"""
Copyright (C) 2017 - 2020 Zhengyu Peng, https://zpeng.me
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
----------
` `
-:. -#:
-//:. -###:
-////:. -#####:
-/:.://:. -###++##:
.. `://:- -###+. :##:
`:/+####+. :##:
.::::::::/+###. :##:
.////-----+##: `:###:
`-//:. :##: `:###/.
`-//:. :##:`:###/.
`-//:+######/.
`-/+####/.
`+##+.
:##:
:##:
:##:
:##:
:##:
.+:
"""
import sys
from PyQt5 import QtWidgets, uic, QtCore, QtGui
from PyQt5.QtCore import Qt
from PyQt5.QtCore import QThread
import psutil
import socket
import time
from pathlib import Path
import json
from tcpserver import TCPServer
from tcpclient import TCPClient
from udp import UDPServer
QtWidgets.QApplication.setAttribute(
QtCore.Qt.AA_EnableHighDpiScaling, True) # enable highdpi scaling
QtWidgets.QApplication.setAttribute(
QtCore.Qt.AA_UseHighDpiPixmaps, True) # use highdpi icons
class MyApp(QtWidgets.QMainWindow):
def __init__(self):
super().__init__()
super(QtWidgets.QMainWindow, self).__init__()
self.status_message = ['● Idle', '● Idle', '● Idle', '']
config_file = Path('config.json')
# config_file = open('config.json', 'w+')
if config_file.exists():
self.config = json.load(open('config.json', 'r'))
else:
self.config = dict()
json.dump(self.config, open('config.json', 'w+'))
"""Load UI"""
self.ui = uic.loadUi('mainwindow.ui', self)
self.init_ui()
self.ui.comboBox_Interface.currentIndexChanged.connect(
self.on_interface_selection_change)
self.ui.button_Refresh.clicked.connect(self.on_refresh_button_clicked)
self.ui.button_TcpClient.clicked.connect(
self.on_tcp_client_connect_button_clicked
)
self.ui.button_TcpClientSend.clicked.connect(
self.on_tcp_client_message_send
)
self.ui.lineEdit_TcpClientSend.returnPressed.connect(
self.on_tcp_client_message_send
)
self.ui.button_TcpServer.clicked.connect(
self.on_tcp_server_start_stop_button_clicked)
self.ui.button_TcpServerSend.clicked.connect(
self.on_tcp_server_message_send
)
self.ui.lineEdit_TcpServerSend.returnPressed.connect(
self.on_tcp_server_message_send
)
self.ui.button_Udp.clicked.connect(
self.on_udp_server_start_stop_button_clicked
)
self.ui.button_UdpSend.clicked.connect(
self.on_udp_message_send
)
self.ui.lineEdit_UdpSend.returnPressed.connect(
self.on_udp_message_send
)
self.udp_send = UDPServer(
'0.0.0.0',
1234)
self.ui.tabWidget.currentChanged.connect(
self.on_tab_changed
)
def save_config(self):
try:
json.dump(self.config, open('config.json', 'w+'))
except PermissionError as err:
pass
def init_ui(self):
# Interface
self.update_network_interfaces()
self.ui.tabWidget.setCurrentIndex(self.config.get('Tab_Index', 0))
self.on_tab_changed(self.config.get('Tab_Index', 0))
# TCP Client
self.ui.textBrowser_TcpClientMessage.setEnabled(False)
self.ui.lineEdit_TcpClientSend.setEnabled(False)
self.ui.button_TcpClientSend.setEnabled(False)
tcp_client_ip = self.config.get('TCP_Client_IP', '127.0.0.1')
tcp_client_port = self.config.get('TCP_Client_Port', '1234')
self.ui.lineEdit_TcpClientTargetIP.setText(tcp_client_ip)
self.ui.lineEdit_TcpClientTargetPort.setText(tcp_client_port)
# TCP Server
self.ui.textBrowser_TcpServerMessage.setEnabled(False)
self.ui.lineEdit_TcpServerSend.setEnabled(False)
self.ui.button_TcpServerSend.setEnabled(False)
tcp_server_port = self.config.get('TCP_Server_Port', '1234')
self.ui.lineEdit_TcpServerListenPort.setText(tcp_server_port)
# UDP
udp_listen_port = self.config.get('UDP_Listen_Port', '1234')
