apiVersion: config.karmada.io/v1alpha1
kind: ResourceInterpreterCustomization
metadata:
  name: customization
spec:
  target:
    apiVersion: apps/v1
    kind: Deployment
  customizations:
    retention:
      luaScript: >
        function Retain(desiredObj, runtimeObj)
          desiredObj.metadata.annotations.cluster = runtimeObj.metadata.annotations.cluster
          return desiredObj
        end
    replicaResource:
      luaScript: >
        function GetReplicas(obj)
          replica = obj.spec.replicas
          requirement = {
            resourceRequest = obj.spec.template.spec.containers[1].resources.limits,
            nodeClaim = {
              nodeSelector = obj.spec.template.spec.nodeSelector,
              tolerations = obj.spec.template.spec.tolerations
            }
          }
          return replica, requirement
        end
    replicaRevision:
      luaScript: >
        function ReviseReplica(obj, desiredReplica)
          obj.spec.replicas = desiredReplica
          return obj
        end
    statusReflection:
      luaScript: >
        function ReflectStatus(observedObj)
          return observedObj.status
        end
    statusAggregation:
      luaScript: >
        function AggregateStatus(desiredObj, items)
          desiredObj.status.readyReplicas = 0
          for i = 1, #items do
            desiredObj.status.readyReplicas = desiredObj.status.readyReplicas + items[i].status.readyReplicas
          end
          return desiredObj
        end
    healthInterpretation:
      luaScript: >
        function InterpretHealth(observedObj)
          return observedObj.status.readyReplicas == observedObj.spec.replicas
        end
    dependencyInterpretation:
      luaScript: >
        function GetDependencies(desiredObj)
          dependencies = {}
          dependencies[1] = {
            apiVersion = "v1",
            kind       = "ServiceAccount",
            name       = desiredObj.metadata.name,
            namespace  = desiredObj.metadata.namespace,
          }
          return dependencies
        end