def instance_availability_zone_list(request):
"""Utility method to retrieve a list of instance availability zones."""
try:
return nova.availability_zone_list(request)
except Exception:
exceptions.handle(request,
_('Unable to retrieve Nova availability zones.'))
return []
def get_zones_data(self):
request = self.tab_group.request
zones = []
try:
zones = nova.availability_zone_list(request, detailed=True)
except Exception:
msg = _('Unable to retrieve availability zone data.')
exceptions.handle(request, msg)
return zones
def get_zones_data(self):
request = self.tab_group.request
zones = []
try:
zones = nova.availability_zone_list(request, detailed=True)
except Exception:
msg = _('Unable to retrieve availability zone data.')
exceptions.handle(request, msg)
return zones
def __init__(self, request, *args, **kwargs):
super(CreateForm, self).__init__(request, *args, **kwargs)
share_protos = ('NFS', 'CIFS', 'GlusterFS', 'HDFS', 'CephFS')
share_networks = manila.share_network_list(request)
share_types = manila.share_type_list(request)
self.fields['share_type'].choices = (
[("", "")] + [(st.name, st.name) for st in share_types])
availability_zones = nova.availability_zone_list(request)
self.fields['availability_zone'].choices = (
[("", "")] +
[(az.zoneName, az.zoneName) for az in availability_zones])
self.sn_field_name_prefix = 'share-network-choices-'
for st in share_types:
extra_specs = st.get_keys()
dhss = extra_specs.get('driver_handles_share_servers')
# NOTE(vponomaryov): Set and tie share-network field only for
# share types with enabled handling of share servers.
if (isinstance(dhss, six.string_types) and
dhss.lower() in ['true', '1']):
sn_choices = (
[('', '')] +
[(sn.id, sn.name or sn.id) for sn in share_networks])
sn_field_name = self.sn_field_name_prefix + st.name
sn_field = forms.ChoiceField(
label=_("Share Network"), required=True,
choices=sn_choices,
widget=forms.Select(attrs={
'class': 'switched',
'data-switch-on': 'sharetype',
'data-sharetype-%s' % st.name: _("Share Network"),
}))
self.fields[sn_field_name] = sn_field
self.fields['share_source_type'] = forms.ChoiceField(
label=_("Share Source"), required=False,
widget=forms.Select(
attrs={'class': 'switchable', 'data-slug': 'source'}))
self.fields['snapshot'] = forms.ChoiceField(
label=_("Use snapshot as a source"),
widget=forms.fields.SelectWidget(
attrs={'class': 'switched',
'data-switch-on': 'source',
'data-source-snapshot': _('Snapshot')},
data_attrs=('size', 'name'),
transform=lambda x: "%s (%sGiB)" % (x.name, x.size)),
required=False)
self.fields['metadata'] = forms.CharField(
label=_("Metadata"), required=False,
widget=forms.Textarea(attrs={'rows': 4}))
self.fields['is_public'] = forms.BooleanField(
label=_("Make visible for all"), required=False,
help_text=(
"If set then all tenants will be able to see this share."))
self.fields['share_proto'].choices = [(sp, sp) for sp in share_protos]
if "snapshot_id" in request.GET:
try:
snapshot = self.get_snapshot(request,
request.GET["snapshot_id"])
self.fields['name'].initial = snapshot.name
self.fields['size'].initial = snapshot.size
self.fields['snapshot'].choices = ((snapshot.id, snapshot),)
try:
# Set the share type from the original share
orig_share = manila.share_get(request, snapshot.share_id)
self.fields['share_type'].initial = orig_share.share_type
except Exception:
pass
self.fields['size'].help_text = _(
'Share size must be equal to or greater than the snapshot '
'size (%sGiB)') % snapshot.size
del self.fields['share_source_type']
except Exception:
exceptions.handle(request,
_('Unable to load the specified snapshot.'))
else:
source_type_choices = []
try:
snapshot_list = manila.share_snapshot_list(request)
snapshots = [s for s in snapshot_list
if s.status == 'available']
if snapshots:
source_type_choices.append(("snapshot",
_("Snapshot")))
choices = [('', _("Choose a snapshot"))] + \
[(s.id, s) for s in snapshots]
self.fields['snapshot'].choices = choices
else:
del self.fields['snapshot']
except Exception:
exceptions.handle(request, _("Unable to retrieve "
"share snapshots."))
