[openapi.py] 初步搭建起框架,完成了新老协议的封包/解包/异步采集日志的操作(未充分测试)

This commit is contained in:
gitea 2024-06-20 12:49:41 +08:00
parent d04d90f1a7
commit 2917f4ae97
8 changed files with 259 additions and 46 deletions

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@ -247,4 +247,5 @@ v0.1.6.3(2024/06/18)
> WARNING目前版本的电机电流程序还支持DriverMaster采集的数据处理等明确后将不再支持也即所有的电机电流数据工业+协作),都是用诊断曲线来采集 > WARNING目前版本的电机电流程序还支持DriverMaster采集的数据处理等明确后将不再支持也即所有的电机电流数据工业+协作),都是用诊断曲线来采集
v0.1.7.0(2024/06/29) v0.1.7.0(2024/06/29)
1. [current.py] 适配电机电流中速度使用hw_joint_vel_feedback的数据取消对device_servo_vel_feedback的支持后续所有涉及到速度相关的数据均已前者为准现已完成对单轴和场景的适配 1. [openapi.py] 初步搭建起框架,完成了新老协议的封包/解包/异步采集日志的操作未充分测试其中解包操作未实现分帧的情况因为暂无适应场景也无测试实例而且目前来看不可能有消息超过文档中返回数据大小定义的上限65535故可以暂不做实现
2.

