-
Notifications
You must be signed in to change notification settings - Fork 0
/
strategy.go
174 lines (152 loc) · 5.8 KB
/
strategy.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
/*
Copyright 2024 Nokia.
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 packagerevisionresource
import (
"context"
"fmt"
"github.com/henderiw/apiserver-store/pkg/rest"
"github.com/henderiw/logger/log"
configv1alpha1 "github.com/pkgserver-dev/pkgserver/apis/config/v1alpha1"
pkgv1alpha1 "github.com/pkgserver-dev/pkgserver/apis/pkg/v1alpha1"
repocache "github.com/pkgserver-dev/pkgserver/pkg/cache"
watchermanager "github.com/pkgserver-dev/pkgserver/pkg/watcher-manager"
apierrors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/fields"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/watch"
"k8s.io/apiserver/pkg/storage"
"k8s.io/apiserver/pkg/storage/names"
"k8s.io/client-go/tools/cache"
"sigs.k8s.io/controller-runtime/pkg/client"
)
// NewStrategy creates and returns a fischerStrategy instance
func NewStrategy(ctx context.Context, typer runtime.ObjectTyper, client client.Client, cache *repocache.Cache) *strategy {
watcherManager := watchermanager.New(32)
go watcherManager.Start(ctx)
return &strategy{
ObjectTyper: typer,
NameGenerator: names.SimpleNameGenerator,
client: client,
cache: cache,
watcherManager: watcherManager,
}
}
// Match is the filter used by the generic etcd backend to watch events
// from etcd to clients of the apiserver only interested in specific labels/fields.
func Match(label labels.Selector, field fields.Selector) storage.SelectionPredicate {
return storage.SelectionPredicate{
Label: label,
Field: field,
GetAttrs: GetAttrs,
}
}
// GetAttrs returns labels.Set, fields.Set, and error in case the given runtime.Object is not a PackageRevisionResources
func GetAttrs(obj runtime.Object) (labels.Set, fields.Set, error) {
api, ok := obj.(*pkgv1alpha1.PackageRevisionResources)
if !ok {
return nil, nil, fmt.Errorf("given object is not a PackageRevisionResource")
}
return labels.Set(api.ObjectMeta.Labels), SelectableFields(api), nil
}
// SelectableFields returns a field set that represents the object.
func SelectableFields(obj *pkgv1alpha1.PackageRevisionResources) fields.Set {
return fields.Set{
"metadata.namespace": obj.Namespace,
"metadata.name": obj.Name,
"spec.packgeID.repository": obj.Spec.PackageRevID.Repository,
"spec.packgeID.package": obj.Spec.PackageRevID.Package,
"spec.packgeID.revision": obj.Spec.PackageRevID.Revision,
"spec.packgeID.workspace": obj.Spec.PackageRevID.Workspace,
}
//fieldSet := generic.ObjectMetaFieldsSet(&obj.ObjectMeta, true)
}
func Indexers() *cache.Indexers {
return &cache.Indexers{
"f:spec.repository": func(obj interface{}) ([]string, error) {
pkgRevRes, ok := obj.(*pkgv1alpha1.PackageRevisionResources)
if !ok {
return []string{}, nil
}
return []string{pkgRevRes.Spec.PackageRevID.Repository}, nil
},
"f:spec.package": func(obj interface{}) ([]string, error) {
pkgRevRes, ok := obj.(*pkgv1alpha1.PackageRevisionResources)
if !ok {
return []string{}, nil
}
return []string{pkgRevRes.Spec.PackageRevID.Package}, nil
},
"f:spec.revision": func(obj interface{}) ([]string, error) {
pkgRevRes, ok := obj.(*pkgv1alpha1.PackageRevisionResources)
if !ok {
return []string{}, nil
}
return []string{pkgRevRes.Spec.PackageRevID.Revision}, nil
},
"f:spec.workspace": func(obj interface{}) ([]string, error) {
pkgRevRes, ok := obj.(*pkgv1alpha1.PackageRevisionResources)
if !ok {
return []string{}, nil
}
return []string{pkgRevRes.Spec.PackageRevID.Revision}, nil
},
}
}
var _ rest.RESTCreateStrategy = &strategy{}
var _ rest.RESTUpdateStrategy = &strategy{}
var _ rest.RESTDeleteStrategy = &strategy{}
var _ rest.RESTGetStrategy = &strategy{}
var _ rest.RESTListStrategy = &strategy{}
var _ rest.RESTWatchStrategy = &strategy{}
type strategy struct {
runtime.ObjectTyper
names.NameGenerator
client client.Client
cache *repocache.Cache
watcherManager watchermanager.WatcherManager
}
func (r *strategy) NamespaceScoped() bool {
return true
}
func (r *strategy) Canonicalize(obj runtime.Object) {}
func (r *strategy) notifyWatcher(ctx context.Context, event watch.Event) {
log := log.FromContext(ctx).With("eventType", event.Type)
log.Info("notify watcherManager")
r.watcherManager.WatchChan() <- event
}
func (r *strategy) getRepository(ctx context.Context, nsn types.NamespacedName) (*configv1alpha1.Repository, error) {
repo := configv1alpha1.Repository{}
if err := r.client.Get(ctx, nsn, &repo); err != nil {
return nil, apierrors.NewInternalError(err)
}
return &repo, nil
}
func (r *strategy) getPackageRevision(ctx context.Context, nsn types.NamespacedName) (*pkgv1alpha1.PackageRevision, error) {
pkgRev := pkgv1alpha1.PackageRevision{}
if err := r.client.Get(ctx, nsn, &pkgRev); err != nil {
return nil, apierrors.NewNotFound(pkgv1alpha1.Resource(pkgv1alpha1.PackageRevisionResourcesPlural), nsn.Name)
}
return &pkgRev, nil
}
func buildPackageRevisionResources(pkgRev *pkgv1alpha1.PackageRevision, resources map[string]string) *pkgv1alpha1.PackageRevisionResources {
return pkgv1alpha1.BuildPackageRevisionResources(
*pkgRev.ObjectMeta.DeepCopy(),
pkgv1alpha1.PackageRevisionResourcesSpec{
PackageRevID: *pkgRev.Spec.PackageRevID.DeepCopy(),
Resources: resources,
},
pkgv1alpha1.PackageRevisionResourcesStatus{},
)
}