#!/usr/bin/env python3  
# -*- coding: utf-8 -*-  
"""
@Copyright (C) ansjer cop Video Technology Co.,Ltd.All rights reserved.
@AUTHOR: ASJRD018
@NAME: azoauth
@software: PyCharm
@DATE: 2020/1/13 17:01
@Version: python3.6
@MODIFY DECORD:ansjer dev
@file: index.py
@Contact: chanjunkai@163.com
"""
import json
import threading
import time
import requests
import logging
from django.views.generic import TemplateView
from django.shortcuts import render_to_response
from django.http import JsonResponse
from object.ResObject import ResObject
from urllib.parse import urlencode
import subprocess
import uuid
# from gevent.pool import Pool
from model.models import UserModel, UidRtspModel, AlexaAuthModel, UserCountModel
from object.ResponseObject import ResponseObject
from object.tkObject import tkObject
from service.CommonService import CommonService
from object.RedisObject import RedisObject
from azoauth.config import *


class authView(TemplateView):
    def post(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = json.loads(request.body.decode('utf-8'))
        return self.validate(request_dict)

    def get(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = request.GET
        return self.validate(request_dict)

    def validate(self, request_dict):
        logger = logging.getLogger('django')
        logger.info('------oa2/auth请求参数: {}------'.format(request_dict))
        state = request_dict.get("state", '')
        client_id = request_dict.get("client_id", '')
        response_type = request_dict.get("response_type", '')
        scope = request_dict.get("scope", '')
        redirect_uri = request_dict.get("redirect_uri", '')
        context = {
            'state': state,
            'client_id': client_id,
            'response_type': response_type,
            'scope': scope,
            'redirect_uri': redirect_uri,
            'skill_name': 'zosi smart'
        }
        return render_to_response("login.html", context)


# Anlapus登录
class authAnlapusView(TemplateView):
    def post(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = json.loads(request.body.decode('utf-8'))
        return self.validate(request_dict)

    def get(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = request.GET
        return self.validate(request_dict)

    def validate(self, request_dict):
        state = request_dict.get("state", '')
        client_id = request_dict.get("client_id", '')
        response_type = request_dict.get("response_type", '')
        scope = request_dict.get("scope", '')
        redirect_uri = request_dict.get("redirect_uri", '')
        context = {
            'state': state,
            'client_id': client_id,
            'response_type': response_type,
            'scope': scope,
            'redirect_uri': redirect_uri,
            'skill_name': 'Anlapus'
        }
        return render_to_response("login_anlapus.html", context)


class loginHandleView(TemplateView):
    def post(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = json.loads(request.body.decode('utf-8'))
        return self.validate(request_dict)

    def get(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = request.GET
        return self.validate(request_dict)

    def validate(self, request_dict):
        response = ResObject()
        user = request_dict.get("user", '')
        pwd = request_dict.get("pwd", '')
        state = request_dict.get("state", '')
        client_id = request_dict.get("client_id", '')
        response_type = request_dict.get("response_type", '')
        scope = request_dict.get("scope", '')
        redirect_uri = request_dict.get("redirect_uri", '')
        skill_name = request_dict.get("skill_name", '')
        # 返回code
        logger = logging.getLogger('django')
        logger.info('------开始认证登录------')
        logger.info('redirect_uri: {}'.format(redirect_uri))

        if client_id != 'azalexaclient' or response_type != 'code' or scope != 'profile':
            return response.json(10, res={'msg': 'error'}, extra={'msg': 'message wrong'})

        auth_request_url = '{SERVER_PREFIX}/oalexa/auth'.format(SERVER_PREFIX=SERVER_PREFIX)
        requests_data = {'userName': user, 'userPwd': pwd}
        res = requests.post(url=auth_request_url, data=requests_data)
        if res.status_code != 200:
            return response.json(10, res={'错误': '请求响应异常'})
        res_json = res.json()

