xmtop/widgets/proc_other.go
2020-06-18 19:51:01 -05:00

58 lines
1.5 KiB
Go

// +build darwin openbsd
package widgets
import (
"fmt"
"log"
"os/exec"
"strconv"
"strings"
"github.com/xxxserxxx/gotop/v4/utils"
)
const (
// Define column widths for ps output used in Procs()
five = "12345"
ten = five + five
fifty = ten + ten + ten + ten + ten
)
func getProcs() ([]Proc, error) {
keywords := fmt.Sprintf("pid=%s,comm=%s,pcpu=%s,pmem=%s,args", ten, fifty, five, five)
output, err := exec.Command("ps", "-caxo", keywords).Output()
if err != nil {
return nil, fmt.Errorf(tr.Value("widget.proc.err.ps", err.Error()))
}
// converts to []string and removes the header
linesOfProcStrings := strings.Split(strings.TrimSpace(string(output)), "\n")[1:]
procs := []Proc{}
for _, line := range linesOfProcStrings {
pid, err := strconv.Atoi(strings.TrimSpace(line[0:10]))
if err != nil {
log.Println(tr.Value("widget.proc.err.pidconv", err.Error(), line))
}
cpu, err := strconv.ParseFloat(utils.ConvertLocalizedString(strings.TrimSpace(line[63:68])), 64)
if err != nil {
log.Println(tr.Value("widget.proc.err.cpuconv", err.Error(), line))
}
mem, err := strconv.ParseFloat(utils.ConvertLocalizedString(strings.TrimSpace(line[69:74])), 64)
if err != nil {
log.Println(tr.Value("widget.proc.err.memconv", err.Error(), line))
}
proc := Proc{
Pid: pid,
CommandName: strings.TrimSpace(line[11:61]),
CPU: cpu,
Mem: mem,
FullCommand: line[74:],
}
procs = append(procs, proc)
}
return procs, nil
}