containerd/namespaces.go

122 lines
2.8 KiB
Go

/*
Copyright The containerd 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 containerd
import (
"context"
"strings"
api "github.com/containerd/containerd/api/services/namespaces/v1"
"github.com/containerd/containerd/errdefs"
"github.com/containerd/containerd/namespaces"
"github.com/gogo/protobuf/types"
)
// NewNamespaceStoreFromClient returns a new namespace store
func NewNamespaceStoreFromClient(client api.NamespacesClient) namespaces.Store {
return &remoteNamespaces{client: client}
}
type remoteNamespaces struct {
client api.NamespacesClient
}
func (r *remoteNamespaces) Create(ctx context.Context, namespace string, labels map[string]string) error {
var req api.CreateNamespaceRequest
req.Namespace = api.Namespace{
Name: namespace,
Labels: labels,
}
_, err := r.client.Create(ctx, &req)
if err != nil {
return errdefs.FromGRPC(err)
}
return nil
}
func (r *remoteNamespaces) Labels(ctx context.Context, namespace string) (map[string]string, error) {
var req api.GetNamespaceRequest
req.Name = namespace
resp, err := r.client.Get(ctx, &req)
if err != nil {
return nil, errdefs.FromGRPC(err)
}
return resp.Namespace.Labels, nil
}
func (r *remoteNamespaces) SetLabel(ctx context.Context, namespace, key, value string) error {
var req api.UpdateNamespaceRequest
req.Namespace = api.Namespace{
Name: namespace,
Labels: map[string]string{key: value},
}
req.UpdateMask = &types.FieldMask{
Paths: []string{strings.Join([]string{"labels", key}, ".")},
}
_, err := r.client.Update(ctx, &req)
if err != nil {
return errdefs.FromGRPC(err)
}
return nil
}
func (r *remoteNamespaces) List(ctx context.Context) ([]string, error) {
var req api.ListNamespacesRequest
resp, err := r.client.List(ctx, &req)
if err != nil {
return nil, errdefs.FromGRPC(err)
}
var namespaces []string
for _, ns := range resp.Namespaces {
namespaces = append(namespaces, ns.Name)
}
return namespaces, nil
}
func (r *remoteNamespaces) Delete(ctx context.Context, namespace string, opts ...namespaces.DeleteOpts) error {
i := namespaces.DeleteInfo{
Name: namespace,
}
for _, o := range opts {
if err := o(ctx, &i); err != nil {
return err
}
}
req := api.DeleteNamespaceRequest{
Name: namespace,
}
_, err := r.client.Delete(ctx, &req)
if err != nil {
return errdefs.FromGRPC(err)
}
return nil
}