Merge pull request #3374 from giuseppe/cgroups

cgroups: add initial support for cgroups v2

3 files changed, 6 insertions, 4 deletions

diff --git a/cmd/podman/libpodruntime/runtime.go b/cmd/podman/libpodruntime/runtime.go
index d83a71250..2d511f7f8 100644
--- a/cmd/podman/libpodruntime/runtime.go
+++ b/cmd/podman/libpodruntime/runtime.go
@@ -5,6 +5,7 @@ import (
 
 	"github.com/containers/libpod/cmd/podman/cliconfig"
 	"github.com/containers/libpod/libpod"
+	"github.com/containers/libpod/pkg/cgroups"
 	"github.com/containers/libpod/pkg/namespaces"
 	"github.com/containers/libpod/pkg/rootless"
 	"github.com/containers/libpod/pkg/util"
@@ -112,7 +113,7 @@ func getRuntime(ctx context.Context, c *cliconfig.PodmanCommand, renumber bool,
 	if c.Flags().Changed("cgroup-manager") {
 		options = append(options, libpod.WithCgroupManager(c.GlobalFlags.CGroupManager))
 	} else {
-		unified, err := util.IsCgroup2UnifiedMode()
+		unified, err := cgroups.IsCgroup2UnifiedMode()
 		if err != nil {
 			return nil, err
 		}
diff --git a/cmd/podman/main_local.go b/cmd/podman/main_local.go
index 7a062cb4b..d5f70a28f 100644
--- a/cmd/podman/main_local.go
+++ b/cmd/podman/main_local.go
@@ -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/cgroups"
 	"github.com/containers/libpod/pkg/rootless"
 	"github.com/containers/libpod/pkg/tracing"
 	"github.com/containers/libpod/pkg/util"
@@ -31,7 +32,7 @@ func init() {
 		cgroupManager = runtimeConfig.CgroupManager
 	}
 	cgroupHelp := "Cgroup manager to use (cgroupfs or systemd)"
-	cgroupv2, _ := util.IsCgroup2UnifiedMode()
+	cgroupv2, _ := cgroups.IsCgroup2UnifiedMode()
 	if rootless.IsRootless() && !cgroupv2 {
 		cgroupManager = ""
 		cgroupHelp = "Cgroup manager is not supported in rootless mode"
diff --git a/cmd/podman/shared/create_cli.go b/cmd/podman/shared/create_cli.go
index 7f158b09a..4bfef8b62 100644
--- a/cmd/podman/shared/create_cli.go
+++ b/cmd/podman/shared/create_cli.go
@@ -5,9 +5,9 @@ import (
 	"strings"
 
 	"github.com/containers/libpod/cmd/podman/shared/parse"
+	"github.com/containers/libpod/pkg/cgroups"
 	cc "github.com/containers/libpod/pkg/spec"
 	"github.com/containers/libpod/pkg/sysinfo"
-	"github.com/containers/libpod/pkg/util"
 	"github.com/pkg/errors"
 	"github.com/sirupsen/logrus"
 )
@@ -78,7 +78,7 @@ func addWarning(warnings []string, msg string) []string {
 func verifyContainerResources(config *cc.CreateConfig, update bool) ([]string, error) {
 	warnings := []string{}
 
-	cgroup2, err := util.IsCgroup2UnifiedMode()
+	cgroup2, err := cgroups.IsCgroup2UnifiedMode()
 	if err != nil || cgroup2 {
 		return warnings, err
 	}