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Make plugins dir private.

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This prevents mounts in the plugins dir from leaking into other
namespaces which can prevent removal (`device or resource busy`),
particularly on older kernels.

Signed-off-by: Brian Goff <cpuguy83@gmail.com>
(cherry picked from commit 0c2821d6f2de692d105e50a399daa65169697cca)
Signed-off-by: Victor Vieux <victorvieux@gmail.com>
This commit is contained in:
Brian Goff
2017-08-02 16:45:12 -04:00
committed by Victor Vieux
parent 8c4be39ddd
commit 9ea6d317bb
4 changed files with 17 additions and 0 deletions
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5
components/engine/plugin/manager.go
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@ -105,6 +105,11 @@ func NewManager(config ManagerConfig) (*Manager, error) {
if err := os.MkdirAll(manager.tmpDir(), 0700); err != nil {
return nil, errors.Wrapf(err, "failed to mkdir %v", manager.tmpDir())
}
if err := setupRoot(manager.config.Root); err != nil {
return nil, err
}
var err error
manager.containerdClient, err = config.Executor.Client(manager) // todo: move to another struct
if err != nil {