/
tableconvertor.go
84 lines (71 loc) · 2.57 KB
/
tableconvertor.go
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// Copyright 2022 OnMetal authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package storage
import (
"context"
"sort"
"strings"
"github.com/onmetal/onmetal-api/internal/apis/storage"
"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: "BucketClasses", Type: "string", Description: "Bucket classes available on this bucket pool."},
{Name: "Age", Type: "string", Format: "date", Description: objectMetaSwaggerDoc["creationTimestamp"]},
}
)
func newTableConvertor() *convertor {
return &convertor{}
}
func bucketPoolBucketClassNames(bucketPool *storage.BucketPool) []string {
names := make([]string, 0, len(bucketPool.Status.AvailableBucketClasses))
for _, bucketClassRef := range bucketPool.Status.AvailableBucketClasses {
names = append(names, bucketClassRef.Name)
}
sort.Strings(names)
return names
}
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) {
bucketPool := obj.(*storage.BucketPool)
cells = append(cells, name)
bucketClassNames := bucketPoolBucketClassNames(bucketPool)
if len(bucketClassNames) == 0 {
cells = append(cells, "<none>")
} else {
cells = append(cells, strings.Join(bucketClassNames, ","))
}
cells = append(cells, age)
return cells, nil
})
return tab, err
}