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Add InstanceExists* methods to cloud provider interface for CCM

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This commit is contained in:
Josh Horwitz
2017-08-21 14:55:43 -04:00
committed by Josh Horwitz
parent 73a6ee1dcc
commit 2f1ea47c83
13 changed files with 235 additions and 27 deletions
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5
pkg/cloudprovider/cloud.go
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@@ -124,7 +124,7 @@ type Instances interface {
// ProviderID is a unique identifier of the node. This will not be called
// from the node whose nodeaddresses are being queried. i.e. local metadata
// services cannot be used in this method to obtain nodeaddresses
NodeAddressesByProviderID(providerId string) ([]v1.NodeAddress, error)
NodeAddressesByProviderID(providerID string) ([]v1.NodeAddress, error)
// ExternalID returns the cloud provider ID of the node with the specified NodeName.
// Note that if the instance does not exist or is no longer running, we must return ("", cloudprovider.InstanceNotFound)
ExternalID(nodeName types.NodeName) (string, error)
@@ -140,6 +140,9 @@ type Instances interface {
// CurrentNodeName returns the name of the node we are currently running on
// On most clouds (e.g. GCE) this is the hostname, so we provide the hostname
CurrentNodeName(hostname string) (types.NodeName, error)
// InstanceExistsByProviderID returns true if the instance for the given provider id still is running.
// If false is returned with no error, the instance will be immediately deleted.
InstanceExistsByProviderID(providerID string) (bool, error)
}
// Route is a representation of an advanced routing rule.