udp_target_ip = self.config.get('UDP_Target_IP', '127.0.0.1')
udp_target_port = self.config.get('UDP_Target_Port', '1234')
self.ui.lineEdit_UdpListenPort.setText(udp_listen_port)
self.ui.lineEdit_UdpTargetIP.setText(udp_target_ip)
self.ui.lineEdit_UdpTargetPort.setText(udp_target_port)
def update_network_interfaces(self):
self.ui.comboBox_Interface.clear()
self.net_if = psutil.net_if_addrs()
net_if_stats = psutil.net_if_stats()
net_names = list(self.net_if.keys())
for if_name in net_names:
if not net_if_stats[if_name].isup:
self.net_if.pop(if_name, None)
else:
self.ui.comboBox_Interface.addItem(if_name)
interface_idx = self.config.get('Interface', 0)
if interface_idx >= self.ui.comboBox_Interface.count():
self.ui.comboBox_Interface.setCurrentIndex(0)
else:
self.ui.comboBox_Interface.setCurrentIndex(interface_idx)
current_interface = self.ui.comboBox_Interface.currentText()
self.config['Interface'] = self.ui.comboBox_Interface.currentIndex()
for snicaddr in self.net_if[current_interface]:
if snicaddr.family == socket.AF_INET:
ipv4_add = snicaddr.address
break
else:
ipv4_add = '0.0.0.0'
self.ui.label_LocalIP.setText(ipv4_add)
self.save_config()
def on_interface_selection_change(self):
current_interface = self.ui.comboBox_Interface.currentText()
if current_interface in self.net_if:
for snicaddr in self.net_if[current_interface]:
if snicaddr.family == socket.AF_INET:
ipv4_add = snicaddr.address
break
else:
ipv4_add = '0.0.0.0'
else:
return
self.ui.label_LocalIP.setText(ipv4_add)
self.config['Interface'] = self.ui.comboBox_Interface.currentIndex()
self.save_config()
def on_refresh_button_clicked(self):
self.update_network_interfaces()
# TCP Client
def on_tcp_client_connect_button_clicked(self):
if self.ui.button_TcpClient.text() == 'Connect':
self.ui.button_TcpClient.setEnabled(False)
self.ui.lineEdit_TcpClientTargetIP.setEnabled(False)
self.ui.lineEdit_TcpClientTargetPort.setEnabled(False)
self.tcp_client_thread = QThread()
self.tcp_client = TCPClient(
self.ui.label_LocalIP.text(),
int(self.ui.lineEdit_TcpClientTargetPort.text()))
self.tcp_client_thread.started.connect(self.tcp_client.start)
self.tcp_client.status.connect(self.on_tcp_client_status_update)
self.tcp_client.message.connect(self.on_tcp_client_message_ready)
self.tcp_client.moveToThread(self.tcp_client_thread)
self.tcp_client_thread.start()
self.config['TCP_Client_IP'] = self.ui.label_LocalIP.text()
self.config['TCP_Client_Port'] = self.ui.lineEdit_TcpClientTargetPort.text()
self.save_config()
elif self.ui.button_TcpClient.text() == 'Disconnect':
self.ui.button_TcpClient.setEnabled(False)
self.tcp_client.close()
def on_tcp_client_status_update(self, status, addr):
if status == TCPClient.STOP:
self.tcp_client.status.disconnect()
self.tcp_client.message.disconnect()
self.ui.button_TcpClient.setText('Connect')
self.tcp_client_thread.quit()
self.ui.lineEdit_TcpClientTargetIP.setEnabled(True)
self.ui.lineEdit_TcpClientTargetPort.setEnabled(True)
self.ui.textBrowser_TcpClientMessage.setEnabled(False)
self.ui.lineEdit_TcpClientSend.setEnabled(False)
self.ui.button_TcpClientSend.setEnabled(False)
self.status_message[0] = '● Idle'
if self.ui.tabWidget.currentIndex() == 0:
self.on_tab_changed(0)
elif status == TCPClient.CONNECTED:
self.ui.button_TcpClient.setText('Disconnect')
self.ui.textBrowser_TcpClientMessage.setEnabled(True)
self.ui.lineEdit_TcpClientSend.setEnabled(True)
self.ui.button_TcpClientSend.setEnabled(True)
