GoToSocial/vendor/github.com/containerd/cgroups/v3/cgroup2/state.go
dependabot[bot] 57dc742c76
[chore]: Bump github.com/KimMachineGun/automemlimit from 0.2.4 to 0.2.5 (#1666)
Bumps [github.com/KimMachineGun/automemlimit](https://github.com/KimMachineGun/automemlimit) from 0.2.4 to 0.2.5.
- [Release notes](https://github.com/KimMachineGun/automemlimit/releases)
- [Commits](https://github.com/KimMachineGun/automemlimit/compare/v0.2.4...v0.2.5)

---
updated-dependencies:
- dependency-name: github.com/KimMachineGun/automemlimit
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2023-04-03 11:16:17 +02:00

66 lines
1.3 KiB
Go

/*
Copyright The containerd Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package cgroup2
import (
"os"
"path/filepath"
"strings"
)
// State is a type that represents the state of the current cgroup
type State string
const (
Unknown State = ""
Thawed State = "thawed"
Frozen State = "frozen"
Deleted State = "deleted"
cgroupFreeze = "cgroup.freeze"
)
func (s State) Values() []Value {
v := Value{
filename: cgroupFreeze,
}
switch s {
case Frozen:
v.value = "1"
case Thawed:
v.value = "0"
}
return []Value{
v,
}
}
func fetchState(path string) (State, error) {
current, err := os.ReadFile(filepath.Join(path, cgroupFreeze))
if err != nil {
return Unknown, err
}
switch strings.TrimSpace(string(current)) {
case "1":
return Frozen, nil
case "0":
return Thawed, nil
default:
return Unknown, nil
}
}