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server: adhere to CRI for sandbox stop/remove

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Signed-off-by: Antonio Murdaca <runcom@redhat.com>
This commit is contained in:
Antonio Murdaca 2017-05-21 15:47:01 +02:00
parent 00444753e7
commit 9f68cb4507
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GPG key ID: B2BEAD150DE936B9
9 changed files with 226 additions and 30 deletions
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14
server/sandbox.go
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@ -10,7 +10,9 @@ import (
"github.com/Sirupsen/logrus"
"github.com/containernetworking/cni/pkg/ns"
"github.com/docker/docker/pkg/mount"
"github.com/docker/docker/pkg/stringid"
"github.com/docker/docker/pkg/symlink"
"github.com/kubernetes-incubator/cri-o/oci"
"golang.org/x/sys/unix"
"k8s.io/apimachinery/pkg/fields"
@ -238,9 +240,19 @@ func (s *sandbox) netNsRemove() error {
}
if s.netns.restored {
if err := unix.Unmount(s.netns.ns.Path(), unix.MNT_DETACH); err != nil {
// we got namespaces in the form of
// /var/run/netns/cni-0d08effa-06eb-a963-f51a-e2b0eceffc5d
// but /var/run on most system is symlinked to /run so we first resolve
// the symlink and then try and see if it's mounted
fp, err := symlink.FollowSymlinkInScope(s.netns.ns.Path(), "/")
if err != nil {
return err
}
if mounted, err := mount.Mounted(fp); err == nil && mounted {
if err := unix.Unmount(fp, unix.MNT_DETACH); err != nil {
return err
}
}
if err := os.RemoveAll(s.netns.ns.Path()); err != nil {
return err