self.status_message[0] = '● Connected to ' +\
self.ui.label_LocalIP.text() +\
':'+self.ui.lineEdit_TcpClientTargetPort.text()
if self.ui.tabWidget.currentIndex() == 0:
self.on_tab_changed(0)
self.ui.button_TcpClient.setEnabled(True)
def on_tcp_client_message_ready(self, source, msg):
self.ui.textBrowser_TcpClientMessage.append(
'<p style="text-align: center;"><span style="color: #2196F3;"><strong>----- ' +
source +
' -----</strong></span></p>')
self.ui.textBrowser_TcpClientMessage.append(
'<p style="text-align: center;"><span style="color: #2196F3;">' +
msg +
'</span></p>')
def on_tcp_client_message_send(self):
self.tcp_client.send(self.ui.lineEdit_TcpClientSend.text())
self.ui.textBrowser_TcpClientMessage.append(
'<p style="text-align: center;"><strong>----- ' +
'this' +
' -----</strong></p>')
self.ui.textBrowser_TcpClientMessage.append(
'<p style="text-align: center;">' +
self.ui.lineEdit_TcpClientSend.text() +
'</p>')
self.ui.lineEdit_TcpClientSend.clear()
# TCP Server
def on_tcp_server_start_stop_button_clicked(self):
if self.ui.button_TcpServer.text() == 'Start':
self.ui.button_TcpServer.setEnabled(False)
self.ui.lineEdit_TcpServerListenPort.setEnabled(False)
self.tcp_server_thread = QThread()
self.tcp_server = TCPServer(
self.ui.label_LocalIP.text(),
int(self.ui.lineEdit_TcpServerListenPort.text()))
self.tcp_server_thread.started.connect(self.tcp_server.start)
self.tcp_server.status.connect(self.on_tcp_server_status_update)
self.tcp_server.message.connect(self.on_tcp_server_message_ready)
self.tcp_server.moveToThread(self.tcp_server_thread)
self.tcp_server_thread.start()
self.config['TCP_Server_Port'] = self.ui.lineEdit_TcpServerListenPort.text()
self.save_config()
elif self.ui.button_TcpServer.text() == 'Stop':
self.ui.button_TcpServer.setEnabled(False)
self.tcp_server.close()
elif self.ui.button_TcpServer.text() == 'Disconnect':
self.ui.button_TcpServer.setEnabled(False)
self.tcp_server.disconnect()
def on_tcp_server_status_update(self, status, addr):
if status == TCPServer.STOP:
self.tcp_server.status.disconnect()
self.tcp_server.message.disconnect()
self.ui.button_TcpServer.setText('Start')
self.tcp_server_thread.quit()
self.ui.textBrowser_TcpServerMessage.setEnabled(False)
self.ui.lineEdit_TcpServerSend.setEnabled(False)
self.ui.button_TcpServerSend.setEnabled(False)
self.ui.lineEdit_TcpServerListenPort.setEnabled(True)
self.status_message[1] = '● Idle'
if self.ui.tabWidget.currentIndex() == 1:
self.on_tab_changed(1)
elif status == TCPServer.LISTEN:
self.ui.button_TcpServer.setText('Stop')
self.ui.textBrowser_TcpServerMessage.setEnabled(False)
self.ui.lineEdit_TcpServerSend.setEnabled(False)
self.ui.button_TcpServerSend.setEnabled(False)
self.status_message[1] = '● Listen on ' +\
self.ui.label_LocalIP.text()+':' +\
self.ui.lineEdit_TcpServerListenPort.text()
if self.ui.tabWidget.currentIndex() == 1:
self.on_tab_changed(1)
elif status == TCPServer.CONNECTED:
self.ui.button_TcpServer.setText('Disconnect')
self.ui.textBrowser_TcpServerMessage.setEnabled(True)
self.ui.lineEdit_TcpServerSend.setEnabled(True)
self.ui.button_TcpServerSend.setEnabled(True)
self.status_message[1] = '● Connected to '+addr
if self.ui.tabWidget.currentIndex() == 1:
self.on_tab_changed(1)
# self.tcp_server.send('Hello World')
self.ui.button_TcpServer.setEnabled(True)
def on_tcp_server_message_ready(self, source, msg):
self.ui.textBrowser_TcpServerMessage.append(
