runtime: and cgroup and SandboxCgroupOnly check for check sub-command

In kata-runtime check sub-command, checks cgroups and SandboxCgroupOnly
to show message if the SandboxCgroupOnly is not set to true
and cgroup v2 is used.

Fixes: #1927

Signed-off-by: bin <bin@hyper.sh>
This commit is contained in:
bin 2021-05-27 16:42:50 +08:00
parent 35f297ad50
commit 727bfc4556

View File

@ -25,6 +25,7 @@ import (
"strings"
"syscall"
"github.com/containerd/cgroups"
"github.com/kata-containers/kata-containers/src/runtime/pkg/katautils"
vc "github.com/kata-containers/kata-containers/src/runtime/virtcontainers"
"github.com/kata-containers/kata-containers/src/runtime/virtcontainers/pkg/oci"
@ -416,6 +417,11 @@ EXAMPLES:
return errors.New("check: cannot determine runtime config")
}
// check if cgroup can work use the same logic for creating containers
if _, err := vc.V1Constraints(); err != nil && err == cgroups.ErrMountPointNotExist && !runtimeConfig.SandboxCgroupOnly {
return fmt.Errorf("Cgroup v2 requires the following configuration: `sandbox_cgroup_only=true`.")
}
err := setCPUtype(runtimeConfig.HypervisorType)
if err != nil {
return err