gitea
295894a843
4. [openapi.py] 使用 int.to_bytes 和 int.from_bytes 替换 binascii 模块的功能 5. [aio.py] 修改了Data Process中初始化的动作，使得初始化时的状态统一成程序刚启动时的样子 6. [aio.py] 增加了tabview的点击行为函数，每次点击tab都会初始化 7. [aio.py] 增加了Automatic Test界面元素，包括如下，并完成了功能框架的搭建 - 标签：文件/角速度/减速比 - 按钮：急停及恢复 - 输入框：文件路径/角速度/减速比 - OptionMenu：负载 - 进度条
245 lines
8.7 KiB
Python
245 lines
8.7 KiB
Python
import json
|
||
import socket
|
||
import threading
|
||
import selectors
|
||
import time
|
||
|
||
MAX_FRAME_SIZE = 1024
|
||
|
||
|
||
class HmiRequest(object):
|
||
|
||
def __init__(self):
|
||
self.c = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
||
self.c.connect(('192.168.0.160', 5050))
|
||
# self.c.connect(('192.168.84.129', 5050))
|
||
self.c.setblocking(False)
|
||
self.c_msg = []
|
||
self.c_xs = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
||
self.c_xs.connect(('192.168.0.160', 6666))
|
||
# self.c_xs.connect(('192.168.84.129', 6666))
|
||
self.c_xs.setblocking(False)
|
||
self.c_msg_xs = []
|
||
self.t_unpackage = threading.Thread(target=self.__unpackage, args=(self.c, ))
|
||
self.t_unpackage.daemon = True
|
||
self.t_unpackage.start()
|
||
self.t_unpackage_xs = threading.Thread(target=self.__unpackage_xs, args=(self.c_xs, ))
|
||
self.t_unpackage_xs.daemon = True
|
||
self.t_unpackage_xs.start()
|
||
# self.t = threading.Thread(target=self.__heartbeat)
|
||
# self.t.daemon = True
|
||
# self.t.start()
|
||
self.flag = 0
|
||
self.response = ''
|
||
self.leftover = 0
|
||
self.flag_xs = 0
|
||
self.response_xs = ''
|
||
|
||
def __header_check(self, index, data):
|
||
try:
|
||
_frame_size = int.from_bytes(data[index:index+2], byteorder='big')
|
||
_pkg_size = int.from_bytes(data[index+2:index+6], byteorder='big')
|
||
_protocol = int.from_bytes(data[index+6:index+7], byteorder='big')
|
||
_reserved = int.from_bytes(data[index+7:index+8], byteorder='big')
|
||
|
||
if _reserved == 0 and _protocol == 2:
|
||
return index+8, _frame_size, _pkg_size
|
||
else:
|
||
print("数据有误，需要确认")
|
||
exit(9)
|
||
except Exception as Err:
|
||
print(f"Err = {Err}")
|
||
print("无法读取数据，需要确认")
|
||
exit(10)
|
||
|
||
def __msg_storage(self, response, flag=0):
|
||
messages = self.c_msg if flag == 0 else self.c_msg_xs
|
||
if len(messages) < 1000:
|
||
messages.insert(0, response)
|
||
else:
|
||
messages.insert(0, response)
|
||
while len(messages) > 1000:
|
||
messages.pop()
|
||
|
||
def __get_response(self, data):
|
||
_index = 0
|
||
while _index < len(data):
|
||
if self.flag == 0:
|
||
_index, _frame_size, _pkg_size = self.__header_check(_index, data)
|
||
if _pkg_size <= len(data) - _index:
|
||
# 说明剩余部分的数据正好就是完整的包数据
|
||
self.response = data[_index:_index+_pkg_size].decode()
|
||
self.__msg_storage(flag=0, response=self.response)
|
||
_index += _pkg_size
|
||
self.flag = 0
|
||
self.response = ''
|
||
self.leftover = 0
|
||
elif _pkg_size > len(data) - _index:
|
||
# 说有有分包的情况发生了，需要flag=1的处理
|
||
self.flag = 1
|
||
self.response = data[_index:].decode()
|
||
self.leftover = _frame_size - 6 - (len(data) - _index) # 其实就是常量 2，其中 6 就是六个字节的包头
|
||
break
|
||
|
||
elif self.flag == 1:
|
||
# 处理完之后，将flag重置为0
|
||
_index = self.leftover
|
||
self.response += data[:_index].decode()
|
||
_index += 2
|
||
|
||
_frame_size = int.from_bytes(data[_index - 2:_index], byteorder='big')
|
||
if _frame_size == 0:
|
||
self.__msg_storage(flag=0, response=self.response)
|
||
self.flag = 0
|
||
self.response = ''
|
||
self.leftover = 0
|
||
break
|
||
|
||
if _frame_size == MAX_FRAME_SIZE:
|
||
self.leftover = MAX_FRAME_SIZE - (len(data) - _index)
|
||
self.response += data[_index:].decode()
|
||
break
|
||
else:
|
||
if _index+_frame_size <= MAX_FRAME_SIZE:
|
||
self.response += data[_index:_index+_frame_size].decode()
|
||
self.__msg_storage(flag=0, response=self.response)
