簡述

? ? ? ? 使用IP地址組播技術，實現海康的設備搜索功能，只要設備接入局域網就能夠被搜索到。效果圖.

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功能代碼:

1.?scan_device_ui.py 布局文件

# -*- coding: utf-8 -*-# Form implementation generated from reading ui file 'scan_device.ui' # # Created by: PyQt5 UI code generator 5.15.2 # # WARNING: Any manual changes made to this file will be lost when pyuic5 is # run again. Do not edit this file unless you know what you are doing.from PyQt5 import QtCore, QtGui, QtWidgetsclass Ui_Form(object):def setupUi(self, Form):Form.setObjectName("Form")Form.resize(849, 633)self.verticalLayout_2 = QtWidgets.QVBoxLayout(Form)self.verticalLayout_2.setObjectName("verticalLayout_2")self.horizontalLayout = QtWidgets.QHBoxLayout()self.horizontalLayout.setContentsMargins(-1, 10, -1, 10)self.horizontalLayout.setObjectName("horizontalLayout")self.scan_device = QtWidgets.QPushButton(Form)self.scan_device.setObjectName("scan_device")self.horizontalLayout.addWidget(self.scan_device)spacerItem = QtWidgets.QSpacerItem(40, 20, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Minimum)self.horizontalLayout.addItem(spacerItem)self.verticalLayout_2.addLayout(self.horizontalLayout)self.horizontalLayout_3 = QtWidgets.QHBoxLayout()self.horizontalLayout_3.setObjectName("horizontalLayout_3")self.device_list = QtWidgets.QTableWidget(Form)self.device_list.setObjectName("device_list")self.device_list.setColumnCount(0)self.device_list.setRowCount(0)self.horizontalLayout_3.addWidget(self.device_list)self.formLayout = QtWidgets.QFormLayout()self.formLayout.setObjectName("formLayout")self.label_mac = QtWidgets.QLabel(Form)self.label_mac.setObjectName("label_mac")self.formLayout.setWidget(0, QtWidgets.QFormLayout.LabelRole, self.label_mac)self.et_mac = QtWidgets.QLineEdit(Form)self.et_mac.setObjectName("et_mac")self.formLayout.setWidget(0, QtWidgets.QFormLayout.FieldRole, self.et_mac)self.label_ip = QtWidgets.QLabel(Form)self.label_ip.setObjectName("label_ip")self.formLayout.setWidget(1, QtWidgets.QFormLayout.LabelRole, self.label_ip)self.et_ip = QtWidgets.QLineEdit(Form)self.et_ip.setObjectName("et_ip")self.formLayout.setWidget(1, QtWidgets.QFormLayout.FieldRole, self.et_ip)self.label_mask = QtWidgets.QLabel(Form)self.label_mask.setObjectName("label_mask")self.formLayout.setWidget(2, QtWidgets.QFormLayout.LabelRole, self.label_mask)self.et_mask = QtWidgets.QLineEdit(Form)self.et_mask.setObjectName("et_mask")self.formLayout.setWidget(2, QtWidgets.QFormLayout.FieldRole, self.et_mask)self.label_gateway = QtWidgets.QLabel(Form)self.label_gateway.setObjectName("label_gateway")self.formLayout.setWidget(3, QtWidgets.QFormLayout.LabelRole, self.label_gateway)self.et_gateway = QtWidgets.QLineEdit(Form)self.et_gateway.setObjectName("et_gateway")self.formLayout.setWidget(3, QtWidgets.QFormLayout.FieldRole, self.et_gateway)spacerItem1 = QtWidgets.QSpacerItem(20, 40, QtWidgets.QSizePolicy.Minimum, QtWidgets.QSizePolicy.Expanding)self.formLayout.setItem(5, QtWidgets.QFormLayout.FieldRole, spacerItem1)self.reset_ip = QtWidgets.QPushButton(Form)self.reset_ip.setObjectName("reset_ip")self.formLayout.setWidget(6, QtWidgets.QFormLayout.FieldRole, self.reset_ip)self.reboot_device = QtWidgets.QPushButton(Form)self.reboot_device.setObjectName("reboot_device")self.formLayout.setWidget(7, QtWidgets.QFormLayout.FieldRole, self.reboot_device)spacerItem2 = QtWidgets.QSpacerItem(20, 40, QtWidgets.QSizePolicy.Minimum, QtWidgets.QSizePolicy.Expanding)self.formLayout.setItem(8, QtWidgets.QFormLayout.FieldRole, spacerItem2)self.label_cmd = QtWidgets.QLabel(Form)self.label_cmd.setObjectName("label_cmd")self.formLayout.setWidget(9, QtWidgets.QFormLayout.LabelRole, self.label_cmd)self.et_remote_cmd = QtWidgets.QLineEdit(Form)self.et_remote_cmd.setObjectName("et_remote_cmd")self.formLayout.setWidget(9, QtWidgets.QFormLayout.FieldRole, self.et_remote_cmd)self.exec_remote_cmd = QtWidgets.QPushButton(Form)self.exec_remote_cmd.setObjectName("exec_remote_cmd")self.formLayout.setWidget(10, QtWidgets.QFormLayout.FieldRole, self.exec_remote_cmd)self.et_cmd_result = QtWidgets.QTextEdit(Form)self.et_cmd_result.setObjectName("et_cmd_result")self.formLayout.setWidget(11, QtWidgets.QFormLayout.FieldRole, self.et_cmd_result)self.horizontalLayout_3.addLayout(self.formLayout)self.horizontalLayout_3.setStretch(0, 2)self.horizontalLayout_3.setStretch(1, 1)self.verticalLayout_2.addLayout(self.horizontalLayout_3)self.verticalLayout_2.setStretch(1, 1)self.retranslateUi(Form)QtCore.QMetaObject.connectSlotsByName(Form)def retranslateUi(self, Form):_translate = QtCore.QCoreApplication.translateForm.setWindowTitle(_translate("Form", "Form"))self.scan_device.setText(_translate("Form", "搜索設備"))self.label_mac.setText(_translate("Form", "MAC地址:"))self.label_ip.setText(_translate("Form", "IP地址:"))self.label_mask.setText(_translate("Form", "子網掩碼:"))self.label_gateway.setText(_translate("Form", "網關地址:"))self.reset_ip.setText(_translate("Form", "重新設置"))self.reboot_device.setText(_translate("Form", "重啟設備"))self.label_cmd.setText(_translate("Form", "遠程命令:"))self.exec_remote_cmd.setText(_translate("Form", "執行遠程命令(慎用)"))

