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tableconvertor.go
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/
tableconvertor.go
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// SPDX-FileCopyrightText: 2023 SAP SE or an SAP affiliate company and IronCore contributors
// SPDX-License-Identifier: Apache-2.0
package storage
import (
"context"
"sort"
"strings"
"github.com/ironcore-dev/ironcore/internal/apis/compute"
"k8s.io/apimachinery/pkg/api/meta"
"k8s.io/apimachinery/pkg/api/meta/table"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
)
type convertor struct{}
var (
objectMetaSwaggerDoc = metav1.ObjectMeta{}.SwaggerDoc()
headers = []metav1.TableColumnDefinition{
{Name: "Name", Type: "string", Format: "name", Description: objectMetaSwaggerDoc["name"]},
{Name: "MachineClasses", Type: "string", Description: "Machine classes available on this machine pool."},
{Name: "Age", Type: "string", Format: "date", Description: objectMetaSwaggerDoc["creationTimestamp"]},
}
)
func newTableConvertor() *convertor {
return &convertor{}
}
func machinePoolMachineClassNames(machinePool *compute.MachinePool) []string {
machineClassNames := make([]string, 0, len(machinePool.Status.AvailableMachineClasses))
for _, machineClassRef := range machinePool.Status.AvailableMachineClasses {
machineClassNames = append(machineClassNames, machineClassRef.Name)
}
sort.Strings(machineClassNames)
return machineClassNames
}
func (c *convertor) ConvertToTable(ctx context.Context, obj runtime.Object, tableOptions runtime.Object) (*metav1.Table, error) {
tab := &metav1.Table{
ColumnDefinitions: headers,
}
if m, err := meta.ListAccessor(obj); err == nil {
tab.ResourceVersion = m.GetResourceVersion()
tab.Continue = m.GetContinue()
} else {
if m, err := meta.CommonAccessor(obj); err == nil {
tab.ResourceVersion = m.GetResourceVersion()
}
}
var err error
tab.Rows, err = table.MetaToTableRow(obj, func(obj runtime.Object, m metav1.Object, name, age string) (cells []interface{}, err error) {
machinePool := obj.(*compute.MachinePool)
cells = append(cells, name)
machineClassNames := machinePoolMachineClassNames(machinePool)
if len(machineClassNames) == 0 {
cells = append(cells, "<none>")
} else {
cells = append(cells, strings.Join(machineClassNames, ","))
}
cells = append(cells, age)
return cells, nil
})
return tab, err
}