tui: show the disk on which an existing installation or backup is found

Adding disk vendor and model would be useful, but can take too much
horizontal space, especially for good old 80x25 resolution, so we use
a shorter string with just the disk size for disambiguation.

Signed-off-by: Yann Dirson <[email protected]>

diskutil.py

@@ -392,9 +392,11 @@ def getHumanDiskName(disk):
         return disk[5:]
     return disk
 
-def getHumanDiskLabel(disk):
+def getHumanDiskLabel(disk, short=False):
     (vendor, model, size) = getExtendedDiskInfo(disk)
-    return "%s - %s [%s %s]" % (getHumanDiskName(disk), getHumanDiskSize(size), vendor, model)
+    template = "{device} - {size} [{vendor} {model}]" if not short else "{device} - {size}"
+    return template.format(device=getHumanDiskName(disk), size=getHumanDiskSize(size),
+                           vendor=vendor, model=model)
 
 # given a list of disks, work out which ones are part of volume
 # groups that will cause a problem if we install XE to those disks:

tui/installer/screens.py

@@ -218,9 +218,11 @@ def get_admin_interface_configuration(answers):
 def get_installation_type(answers):
     entries = []
     for x in answers['upgradeable-products']:
-        entries.append(("Upgrade %s" % str(x), (x, x.settingsAvailable())))
+        entries.append(("Upgrade %s on %s" % (x, diskutil.getHumanDiskLabel(x.primary_disk, short=True)),
+                        (x, x.settingsAvailable())))
     for b in answers['backups']:
-        entries.append(("Restore %s from backup" % str(b), (b, None)))
+        entries.append(("Restore %s from backup to %s" % (b, diskutil.getHumanDiskLabel(b.root_disk, short=True)),
+                        (b, None)))
 
     entries.append( ("Perform clean installation", None) )