xmtop/widgets/disk.go
2018-04-12 20:28:42 -07:00

43 lines
738 B
Go

package widgets
import (
"fmt"
"time"
"github.com/cjbassi/gotop/utils"
ui "github.com/cjbassi/termui"
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 {
self := &Disk{
Gauge: ui.NewGauge(),
fs: "/",
interval: time.Second * 5,
}
self.Label = "Disk Usage"
self.update()
ticker := time.NewTicker(self.interval)
go func() {
for range ticker.C {
self.update()
}
}()
return self
}
func (self *Disk) update() {
usage, _ := psDisk.Usage(self.fs)
self.Percent = int(usage.UsedPercent)
self.Description = fmt.Sprintf(" (%dGB free)", int(utils.BytesToGB(usage.Free)))
}