mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-21 04:20:23 +00:00
114 lines
3.2 KiB
Go
114 lines
3.2 KiB
Go
/*
|
|
Copyright 2014 The Kubernetes 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 runtime defines conversions between generic types and structs to map query strings
|
|
// to struct objects.
|
|
package runtime
|
|
|
|
import (
|
|
"fmt"
|
|
"reflect"
|
|
"strconv"
|
|
"strings"
|
|
|
|
"k8s.io/apimachinery/pkg/conversion"
|
|
)
|
|
|
|
// DefaultMetaV1FieldSelectorConversion auto-accepts metav1 values for name and namespace.
|
|
// A cluster scoped resource specifying namespace empty works fine and specifying a particular
|
|
// namespace will return no results, as expected.
|
|
func DefaultMetaV1FieldSelectorConversion(label, value string) (string, string, error) {
|
|
switch label {
|
|
case "metadata.name":
|
|
return label, value, nil
|
|
case "metadata.namespace":
|
|
return label, value, nil
|
|
default:
|
|
return "", "", fmt.Errorf("%q is not a known field selector: only %q, %q", label, "metadata.name", "metadata.namespace")
|
|
}
|
|
}
|
|
|
|
// JSONKeyMapper uses the struct tags on a conversion to determine the key value for
|
|
// the other side. Use when mapping from a map[string]* to a struct or vice versa.
|
|
func JSONKeyMapper(key string, sourceTag, destTag reflect.StructTag) (string, string) {
|
|
if s := destTag.Get("json"); len(s) > 0 {
|
|
return strings.SplitN(s, ",", 2)[0], key
|
|
}
|
|
if s := sourceTag.Get("json"); len(s) > 0 {
|
|
return key, strings.SplitN(s, ",", 2)[0]
|
|
}
|
|
return key, key
|
|
}
|
|
|
|
// DefaultStringConversions are helpers for converting []string and string to real values.
|
|
var DefaultStringConversions = []interface{}{
|
|
Convert_Slice_string_To_string,
|
|
Convert_Slice_string_To_int,
|
|
Convert_Slice_string_To_bool,
|
|
Convert_Slice_string_To_int64,
|
|
}
|
|
|
|
func Convert_Slice_string_To_string(input *[]string, out *string, s conversion.Scope) error {
|
|
if len(*input) == 0 {
|
|
*out = ""
|
|
}
|
|
*out = (*input)[0]
|
|
return nil
|
|
}
|
|
|
|
func Convert_Slice_string_To_int(input *[]string, out *int, s conversion.Scope) error {
|
|
if len(*input) == 0 {
|
|
*out = 0
|
|
}
|
|
str := (*input)[0]
|
|
i, err := strconv.Atoi(str)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
*out = i
|
|
return nil
|
|
}
|
|
|
|
// Convert_Slice_string_To_bool will convert a string parameter to boolean.
|
|
// Only the absence of a value, a value of "false", or a value of "0" resolve to false.
|
|
// Any other value (including empty string) resolves to true.
|
|
func Convert_Slice_string_To_bool(input *[]string, out *bool, s conversion.Scope) error {
|
|
if len(*input) == 0 {
|
|
*out = false
|
|
return nil
|
|
}
|
|
switch strings.ToLower((*input)[0]) {
|
|
case "false", "0":
|
|
*out = false
|
|
default:
|
|
*out = true
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func Convert_Slice_string_To_int64(input *[]string, out *int64, s conversion.Scope) error {
|
|
if len(*input) == 0 {
|
|
*out = 0
|
|
}
|
|
str := (*input)[0]
|
|
i, err := strconv.ParseInt(str, 10, 64)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
*out = i
|
|
return nil
|
|
}
|