual
• port

The interface between SM config and Traffic Controller:

TBD

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Sequence flows

Test cases

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