'<p style="text-align: center;"><span style="color: #2196F3;"><strong>----- ' +
source +
' -----</strong></span></p>')
self.ui.textBrowser_TcpServerMessage.append(
'<p style="text-align: center;"><span style="color: #2196F3;">' +
msg +
'</span></p>')
def on_tcp_server_message_send(self):
self.tcp_server.send(self.ui.lineEdit_TcpServerSend.text())
self.ui.textBrowser_TcpServerMessage.append(
'<p style="text-align: center;"><strong>----- ' +
'this' +
' -----</strong></p>')
self.ui.textBrowser_TcpServerMessage.append(
'<p style="text-align: center;">' +
self.ui.lineEdit_TcpServerSend.text() +
'</p>')
self.ui.lineEdit_TcpServerSend.clear()
# UDP
def on_udp_server_start_stop_button_clicked(self):
if self.ui.button_Udp.text() == 'Start':
self.ui.button_Udp.setEnabled(False)
self.ui.lineEdit_UdpListenPort.setEnabled(False)
self.udp_thread = QThread()
self.udp_server = UDPServer(
self.ui.label_LocalIP.text(),
int(self.ui.lineEdit_UdpListenPort.text()))
self.udp_thread.started.connect(self.udp_server.start)
self.udp_server.status.connect(self.on_udp_server_status_update)
self.udp_server.message.connect(self.on_udp_server_message_ready)
self.udp_server.moveToThread(self.udp_thread)
self.udp_thread.start()
self.config['UDP_Listen_Port'] = self.ui.lineEdit_UdpListenPort.text()
self.save_config()
elif self.ui.button_Udp.text() == 'Stop':
self.ui.button_Udp.setEnabled(False)
self.udp_server.close()
def on_udp_server_status_update(self, status, addr):
if status == UDPServer.STOP:
self.udp_server.status.disconnect()
self.udp_server.message.disconnect()
self.ui.button_Udp.setText('Start')
# self.tcp_server_thread.terminate()
self.udp_thread.quit()
self.ui.lineEdit_UdpListenPort.setEnabled(True)
self.status_message[2] = '● Idle'
if self.ui.tabWidget.currentIndex() == 2:
self.on_tab_changed(2)
elif status == UDPServer.LISTEN:
self.ui.button_Udp.setText('Stop')
self.status_message[2] = '● Listen on ' +\
self.ui.label_LocalIP.text()+':' +\
self.ui.lineEdit_TcpServerListenPort.text()
if self.ui.tabWidget.currentIndex() == 2:
self.on_tab_changed(2)
self.ui.button_Udp.setEnabled(True)
def on_udp_server_message_ready(self, source, msg):
self.ui.textBrowser_UdpMessage.append(
'<p style="text-align: center;"><span style="color: #2196F3;"><strong>----- ' +
source +
' -----</strong></span></p>')
self.ui.textBrowser_UdpMessage.append(
'<p style="text-align: center;"><span style="color: #2196F3;">' +
msg +
'</span></p>')
def on_udp_message_send(self):
self.udp_send.send(
self.ui.lineEdit_UdpSend.text(),
self.ui.lineEdit_UdpTargetIP.text(),
int(self.ui.lineEdit_UdpTargetPort.text())
)
self.ui.textBrowser_UdpMessage.append(
'<p style="text-align: center;"><strong>----- ' +
'this' +
' -----</strong></p>')
self.ui.textBrowser_UdpMessage.append(
'<p style="text-align: center;">' +
self.ui.lineEdit_UdpSend.text() +
'</p>')
self.ui.lineEdit_UdpSend.clear()
self.config['UDP_Target_IP'] = self.ui.lineEdit_UdpTargetIP.text()
self.config['UDP_Target_Port'] = self.ui.lineEdit_UdpTargetPort.text()
self.save_config()
def on_tab_changed(self, index):
self.ui.statusBar.clearMessage()
self.ui.statusBar.setStyleSheet('color: green')
self.ui.statusBar.showMessage(self.status_message[index])
self.config['Tab_Index'] = self.ui.tabWidget.currentIndex()
self.save_config()
if __name__ == "__main__":
app = QtWidgets.QApplication(sys.argv)
window = MyApp()
window.show()
sys.exit(app.exec_())