|
||
self.flag = 0
|
||
self.response = ''
|
||
self.leftover = 0
|
||
break
|
||
else:
|
||
self.response += data[_index:].decode()
|
||
self.leftover = _index + _frame_size - MAX_FRAME_SIZE
|
||
break
|
||
|
||
def __get_response_xs(self, data):
|
||
if self.flag_xs == 0:
|
||
if data[-1].decode() == '\r':
|
||
_responses = data.decode().split('\r')
|
||
for _response in _responses:
|
||
self.__msg_storage(flag=1, response=_response)
|
||
|
||
else:
|
||
_responses = data.decode().split('\r')
|
||
for _response in _responses[:-1]:
|
||
if not _response:
|
||
break
|
||
self.__msg_storage(flag=1, response=_response)
|
||
|
||
self.response_xs = _responses[-1]
|
||
self.flag_xs = 1
|
||
else:
|
||
if data[-1].decode() == '\r':
|
||
_responses = (self.response_xs.encode() + data).decode().split('\r')
|
||
for _response in _responses:
|
||
self.__msg_storage(flag=1, response=_response)
|
||
|
||
self.response_xs = ''
|
||
self.flag_xs = 0
|
||
else:
|
||
_responses = (self.response_xs.encode() + data).decode().split('\r')
|
||
for _response in _responses[:-1]:
|
||
if not _response:
|
||
break
|
||
self.__msg_storage(flag=1, response=_response)
|
||
|
||
self.response_xs = _responses[-1]
|
||
self.flag_xs = 1
|
||
|
||
def get_from_id(self, msg_id, flag=0):
|
||
messages = self.c_msg if flag == 0 else self.c_msg_xs
|
||
for i in range(3):
|
||
for msg in messages:
|
||
if msg_id in msg:
|
||
return msg
|
||
time.sleep(1)
|
||
else:
|
||
print(f'无法查询到{msg_id}对应的响应')
|
||
|
||
def __package(self, cmd):
|
||
_frame_head = (len(cmd)+6).to_bytes(length=2, byteorder='big')
|
||
_pkg_head = len(cmd).to_bytes(length=4, byteorder='big')
|
||
_protocol = int(2).to_bytes(length=1, byteorder='big')
|
||
_reserved = int(0).to_bytes(length=1, byteorder='big')
|
||
return _frame_head + _pkg_head + _protocol + _reserved + cmd.encode()
|
||
|
||
def __package_xs(self, cmd):
|
||
return f"{json.dumps(cmd, separators=(',', ':'))}\r".encode()
|
||
|
||
def __unpackage(self, sock):
|
||
def to_read(conn):
|
||
data = conn.recv(MAX_FRAME_SIZE)
|
||
if data:
|
||
# print(data)
|
||
self.__get_response(data)
|
||
else:
|
||
print('closing', sock)
|
||
sel.unregister(conn)
|
||
conn.close()
|
||
|
||
sel = selectors.DefaultSelector()
|
||
sel.register(sock, selectors.EVENT_READ, to_read)
|
||
|
||
while True:
|
||
events = sel.select()
|
||
for key, mask in events:
|
||
callback = key.data
|
||
callback(key.fileobj)
|
||
|
||
def __unpackage_xs(self, sock):
|
||
def to_read(conn):
|
||
data = conn.recv(1024) # Should be ready
|
||
if data:
|
||
# print(data)
|
||
self.__get_response_xs(data)
|
||
else:
|
||
print('closing', sock)
|
||
sel.unregister(conn)
|
||
conn.close()
|
||
|
||
sel = selectors.DefaultSelector()
|
||
sel.register(sock, selectors.EVENT_READ, to_read)
|
||
|
||
while True:
|
||
events = sel.select()
|
||
for key, mask in events:
|
||
callback = key.data
|
||
callback(key.fileobj)
|
||
|
||
def __gen_id(self, command):
|
||
_now = time.time()
|
||
_id = f"{command}-{_now}"
|
||
return _id
|
||
|
||
def excution(self, command, flag=0, **kwargs):
|
||
if flag == 0: # for old protocols
|
||
req = None
|
||
try:
|
||
with open(f'./templates/{command}.json', encoding='utf-8', mode='r') as f_json:
|
||
req = json.load(f_json)
|
||
except:
|
||
print(f"暂不支持 {command} 功能，或确认该功能存在...")
|
||
exit(1)
|
||
|
||
match command:
|
||
case 'state.set_tp_mode':
|
||
req['data']['tp_mode'] = kwargs['tp_mode']
|
||
case 1:
|
||
pass
|
||
req['id'] = self.__gen_id(command)
|
||
print(f"req = {req}")
|
||
cmd = json.dumps(req, separators=(',', ':'))
|
||
self.c.send(self.__package(cmd))
|
||
time.sleep(2)
|
||
return req['id']
|
||
else: # for xService
|
||
pass
|
||
|
||
|
||
hr = HmiRequest()
|
||
|
||
|
||
|
||
|
||
|