kubernetes/plugin/pkg/admission/antiaffinity/admission.go

const PluginName …

// Register registers a plugin
func Register(plugins *admission.Plugins) { … }

type Plugin …

var _ …

// NewInterPodAntiAffinity creates a new instance of the LimitPodHardAntiAffinityTopology admission controller
func NewInterPodAntiAffinity() *Plugin { … }

// Validate will deny any pod that defines AntiAffinity topology key other than v1.LabelHostname i.e. "kubernetes.io/hostname"
// in  requiredDuringSchedulingRequiredDuringExecution and requiredDuringSchedulingIgnoredDuringExecution.
func (p *Plugin) Validate(ctx context.Context, attributes admission.Attributes, o admission.ObjectInterfaces) (err error) { … }