1 package labels
2
3 import (
4 "k8s.io/apimachinery/pkg/labels"
5 "k8s.io/apimachinery/pkg/selection"
6 )
7
8 type selectorBuilder struct {
9 selector labels.Selector
10 }
11
12 func SelectorBuilder() selectorBuilder {
13 return selectorBuilder{
14 selector: labels.NewSelector(),
15 }
16 }
17
18 func (o selectorBuilder) WithComponent(name string) selectorBuilder {
19 req, err := labels.NewRequirement(componentLabel, selection.Equals, []string{name})
20 if err != nil {
21 panic(err)
22 }
23 o.selector = o.selector.Add(*req)
24 return o
25 }
26
27 func (o selectorBuilder) WithoutSourcePVC(s string) selectorBuilder {
28 req, err := labels.NewRequirement(sourcePVCLabel, selection.NotEquals, []string{s})
29 if err != nil {
30 panic(err)
31 }
32 o.selector = o.selector.Add(*req)
33 return o
34 }
35
36 func (o selectorBuilder) Selector() string {
37 return o.selector.String()
38 }
39
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