def _populate_disk_choices(self, exclude=None):
diskchoices = dict()
qs = models.iSCSITargetExtent.objects.filter(
iscsi_target_extent_type='Disk')
if exclude:
qs = qs.exclude(id=exclude.id)
diskids = [i[0] for i in qs.values_list('iscsi_target_extent_path')]
used_disks = [d.disk_name for d in Disk.objects.filter(id__in=diskids)]
qs = models.iSCSITargetExtent.objects.filter(
iscsi_target_extent_type='ZVOL')
if exclude:
qs = qs.exclude(id=exclude.id)
used_zvol = [i[0] for i in qs.values_list('iscsi_target_extent_path')]
for v in models.Volume.objects.all():
used_disks.extend(v.get_disks())
for volume in Volume.objects.filter(vol_fstype__exact='ZFS'):
zvols = notifier().list_zfs_vols(volume.vol_name)
for zvol, attrs in zvols.items():
if "zvol/" + zvol not in used_zvol:
diskchoices["zvol/" +
zvol] = "%s (%s)" % (zvol, attrs['volsize'])
# Grab partition list
# NOTE: This approach may fail if device nodes are not accessible.
disks = notifier().get_disks()
for name, disk in disks.items():
if name in used_disks:
continue
capacity = humanize_size(disk['capacity'])
diskchoices[name] = "%s (%s)" % (name, capacity)
# HAST Devices through GEOM GATE
gate_pipe = os.popen(
"""/usr/sbin/diskinfo `/sbin/geom gate status -s"""
"""| /usr/bin/cut -d" " -f1` | /usr/bin/cut -f1,3""")
gate_diskinfo = gate_pipe.read().strip().split('\n')
for disk in gate_diskinfo:
if disk:
devname, capacity = disk.split('\t')
capacity = humanize_size(capacity)
diskchoices[devname] = "%s (%s)" % (devname, capacity)
return diskchoices.items()
def volume_detach(request, vid):
volume = models.Volume.objects.get(pk=vid)
usedbytes = sum(
[mp._get_used_bytes() for mp in volume.mountpoint_set.all()])
usedsize = humanize_size(usedbytes)
services = volume.has_attachments()
if request.method == "POST":
form = forms.VolumeExport(request.POST,
instance=volume,
services=services)
if form.is_valid():
try:
volume.delete(destroy=form.cleaned_data['mark_new'],
cascade=form.cleaned_data.get('cascade', True))
return JsonResponse(
message=_("The volume has been successfully detached"))
except ServiceFailed, e:
return JsonResponse(error=True, message=unicode(e))
def volume_detach(request, vid):
volume = models.Volume.objects.get(pk=vid)
usedbytes = sum(
[mp._get_used_bytes() for mp in volume.mountpoint_set.all()]
)
usedsize = humanize_size(usedbytes)
services = volume.has_attachments()
if request.method == "POST":
form = forms.VolumeExport(request.POST,
instance=volume,
services=services)
if form.is_valid():
try:
volume.delete(destroy=form.cleaned_data['mark_new'],
cascade=form.cleaned_data.get('cascade', True))
return JsonResponse(
message=_("The volume has been successfully detached")
)
except ServiceFailed, e:
return JsonResponse(error=True, message=unicode(e))
def _get_used_si(self):
try:
usedbytes = self._get_used_bytes()
return u"%s" % (humanize_size(usedbytes))
except:
return _(u"Error getting used space")
def _get_avail_si(self):
try:
availbytes = self._vfs.f_bavail * self._vfs.f_frsize
return u"%s" % (humanize_size(availbytes))
except:
return _(u"Error getting available space")
def _get_total_si(self):
try:
totalbytes = self._vfs.f_blocks * self._vfs.f_frsize
return u"%s" % (humanize_size(totalbytes))
except:
return _(u"Error getting total space")
def _get_used_si(self):
try:
usedbytes = self._get_used_bytes()
return u"%s" % (humanize_size(usedbytes))
except:
return _(u"Error getting used space")
def _get_avail_si(self):
try:
availbytes = self._vfs.f_bavail * self._vfs.f_frsize
return u"%s" % (humanize_size(availbytes))
except:
return _(u"Error getting available space")
def _get_total_si(self):
try:
totalbytes = self._vfs.f_blocks * self._vfs.f_frsize
return u"%s" % (humanize_size(totalbytes))
except:
return _(u"Error getting total space")