mirror of
https://gitee.com/qpy-solutions/dtu.git
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140 lines
4.3 KiB
Python
140 lines
4.3 KiB
Python
# Copyright (c) Quectel Wireless Solution, Co., Ltd.All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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@file :requestIot.py
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@author :elian.wang@quectel.com
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@brief :cloud that communicate using HTTP,Dtu communicate interface
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@version :0.1
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@date :2022-05-19 10:49:01
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@copyright :Copyright (c) 2022
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"""
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import ujson
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import request
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from usr.modules.common import CloudObservable
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from usr.modules.logging import getLogger
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log = getLogger(__name__)
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class DtuRequest(CloudObservable):
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"""This is a class for http iot.
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This class extend CloudObservable.
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This class has the following functions:
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1. send data to http server
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2. parse http server ack data
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Attribute:
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conn_type:cloud name
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Run step:
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1. cloud = DtuRequest(request_id_dict, reg_data)
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2. cloud.addObserver(RemoteSubscribe)
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3. cloud.init()
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4. cloud.through_post_data(data)
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"""
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def __init__(self, request_id_dict, post_data=""):
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super().__init__()
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self.conn_type = "http"
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self.__post_data = post_data
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self.__request_id_dict = request_id_dict
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self.__url = None
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self.__method = None
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self.__data_methods = ("PUT", "POST", "DELETE", "HEAD", "GET")
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try:
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for k,v in self.__request_id_dict.items():
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if v.get("method").upper() in self.__data_methods:
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self.__method = v.get("method").upper()
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self.__url = v.get("url")
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else:
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raise Exception("http param error")
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except Exception as e:
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log.error("request id dict error:", e)
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def init(self, enforce=False):
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return True
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def __req(self, data, request_id):
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global resp
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print("url", self.__url)
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print("method", self.__method)
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uri = self.__url
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try:
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if self.__method in self.__data_methods:
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func = getattr(request, self.__method.lower())
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resp = func(uri, data=data)
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else:
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resp = request.get(uri, data=data)
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except Exception as e:
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log.error("http request error: {}".format(e))
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return False
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else:
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try:
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read_data = ""
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for i in resp.content:
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read_data += i
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except Exception as e:
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log.error("resp.content fault:", e)
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return False
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if resp.status_code == 200:
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try:
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self.notifyObservers(self, *("raw_data", {"request_id":request_id, "data":read_data}))
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except Exception as e:
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log.error("{}".format(e))
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return False
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return True
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else:
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log.error("http error:", resp.status_code)
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return False
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# http发送的数据为json类型
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def through_post_data(self, data, request_id):
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if isinstance(data, str):
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data = data
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else:
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data = ujson.dumps(data)
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try:
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for k,v in self.__request_id_dict.items():
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if k == request_id:
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self.__method = v.get("method").upper()
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self.__url = v.get("url")
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except Exception as e:
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log.error("request id dict error:", e)
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return False
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return self.__req(data, request_id)
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def get_status(self):
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resp = request.get(self.__url)
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if resp.status_code == 200:
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return True
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else:
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return False
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def post_data(self, data):
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pass
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def ota_request(self):
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pass
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def ota_action(self, action, module=None):
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pass
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def device_report(self):
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pass |