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|
package lxc
import (
"bufio"
"errors"
"strconv"
"strings"
)
var (
ErrCannotParse = errors.New("cannot parse raw input")
)
type lxcInfo struct {
Running bool
Pid int
}
func parseLxcInfo(raw string) (*lxcInfo, error) {
if raw == "" {
return nil, ErrCannotParse
}
var (
err error
s = bufio.NewScanner(strings.NewReader(raw))
info = &lxcInfo{}
)
for s.Scan() {
text := s.Text()
if s.Err() != nil {
return nil, s.Err()
}
parts := strings.Split(text, ":")
if len(parts) < 2 {
continue
}
switch strings.TrimSpace(parts[0]) {
case "state":
info.Running = strings.TrimSpace(parts[1]) == "RUNNING"
case "pid":
info.Pid, err = strconv.Atoi(strings.TrimSpace(parts[1]))
if err != nil {
return nil, err
}
}
}
return info, nil
}
|
