def __check_interfaces_correctness(cls, node):
"""Check that
* interface list in meta field is not empty
* at least one interface has ip which
includes to admin subnet. It can happens in
case if agent was running, but network
interfaces were not configured yet.
"""
if not node.meta:
raise errors.InvalidInterfacesInfo(
u'Meta field for node "%s" is empty' % node.full_name)
if not node.meta.get('interfaces'):
raise errors.InvalidInterfacesInfo(
u'Cannot find interfaces field "%s" in meta' % node.full_name)
interfaces = node.meta['interfaces']
admin_interface = None
for interface in interfaces:
ip_addr = interface.get('ip')
if cls.is_ip_belongs_to_admin_subnet(ip_addr):
# Interface was founded
admin_interface = interface
break
if not admin_interface:
raise errors.InvalidInterfacesInfo(
u'Cannot find interface with ip which '
'includes to admin subnet "%s"' % node.full_name)
def _validate_data(cls, interfaces):
if not isinstance(interfaces, list):
raise errors.InvalidInterfacesInfo(
"Meta.interfaces should be list",
log_message=True
)
return interfaces
def validate_update(cls, interfaces):
interfaces = cls._validate_data(interfaces)
for nic in interfaces:
if not isinstance(nic, dict):
raise errors.InvalidInterfacesInfo(
"Interface in meta.interfaces must be dict",
log_message=True)
return interfaces
def check_interfaces_correctness(cls, node):
"""Check that
* interface list in meta field is not empty
* at least one interface has ip which
includes to admin subnet. It can happens in
case if agent was running, but network
interfaces were not configured yet.
* there're no networks assigned to removed interface
"""
if not node.meta:
raise errors.InvalidInterfacesInfo(
u'Meta field for node "%s" is empty' % node.full_name)
if not node.meta.get('interfaces'):
raise errors.InvalidInterfacesInfo(
u'Cannot find interfaces field "%s" in meta' % node.full_name)
interfaces = node.meta['interfaces']
admin_interface = None
for interface in interfaces:
ip_addr = interface.get('ip')
if cls.is_ip_belongs_to_admin_subnet(ip_addr):
# Interface was founded
admin_interface = interface
break
elif interface['mac'].lower() == node.mac:
admin_interface = interface
break
if not admin_interface:
raise errors.InvalidInterfacesInfo(
u'Cannot find interface with ip which '
'includes to admin subnet "%s"' % node.full_name)
# raise exception if an interface is about to remove,
# but has assigned network and it's already deployed
interfaces = [i['name'] for i in interfaces]
for iface in node.nic_interfaces:
if iface.name not in interfaces and iface.assigned_networks_list:
raise errors.InvalidInterfacesInfo(
u'Could not remove interface "{0}", since it is assigned '
u'to one or more networks'.format(iface.name)
)
def validate_create(cls, meta):
cls._validate_data(meta)
if 'interfaces' in meta:
meta['interfaces'] = MetaInterfacesValidator.validate_create(
meta['interfaces'])
else:
raise errors.InvalidInterfacesInfo(
"Failed to discover node: "
"invalid interfaces info",
log_message=True)
return meta
