OPNsense-NetFlow-export/INFLUXDB.py.bck
2025-05-08 09:49:17 +02:00

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import netflow, socket, json, time, os, influxdb_client, ipaddress
from influxdb_client import InfluxDBClient, Point, WritePrecision
from influxdb_client.client.write_api import SYNCHRONOUS
from datetime import timedelta
# Netentry preconf
WHAT_THE_NETFLOW_PORT = 2055
WHAT_THE_NETFLOW_IP = "0.0.0.0"
# INFLUXDB config
token = "L56MZGgLNOPcL_nfc4bYujQHPVB0xNGMEHXJj8CEWrE3lioi3PN4eH52NhnEyKdFTfwW1Tlqhl35PAGSva5qXw=="
bucket = "NETFLOW-STAGING"
org = "staging"
url = "http://localhost:8086"
measurement = "testNetFlowPython"
LOCATION_TAG = "YUKIKAZE"
INFLX_SEPARATE_POINTS = 0.1
# Initialize InfluxDB client
inflxdb_client = influxdb_client.InfluxDBClient(url=url, token=token, org=org)
# Other preconf
bigDict = {}
# Get netentry data ig?
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
sock.bind((WHAT_THE_NETFLOW_IP, WHAT_THE_NETFLOW_PORT))
payload, client = sock.recvfrom(4096) # experimental, tested with 1464 bytes
p = netflow.parse_packet(payload) # Test result: <ExportPacket v5 with 30 records>
#print(p.entrys) # Test result: 5
for i, entry in enumerate(p.flows, 1):
# prep dict
#tmpEntry = str(entry)
#tmpEntry = tmpEntry[22:-1]
#tmpEntry2 = tmpEntry.replace("'", '"')
#print(tmpEntry2)
#print(entry
#exit()
#dictEntry = json.loads(tmpEntry2)
#bigDict[i] = (dictEntry)
# take data out from netentry
inEntry = entry.data
# Convert IPs and time duration
# IPs
inEntry["IPV4_SRC_ADDR"] = str(ipaddress.IPv4Address(inEntry["IPV4_SRC_ADDR"]))
inEntry["IPV4_DST_ADDR"] = str(ipaddress.IPv4Address(inEntry["IPV4_DST_ADDR"]))
# Convert time from ms to HH:MM:SS
first = int(inEntry["FIRST_SWITCHED"])
last = int(inEntry["LAST_SWITCHED"])
inEntry["FIRST_SWITCHED_HR"] = str(timedelta(milliseconds=first))
inEntry["LAST_SWITCHED_HR"] = str(timedelta(milliseconds=last))
# Prep InfluxDB data
inflxdb_Data_To_Send = (
influxdb_client.Point(f"{measurement}-script")
.tag("LOCATION", LOCATION_TAG)
.field("dstAddr", inEntry["IPV4_DST_ADDR"])
.field("srcAddr", inEntry["IPV4_SRC_ADDR"])
.field("nextHop", inEntry["NEXT_HOP"])
.field("inptInt", inEntry["INPUT"])
.field("outptInt", inEntry["OUTPUT"])
.field("inPackt", inEntry["IN_PACKETS"])
.field("outPakt", inEntry["IN_OCTETS"])
.field("frstSwtchd", inEntry["FIRST_SWITCHED"])
.field("lstSwtchd", inEntry["LAST_SWITCHED"])
.field("srcPort", inEntry["SRC_PORT"])
.field("dstPort", inEntry["DST_PORT"])
.field("tcpFlags", inEntry["TCP_FLAGS"])
.field("proto", inEntry["PROTO"])
.field("tos", inEntry["TOS"])
.field("srcAS", inEntry["SRC_AS"])
.field("dstAS", inEntry["DST_AS"])
.field("srcMask", inEntry["SRC_MASK"])
.field("dstMask", inEntry["DST_MASK"])
)
# idk
write_api = inflxdb_client.write_api(write_options=SYNCHRONOUS)
# Send data to InfluxDB
write_api.write(bucket=bucket, org="staging", record=inflxdb_Data_To_Send)
time.sleep(INFLX_SEPARATE_POINTS) # separate points by 1 second
#i+=1
#type(tmpEntry)
#print(dictEntry)
#print(tmpEntry.lstrip(20))
print("----------------")
bigDict[i] = (inEntry)
#print(bigDict)
print(f"{len(bigDict)} <--- This many entrys")