        # 添加测试服务器测试
        if res_json['result_code'] != 0:
            auth_request_url = '{SERVER_PREFIX}/oalexa/auth'.format(SERVER_PREFIX=SERVER_PREFIX_TEST)
            res = requests.post(url=auth_request_url, data=requests_data)
            if res.status_code != 200:
                return response.json(10, res={'错误': '请求响应异常'})
            res_json = res.json()

        logger.info('请求服务器url: {}'.format(auth_request_url))
        logger.info('服务器响应: {}'.format(res_json))

        if res_json['result_code'] != 0:
            return response.json(10, res={'msg': 'error'}, extra={'msg': res_json['reason']})

        nowTime = int(time.time())
        code = CommonService.encrypt_data(32)
        userID = res_json['result']['userID']
        user_qs = UserModel.objects.filter(userID=userID)
        if user_qs.exists():
            user_qs.update(code=code, updTime=nowTime)
        else:
            UserModel.objects.create(userID=userID, code=code, addTime=nowTime, updTime=nowTime)
            year_month = str(time.strftime('%Y%m', time.localtime(nowTime)))    # 获取当前年月
            user_count_qs = UserCountModel.objects.filter(skill_name=skill_name, year_month=year_month).values('amount')
            if not user_count_qs.exists():
                UserCountModel.objects.create(skill_name=skill_name, year_month=year_month, amount=1)
            else:
                # 用户数量+1
                amount = user_count_qs[0]['amount'] + 1
                user_count_qs.update(amount=amount)

        redirect_uri += '?code=' + code + '&state=' + state
        return response.json(0, res=redirect_uri)


class oa2TokenView(TemplateView):

    def post(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        # request_dict = json.loads(request.body.decode('utf-8'))
        request_dict = request.POST
        return self.validate(request_dict)

    def get(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = request.GET
        return self.validate(request_dict)

    def validate(self, request_dict):
        # 增加对code和client_id的校验代码，返回access_token和refresh_token
        code = request_dict.get("code", None)
        client_id = request_dict.get("client_id", None)
        refresh_token = request_dict.get("refresh_token", None)

        logger = logging.getLogger('django')
        logger.info('token-------------begin--------')
        logger.info(code)
        logger.info(client_id)
        logger.info(refresh_token)
        logger.info(request_dict)

        print('client_id:')
        print(client_id)
        user_qs = UserModel.objects.filter(code=code)
        if not user_qs.exists():
            user_qs = UserModel.objects.filter(refresh_token=refresh_token)
        if user_qs.exists():
            access_token = CommonService.encrypt_data(randomlength=32)
            refresh_token = CommonService.encrypt_data(randomlength=32)

            is_update = user_qs.update(access_token=access_token, refresh_token=refresh_token)
            print(is_update)
            if is_update:
                res_json = {
                    "access_token": access_token,
                    "token_type": "bearer",
                    "expires_in": 3600,
                    "refresh_token": refresh_token,
                    # 'test': 'joker'
                }
                logger.info(res_json)
                return JsonResponse(res_json)
            else:
                logger.info({'msg': 'error'})
                return JsonResponse({'msg': 'error'})
        else:
            res_json = {'msg': 'code not exists'}
            return JsonResponse(res_json)


def runSendRtspMsg_thread(UID, PWD, MSG):
    command = "./pushtool {UID} {PWD} {MSG} 1".format(UID=UID, PWD=PWD, MSG=MSG)
    print('command=>{command}'.format(command=command))
    try:
        back = subprocess. \
            Popen(command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE). \
            communicate(timeout=10)
    except Exception as e:
        return False
    else:
        print("back0----", back[0].decode())  # 注意需要进行解码操作，默认输出的是字节
        print("back1----", back[1].decode())  # back是一个元祖，可以通过元祖取值的方式获取结果
        return True


class oa2RtspStartView(TemplateView):
    def post(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = request.POST
        return self.validate(request_dict)

    def get(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = request.GET
        return self.validate(request_dict)

    def validate(self, request_dict):
        st = request_dict.get("st", 0)
        uid = request_dict.get("id", '')
        access_token = request_dict.get("access_token", '')
        skill_name = request_dict.get("skill_name", 'zosi smart')

        user_qs = UserModel.objects.filter(access_token=access_token)
        if not user_qs.exists():
            return JsonResponse({'错误': '用户数据不存在'})

        ur_qs = UidRtspModel.objects.filter(uid=uid).values('uid', 'nick', 'rtsp_url', 'password', 'region')
        if not ur_qs.exists():
            return JsonResponse({'错误': 'uid数据不存在'})

