func (p *JSONProgress) String() string {
var (
width = 200
pbBox string
numbersBox string
timeLeftBox string
)
ws, err := term.GetWinsize(p.terminalFd)
if err == nil {
width = int(ws.Width)
}
if p.Current <= 0 && p.Total <= 0 {
return ""
}
current := units.HumanSize(float64(p.Current))
if p.Total <= 0 {
return fmt.Sprintf("%8v", current)
}
total := units.HumanSize(float64(p.Total))
percentage := int(float64(p.Current)/float64(p.Total)*100) / 2
if percentage > 50 {
percentage = 50
}
if width > 110 {
// this number can't be negetive gh#7136
numSpaces := 0
if 50-percentage > 0 {
numSpaces = 50 - percentage
}
pbBox = fmt.Sprintf("[%s>%s] ", strings.Repeat("=", percentage), strings.Repeat(" ", numSpaces))
}
numbersBox = fmt.Sprintf("%8v/%v", current, total)
if p.Current > 0 && p.Start > 0 && percentage < 50 {
fromStart := time.Now().UTC().Sub(time.Unix(int64(p.Start), 0))
perEntry := fromStart / time.Duration(p.Current)
left := time.Duration(p.Total-p.Current) * perEntry
left = (left / time.Second) * time.Second
if width > 50 {
timeLeftBox = " " + left.String()
}
}
return pbBox + numbersBox + timeLeftBox
}
func (d *Driver) Status() [][2]string {
s := d.DeviceSet.Status()
status := [][2]string{
{"Pool Name", s.PoolName},
{"Pool Blocksize", fmt.Sprintf("%s", units.HumanSize(float64(s.SectorSize)))},
{"Backing Filesystem", backingFs},
{"Data file", s.DataFile},
{"Metadata file", s.MetadataFile},
{"Data Space Used", fmt.Sprintf("%s", units.HumanSize(float64(s.Data.Used)))},
{"Data Space Total", fmt.Sprintf("%s", units.HumanSize(float64(s.Data.Total)))},
{"Data Space Available", fmt.Sprintf("%s", units.HumanSize(float64(s.Data.Available)))},
{"Metadata Space Used", fmt.Sprintf("%s", units.HumanSize(float64(s.Metadata.Used)))},
{"Metadata Space Total", fmt.Sprintf("%s", units.HumanSize(float64(s.Metadata.Total)))},
{"Metadata Space Available", fmt.Sprintf("%s", units.HumanSize(float64(s.Metadata.Available)))},
{"Udev Sync Supported", fmt.Sprintf("%v", s.UdevSyncSupported)},
{"Deferred Removal Enabled", fmt.Sprintf("%v", s.DeferredRemoveEnabled)},
}
if len(s.DataLoopback) > 0 {
status = append(status, [2]string{"Data loop file", s.DataLoopback})
}
if len(s.MetadataLoopback) > 0 {
status = append(status, [2]string{"Metadata loop file", s.MetadataLoopback})
}
if vStr, err := devicemapper.GetLibraryVersion(); err == nil {
status = append(status, [2]string{"Library Version", vStr})
}
return status
}