def clean(self):
cleaned_data = super(ResizeForm, self).clean()
new_size = cleaned_data.get('new_size')
orig_size = self.initial['orig_size']
if new_size == orig_size:
message = _("New size must be different than the existing size")
self._errors["new_size"] = self.error_class([message])
return cleaned_data
if new_size <= 0:
message = _("New size should not be less than or equal to zero")
self._errors["new_size"] = self.error_class([message])
return cleaned_data
usages = manila.tenant_absolute_limits(self.request)
availableGB = (usages['maxTotalShareGigabytes'] -
usages['totalShareGigabytesUsed'])
if availableGB < (new_size - orig_size):
message = _('Share cannot be extended to %(req)iGiB as '
'you only have %(avail)iGiB of your quota '
'available.')
params = {'req': new_size, 'avail': availableGB + orig_size}
self._errors["new_size"] = self.error_class([message % params])
return cleaned_data
def get_context_data(self, **kwargs):
context = super(CreateView, self).get_context_data(**kwargs)
try:
context['usages'] = manila.tenant_absolute_limits(self.request)
except Exception:
exceptions.handle(self.request)
return context
def allowed(self, request, share=None):
usages = manila.tenant_absolute_limits(request)
snapshots_allowed = (usages['maxTotalShareSnapshots'] >
usages['totalShareSnapshotsUsed']
and usages['maxTotalSnapshotGigabytes'] >
usages['totalSnapshotGigabytesUsed'])
if not snapshots_allowed:
if "disabled" not in self.classes:
self.classes = [c for c in self.classes] + ['disabled']
self.verbose_name = format_lazy(
'{verbose_name} {quota_exceeded}',
verbose_name=self.verbose_name,
quota_exceeded=_("(Quota exceeded)"))
else:
self.verbose_name = _("Create Share Snapshot")
classes = [c for c in self.classes if c != "disabled"]
self.classes = classes
# NOTE(vponomaryov): Disable form with creation of a snapshot for
# shares that has attr 'snapshot_support' equal to False.
if hasattr(share, 'snapshot_support'):
snapshot_support = share.snapshot_support
else:
# NOTE(vponomaryov): Allow creation of a snapshot for shares that
# do not have such attr for backward compatibility.
snapshot_support = True
return share.status in ("available", "in-use") and snapshot_support
def allowed(self, request, share=None):
usages = manila.tenant_absolute_limits(request)
snapshots_allowed = (usages['maxTotalShareSnapshots'] >
usages['totalShareSnapshotsUsed'] and
usages['maxTotalSnapshotGigabytes'] >
usages['totalSnapshotGigabytesUsed'])
if not snapshots_allowed:
if "disabled" not in self.classes:
self.classes = [c for c in self.classes] + ['disabled']
self.verbose_name = string_concat(
self.verbose_name, ' ', _("(Quota exceeded)"))
else:
self.verbose_name = _("Create Share Snapshot")
classes = [c for c in self.classes if c != "disabled"]
self.classes = classes
# NOTE(vponomaryov): Disable form with creation of a snapshot for
# shares that has attr 'snapshot_support' equal to False.
if hasattr(share, 'snapshot_support'):
snapshot_support = share.snapshot_support
else:
# NOTE(vponomaryov): Allow creation of a snapshot for shares that
# do not have such attr for backward compatibility.
snapshot_support = True
return share.status in ("available", "in-use") and snapshot_support
def get_context_data(self, **kwargs):
context = super(CreateView, self).get_context_data(**kwargs)
try:
context['usages'] = manila.tenant_absolute_limits(self.request)
except Exception:
exceptions.handle(self.request)
return context
def get_context_data(self, **kwargs):
context = super(self.__class__, self).get_context_data(**kwargs)
context['share_id'] = self.kwargs['share_id']
try:
context['usages'] = manila.tenant_absolute_limits(self.request)
except Exception:
exceptions.handle(self.request, _('Unable to retrieve quotas.'))
return context
def get_context_data(self, **kwargs):
context = super(self.__class__, self).get_context_data(**kwargs)
context['share_id'] = self.kwargs['share_id']
try:
context['usages'] = manila.tenant_absolute_limits(self.request)
except Exception:
exceptions.handle(self.request, _('Unable to retrieve quotas.'))
return context
def get_manila_limits(self):
"""Get share limits if manila is enabled."""
if not base.is_service_enabled(self.request, 'share'):
return
try:
self.limits.update(manila.tenant_absolute_limits(self.request))
except Exception:
msg = _("Unable to retrieve share limit information.")
horizon.exceptions.handle(self.request, msg)
return
def get_manila_limits(self):
"""Get share limits if manila is enabled."""
