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api: implement printers for dynamic resource allocation

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This is needed for "kubectl get". It depends on the generated swagger docs.
This commit is contained in:
Patrick Ohly 2022-03-01 17:37:45 +01:00
parent 9683c60c05
commit 5c5e060fb8
1 changed files with 141 additions and 0 deletions
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141
pkg/printers/internalversion/printers.go
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@ -40,6 +40,7 @@ import (
networkingv1alpha1 "k8s.io/api/networking/v1alpha1"
policyv1beta1 "k8s.io/api/policy/v1beta1"
rbacv1beta1 "k8s.io/api/rbac/v1beta1"
resourcev1alpha1 "k8s.io/api/resource/v1alpha1"
schedulingv1 "k8s.io/api/scheduling/v1"
storagev1 "k8s.io/api/storage/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@ -65,6 +66,7 @@ import (
nodeapi "k8s.io/kubernetes/pkg/apis/node"
"k8s.io/kubernetes/pkg/apis/policy"
"k8s.io/kubernetes/pkg/apis/rbac"
"k8s.io/kubernetes/pkg/apis/resource"
"k8s.io/kubernetes/pkg/apis/scheduling"
"k8s.io/kubernetes/pkg/apis/storage"
storageutil "k8s.io/kubernetes/pkg/apis/storage/util"
@ -622,6 +624,41 @@ func AddHandlers(h printers.PrintHandler) {
h.TableHandler(clusterCIDRColumnDefinitions, printClusterCIDR)
h.TableHandler(clusterCIDRColumnDefinitions, printClusterCIDRList)
resourceClassColumnDefinitions := []metav1.TableColumnDefinition{
{Name: "Name", Type: "string", Format: "name", Description: metav1.ObjectMeta{}.SwaggerDoc()["name"]},
{Name: "DriverName", Type: "string", Description: resourcev1alpha1.ResourceClass{}.SwaggerDoc()["driverName"]},
{Name: "Age", Type: "string", Description: metav1.ObjectMeta{}.SwaggerDoc()["creationTimestamp"]},
}
_ = h.TableHandler(resourceClassColumnDefinitions, printResourceClass)
_ = h.TableHandler(resourceClassColumnDefinitions, printResourceClassList)
resourceClaimColumnDefinitions := []metav1.TableColumnDefinition{
{Name: "Name", Type: "string", Format: "name", Description: metav1.ObjectMeta{}.SwaggerDoc()["name"]},
{Name: "ResourceClassName", Type: "string", Description: resourcev1alpha1.ResourceClaimSpec{}.SwaggerDoc()["resourceClassName"]},
{Name: "AllocationMode", Type: "string", Description: resourcev1alpha1.ResourceClaimSpec{}.SwaggerDoc()["allocationMode"]},
{Name: "State", Type: "string", Description: "A summary of the current state (allocated, pending, reserved, etc.)."},
{Name: "Age", Type: "string", Description: metav1.ObjectMeta{}.SwaggerDoc()["creationTimestamp"]},
}
_ = h.TableHandler(resourceClaimColumnDefinitions, printResourceClaim)
_ = h.TableHandler(resourceClaimColumnDefinitions, printResourceClaimList)
resourceClaimTemplateColumnDefinitions := []metav1.TableColumnDefinition{
{Name: "Name", Type: "string", Format: "name", Description: metav1.ObjectMeta{}.SwaggerDoc()["name"]},
{Name: "ResourceClassName", Type: "string", Description: resourcev1alpha1.ResourceClaimSpec{}.SwaggerDoc()["resourceClassName"]},
{Name: "AllocationMode", Type: "string", Description: resourcev1alpha1.ResourceClaimSpec{}.SwaggerDoc()["allocationMode"]},
{Name: "Age", Type: "string", Description: metav1.ObjectMeta{}.SwaggerDoc()["creationTimestamp"]},
}
_ = h.TableHandler(resourceClaimTemplateColumnDefinitions, printResourceClaimTemplate)
_ = h.TableHandler(resourceClaimTemplateColumnDefinitions, printResourceClaimTemplateList)
podSchedulingColumnDefinitions := []metav1.TableColumnDefinition{
{Name: "Name", Type: "string", Format: "name", Description: metav1.ObjectMeta{}.SwaggerDoc()["name"]},
{Name: "SelectedNode", Type: "string", Description: resourcev1alpha1.PodSchedulingSpec{}.SwaggerDoc()["selectedNode"]},
{Name: "Age", Type: "string", Description: metav1.ObjectMeta{}.SwaggerDoc()["creationTimestamp"]},
}
_ = h.TableHandler(podSchedulingColumnDefinitions, printPodScheduling)
_ = h.TableHandler(podSchedulingColumnDefinitions, printPodSchedulingList)
}
// Pass ports=nil for all ports.
