my-ceg-archive/AUNMS---Network-Monitoring-System
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Added device status check

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Kaushik 2021-12-31 17:59:07 +05:30
parent 400a685eac
commit 313d0bab4e
1 changed files with 35 additions and 5 deletions
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40
network_devices.py
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@ -2,6 +2,7 @@ from PyQt5.QtGui import *
from PyQt5.QtCore import *
from PyQt5.QtWidgets import *
from scapy.all import *
from scapy.layers.inet import IP, ICMP
from network_monitor import InterfacePick
@ -43,8 +44,8 @@ class NetworkDevices(QWidget):
self.tableWidget.setShowGrid(True)
self.tableWidget.setGridStyle(Qt.NoPen)
self.tableWidget.setRowCount(0)
self.tableWidget.setColumnCount(2)
self.tableWidget.setHorizontalHeaderLabels(["IP", "MAC"])
self.tableWidget.setColumnCount(3)
self.tableWidget.setHorizontalHeaderLabels(["IP", "MAC", "Status"])
self.tableWidget.horizontalHeader().setVisible(True)
self.tableWidget.horizontalHeader().setCascadingSectionResizes(True)
self.tableWidget.horizontalHeader().setHighlightSections(False)
@ -80,6 +81,8 @@ class NetworkDevices(QWidget):
entry_ip = str(output[i], encoding='utf-8')
entry_mac = str(output[i+1], encoding='utf-8').replace("-",":")
if entry_mac == "ff:ff:ff:ff:ff:ff":
continue
mul_addr = int(entry_ip.split('.')[0])
if mul_addr >= 224 and mul_addr < 240:
continue
@ -87,14 +90,24 @@ class NetworkDevices(QWidget):
arpData = dict()
arpData['IP'] = entry_ip
arpData['MAC'] = entry_mac
arpData['Status'] = self.refreshStatus(entry_ip)
self.addArpToTableWidget(arpData)
def addArpToTableWidget(self, arpData):
rowpos = self.tableWidget.rowCount()
self.tableWidget.insertRow(rowpos)
self.tableWidget.setItem(rowpos, 0, QTableWidgetItem(arpData['IP']))
self.tableWidget.setItem(rowpos, 1, QTableWidgetItem(arpData['MAC']))
ip_item = QTableWidgetItem(arpData['IP'])
ip_item.setTextAlignment(Qt.AlignCenter)
mac_item = QTableWidgetItem(arpData['MAC'])
mac_item.setTextAlignment(Qt.AlignCenter)
status_item = QTableWidgetItem(arpData['Status'])
status_item.setTextAlignment(Qt.AlignCenter)
self.tableWidget.setItem(rowpos, 0, ip_item)
self.tableWidget.setItem(rowpos, 1, mac_item)
self.tableWidget.setItem(rowpos, 2, status_item)
self.vbar = self.tableWidget.verticalScrollBar()
self._scroll = self.vbar.value() == self.vbar.maximum()
@ -104,4 +117,21 @@ class NetworkDevices(QWidget):
self.interfaceDiag.exec_()
if hasattr(self.interfaceDiag, 'interfaceIP') and hasattr(self.interfaceDiag, 'interfaceName'):
self.networkIP = self.interfaceDiag.interfaceIP
self.interfbtn.setText(self.interfaceDiag.interfaceName)
self.interfbtn.setText(self.interfaceDiag.interfaceName)
def refreshStatus(self, deviceIP):
try:
packet = IP(dst=deviceIP)/ICMP()
status = 'Unresponsive'
for _ in range(3):
output = sr1(packet, timeout=2, verbose=0)
if output is not None:
if output.type is 0:
status = 'Reachable - {}ms'.format(
int((output.time - packet.sent_time)*1000)
)
break
return status
except socket.gaierror:
return 'Invalid address'