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schedulable.go
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/
schedulable.go
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package node
import (
"fmt"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/kubectl"
kerrors "k8s.io/kubernetes/pkg/util/errors"
)
type SchedulableOptions struct {
Options *NodeOptions
Schedulable bool
}
func (s *SchedulableOptions) Run() error {
nodes, err := s.Options.GetNodes()
if err != nil {
return err
}
errList := []error{}
var printer kubectl.ResourcePrinter
unschedulable := !s.Schedulable
for _, node := range nodes {
if node.Spec.Unschedulable != unschedulable {
node.Spec.Unschedulable = unschedulable
patch := fmt.Sprintf(`{"spec":{"unschedulable":%t}}`, unschedulable)
err := s.Options.KubeClient.Patch(api.MergePatchType).Resource("nodes").Name(node.Name).Body([]byte(patch)).Do().Error()
if err != nil {
errList = append(errList, err)
continue
}
}
if printer == nil {
p, err := s.Options.GetPrintersByObject(node)
if err != nil {
return err
}
printer = p
}
printer.PrintObj(node, s.Options.Writer)
}
return kerrors.NewAggregate(errList)
}