forked from mamezou-tech/concourse-k8s-resource
-
Notifications
You must be signed in to change notification settings - Fork 0
/
metadata_reader.go
63 lines (51 loc) · 1.68 KB
/
metadata_reader.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
package k8s
import (
"context"
appsv1 "k8s.io/api/apps/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/kubernetes"
"k8s.io/kubectl/pkg/util/deployment"
)
type MetadataReader interface {
GetObjectMeta() *metav1.ObjectMeta
GetRevision() (int64, error)
}
type DeploymentReader struct {
resource *appsv1.Deployment
}
var _ MetadataReader = &DeploymentReader{}
func NewDeploymentReader(clientset kubernetes.Interface, namespace string, name string) (*DeploymentReader, error) {
d, err := clientset.AppsV1().Deployments(namespace).Get(context.TODO(), name, metav1.GetOptions{})
if err != nil {
return nil, err
}
return &DeploymentReader{resource: d}, nil
}
func (r *DeploymentReader) GetRevision() (int64, error) {
return deployment.Revision(r.resource)
}
func (r *DeploymentReader) GetObjectMeta() *metav1.ObjectMeta {
return &r.resource.ObjectMeta
}
type StatefulSetReader struct {
resource *appsv1.StatefulSet
revision *appsv1.ControllerRevision
}
var _ MetadataReader = &StatefulSetReader{}
func NewStatefulSetReader(clientset kubernetes.Interface, namespace string, name string) (*StatefulSetReader, error) {
sts, err := clientset.AppsV1().StatefulSets(namespace).Get(context.TODO(), name, metav1.GetOptions{})
if err != nil {
return nil, err
}
rev, err := clientset.AppsV1().ControllerRevisions(namespace).Get(context.TODO(), sts.Status.CurrentRevision, metav1.GetOptions{})
if err != nil {
return nil, err
}
return &StatefulSetReader{resource: sts, revision: rev}, nil
}
func (r *StatefulSetReader) GetRevision() (int64, error) {
return r.revision.Revision, nil
}
func (r *StatefulSetReader) GetObjectMeta() *metav1.ObjectMeta {
return &r.resource.ObjectMeta
}