129 lines
4.8 KiB
Python
Executable File
129 lines
4.8 KiB
Python
Executable File
#!/usr/bin/env python3
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# -*- coding: UTF-8 -*-
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# Auto-generated from template. DO NOT EDIT DIRECTLY!
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import sys
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import socket
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import time
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import logging
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def udp_command_send(upc_addr, upc_command, data, timeout=2):
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"""通过UDP发送数据并接收响应"""
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sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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sock.settimeout(timeout)
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try:
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logging.debug(f"尝试发送UDP数据到 {upc_addr[0]}:{upc_addr[1]}...")
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logging.info(f"正在发送UDP命令 '{upc_command}' 到 {upc_addr}: {data!r} (原始字节)")
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sock.sendto(data, upc_addr)
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logging.debug(f"UDP数据发送完成。")
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# 尝试接收响应
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recv_buffer_size = 1024
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try:
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logging.debug(f"等待从 {upc_addr} 接收UDP响应...")
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response_bytes, addr = sock.recvfrom(recv_buffer_size)
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if response_bytes:
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logging.info(f"从 {addr} 收到UDP原始响应字节: {response_bytes!r}")
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try:
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response_str = response_bytes.decode('utf-8', errors='ignore')
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logging.info(f"从 {addr} 收到UDP解码响应字符串: '{response_str}'")
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except Exception as decode_e:
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logging.warning(f"解码UDP响应时发生错误: {decode_e}")
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else:
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logging.info(f"未收到UDP响应数据。")
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except socket.timeout:
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logging.warning(f"接收UDP响应超时（设备可能不返回响应，这通常是正常的）。")
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except OSError as recv_e:
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logging.error(f"接收UDP响应时发生网络错误: {recv_e}")
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sock.close()
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logging.debug(f"UDP socket关闭。")
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return True
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except OSError as e:
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logging.error(f"UDP命令 '{upc_command}' 发送至 {upc_addr} 失败: {e}")
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return False
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finally:
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try:
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sock.close()
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except:
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pass
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# 指令定义表（从配置文件读取）
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COMMAND_DEFINITIONS = {
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"open1": "000100000008010F006400010001",
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"close1": "000100000008010F006400010000",
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"open2": "000100000008010F006500010001",
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"close2": "000100000008010F006500010000",
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"open3": "000100000008010F006600010001",
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"close3": "000100000008010F006600010000",
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"open4": "000100000008010F006700010001",
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"close4": "000100000008010F006700010000",
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"openall4": "000100000008010F00640004000F",
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"closeall4": "000100000008010F006400040000",
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"open5": "000100000008010F006800010001",
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"close5": "000100000008010F006800010000",
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"open6": "000100000008010F006900010001",
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"close6": "000100000008010F006900010000",
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"open7": "000100000008010F006A00010001",
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"close7": "000100000008010F006A00010000",
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"open8": "000100000008010F006B00010001",
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"close8": "000100000008010F006B00010000",
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"getstat": "fe010000000429C6",
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"getstat01": "fe010100000429C6",
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}
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def upc_send_command(upc_addr, upc_command, log_file):
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"""将命令发送给终端设备"""
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data = None
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# 查找指令定义
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if upc_command in COMMAND_DEFINITIONS:
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hex_str = COMMAND_DEFINITIONS[upc_command]
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data = bytes.fromhex(hex_str)
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if data is None:
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datetime_str = time.strftime(ISOTIMEFORMAT, time.localtime(time.time()))
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logstr = f"{datetime_str} 未知命令: {upc_command}，没有对应的数据可发送。"
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logging.warning(logstr)
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print(logstr)
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else:
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i = 1
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while i <= 3: # 尝试发送3次
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if udp_command_send(upc_addr, upc_command, data):
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datetime_str = time.strftime(ISOTIMEFORMAT, time.localtime(time.time()))
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logstr = f"{datetime_str} {upc_command}命令第{i}次发送成功"
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logging.info(logstr)
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return
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else:
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datetime_str = time.strftime(ISOTIMEFORMAT, time.localtime(time.time()))
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logstr = f"{datetime_str} {upc_command}命令第{i}次发送失败，3秒后进行第{i+1}次尝试"
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logging.warning(logstr)
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time.sleep(3)
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i = i + 1
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datetime_str = time.strftime(ISOTIMEFORMAT, time.localtime(time.time()))
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logstr = f"{datetime_str} {upc_command}命令在3次尝试后发送均失败！"
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logging.error(logstr)
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if __name__ == '__main__':
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ISOTIMEFORMAT = '%Y-%m-%d %X'
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UPC_DEV_IP = sys.argv[1]
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UPC_DEV_PORT = int(sys.argv[2])
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upc_command = sys.argv[3]
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LOG_FILE = sys.argv[4]
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logging.basicConfig(filename=LOG_FILE, filemode="a", level=logging.DEBUG)
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UPC_ADDR = (UPC_DEV_IP, UPC_DEV_PORT)
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# UDP 是无连接的，无需像TCP那样预先检查端口连通性
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# 直接发送数据
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logging.info(f"UDP模式：准备发送命令到 {UPC_ADDR}")
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upc_send_command(UPC_ADDR, upc_command, LOG_FILE)
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