diff options
Diffstat (limited to 'pkg')
| -rw-r--r-- | pkg/namespaces/namespaces.go | 5 | ||||
| -rw-r--r-- | pkg/spec/spec.go | 13 |
2 files changed, 18 insertions, 0 deletions
diff --git a/pkg/namespaces/namespaces.go b/pkg/namespaces/namespaces.go index 9d1033b93..78b55bb2a 100644 --- a/pkg/namespaces/namespaces.go +++ b/pkg/namespaces/namespaces.go @@ -25,6 +25,11 @@ func (n CgroupMode) IsHost() bool { return n == hostType } +// IsDefaultValue indicates whether the cgroup namespace has the default value. +func (n CgroupMode) IsDefaultValue() bool { + return n == "" +} + // IsNS indicates a cgroup namespace passed in by path (ns:<path>) func (n CgroupMode) IsNS() bool { return strings.HasPrefix(string(n), nsType) diff --git a/pkg/spec/spec.go b/pkg/spec/spec.go index 86d701f7e..33e9ec076 100644 --- a/pkg/spec/spec.go +++ b/pkg/spec/spec.go @@ -631,6 +631,19 @@ func addIpcNS(config *CreateConfig, g *generate.Generator) error { func addCgroupNS(config *CreateConfig, g *generate.Generator) error { cgroupMode := config.CgroupMode + + if cgroupMode.IsDefaultValue() { + // If the value is not specified, default to "private" on cgroups v2 and "host" on cgroups v1. + unified, err := cgroups.IsCgroup2UnifiedMode() + if err != nil { + return err + } + if unified { + cgroupMode = "private" + } else { + cgroupMode = "host" + } + } if cgroupMode.IsNS() { return g.AddOrReplaceLinuxNamespace(string(spec.CgroupNamespace), NS(string(cgroupMode))) } |