xmtop/widgets/disk.go
2018-03-03 17:05:52 -08:00

42 lines
716 B
Go

package widgets
import (
"fmt"
"time"
ui "github.com/cjbassi/gotop/termui"
"github.com/cjbassi/gotop/utils"
psDisk "github.com/shirou/gopsutil/disk"
)
type Disk struct {
*ui.Gauge
fs string // which filesystem to get the disk usage of
interval time.Duration
}
func NewDisk() *Disk {
d := &Disk{
Gauge: ui.NewGauge(),
fs: "/",
interval: time.Second * 5,
}
d.Label = "Disk Usage"
go d.update()
ticker := time.NewTicker(d.interval)
go func() {
for range ticker.C {
d.update()
}
}()
return d
}
func (d *Disk) update() {
usage, _ := psDisk.Usage(d.fs)
d.Percent = int(usage.UsedPercent)
d.Description = fmt.Sprintf(" (%dGB free)", int(utils.BytesToGB(usage.Free)))
}