Fix docker stats to make it work on centos 7.

This commit is contained in:
Ruslan Islamgaliev 2015-09-10 14:27:50 +03:00
parent 3c7c8926fb
commit da4cc57c5e
1 changed files with 14 additions and 4 deletions

View File

@ -4,6 +4,7 @@ package docker
import (
"encoding/json"
"os"
"os/exec"
"path"
"strconv"
@ -48,9 +49,13 @@ func CgroupCPU(containerid string, base string) (*cpu.CPUTimesStat, error) {
if len(base) == 0 {
base = "/sys/fs/cgroup/cpuacct/docker"
}
path := path.Join(base, containerid, "cpuacct.stat")
statfile := path.Join(base, containerid, "cpuacct.stat")
lines, err := common.ReadLines(path)
if _, err := os.Stat(statfile); os.IsNotExist(err) {
statfile = path.Join("/sys/fs/cgroup/cpuacct/system.slice", "docker-" + containerid + ".scope", "cpuacct.stat")
}
lines, err := common.ReadLines(statfile)
if err != nil {
return nil, err
}
@ -86,12 +91,17 @@ func CgroupMem(containerid string, base string) (*CgroupMemStat, error) {
if len(base) == 0 {
base = "/sys/fs/cgroup/memory/docker"
}
path := path.Join(base, containerid, "memory.stat")
statfile := path.Join(base, containerid, "memory.stat")
if _, err := os.Stat(statfile); os.IsNotExist(err) {
statfile = path.Join("/sys/fs/cgroup/memory/system.slice", "docker-" + containerid + ".scope", "memory.stat")
}
// empty containerid means all cgroup
if len(containerid) == 0 {
containerid = "all"
}
lines, err := common.ReadLines(path)
lines, err := common.ReadLines(statfile)
if err != nil {
return nil, err
}