Add DoSysctrl() to Linux's common utilities.

pull/237/head
Sean Chittenden 9 years ago
parent 4d0c402af6
commit 613ada987d
No known key found for this signature in database
GPG Key ID: 4EBC9DC16C2E5E16

@ -2,7 +2,31 @@
package common
import "os"
import (
"os"
"os/exec"
"strings"
)
func DoSysctrl(mib string) ([]string, error) {
err := os.Setenv("LC_ALL", "C")
if err != nil {
return []string{}, err
}
sysctl, err := exec.LookPath("/sbin/sysctl")
if err != nil {
return []string{}, err
}
out, err := exec.Command(sysctl, "-n", mib).Output()
if err != nil {
return []string{}, err
}
v := strings.Replace(string(out), "{ ", "", 1)
v = strings.Replace(string(v), " }", "", 1)
values := strings.Fields(string(v))
return values, nil
}
func NumProcs() (uint64, error) {
f, err := os.Open(HostProc())

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