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clusteroperator.md

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Cluster operator controller

Overview

Cluster operator controller is responsible for managing the CoreProvider and InfrastructureProvider CRs. These CRs are later reconciled by the upstream Cluster API Operator.

Behavior

stateDiagram-v2
    [*] --> ReadCoreProviderAsset
    ReadCoreProviderAsset --> CreateOrUpdateCoreProvider
    CreateOrUpdateCoreProvider --> SubstituteCoreProviderImage
    SubstituteCoreProviderImage --> IsCurrentPlatformSupported
    state IsCurrentPlatformSupported <<choice>>
    IsCurrentPlatformSupported --> ReadInfrastructureProviderAsset: True
    IsCurrentPlatformSupported --> NoOp: False
    ReadInfrastructureProviderAsset --> CreateOrUpdateInfrastructureProvider
    CreateOrUpdateInfrastructureProvider --> SubstituteInfrastructureProviderImage
    SubstituteInfrastructureProviderImage --> [*]
    NoOp --> [*]
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Operator will create CoreProvider even if the current platform is not supported, this allows "bring your own" scenarios. If the platform is supported, the operator will create the appropriate InfrastructureProvider.