def get_interface_info(self, interface_name):
"""Return the interface information when its Mellanox and InfiniBand
In case of Mellanox and InfiniBand interface we do the following:
1. Calculate the "InfiniBand MAC" according to InfiniBand GUID
2. Calculate the client-id according to InfiniBand GUID
"""
address = netutils.get_mac_addr(interface_name)
if address is None:
raise errors.IncompatibleHardwareMethodError()
vendor = hardware._get_device_info(interface_name, 'net', 'vendor')
if (len(address) != netutils.INFINIBAND_ADDR_LEN
or vendor != MLNX_VENDOR_ID):
raise errors.IncompatibleHardwareMethodError()
mac_addr = _infiniband_address_to_mac(address)
client_id = _generate_client_id(address)
return hardware.NetworkInterface(
interface_name, mac_addr,
ipv4_address=netutils.get_ipv4_addr(interface_name),
has_carrier=netutils.interface_has_carrier(interface_name),
lldp=None,
vendor=vendor,
product=hardware._get_device_info(interface_name, 'net', 'device'),
client_id=client_id)
def get_ipv4_addr(self, interface_id):
return netutils.get_ipv4_addr(interface_id)
def get_ipv4_addr(self, interface_id):
return netutils.get_ipv4_addr(interface_id)