if not base.is_service_enabled(self.request, 'share'):
return
try:
self.limits.update(manila.tenant_absolute_limits(self.request))
except Exception:
msg = _("Unable to retrieve share limit information.")
horizon.exceptions.handle(self.request, msg)
return
def get_context_data(self, **kwargs):
context = super(ExtendView, self).get_context_data(**kwargs)
args = (self.get_object().id, )
context['submit_url'] = reverse(self.submit_url, args=args)
try:
context['usages'] = manila.tenant_absolute_limits(self.request)
context['usages']['totalShareGigabytesUsed'] -= int(
self.get_object().size)
except Exception:
exceptions.handle(self.request)
return context
def get_context_data(self, **kwargs):
context = super(ExtendView, self).get_context_data(**kwargs)
args = (self.get_object().id,)
context['submit_url'] = reverse(self.submit_url, args=args)
try:
context['usages'] = manila.tenant_absolute_limits(self.request)
context['usages']['totalShareGigabytesUsed'] -= int(
self.get_object().size)
except Exception:
exceptions.handle(self.request)
return context
def allowed(self, request, share=None):
usages = manila.tenant_absolute_limits(request)
shares_allowed = (usages['maxTotalShares'] >
usages['totalSharesUsed'] and
usages['maxTotalShareGigabytes'] >
usages['totalShareGigabytesUsed'])
if not shares_allowed:
if "disabled" not in self.classes:
self.classes = [c for c in self.classes] + ['disabled']
self.verbose_name = string_concat(self.verbose_name, ' ',
_("(Quota exceeded)"))
else:
self.verbose_name = _("Create Share")
classes = [c for c in self.classes if c != "disabled"]
self.classes = classes
return True
def tenant_limit_usages(f, request):
limits = f(request)
if base.is_service_enabled(request, 'share'):
try:
limits.update(manila.tenant_absolute_limits(request))
shares = manila.share_list(request)
snapshots = manila.share_snapshot_list(request)
total_s_size = sum([getattr(share, 'size', 0) for share in shares])
total_ss_size = sum([getattr(ss, 'size', 0) for ss in snapshots])
limits['totalGigabytesUsed'] = total_s_size + total_ss_size
limits['totalSharesUsed'] = len(shares)
limits['totalSnapshotsUsed'] = len(snapshots)
except Exception:
msg = _("Unable to retrieve share limit information.")
horizon.exceptions.handle(request, msg)
return limits
def allowed(self, request, share=None):
usages = manila.tenant_absolute_limits(request)
shares_allowed = (usages['maxTotalShares'] > usages['totalSharesUsed']
and usages['maxTotalShareGigabytes'] >
usages['totalShareGigabytesUsed'])
if not shares_allowed:
if "disabled" not in self.classes:
self.classes = [c for c in self.classes] + ['disabled']
self.verbose_name = format_lazy(
'{verbose_name} {quota_exceeded}',
verbose_name=self.verbose_name,
quota_exceeded=_("(Quota exceeded)"))
else:
self.verbose_name = _("Create Share")
classes = [c for c in self.classes if c != "disabled"]
self.classes = classes
return True
def tenant_limit_usages(f, request):
limits = f(request)
if base.is_service_enabled(request, 'share'):
try:
limits.update(manila.tenant_absolute_limits(request))
shares = manila.share_list(request)
snapshots = manila.share_snapshot_list(request)
total_s_size = sum([getattr(share, 'size', 0) for share in shares])
total_ss_size = sum([getattr(ss, 'size', 0) for ss in snapshots])
limits['totalGigabytesUsed'] = total_s_size + total_ss_size
limits['totalSharesUsed'] = len(shares)
limits['totalSnapshotsUsed'] = len(snapshots)
except Exception:
msg = _("Unable to retrieve share limit information.")
horizon.exceptions.handle(request, msg)
return limits
def clean(self):
cleaned_data = super(ExtendForm, self).clean()
new_size = cleaned_data.get('new_size')
orig_size = self.initial['orig_size']
if new_size <= orig_size:
message = _("New size must be greater than current size.")
self._errors["new_size"] = self.error_class([message])
return cleaned_data
usages = manila.tenant_absolute_limits(self.request)
availableGB = (usages['maxTotalShareGigabytes'] -
usages['totalShareGigabytesUsed'])
if availableGB < (new_size - orig_size):
message = _('Share cannot be extended to %(req)iGiB as '
'you only have %(avail)iGiB of your quota '
'available.')
params = {'req': new_size, 'avail': availableGB + orig_size}
self._errors["new_size"] = self.error_class([message % params])
return cleaned_data
