dispatchcloud

Documentation

Index

• Variables
• func ChooseInstanceType(cc *arvados.Cluster, ctr *arvados.Container) (best arvados.InstanceType, err error)
• func EstimateScratchSpace(ctr *arvados.Container) (needScratch int64)
• type ConstraintsNotSatisfiableError

Variables

var Command cmd.Handler = service.Command(arvados.ServiceNameDispatchCloud, newHandler)

var Drivers = map[string]cloud.Driver{
	"azure": azure.Driver,
	"ec2":   ec2.Driver,
}

Drivers is a map of available cloud drivers. Clusters.*.Containers.CloudVMs.Driver configuration values correspond to keys in this map.

var ErrInstanceTypesNotConfigured = errors.New("site configuration does not list any instance types")

Functions

func ChooseInstanceType

func ChooseInstanceType(cc *arvados.Cluster, ctr *arvados.Container) (best arvados.InstanceType, err error)

ChooseInstanceType returns the cheapest available arvados.InstanceType big enough to run ctr.

func EstimateScratchSpace

func EstimateScratchSpace(ctr *arvados.Container) (needScratch int64)

EstimateScratchSpace estimates how much available disk space (in bytes) is needed to run the container by summing the capacity requested by 'tmp' mounts plus disk space required to load the Docker image.

Types

type ConstraintsNotSatisfiableError

type ConstraintsNotSatisfiableError struct {
	AvailableTypes []arvados.InstanceType
	// contains filtered or unexported fields
}

ConstraintsNotSatisfiableError includes a list of available instance types to be reported back to the user.