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Improve devicemapper driver-status output 

Do not print "Data file" and "Metadata file" if they're
not used, and sort/group output.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
This commit is contained in:
Sebastiaan van Stijn 2017-10-27 09:59:09 +02:00
parent 074b1fc47b
commit 8f702de9b7
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GPG Key ID: 76698F39D527CE8C
1 changed files with 21 additions and 12 deletions
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33
daemon/graphdriver/devmapper/driver.go
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@ -73,19 +73,14 @@ func (d *Driver) Status() [][2]string {
{"Pool Blocksize", units.HumanSize(float64(s.SectorSize))},
{"Base Device Size", units.HumanSize(float64(s.BaseDeviceSize))},
{"Backing Filesystem", s.BaseDeviceFS},
{"Data file", s.DataFile},
{"Metadata file", s.MetadataFile},
{"Data Space Used", units.HumanSize(float64(s.Data.Used))},
{"Data Space Total", units.HumanSize(float64(s.Data.Total))},
{"Data Space Available", units.HumanSize(float64(s.Data.Available))},
{"Metadata Space Used", units.HumanSize(float64(s.Metadata.Used))},
{"Metadata Space Total", units.HumanSize(float64(s.Metadata.Total))},
{"Metadata Space Available", units.HumanSize(float64(s.Metadata.Available))},
{"Thin Pool Minimum Free Space", units.HumanSize(float64(s.MinFreeSpace))},
{"Udev Sync Supported", fmt.Sprintf("%v", s.UdevSyncSupported)},
{"Deferred Removal Enabled", fmt.Sprintf("%v", s.DeferredRemoveEnabled)},
{"Deferred Deletion Enabled", fmt.Sprintf("%v", s.DeferredDeleteEnabled)},
{"Deferred Deleted Device Count", fmt.Sprintf("%v", s.DeferredDeletedDeviceCount)},
}
if len(s.DataFile) > 0 {
status = append(status, [2]string{"Data file", s.DataFile})
}
if len(s.MetadataFile) > 0 {
status = append(status, [2]string{"Metadata file", s.MetadataFile})
}
if len(s.DataLoopback) > 0 {
status = append(status, [2]string{"Data loop file", s.DataLoopback})
@ -93,6 +88,20 @@ func (d *Driver) Status() [][2]string {
if len(s.MetadataLoopback) > 0 {
status = append(status, [2]string{"Metadata loop file", s.MetadataLoopback})
}
status = append(status, [][2]string{
{"Data Space Used", units.HumanSize(float64(s.Data.Used))},
{"Data Space Total", units.HumanSize(float64(s.Data.Total))},
{"Data Space Available", units.HumanSize(float64(s.Data.Available))},
{"Metadata Space Used", units.HumanSize(float64(s.Metadata.Used))},
{"Metadata Space Total", units.HumanSize(float64(s.Metadata.Total))},
{"Metadata Space Available", units.HumanSize(float64(s.Metadata.Available))},
{"Thin Pool Minimum Free Space", units.HumanSize(float64(s.MinFreeSpace))},
{"Deferred Removal Enabled", fmt.Sprintf("%v", s.DeferredRemoveEnabled)},
{"Deferred Deletion Enabled", fmt.Sprintf("%v", s.DeferredDeleteEnabled)},
{"Deferred Deleted Device Count", fmt.Sprintf("%v", s.DeferredDeletedDeviceCount)},
}...)
if vStr, err := devicemapper.GetLibraryVersion(); err == nil {
status = append(status, [2]string{"Library Version", vStr})
}