/usr/share/gocode/src/github.com/opencontainers/runc/libcontainer/cgroups/fs/pids.go is in golang-github-opencontainers-runc-dev 0.0.8+dfsg-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | // +build linux
package fs
import (
"fmt"
"strconv"
"github.com/opencontainers/runc/libcontainer/cgroups"
"github.com/opencontainers/runc/libcontainer/configs"
)
type PidsGroup struct {
}
func (s *PidsGroup) Name() string {
return "pids"
}
func (s *PidsGroup) Apply(d *cgroupData) error {
_, err := d.join("pids")
if err != nil && !cgroups.IsNotFound(err) {
return err
}
return nil
}
func (s *PidsGroup) Set(path string, cgroup *configs.Cgroup) error {
if cgroup.Resources.PidsLimit != 0 {
// "max" is the fallback value.
limit := "max"
if cgroup.Resources.PidsLimit > 0 {
limit = strconv.FormatInt(cgroup.Resources.PidsLimit, 10)
}
if err := writeFile(path, "pids.max", limit); err != nil {
return err
}
}
return nil
}
func (s *PidsGroup) Remove(d *cgroupData) error {
return removePath(d.path("pids"))
}
func (s *PidsGroup) GetStats(path string, stats *cgroups.Stats) error {
value, err := getCgroupParamUint(path, "pids.current")
if err != nil {
return fmt.Errorf("failed to parse pids.current - %s", err)
}
stats.PidsStats.Current = value
return nil
}
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