def send_broadcast(self):
broadcast_addresses = self.get_broadcast_addresses()
for address in broadcast_addresses:
datagram = self.this_device.get_name()
self._socket.writeDatagram(
QtCore.QByteArray(bytes(datagram, "ascii")),
QtNetwork.QHostAddress(address), 45454)
def broadcastDatagramm(self):
self.statusLabel.setText("Now broadcasting datagram %d" %
self.messageNo)
datagram = "Broadcast message %d" % self.messageNo
self.udpSocket.writeDatagram(
datagram, QtNetwork.QHostAddress(QtNetwork.QHostAddress.Broadcast),
45454)
self.messageNo += 1
def __init__(self, username):
super().__init__()
self.username = username
self.socket = qtn.QUdpSocket()
self.socket.bind(qtn.QHostAddress(qtn.QHostAddress.Any), self.port)
self.socket.readyRead.connect(self.process_datagrams)
self.socket.error.connect(self.on_error)
def on_accept(self):
selected_item = self.table_view_receivers.selectedItems()
if len(selected_item) == 0:
return
else:
self.selected_device = Device()
self.selected_device.set_name(selected_item[0].text())
self.selected_device.set_ip_address(
QtNetwork.QHostAddress(selected_item[1].text()))
self.accept()
def __init__(self, ip, port, rip, rport, ui, parent=None):
QtCore.QObject.__init__(self, parent)
self.socket = QtNetwork.QUdpSocket(self)
self.remoteIp = rip
self.remotePort = rport
if self.socket.bind(QtNetwork.QHostAddress(ip), port):
ui.infoBrowser.append(f"Socket bond to UDP port {port}")
else:
ui.infoBrowser.append(f"Failed to bind UDP port {port}")
self.socket.readyRead.connect(self.readPendingDatagrams)
self.dgramCount = 0
def __init__(self, parent, host=None, port=None):
super(QtCore.QObject, self).__init__()
# CONSTANTS
self.clients_dict = {}
self.client_connection = None
# DATABASE
self.db_connection = sqlite3.connect(
os.path.join(SERVER_PATH, 'db', 'database.db'))
# SERVER
self.server = QtWebSockets.QWebSocketServer(parent.serverName(),
parent.secureMode(),
parent)
if self.server.listen(QtNetwork.QHostAddress(host), port):
print('Connected: %s : %s:%s' %
(self.server.serverName(),
self.server.serverAddress().toString(),
str(self.server.serverPort())))
# SIGNALS
self.server.newConnection.connect(self._on_new_connection)
def start(self):
self.startButton.setEnabled(False)
QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor)
self.bytesWritten = 0
self.bytesReceived = 0
while not self.tcpServer.isListening() and not self.tcpServer.listen():
ret = QtGui.QMessageBox.critical(
self, "Loopback",
"Unable to start the test: %s." % self.tcpServer.errorString(),
QtGui.QMessageBox.Retry | QtGui.QMessageBox.Cancel)
if ret == QtGui.QMessageBox.Cancel:
return
self.serverStatusLabel.setText("Listening")
self.clientStatusLabel.setText("Connecting")
self.tcpClient.connectToHost(
QtNetwork.QHostAddress(QtNetwork.QHostAddress.LocalHost),
self.tcpServer.serverPort())
def sendDatagramToRemoteHost(self, dg): self.socket.writeDatagram(dg, QtNetwork.QHostAddress(self.remoteIp), self.remotePort)