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@ -1,67 +1,254 @@
import json import json
from socket import * import socket
import threading import threading
import selectors
import time import time
import binascii import binascii
import sys
import inspect
class HmiRequest(object): class HmiRequest(object):
def __init__(self): def __init__(self):
self.c = socket(AF_INET, SOCK_STREAM) 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.connect(('192.168.84.129', 5050))
self.c_xs = socket(AF_INET, SOCK_STREAM)
self.c_xs.connect(('192.168.84.129', 6666))
self.c.setblocking(False) 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_xs.setblocking(False)
self.t = threading.Thread(target=self.__heartbeat_detection) self.c_msg_xs = []
self.t.daemon = True self.t_unpackage = threading.Thread(target=self.__unpackage, args=(self.c, ))
self.t.start() 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 = ''
self.leftover_xs = 0
def __handle_command(self, cmd): def __header_check(self, index, data):
len_frame, len_pkg = len(cmd), len(cmd) + 6 try:
pkg_head = str(hex(len_pkg))[2:].rjust(4, '0') _pkg_size = int(binascii.b2a_hex(data[index:index+2]), 16)
frame_head = str(hex(len_frame))[2:].rjust(4, '0') _reserved = int(binascii.b2a_hex(data[index+2:index+4]), 16)
str0 = binascii.unhexlify(pkg_head) # 报文 _frame_size = int(binascii.b2a_hex(data[index+4:index+6]), 16)
str1 = chr(0) + chr(0) # 保留字段 _protocol = int(binascii.b2a_hex(data[index+6:index+8]), 16)
str2 = binascii.unhexlify(frame_head) # 帧 if _reserved == 0 and _protocol == 512 and _pkg_size - _frame_size >= 6:
str3 = chr(2) + chr(0) # 协议类型 return index+8, _frame_size, _pkg_size
return str0 + str1.encode() + str2 + str3.encode() + cmd.encode() else:
print("数据有误,需要确认")
exit(9)
except:
print("无法读取数据,需要确认")
exit(10)
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 len(data) - _index >= _frame_size:
# 说明剩余部分的数据正好就是完整的包数据
self.response = data[_index:_index+_frame_size].decode()
if len(self.c_msg) < 1000:
self.c_msg.insert(0, self.response)
else:
self.c_msg.insert(0, self.response)
while len(self.c_msg) > 1000:
self.c_msg.pop()
_index += _frame_size
self.flag = 0
self.response = ''
self.leftover = 0
elif len(data) - _index < _frame_size:
# 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 - (len(data) - _index)
_index += _frame_size
elif self.flag == 1:
# 处理完之后将flag重置为0
if self.leftover <= len(data):
self.response += data[:self.leftover].decode()
if len(self.c_msg) < 1000:
self.c_msg.insert(0, self.response)
else:
self.c_msg.insert(0, self.response)
while len(self.c_msg) > 1000:
self.c_msg.pop()
_index += self.leftover
self.flag = 0
self.response = ''
self.leftover = 0
else:
_index += self.leftover
self.flag = 1
self.response += data.decode()
self.leftover -= len(data)
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:
if len(self.c_msg_xs) < 1000:
self.c_msg_xs.insert(0, _response)
else:
self.c_msg_xs.insert(0, _response)
while len(self.c_msg_xs) > 1000:
self.c_msg_xs.pop()
else:
_responses = data.decode().split('\r')
for _response in _responses[:-1]:
if not _response:
break
if len(self.c_msg_xs) < 1000:
self.c_msg_xs.insert(0, _response)
else:
self.c_msg_xs.insert(0, _response)
while len(self.c_msg_xs) > 1000:
self.c_msg_xs.pop()
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:
if len(self.c_msg_xs) < 1000:
self.c_msg_xs.insert(0, _response)
else:
self.c_msg_xs.insert(0, _response)
while len(self.c_msg_xs) > 1000:
self.c_msg_xs.pop()
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
if len(self.c_msg_xs) < 1000:
self.c_msg_xs.insert(0, _response)
else:
self.c_msg_xs.insert(0, _response)
while len(self.c_msg_xs) > 1000:
self.c_msg_xs.pop()
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):
pkg_size = str(hex(len(cmd)+6))[2:].rjust(4, '0')
package = binascii.a2b_hex(pkg_size) # 包的长度
reserved = chr(0) + chr(0) # 保留字段
frame_size = str(hex(len(cmd)))[2:].rjust(4, '0')
frame = binascii.a2b_hex(frame_size) # 帧的长度
protocol = chr(2) + chr(0) # 协议类型
return package + reserved.encode() + frame + protocol.encode() + 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(512) # Should be ready
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)
def __heartbeat_detection(self):
data = {
"id": "system.controller.heart_0",
"module": "system",
"command": "controller.heart",
}
_id = 1
while True: while True:
data["id"] = f"#system.controller.heart_{_id}" events = sel.select()
cmd = json.dumps(data, separators=(',', ':')) for key, mask in events:
self.c.send(self.__handle_command(cmd)) callback = key.data
time.sleep(10) callback(key.fileobj)
_id += 1
def motor_on(self): def __unpackage_xs(self, sock):
"""HMI上电""" def to_read(conn):
data = { data = conn.recv(1024) # Should be ready
"command": "state.switch_motor_on", if data:
"id": str(1234), print(data)
"module": "system" self.__get_response_xs(data)
} else:
cmd = json.dumps(data, separators=(',', ':')) print('closing', sock)
self.c.send(self.__handle_command(cmd)) 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, **kwargs):
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 0:
pass
case 1:
pass
req['id'] = self.__gen_id(command)
cmd = json.dumps(req, separators=(',', ':'))
self.c.send(self.__package(cmd))
time.sleep(2) time.sleep(2)
response = self.c.recv(102400) return req['id']
print(response)
print(type(response))
print(response.decode())
# response = json.loads(self.c.recv(102400).decode('utf-16-be'))
# print(response)
hr = HmiRequest() hr = HmiRequest()
hr.motor_on() id_test = hr.excution('device.get_params')
time.sleep(2)
print(hr.c_msg)
print(hr.get_from_id(id_test))
# hr.excution('state.switch_manual')
# time.sleep(2)
# hr.excution('state.switch_motor_on')
# time.sleep(2)
# hr.excution('state.switch_motor_off')

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@ -0,0 +1,5 @@
{
"id": "xxxxxxxxxxx",
"module": "system",
"command": "device.get_params"
}

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@ -0,0 +1,5 @@
{
"id": "xxxxxxxxxxx",
"module": "system",
"command": "state.switch_auto"
}

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@ -0,0 +1,5 @@
{
"id": "xxxxxxxxxxx",
"module": "system",
"command": "state.switch_manual"
}

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@ -0,0 +1,5 @@
{
"id": "xxxxxxxxxxx",
"module": "system",
"command": "state.switch_motor_off"
}

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@ -0,0 +1,5 @@
{
"id": "xxxxxxxxxxx",
"module": "system",
"command": "state.switch_motor_on"
}

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