kopia lustrzana https://github.com/espressif/esp-idf
51 wiersze
1.5 KiB
Python
51 wiersze
1.5 KiB
Python
# SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
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# SPDX-License-Identifier: Unlicense OR CC0-1.0
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import argparse
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import os
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import socket
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DEF_PORT = 3333
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DEF_MESSAGE = 'Data to ESP'
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def tcp_client(address: str, port: int, payload: str) -> str:
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for res in socket.getaddrinfo(address, port, socket.AF_UNSPEC,
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socket.SOCK_STREAM, 0, socket.AI_PASSIVE):
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family_addr, _, _, _, addr = res
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try:
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sock = socket.socket(family_addr, socket.SOCK_STREAM)
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sock.settimeout(60.0)
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except socket.error as msg:
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print('Could not create socket')
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print(os.strerror(msg.errno))
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raise
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try:
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sock.connect(addr)
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except socket.error as e:
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print('Could not open socket: ' + str(e))
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sock.close()
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raise
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sock.sendall(payload.encode())
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data = sock.recv(1024)
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if not data:
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return ''
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print('Reply : ' + data.decode())
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sock.close()
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return data.decode()
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def main() -> None:
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parser = argparse.ArgumentParser()
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parser.add_argument('remote_ip', help='TCP server ip address, eg: 192.168.1.1, fe80::2%%eth0')
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parser.add_argument('--port', default=DEF_PORT, type=int, help='TCP server port')
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parser.add_argument('--message', default=DEF_MESSAGE, help='Message to send to the server.')
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args = parser.parse_args()
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print(f'Send message to the server: {args.remote_ip}')
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data = tcp_client(args.remote_ip, args.port, args.message)
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print(f'Received From server: {data}')
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if __name__ == '__main__':
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main()
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