containerd/runtime/opts/opts_linux.go
Tibor Vass 6624a70d92 runtime/opts: move WithNamespaceCgroupDeletion from containerd to its own package
The cgroup dependency brings in quite a lot only for WithNamespaceCgroupDeletion,
which is a namespaces.DeleteOpt.

Signed-off-by: Tibor Vass <tibor@docker.com>
2019-08-27 19:02:55 +00:00

37 lines
1.0 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 opts
import (
"context"
"github.com/containerd/cgroups"
"github.com/containerd/containerd/namespaces"
)
// WithNamespaceCgroupDeletion removes the cgroup directory that was created for the namespace
func WithNamespaceCgroupDeletion(ctx context.Context, i *namespaces.DeleteInfo) error {
cg, err := cgroups.Load(cgroups.V1, cgroups.StaticPath(i.Name))
if err != nil {
if err == cgroups.ErrCgroupDeleted {
return nil
}
return err
}
return cg.Delete()
}