-
Notifications
You must be signed in to change notification settings - Fork 0
/
restoreRestClient.go
278 lines (235 loc) · 10.4 KB
/
restoreRestClient.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
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
package ecosystem
import (
"context"
"fmt"
"time"
v1 "github.com/cloudogu/k8s-backup-operator/pkg/api/v1"
"github.com/cloudogu/k8s-backup-operator/pkg/retry"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/watch"
"k8s.io/client-go/kubernetes/scheme"
"k8s.io/client-go/rest"
"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
)
type RestoreInterface interface {
// Create takes the representation of a restore and creates it. Returns the server's representation of the restore, and an error, if there is any.
Create(ctx context.Context, restore *v1.Restore, opts metav1.CreateOptions) (*v1.Restore, error)
// Update takes the representation of a restore and updates it. Returns the server's representation of the restore, and an error, if there is any.
Update(ctx context.Context, restore *v1.Restore, opts metav1.UpdateOptions) (*v1.Restore, error)
// UpdateStatus was generated because the type contains a Status member.
UpdateStatus(ctx context.Context, restore *v1.Restore, opts metav1.UpdateOptions) (*v1.Restore, error)
// UpdateStatusInProgress sets the status of the restore to "in progress".
UpdateStatusInProgress(ctx context.Context, restore *v1.Restore) (*v1.Restore, error)
// UpdateStatusCompleted sets the status of the restore to "completed".
UpdateStatusCompleted(ctx context.Context, restore *v1.Restore) (*v1.Restore, error)
// UpdateStatusFailed sets the status of the restore to "failed".
UpdateStatusFailed(ctx context.Context, restore *v1.Restore) (*v1.Restore, error)
// UpdateStatusDeleting sets the status of the restore to "deleting".
UpdateStatusDeleting(ctx context.Context, restore *v1.Restore) (*v1.Restore, error)
// Delete takes name of the restore and deletes it. Returns an error if one occurs.
Delete(ctx context.Context, name string, opts metav1.DeleteOptions) error
// DeleteCollection deletes a collection of objects.
DeleteCollection(ctx context.Context, opts metav1.DeleteOptions, listOpts metav1.ListOptions) error
// Get takes name of the restore, and returns the corresponding restore object, and an error if there is any.
Get(ctx context.Context, name string, opts metav1.GetOptions) (*v1.Restore, error)
// List takes label and field selectors, and returns the list of Restores that match those selectors.
List(ctx context.Context, opts metav1.ListOptions) (*v1.RestoreList, error)
// Watch returns a watch.Interface that watches the requested restores.
Watch(ctx context.Context, opts metav1.ListOptions) (watch.Interface, error)
// Patch applies the patch and returns the patched restore.
Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts metav1.PatchOptions, subresources ...string) (result *v1.Restore, err error)
// AddFinalizer adds the given finalizer to the restore.
AddFinalizer(ctx context.Context, restore *v1.Restore, finalizer string) (*v1.Restore, error)
// AddLabels adds the app=ces and k8s.cloudogu.com/part-of=backup labels to the restore.
AddLabels(ctx context.Context, restore *v1.Restore) (*v1.Restore, error)
// RemoveFinalizer removes the given finalizer to the restore.
RemoveFinalizer(ctx context.Context, restore *v1.Restore, finalizer string) (*v1.Restore, error)
}
type restoreClient struct {
client rest.Interface
ns string
}
// UpdateStatusInProgress sets the status of the restore to "in progress".
func (d *restoreClient) UpdateStatusInProgress(ctx context.Context, restore *v1.Restore) (*v1.Restore, error) {
return d.updateStatusWithRetry(ctx, restore, v1.RestoreStatusInProgress)
}
// UpdateStatusCompleted sets the status of the restore to "completed".
func (d *restoreClient) UpdateStatusCompleted(ctx context.Context, restore *v1.Restore) (*v1.Restore, error) {
return d.updateStatusWithRetry(ctx, restore, v1.RestoreStatusCompleted)
}
// UpdateStatusFailed sets the status of the restore to "failed".
func (d *restoreClient) UpdateStatusFailed(ctx context.Context, restore *v1.Restore) (*v1.Restore, error) {
return d.updateStatusWithRetry(ctx, restore, v1.RestoreStatusFailed)
}
// UpdateStatusDeleting sets the status of the restore to "deleting".
func (d *restoreClient) UpdateStatusDeleting(ctx context.Context, restore *v1.Restore) (*v1.Restore, error) {
return d.updateStatusWithRetry(ctx, restore, v1.RestoreStatusDeleting)
}
func (d *restoreClient) updateStatusWithRetry(ctx context.Context, restore *v1.Restore, targetStatus string) (*v1.Restore, error) {
var resultRestore *v1.Restore
err := retry.OnConflict(func() error {
updatedRestore, err := d.Get(ctx, restore.GetName(), metav1.GetOptions{})
if err != nil {
return err
}
// do not overwrite the whole status, so we do not lose other values from the Status object
// esp. a potentially set requeue time
updatedRestore.Status.Status = targetStatus
resultRestore, err = d.UpdateStatus(ctx, updatedRestore, metav1.UpdateOptions{})
return err
})
return resultRestore, err
}
// AddFinalizer adds the given finalizer to the restore.
func (d *restoreClient) AddFinalizer(ctx context.Context, restore *v1.Restore, finalizer string) (*v1.Restore, error) {
controllerutil.AddFinalizer(restore, finalizer)
result, err := d.Update(ctx, restore, metav1.UpdateOptions{})
if err != nil {
return nil, fmt.Errorf("failed to add finalizer %s to restore: %w", finalizer, err)
}
return result, nil
}
// AddLabels adds the app=ces and k8s.cloudogu.com/part-of=backup labels to the restore.
