We can't pause rootless containers during cp
Rootless containers can't be paused (no CGroups, so no freezer).
We could try and emulate this with a SIGSTOP to all PIDs in the
container, but that's inherently racy, so let's avoid it for now.
@@ -13,6 +13,7 @@ import (
"github.com/containers/libpod/cmd/podman/cliconfig"
"github.com/containers/libpod/cmd/podman/libpodruntime"
"github.com/containers/libpod/libpod"
+ "github.com/containers/libpod/pkg/rootless"
"github.com/containers/storage"
"github.com/containers/storage/pkg/archive"
"github.com/containers/storage/pkg/chrootarchive"
@@ -95,7 +96,12 @@ func copyBetweenHostAndContainer(runtime *libpod.Runtime, src string, dest strin
}
defer ctr.Unmount(false)
- if pause {
+ // We can't pause rootless containers.
+ if pause && rootless.IsRootless() {
+ logrus.Warnf("Cannot pause rootless containers - pause option will be ignored")
+ }
+
+ if pause && !rootless.IsRootless() {
if err := ctr.Pause(); err != nil {
// An invalid state error is fine.
// The container isn't running or is already paused.
