def save(self, *args, **kwargs):
# Search for a available slot for laggX interface
interface_names = [
v[0]
for v in models.Interfaces.objects.all()
.values_list('int_interface')
]
candidate_index = 0
while ("lagg%d" % (candidate_index)) in interface_names:
candidate_index += 1
lagg_name = "lagg%d" % candidate_index
lagg_protocol = self.cleaned_data['lagg_protocol']
lagg_member_list = self.cleaned_data['lagg_interfaces']
with DBSync():
model_objs = []
try:
# Step 1: Create an entry in interface table that
# represents the lagg interface
lagg_interface = models.Interfaces(
int_interface=lagg_name,
int_name=lagg_name,
int_dhcp=False,
int_ipv6auto=False
)
lagg_interface.save()
model_objs.append(lagg_interface)
# Step 2: Write associated lagg attributes
lagg_interfacegroup = models.LAGGInterface(
lagg_interface=lagg_interface,
lagg_protocol=lagg_protocol
)
lagg_interfacegroup.save()
model_objs.append(lagg_interfacegroup)
# Step 3: Write lagg's members in the right order
order = 0
for interface in lagg_member_list:
lagg_member_entry = models.LAGGInterfaceMembers(
lagg_interfacegroup=lagg_interfacegroup,
lagg_ordernum=order,
lagg_physnic=interface,
)
model_objs.append(models.Interfaces.objects.create(
int_interface=interface,
int_name=f'member of {lagg_name}',
))
lagg_member_entry.save()
model_objs.append(lagg_member_entry)
order = order + 1
except Exception:
for obj in reversed(model_objs):
obj.delete()
raise
self.instance = lagg_interfacegroup
return lagg_interfacegroup
def save(self, *args, **kwargs):
# Search for a available slot for laggX interface
interface_names = [
v[0]
for v in models.Interfaces.objects.all()
.values_list('int_interface')
]
candidate_index = 0
while ("lagg%d" % (candidate_index)) in interface_names:
candidate_index += 1
lagg_name = "lagg%d" % candidate_index
lagg_protocol = self.cleaned_data['lagg_protocol']
lagg_member_list = self.cleaned_data['lagg_interfaces']
with DBSync():
with transaction.atomic():
# Step 1: Create an entry in interface table that
# represents the lagg interface
lagg_interface = models.Interfaces(
int_interface=lagg_name,
int_name=lagg_name,
int_dhcp=False,
int_ipv6auto=False
)
lagg_interface.save()
# Step 2: Write associated lagg attributes
lagg_interfacegroup = models.LAGGInterface(
lagg_interface=lagg_interface,
lagg_protocol=lagg_protocol
)
lagg_interfacegroup.save()
# Step 3: Write lagg's members in the right order
order = 0
for interface in lagg_member_list:
lagg_member_entry = models.LAGGInterfaceMembers(
lagg_interfacegroup=lagg_interfacegroup,
lagg_ordernum=order,
lagg_physnic=interface,
lagg_deviceoptions='up'
)
lagg_member_entry.save()
order = order + 1
self.instance = lagg_interfacegroup
return lagg_interfacegroup
