def clean_interface_name_uniqueness(self, name):
node_interfaces = self.node.interface_set.filter(name=name)
if self.instance is not None and self.instance.id is not None:
node_interfaces = node_interfaces.exclude(id=self.instance.id)
if node_interfaces.exists():
msg = "Node %s already has an interface named '%s'." % (self.node,
name)
set_form_error(self, 'name', msg)
def _validate_parent_vlans_match(self, parents):
# When creating the bond set VLAN to the same as the parents
# and check that the parents all belong to the same VLAN.
if self.instance.id is None:
vlan = self.cleaned_data.get('vlan')
parent_vlans = {parent.vlan for parent in parents}
if parent_vlans != set([vlan]):
set_form_error(self, 'parents',
"All parents must belong to the same VLAN.")
def validate_parental_fidelity(self, parents):
"""Check that all of the parent interfaces are not already in a
relationship before committing them to this child.
"""
dilinquents = self.get_delinquent_children(parents)
if len(dilinquents) != 0:
set_form_error(
self, 'parents', "Interfaces already in-use: %s." %
(', '.join(sorted(dilinquents))))
def clean(self):
cleaned_data = super(VLANInterfaceForm, self).clean()
if self.fields_ok(['vlan', 'parents']):
new_vlan = self.cleaned_data.get('vlan')
if new_vlan:
# VLAN needs to be the in the same fabric as the parent.
parent = self.cleaned_data.get('parents')[0]
if parent.vlan.fabric_id != new_vlan.fabric_id:
set_form_error(
self, "vlan",
"A VLAN interface can only belong to a tagged VLAN on "
"the same fabric as its parent interface.")
name = build_vlan_interface_name(
self.cleaned_data.get('parents').first(), new_vlan)
self.clean_interface_name_uniqueness(name)
return cleaned_data
def clean(self):
cleaned_data = super().clean()
if self.fields_ok(["vlan", "parents"]):
new_vlan = self.cleaned_data.get("vlan")
if new_vlan:
# VLAN needs to be the in the same fabric as the parent.
parent = self.cleaned_data.get("parents")[0]
if parent.vlan.fabric_id != new_vlan.fabric_id:
set_form_error(
self,
"vlan",
"A VLAN interface can only belong to a tagged VLAN on "
"the same fabric as its parent interface.",
)
new_name = cleaned_data.get("name")
if self.fields_ok(["name"]):
if not new_name and self.instance.id is None:
# No name provided and new instance. Auto-generate the name.
cleaned_data["name"] = build_vlan_interface_name(
cleaned_data.get("parents").first(), new_vlan)
self.clean_interface_name_uniqueness(cleaned_data["name"])
return cleaned_data
def clean_parents_all_same_node(self, parents):
if parents:
parent_nodes = set(parent.get_node() for parent in parents)
if len(parent_nodes) > 1:
msg = "Parents are related to different nodes."
set_form_error(self, 'name', msg)