func (d *restoreClient) AddLabels(ctx context.Context, restore *v1.Restore) (*v1.Restore, error) {
if restore.Labels == nil {
restore.Labels = make(map[string]string)
}
restore.Labels[appLabelKey] = appLabelValueCes
restore.Labels[partOfLabelKey] = partOfLabelValueBackup
result, err := d.Update(ctx, restore, metav1.UpdateOptions{})
if err != nil {
return nil, fmt.Errorf("failed to add label app=ces and k8s.cloudogu.com/part-of=backup to restore: %w", err)
}
return result, nil
}
// RemoveFinalizer removes the given finalizer to the restore.
func (d *restoreClient) RemoveFinalizer(ctx context.Context, restore *v1.Restore, finalizer string) (*v1.Restore, error) {
controllerutil.RemoveFinalizer(restore, finalizer)
result, err := d.Update(ctx, restore, metav1.UpdateOptions{})
if err != nil {
return nil, fmt.Errorf("failed to remove finalizer %s from restore: %w", finalizer, err)
}
return result, err
}
// Get takes name of the restore, and returns the corresponding restore object, and an error if there is any.
func (d *restoreClient) Get(ctx context.Context, name string, options metav1.GetOptions) (result *v1.Restore, err error) {
result = &v1.Restore{}
err = d.client.Get().
Namespace(d.ns).
Resource("restores").
Name(name).
VersionedParams(&options, scheme.ParameterCodec).
Do(ctx).
Into(result)
return
}
// List takes label and field selectors, and returns the list of Restores that match those selectors.
func (d *restoreClient) List(ctx context.Context, opts metav1.ListOptions) (result *v1.RestoreList, err error) {
var timeout time.Duration
if opts.TimeoutSeconds != nil {
timeout = time.Duration(*opts.TimeoutSeconds) * time.Second
}
result = &v1.RestoreList{}
err = d.client.Get().
Namespace(d.ns).
Resource("restores").
VersionedParams(&opts, scheme.ParameterCodec).
Timeout(timeout).
Do(ctx).
Into(result)
return
}
// Watch returns a watch.Interface that watches the requested restores.
func (d *restoreClient) Watch(ctx context.Context, opts metav1.ListOptions) (watch.Interface, error) {
var timeout time.Duration
if opts.TimeoutSeconds != nil {
timeout = time.Duration(*opts.TimeoutSeconds) * time.Second
}
opts.Watch = true
return d.client.Get().
Namespace(d.ns).
Resource("restores").
VersionedParams(&opts, scheme.ParameterCodec).
Timeout(timeout).
Watch(ctx)
}
// Create takes the representation of a restore and creates it. Returns the server's representation of the restore, and an error, if there is any.
func (d *restoreClient) Create(ctx context.Context, restore *v1.Restore, opts metav1.CreateOptions) (result *v1.Restore, err error) {
result = &v1.Restore{}
err = d.client.Post().
Namespace(d.ns).
Resource("restores").
VersionedParams(&opts, scheme.ParameterCodec).
Body(restore).
Do(ctx).
Into(result)
return
}
// Update takes the representation of a restore and updates it. Returns the server's representation of the restore, and an error, if there is any.
func (d *restoreClient) Update(ctx context.Context, restore *v1.Restore, opts metav1.UpdateOptions) (result *v1.Restore, err error) {
result = &v1.Restore{}
err = d.client.Put().
Namespace(d.ns).
Resource("restores").
Name(restore.Name).
VersionedParams(&opts, scheme.ParameterCodec).
Body(restore).
Do(ctx).
Into(result)
return
}
// UpdateStatus was generated because the type contains a Status member.
// Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
func (d *restoreClient) UpdateStatus(ctx context.Context, restore *v1.Restore, opts metav1.UpdateOptions) (result *v1.Restore, err error) {
result = &v1.Restore{}
err = d.client.Put().
Namespace(d.ns).
Resource("restores").
Name(restore.Name).
SubResource("status").
VersionedParams(&opts, scheme.ParameterCodec).
Body(restore).
Do(ctx).
Into(result)
return
}
// Delete takes name of the restore and deletes it. Returns an error if one occurs.
func (d *restoreClient) Delete(ctx context.Context, name string, opts metav1.DeleteOptions) error {
return d.client.Delete().
Namespace(d.ns).
Resource("restores").
Name(name).
Body(&opts).
Do(ctx).
Error()
}
// DeleteCollection deletes a collection of objects.
func (d *restoreClient) DeleteCollection(ctx context.Context, opts metav1.DeleteOptions, listOpts metav1.ListOptions) error {
var timeout time.Duration
if listOpts.TimeoutSeconds != nil {
timeout = time.Duration(*listOpts.TimeoutSeconds) * time.Second
}
return d.client.Delete().
Namespace(d.ns).
Resource("restores").
VersionedParams(&listOpts, scheme.ParameterCodec).
Timeout(timeout).
Body(&opts).
Do(ctx).
Error()
}
// Patch applies the patch and returns the patched restore.
func (d *restoreClient) Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts metav1.PatchOptions, subresources ...string) (result *v1.Restore, err error) {
result = &v1.Restore{}
err = d.client.Patch(pt).
Namespace(d.ns).
Resource("restores").
Name(name).
SubResource(subresources...).
VersionedParams(&opts, scheme.ParameterCodec).
Body(data).
Do(ctx).
Into(result)
return
}