2. main.py 主文件

from PyQt5.QtWidgets import QApplication, QMainWindow, QWidget, QTableWidgetItem, QTableWidget, QAbstractItemView from PyQt5.QtCore import Qt, pyqtSignal, QObject from PyQt5.QtGui import QFont, QImage, QPixmap, QIcon import sys import socket import threading import scan_device_uiclass signal(QObject):# 自定義一個信號signal = pyqtSignal(str)# 定義一個發送信號的函數def emit(self, text):self.signal.emit(text)class QDeviceWidget(QWidget):def __init__(self):super().__init__()self.ui = ui = scan_device_ui.Ui_Form()self.ui.setupUi(self)self.setWindowTitle("海帆-設備配置助手 V1.0")self.ui.scan_device.clicked.connect(self.scan_device)self.ui.reset_ip.clicked.connect(self.reset_ip_info)self.ui.reboot_device.clicked.connect(self.reboot_device)self.ui.exec_remote_cmd.clicked.connect(self.exec_remote_cmd)self.MULTICAST_ANY = "0.0.0.0"self.MULTICAST_IP = "239.255.255.250"self.MULTICAST_PORT = 35880self.update_ui = signal()self.update_ui.signal.connect(self.update_list_ui)self.start_listening()self.init_tables()self.count_index = 0self.list_content = []def init_tables(self):self.ui.device_list.setColumnCount(5)self.ui.device_list.setHorizontalHeaderLabels(['ID', 'MAC地址', 'IP地址', '子網掩碼', '網關'])self.ui.device_list.setSelectionBehavior(QAbstractItemView.SelectRows)self.ui.device_list.itemClicked.connect(self.table_item_click)passdef table_item_click(self, item):print("item click = ", item.row())content = self.list_content[item.row()]self.ui.et_mac.setText(content[1])self.ui.et_ip.setText(content[2])self.ui.et_mask.setText(content[3])self.ui.et_gateway.setText(content[4])passdef start_listening(self):# 創建UDP socketself.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM, socket.IPPROTO_UDP)# 允許端口復用self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)# 綁定監聽多播數據包的端口self.socket.bind((self.MULTICAST_ANY, self.MULTICAST_PORT))# 聲明該socket為多播類型self.socket.setsockopt(socket.IPPROTO_IP, socket.IP_MULTICAST_TTL, 255)# 加入多播組，組地址由第三個參數制定self.socket.setsockopt(socket.IPPROTO_IP,socket.IP_ADD_MEMBERSHIP,socket.inet_aton(self.MULTICAST_IP) + socket.inet_aton(self.MULTICAST_ANY))self.socket.setblocking(False)self.receive_thread = threading.Thread(target=self.receive_message_worker, args=())self.receive_thread.start()passdef receive_message_worker(self):print("start recive message thread ...")while True:try:data, address = self.socket.recvfrom(2048)except Exception as e:# print(e)passelse:data = data.decode()print(data)self.update_ui.emit(data)passdef scan_device(self):print("scan device start ...")self.list_content = []self.count_index = 0self.ui.device_list.clearContents()self.socket.sendto("list".encode(), (self.MULTICAST_IP, self.MULTICAST_PORT))passdef update_list_ui(self, content):if content.startswith("client"):print("client = ", content)self.ui.device_list.setRowCount(self.count_index + 1)contents = content.split("-")item1 = QTableWidgetItem(str(self.count_index + 1))self.ui.device_list.setItem(self.count_index, 0, item1)item2 = QTableWidgetItem(contents[1])self.ui.device_list.setItem(self.count_index, 1, item2)item3 = QTableWidgetItem(contents[2])self.ui.device_list.setItem(self.count_index, 2, item3)if len(contents) > 3:item4 = QTableWidgetItem(contents[3])self.ui.device_list.setItem(self.count_index, 3, item4)item5 = QTableWidgetItem(contents[4])self.ui.device_list.setItem(self.count_index, 4, item5)self.count_index += 1self.list_content.append([str(self.count_index + 1), contents[1], contents[2], contents[3], contents[4]])if content.startswith("cmdstr"):content = content.split("#")[1]self.ui.et_cmd_result.setText(content)passdef reset_ip_info(self):mac = self.ui.et_mac.text()ip = self.ui.et_ip.text()mask = self.ui.et_mask.text()gateway = self.ui.et_gateway.text()cmd = "modifyip-{}-{}-{}-{}".format(mac, ip, mask, gateway)print("reset ip param = " + cmd)self.socket.sendto(cmd.encode(), (self.MULTICAST_IP, self.MULTICAST_PORT))passdef reboot_device(self):mac = self.ui.et_mac.text()cmd = "reboot-{}".format(mac)print("reset ip param = " + cmd)self.socket.sendto(cmd.encode(), (self.MULTICAST_IP, self.MULTICAST_PORT))def exec_remote_cmd(self):mac = self.ui.et_mac.text()cmdstr = self.ui.et_remote_cmd.text()cmd = "exec#{}#{}#".format(mac, cmdstr)print("reset ip param = " + cmd)self.socket.sendto(cmd.encode(), (self.MULTICAST_IP, self.MULTICAST_PORT))if __name__ == '__main__':app = QApplication(sys.argv)w = QDeviceWidget()# w.setWindowState(Qt.WindowMaximized)w.show()sys.exit(app.exec_())

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