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cloudprovider.Zones should support external cloud providers

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andrewsykim
2017-08-17 14:46:25 -04:00
parent 1f580ae898
commit bd3cc83110
11 changed files with 152 additions and 2 deletions
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13
pkg/cloudprovider/cloud.go
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@@ -184,5 +184,18 @@ type Zone struct {
// Zones is an abstract, pluggable interface for zone enumeration.
type Zones interface {
// GetZone returns the Zone containing the current failure zone and locality region that the program is running in
// In most cases, this method is called from the kubelet querying a local metadata service to aquire its zone.
// For the case of external cloud providers, use GetZoneByProviderID or GetZoneByNodeName since GetZone
// can no longer be called from the kubelets.
GetZone() (Zone, error)
// GetZoneByProviderID returns the Zone containing the current zone and locality region of the node specified by providerId
// This method is particularly used in the context of external cloud providers where node initialization must be down
// outside the kubelets.
GetZoneByProviderID(providerID string) (Zone, error)
// GetZoneByNodeName returns the Zone containing the current zone and locality region of the node specified by node name
// This method is particularly used in the context of external cloud providers where node initialization must be down
// outside the kubelets.
GetZoneByNodeName(nodeName types.NodeName) (Zone, error)
}