def get_poe_port_mapping(snmp_proxy, host):
if not host in POE_PORT_MAPPING_CACHE:
if b"IF-MIB" not in get_loaded_mibs():
load_mib(b"IF-MIB")
iface_port_indexes = list(
int(k) for k, v in snmp_proxy.ifSpeed.items()
if v in POE_PORT_SPEEDS)
iface_type_indexes = list(
int(k) for k, v in snmp_proxy.ifType.items()
if int(v) == ETHERNETCSMACD)
poe_port_indexes = list(
(int(grp_idx), int(grp_port)) \
for grp_idx, grp_port in snmp_proxy.pethPsePortAdminEnable.keys())
# check if we have the same number of poe ports and 10/100/1000 ports
if len(iface_port_indexes) == len(poe_port_indexes):
# this probably means we can associate iface_port_indexes and
# poe_port_indexes one by one:
iface_to_poe_index = { a: b for a, b in \
zip(iface_port_indexes, poe_port_indexes) }
# otherwise, check if we have a linear range of ethernet ports
# (i.e. there are no holes in those port indexes)
elif max(a-b for a, b in \
zip(iface_type_indexes[1:], iface_type_indexes[:-1])) == 1:
# this probably means we can associate iface_type_indexes and
# poe_port_indexes one by one:
iface_to_poe_index = { a: b for a, b in \
zip(iface_type_indexes, poe_port_indexes) }
else:
raise RuntimeError(MSG_ISSUE_POE_PORT_MAPPING % host)
POE_PORT_MAPPING_CACHE[host] = iface_to_poe_index
return POE_PORT_MAPPING_CACHE[host]
def load():
load_mib(b"TPLINK-MIB")
load_mib(b"TPLINK-LLDP-MIB")
load_mib(b"TPLINK-LLDPINFO-MIB")
def load():
load_mib(b"LLDP-MIB")
def __init__(self, snmp_proxy):
load_mib(b"Q-BRIDGE-MIB")
self.snmp = snmp_proxy
def load(cls):
load_mib(b"POWER-ETHERNET-MIB")
def load(cls):
load_mib(b"TPLINK-MIB")
load_mib(b"TPLINK-POWER-OVER-ETHERNET-MIB")
def load(cls):
load_mib(b"NETGEAR-POWER-ETHERNET-MIB")
def __init__(self, snmp_proxy):
self.snmp = snmp_proxy
load_mib(b"NETGEAR-SWITCHING-MIB")