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Don't evacuate the root cgroup when rootless

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Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
This commit is contained in:
Brad Davidson
2021-10-01 11:13:25 -07:00
committed by Brad Davidson
parent cd5002ea37
commit 12e675e2cc
1 changed files with 7 additions and 4 deletions
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11
pkg/cli/cmds/init_linux.go
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@@ -7,6 +7,7 @@ import (
"os/signal"
"syscall"
"github.com/containerd/containerd/pkg/userns"
"github.com/erikdubbelboer/gspt"
"github.com/pkg/errors"
"github.com/rancher/k3s/pkg/version"
@@ -20,10 +21,12 @@ func HandleInit() error {
return nil
}
// The root cgroup has to be empty to enable subtree_control, so evacuate it by placing
// ourselves in the init cgroup.
if err := cgrouputil.EvacuateCgroup2("init"); err != nil {
return errors.Wrap(err, "failed to evacuate root cgroup")
if !userns.RunningInUserNS() {
// The root cgroup has to be empty to enable subtree_control, so evacuate it by placing
// ourselves in the init cgroup.
if err := cgrouputil.EvacuateCgroup2("init"); err != nil {
return errors.Wrap(err, "failed to evacuate root cgroup")
}
}
pwd, err := os.Getwd()