if source_type_choices:
choices = ([('no_source_type',
_("No source, empty share"))] +
source_type_choices)
self.fields['share_source_type'].choices = choices
else:
del self.fields['share_source_type']
def __init__(self, request, *args, **kwargs):
super(CreateForm, self).__init__(request, *args, **kwargs)
share_protos = ('NFS', 'CIFS', 'GlusterFS', 'HDFS', 'CephFS')
share_networks = manila.share_network_list(request)
share_types = manila.share_type_list(request)
self.fields['share_type'].choices = ([("", "")] +
[(st.name, st.name)
for st in share_types])
availability_zones = nova.availability_zone_list(request)
self.fields['availability_zone'].choices = (
[("", "")] + [(az.zoneName, az.zoneName)
for az in availability_zones])
self.sn_field_name_prefix = 'share-network-choices-'
for st in share_types:
extra_specs = st.get_keys()
dhss = extra_specs.get('driver_handles_share_servers')
# NOTE(vponomaryov): Set and tie share-network field only for
# share types with enabled handling of share servers.
if (isinstance(dhss, six.string_types)
and dhss.lower() in ['true', '1']):
sn_choices = ([('', '')] + [(sn.id, sn.name or sn.id)
for sn in share_networks])
sn_field_name = self.sn_field_name_prefix + st.name
sn_field = forms.ChoiceField(
label=_("Share Network"),
required=True,
choices=sn_choices,
widget=forms.Select(
attrs={
'class': 'switched',
'data-switch-on': 'sharetype',
'data-sharetype-%s' % st.name: _("Share Network"),
}))
self.fields[sn_field_name] = sn_field
self.fields['share_source_type'] = forms.ChoiceField(
label=_("Share Source"),
required=False,
widget=forms.Select(attrs={
'class': 'switchable',
'data-slug': 'source'
}))
self.fields['snapshot'] = forms.ChoiceField(
label=_("Use snapshot as a source"),
widget=forms.fields.SelectWidget(attrs={
'class':
'switched',
'data-switch-on':
'source',
'data-source-snapshot':
_('Snapshot')
},
data_attrs=('size', 'name'),
transform=lambda x: "%s (%sGiB)" %
(x.name, x.size)),
required=False)
self.fields['metadata'] = forms.CharField(
label=_("Metadata"),
required=False,
widget=forms.Textarea(attrs={'rows': 4}))
self.fields['is_public'] = forms.BooleanField(
label=_("Make visible for all"),
required=False,
help_text=(
"If set then all tenants will be able to see this share."))
self.fields['share_proto'].choices = [(sp, sp) for sp in share_protos]
if "snapshot_id" in request.GET:
try:
snapshot = self.get_snapshot(request,
request.GET["snapshot_id"])
self.fields['name'].initial = snapshot.name
self.fields['size'].initial = snapshot.size
self.fields['snapshot'].choices = ((snapshot.id, snapshot), )
try:
# Set the share type from the original share
orig_share = manila.share_get(request, snapshot.share_id)
self.fields['share_type'].initial = orig_share.share_type
except Exception:
pass
self.fields['size'].help_text = _(
'Share size must be equal to or greater than the snapshot '
'size (%sGiB)') % snapshot.size
del self.fields['share_source_type']
except Exception:
exceptions.handle(request,
_('Unable to load the specified snapshot.'))
else:
source_type_choices = []
try:
snapshot_list = manila.share_snapshot_list(request)
snapshots = [
s for s in snapshot_list if s.status == 'available'
]
if snapshots:
source_type_choices.append(("snapshot", _("Snapshot")))
choices = [('', _("Choose a snapshot"))] + \
[(s.id, s) for s in snapshots]
self.fields['snapshot'].choices = choices
else:
del self.fields['snapshot']
except Exception:
exceptions.handle(request,
_("Unable to retrieve "
"share snapshots."))
if source_type_choices:
choices = ([('no_source_type', _("No source, empty share"))] +
source_type_choices)
self.fields['share_source_type'].choices = choices
else:
del self.fields['share_source_type']
