78 lines
2.5 KiB
YAML
78 lines
2.5 KiB
YAML
apiVersion: config.karmada.io/v1alpha1
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kind: ResourceInterpreterCustomization
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metadata:
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name: declarative-configuration-example
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spec:
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target:
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apiVersion: apps/v1
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kind: Deployment
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customizations:
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replicaResource:
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luaScript: >
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local kube = require("kube")
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function GetReplicas(obj)
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replica = obj.spec.replicas
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requirement = kube.accuratePodRequirements(obj.spec.template)
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return replica, requirement
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end
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replicaRevision:
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luaScript: >
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function ReviseReplica(obj, desiredReplica)
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obj.spec.replicas = desiredReplica
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return obj
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end
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retention:
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luaScript: >
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function Retain(desiredObj, observedObj)
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desiredObj.spec.paused = observedObj.spec.paused
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return desiredObj
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end
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statusAggregation:
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luaScript: >
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function AggregateStatus(desiredObj, statusItems)
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if statusItems == nil then
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return desiredObj
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end
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if desiredObj.status == nil then
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desiredObj.status = {}
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end
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replicas = 0
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for i = 1, #statusItems do
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if statusItems[i].status ~= nil and statusItems[i].status.replicas ~= nil then
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replicas = replicas + statusItems[i].status.replicas
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end
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end
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desiredObj.status.replicas = replicas
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return desiredObj
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end
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statusReflection:
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luaScript: >
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function ReflectStatus (observedObj)
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return observedObj.status
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end
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healthInterpretation:
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luaScript: >
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function InterpretHealth(observedObj)
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return observedObj.status.readyReplicas == observedObj.spec.replicas
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end
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dependencyInterpretation:
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luaScript: >
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function GetDependencies(desiredObj)
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dependentSas = {}
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refs = {}
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if desiredObj.spec.template.spec.serviceAccountName ~= '' and desiredObj.spec.template.spec.serviceAccountName ~= 'default' then
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dependentSas[desiredObj.spec.template.spec.serviceAccountName] = true
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end
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local idx = 1
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for key, value in pairs(dependentSas) do
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dependObj = {}
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dependObj.apiVersion = 'v1'
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dependObj.kind = 'ServiceAccount'
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dependObj.name = key
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dependObj.namespace = desiredObj.metadata.namespace
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refs[idx] = dependObj
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idx = idx + 1
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end
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return refs
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end
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