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Add GetPreferredAllocation() as a supported device plugin endpoint

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This commit is contained in:
Kevin Klues 2020-07-02 15:15:50 +00:00
parent 32c047a52e
commit abf87c99c6
1 changed files with 17 additions and 0 deletions
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17
pkg/kubelet/cm/devicemanager/endpoint.go
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@ -35,6 +35,7 @@ import (
type endpoint interface {
run()
stop()
getPreferredAllocation(available, mustInclude []string, size int) (*pluginapi.PreferredAllocationResponse, error)
allocate(devs []string) (*pluginapi.AllocateResponse, error)
preStartContainer(devs []string) (*pluginapi.PreStartContainerResponse, error)
callback(resourceName string, devices []pluginapi.Device)
@ -138,6 +139,22 @@ func (e *endpointImpl) setStopTime(t time.Time) {
e.stopTime = t
}
// getPreferredAllocation issues GetPreferredAllocation gRPC call to the device plugin.
func (e *endpointImpl) getPreferredAllocation(available, mustInclude []string, size int) (*pluginapi.PreferredAllocationResponse, error) {
if e.isStopped() {
return nil, fmt.Errorf(errEndpointStopped, e)
}
return e.client.GetPreferredAllocation(context.Background(), &pluginapi.PreferredAllocationRequest{
ContainerRequests: []*pluginapi.ContainerPreferredAllocationRequest{
{
AvailableDeviceIDs: available,
MustIncludeDeviceIDs: mustInclude,
AllocationSize: int32(size),
},
},
})
}
// allocate issues Allocate gRPC call to the device plugin.
func (e *endpointImpl) allocate(devs []string) (*pluginapi.AllocateResponse, error) {
if e.isStopped() {