def get_ip_snmp_info(ip_list_status, snmp_oid_list,
community): # 获取存活ip的snmp详细信息
ip_snmp = []
for ip in ip_list_status:
print("\n正在获取{}的snmp信息...:\n{:=<126}".format(ip, ""))
ip_snmp_dic = {}
e = 1
try: # 初步测试该ip的snmp是否可用，若可用生成ip列表（zip用）
ip_list = [
ip
for i in range(int(snmpwalk(ip, "ifNumber", community)[0][1]))
]
except:
print("{}snmp不可用！".format(ip))
continue
for snmp_oid in snmp_oid_list: # 循环读取oid信息
try:
ip_snmp_dic[snmp_oid] = [
i[1] for i in snmpwalk(ip, snmp_oid, community)
]
except:
print("{}snmp信息获取不完整！".format(ip))
e = 0
break
# print(ip_snmp_dic[snmp_oid])
if e: ip_snmp += list(zip(ip_list, *ip_snmp_dic.values()))
# print(ip_snmp)
return (ip_snmp)
def get_oid_mac(ip, oid, community):
"""
:param ip:
:param oid:
:param community:
:return: 形式如下：'.1.3.6.1.2.1.4.22.1.2.4097.10.254.1.1' '00:1c:54:42:40:db'
"""
return snmpwalk(ipaddress=ip, oid=oid, community=community)
def test_snmpwalk_return_structure():
"""
The snmpwalk function should give us a list of tuples, one for each OID
walked. Each touple should contain the OID walked and the value of that
OID on the server.
"""
result = snmpwalk(community='public', ipaddress=SNMP_SRV_ADDR,
oid='IF-MIB::ifTable', port=SNMP_SRV_PORT)
assert isinstance(result, list)
assert isinstance(result[0], tuple)
assert isinstance(result[0][0], str) and isinstance(result[0][1], str)
assert result[0][0] == '.1.3.6.1.2.1.2.2.1.1.1'
assert result[0][1] == '1'
def test_snmpwalk_return_contains_multiline_output():
"""
there is an unfortunate bug / oversight in the net-snmp commands where
newline characters within SNMP variables returned from a server are not
escaped before printing.
If you do an snmpget for 3 oids you'll get 3 lines of output printed :)
But if one of those 3 variables contains, say, 2 new-line chars in it,
you'll get 5 lines of output :(
our snmpwalk function should detect whether a given line of output is
an oid-value pair or a continuation of the value from the last pair and
act accordingly
"""
result = snmpwalk(community='multiline-test', ipaddress=SNMP_SRV_ADDR,
oid='SNMPv2-MIB::system', port=SNMP_SRV_PORT)
assert isinstance(result[0], tuple)
assert '\n' in result[0][1]
def post(self, request):
jsonData = {}
status = False
try:
sysUpTime = snmpwalk(ipaddress=HOST,
community=COMMUNITY,
port=PORT,
oid=settings.SYS_UP_TIME)
ssCpuUser = snmpwalk(ipaddress=HOST,
community=COMMUNITY,
port=PORT,
oid=settings.SS_CPU_USER)
ssCpuSystem = snmpwalk(ipaddress=HOST,
community=COMMUNITY,
port=PORT,
oid=settings.SS_CPU_SYSTEM)
ssCputIdle = snmpwalk(ipaddress=HOST,
community=COMMUNITY,
port=PORT,
oid=settings.SS_CPU_IDLE)
memTotalReal = snmpwalk(ipaddress=HOST,
community=COMMUNITY,
port=PORT,
oid=settings.MEM_TOTAL_REAL)
memAvailReal = snmpwalk(ipaddress=HOST,
community=COMMUNITY,
port=PORT,
oid=settings.MEM_AVAIL_REAL)
currentTime = strftime('%H:%M:%S', localtime(time()))
jsonData['currentTime'] = currentTime
jsonData['sysUpTime'] = sysUpTime[0][1]
jsonData['ssCpuUser'] = int(ssCpuUser[0][1])
jsonData['ssCpuSystem'] = int(ssCpuSystem[0][1])
jsonData['ssCpuIdle'] = int(ssCputIdle[0][1])
jsonData['memTotalReal'] = round(
int(re.findall('^[1-9][0-9]+', memTotalReal[0][1])[0]) / 1024)
jsonData['memAvailReal'] = round(
int(re.findall('^[1-9][0-9]+', memAvailReal[0][1])[0]) / 1024)
jsonData['memTotalFree'] = jsonData['memTotalReal'] - jsonData[
'memAvailReal']
status = True
except Exception as error:
pass
jsonData['status'] = status
return JsonResponse(jsonData)
sql = "select ip,ifindex from view_dev_info where mon "
# print(sql)
cur.execute(sql)
ip_if_info = cur.fetchall()
cur.close()
conn.close()
if_running_list = []
for i in ip_if_info:
if_running_info = i
e = 1
for ii in snmp_oid_dic["running"]:
try:
if_running_info += (snmpwalk(i[0], ".".join([ii, i[1]]),
"xxww")[0][1], )
except:
print("{}snmp信息获取不完整！{}".format(
i, time.strftime("%Y-%m-%d %H:%M", time.localtime())))
e = 0
break
if e: if_running_list.append(if_running_info)
print("Values:{}".format(if_running_list))
field_name_list = ["ip", "ifIndex"] + snmp_oid_dic["running"]
wr_db(conn_db_info, "dev_run", field_name_list, if_running_list)
if mday == time.localtime().tm_mday:
time.sleep(300)
else:
def get_vendor(device_ip):
result = snmpwalk(community='blankkey',
ipaddress=device_ip,
oid='iso.3.6.1.2.1.1.1.0')
return result[0][1]