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|
package genericresource
import (
"fmt"
"github.com/moby/swarmkit/v2/api"
)
// ValidateTask validates that the task only uses integers
// for generic resources
func ValidateTask(resources *api.Resources) error {
for _, v := range resources.Generic {
if v.GetDiscreteResourceSpec() != nil {
continue
}
return fmt.Errorf("invalid argument for resource %s", Kind(v))
}
return nil
}
// HasEnough returns true if node can satisfy the task's GenericResource request
func HasEnough(nodeRes []*api.GenericResource, taskRes *api.GenericResource) (bool, error) {
t := taskRes.GetDiscreteResourceSpec()
if t == nil {
return false, fmt.Errorf("task should only hold Discrete type")
}
if nodeRes == nil {
return false, nil
}
nrs := GetResource(t.Kind, nodeRes)
if len(nrs) == 0 {
return false, nil
}
switch nr := nrs[0].Resource.(type) {
case *api.GenericResource_DiscreteResourceSpec:
if t.Value > nr.DiscreteResourceSpec.Value {
return false, nil
}
case *api.GenericResource_NamedResourceSpec:
if t.Value > int64(len(nrs)) {
return false, nil
}
}
return true, nil
}
// HasResource checks if there is enough "res" in the "resources" argument
func HasResource(res *api.GenericResource, resources []*api.GenericResource) bool {
for _, r := range resources {
if Kind(res) != Kind(r) {
continue
}
switch rtype := r.Resource.(type) {
case *api.GenericResource_DiscreteResourceSpec:
if res.GetDiscreteResourceSpec() == nil {
return false
}
if res.GetDiscreteResourceSpec().Value > rtype.DiscreteResourceSpec.Value {
return false
}
return true
case *api.GenericResource_NamedResourceSpec:
if res.GetNamedResourceSpec() == nil {
return false
}
if res.GetNamedResourceSpec().Value != rtype.NamedResourceSpec.Value {
continue
}
return true
}
}
return false
}
|
