forked from vmware-archive/kubecfg
/
delete.go
87 lines (73 loc) · 2.43 KB
/
delete.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
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
// Copyright 2017 The kubecfg 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 kubecfg
import (
"fmt"
"sort"
log "github.com/sirupsen/logrus"
"k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/client-go/discovery"
"k8s.io/client-go/dynamic"
"github.com/ksonnet/kubecfg/utils"
)
// DeleteCmd represents the delete subcommand
type DeleteCmd struct {
ClientPool dynamic.ClientPool
Discovery discovery.DiscoveryInterface
DefaultNamespace string
GracePeriod int64
}
func (c DeleteCmd) Run(apiObjects []*unstructured.Unstructured) error {
version, err := utils.FetchVersion(c.Discovery)
if err != nil {
version = utils.GetDefaultVersion()
log.Warnf("Unable to parse server version. Received %v. Using default %s", err, version.String())
}
log.Infof("Fetching schemas for %d resources", len(apiObjects))
depOrder, err := utils.DependencyOrder(c.Discovery, apiObjects)
if err != nil {
return err
}
sort.Sort(sort.Reverse(depOrder))
deleteOpts := metav1.DeleteOptions{}
if version.Compare(1, 6) < 0 {
// 1.5.x option
boolFalse := false
deleteOpts.OrphanDependents = &boolFalse
} else {
// 1.6.x option (NB: Background is broken)
fg := metav1.DeletePropagationForeground
deleteOpts.PropagationPolicy = &fg
}
if c.GracePeriod >= 0 {
deleteOpts.GracePeriodSeconds = &c.GracePeriod
}
for _, obj := range apiObjects {
desc := fmt.Sprintf("%s %s", utils.ResourceNameFor(c.Discovery, obj), utils.FqName(obj))
log.Info("Deleting ", desc)
client, err := utils.ClientForResource(c.ClientPool, c.Discovery, obj, c.DefaultNamespace)
if err != nil {
return err
}
err = client.Delete(obj.GetName(), &deleteOpts)
if err != nil && !errors.IsNotFound(err) {
return fmt.Errorf("Error deleting %s: %s", desc, err)
}
log.Debug("Deleted object: ", obj)
}
return nil
}