@ -2797,6 +2834,110 @@ func printScale(obj *autoscaling.Scale, options printers.GenerateOptions) ([]met
return []metav1.TableRow{row}, nil
}
func printResourceClass(obj *resource.ResourceClass, options printers.GenerateOptions) ([]metav1.TableRow, error) {
row := metav1.TableRow{
Object: runtime.RawExtension{Object: obj},
}
row.Cells = append(row.Cells, obj.Name, obj.DriverName, translateTimestampSince(obj.CreationTimestamp))
return []metav1.TableRow{row}, nil
}
func printResourceClassList(list *resource.ResourceClassList, options printers.GenerateOptions) ([]metav1.TableRow, error) {
rows := make([]metav1.TableRow, 0, len(list.Items))
for i := range list.Items {
r, err := printResourceClass(&list.Items[i], options)
if err != nil {
return nil, err
}
rows = append(rows, r...)
}
return rows, nil
}
func printResourceClaim(obj *resource.ResourceClaim, options printers.GenerateOptions) ([]metav1.TableRow, error) {
row := metav1.TableRow{
Object: runtime.RawExtension{Object: obj},
}
row.Cells = append(row.Cells, obj.Name, obj.Spec.ResourceClassName, string(obj.Spec.AllocationMode), resourceClaimState(obj), translateTimestampSince(obj.CreationTimestamp))
return []metav1.TableRow{row}, nil
}
func resourceClaimState(obj *resource.ResourceClaim) string {
var states []string
if obj.DeletionTimestamp != nil {
states = append(states, "deleted")
}
if obj.Status.Allocation == nil {
if obj.DeletionTimestamp == nil {
states = append(states, "pending")
}
} else {
states = append(states, "allocated")
if len(obj.Status.ReservedFor) > 0 {
states = append(states, "reserved")
} else if obj.DeletionTimestamp != nil || obj.Status.DeallocationRequested {
states = append(states, "deallocating")
}
}
return strings.Join(states, ",")
}
func printResourceClaimList(list *resource.ResourceClaimList, options printers.GenerateOptions) ([]metav1.TableRow, error) {
rows := make([]metav1.TableRow, 0, len(list.Items))
for i := range list.Items {
r, err := printResourceClaim(&list.Items[i], options)
if err != nil {
return nil, err
}
rows = append(rows, r...)
}
return rows, nil
}
func printResourceClaimTemplate(obj *resource.ResourceClaimTemplate, options printers.GenerateOptions) ([]metav1.TableRow, error) {
row := metav1.TableRow{
Object: runtime.RawExtension{Object: obj},
}
row.Cells = append(row.Cells, obj.Name, obj.Spec.Spec.ResourceClassName, string(obj.Spec.Spec.AllocationMode), translateTimestampSince(obj.CreationTimestamp))
return []metav1.TableRow{row}, nil
}
func printResourceClaimTemplateList(list *resource.ResourceClaimTemplateList, options printers.GenerateOptions) ([]metav1.TableRow, error) {
rows := make([]metav1.TableRow, 0, len(list.Items))
for i := range list.Items {
r, err := printResourceClaimTemplate(&list.Items[i], options)
if err != nil {
return nil, err
}
rows = append(rows, r...)
}
return rows, nil
}
func printPodScheduling(obj *resource.PodScheduling, options printers.GenerateOptions) ([]metav1.TableRow, error) {
row := metav1.TableRow{
Object: runtime.RawExtension{Object: obj},
}
row.Cells = append(row.Cells, obj.Name, obj.Spec.SelectedNode, translateTimestampSince(obj.CreationTimestamp))
return []metav1.TableRow{row}, nil
}
func printPodSchedulingList(list *resource.PodSchedulingList, options printers.GenerateOptions) ([]metav1.TableRow, error) {
rows := make([]metav1.TableRow, 0, len(list.Items))
for i := range list.Items {
r, err := printPodScheduling(&list.Items[i], options)
if err != nil {
return nil, err
}
rows = append(rows, r...)
}
return rows, nil
}
func printBoolPtr(value *bool) string {
if value != nil {
return printBool(*value)