def in_rates(self):
this_collect_time = time.time()
in_octers = snmp_walk(self.target, PORT_OCTERS_IN)
if not in_octers:
return None
for in_octer in in_octers:
oid = str(in_octer[0][0]).split('.')[-1]
octer = int(in_octer[0][1])
self.port_in_octers[oid]["pre"] = self.port_in_octers[oid]["now"]
self.port_in_octers[oid]["now"] = octer
period = this_collect_time - self.in_rates_collect_time
if self.port_in_octers[oid]["now"] < self.port_in_octers[oid][
"pre"]:
in_rate = \
round(
(self.port_in_octers[oid]["now"] * 8) / (1000 * period), 2)
else:
in_rate = \
round(
((self.port_in_octers[oid]["now"] -
self.port_in_octers[oid]["pre"])*8)/(1000*period), 2
)
self.ports_in_rate[self.oid_names[oid]] = in_rate
# 第一次采集的端口速率有误差 不上报 返回None
if not self.in_rates_collect_time:
self.in_rates_collect_time = this_collect_time
self.ports_in_rate = {}
return None
return self.ports_in_rate
def status(self):
statuses = snmp_walk(self.target, PORT_STATUSES)
for status in statuses:
oid = str(status[0][0]).split('.')[-1]
state = int(status[0][1])
self.port_statuses[self.oid_names[oid]] = state
return self.port_statuses
def get_min_mac_md5(self, target):
ip = target.ip
mac_lst = []
mac_lst_number = []
# 尝试walk '1.3.6.1.2.1.17.1.1'可直接获得最小mac地址
min_mac_lst = snmp_walk(target, oid='1.3.6.1.2.1.17.1.1')
if min_mac_lst:
min_mac = min_mac_lst[0][0][1].__repr__().split("'")[1]
return self.get_md5(ip, min_mac)
# 如果直接获得最小mac地址失败，尝试walk'1.3.6.1.2.1.2.2.1.6'
macs = snmp_walk(target, oid='1.3.6.1.2.1.2.2.1.6')
if not macs:
return ''
for mac in macs:
mac_addr = mac[0][-1]
mac_addr = mac_addr.__repr__().split("'")
mac_addr = mac_addr[1]
if mac_addr and mac_addr not in ["000000000000", "FFFFFFFFFFFF"]:
mac_lst.append(mac_addr)
mac_lst_number.append(int('0x' + mac_addr, 16))
min_mac = mac_lst[mac_lst_number.index(min(mac_lst_number))]
return self.get_md5(ip, min_mac)
def _effective_mem_oids(self):
count = 5
while count >= 0:
for value in self.producer.mem.values():
temp = self._oid_expression_parser(value)
oid = temp[0]
mem_usage_lst = snmp_walk(self.target, oid)
if mem_usage_lst:
for i in mem_usage_lst:
mem_oid = str(i[0][0])
mem_usage = i[0][-1]
if mem_usage:
suffix = self._sub_strings(mem_oid, oid)
return value, temp, [i + suffix for i in temp]
time.sleep(1)
count -= 1
return None
def __collect_ports_bandwidths(self):
port_bandwidths = snmp_walk(self.target, PORT_BANDWIDTHS)
for port_bandwidth in port_bandwidths:
oid = str(port_bandwidth[0][0]).split('.')[-1]
bandwidth = int(port_bandwidth[0][1])
self.oid_bandwidths[oid] = bandwidth
def __collect_ports_names(self):
port_names = snmp_walk(self.target, PORT_NAMES)
for port_name in port_names:
oid = str(port_name[0][0]).split('.')[-1]
name = str(port_name[0][1])
self.oid_names[oid] = name