telegraf/plugins/inputs/ipmi/command.go

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2016-03-17 15:45:29 +00:00
// command
package ipmi
import (
"bytes"
"fmt"
"os/exec"
"strconv"
"strings"
)
type IpmiCommand struct {
*Connection
}
func (t *IpmiCommand) options() []string {
intf := t.Interface
if intf == "" {
intf = "lanplus"
}
options := []string{
"-H", t.Hostname,
"-U", t.Username,
"-P", t.Password,
"-I", intf,
}
if t.Port != 0 {
options = append(options, "-p", strconv.Itoa(t.Port))
}
return options
}
func (t *IpmiCommand) cmd(args ...string) *exec.Cmd {
path := t.Path
opts := append(t.options(), args...)
if path == "" {
path = "ipmitool"
}
return exec.Command(path, opts...)
}
func (t *IpmiCommand) Run(args ...string) (string, error) {
cmd := t.cmd(args...)
var stdout bytes.Buffer
var stderr bytes.Buffer
cmd.Stdout = &stdout
cmd.Stderr = &stderr
err := cmd.Run()
if err != nil {
return "", fmt.Errorf("run %s %s: %s (%s)",
cmd.Path, strings.Join(cmd.Args, " "), stderr.String(), err)
}
return stdout.String(), err
}