        UID = ur_qs[0]['uid']
        nick = ur_qs[0]['nick']
        PWD = ur_qs[0]['password']
        region = ur_qs[0]['region']
        stream_name = ur_qs[0]['rtsp_url']

        channel = '0'
        if '_' in UID:
            # 多通道设备
            channel = UID[-1:]
            UID = UID[:-2]

        RESP_SERVER_DOMAIN = RESP_SERVER_DOMAIN_DATA['EN']
        MSG = '{}://{}:8554/{}'.format(RTSP_PREFIX, RESP_SERVER_DOMAIN, stream_name)

        logger = logging.getLogger('django')
        logger.info('------{} 开始向设备下发推流指令------'.format(skill_name))

        # 此处后续应该用异步去发送指令
        if int(st) == 1:
            send_flag = self.runSendStop(UID, PWD, MSG)
            logger.info('----------send_flag---st=1-----------------')
            if send_flag:
                return JsonResponse({'msg': 'stop yes', 'code': 0})
            else:
                return JsonResponse({'msg': 'stop no', 'code': 0})

        # 请求MQTT发布消息
        url = '{}/iot/requestPublishMessage'.format(SERVER_PREFIX_TEST)    # 测试服务器
        requests_data = {'UID': UID, 'MSG': MSG+' 1'+channel}   # 1: 开始推流,0: 停止推流; channel: 推流通道
        r = requests.post(url, requests_data)
        if r.status_code != 200:
            return JsonResponse({'错误': '请求响应异常'})

        res = r.json()
        logger.info('请求MQTT发布消息返回状态: {}'.format(res['result_code']))
        if res['result_code'] == 0:
            logger.info('请求MQTT下发指令成功')
        elif res['result_code'] == 10043:
            command = "./pushtool {UID} {PWD} {MSG} 1 {channel}".format(UID=UID, PWD=PWD, MSG=MSG, channel=channel)
            logger.info('------------推流指令: {}---------------'.format(command))
            self.runSendRtspMsg(logger, region, command)
        else:
            return JsonResponse({'错误': '请求MQTT发布消息异常'})

        # 拉流地址
        rtsp_uri = '{}://{}:443/{}'.format(RTSP_PREFIX, RESP_SERVER_DOMAIN, stream_name)
        stop_time = int(time.time()) + 2*60
        expirationTime = time.strftime('%Y-%m-%dT%H:%MZ',time.localtime(stop_time))

        res_json = {
            'uid': UID,
            'pwd': PWD,
            'msg': MSG,
            'uri': rtsp_uri,
            'endpointId': uid,
            'friendlyName': nick,
            'manufacturerName': skill_name,
            'expirationTime': expirationTime,
            'description': 'Camera connected via {}'.format(skill_name),

            'audioCodecs': 'ACC',
            'videoCodecs': 'H264',
            'protocols': ['RTSP'],
            'idleTimeoutSeconds': 5,
            'modelName': 'P1425-LE',
            'authorizationTypes': ['NONE'],
            'manufacturerId': 'zosi-ACCC8E5E7513',
            'resolutions': {'width': 640, 'height': 360},
        }
        logger.info('------------返回控制摄像头的信息---------------: {}'.format(res_json))
        return JsonResponse(res_json, safe=False)

    def runReqRtspMsg(self, UID, PWD, MSG):
        request_url = 'http://localhost:5000/?UID={UID}&MSG={MSG}&CMD=1&PWD={PWD}'. \
            format(UID=UID, PWD=PWD, MSG=MSG)
        res = requests.get(url=request_url)
        print(res)
        return True

    # 触发此方法，让摄像头推流到MSG流地址
    def runSendRtspMsg(self, logger, region, command):
        if region == 'CN':
            logger.info('------------国内发送推流指令---------------')
            url = "http://52.83.252.41:7880/alexa/command?command={command}".format(command=command)
            # 请求国内服务器调用pushtool
            try:
                requests.get(url=url, timeout=2)
            except Exception as e:
                logger.info('请求国内服务器调用pushtool异常: {}'.format(repr(e)))
        else:
            logger.info('------------国外发送推流指令---------------')
            try:
                back = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE). \
                    communicate(timeout=2)
                logger.info('back: {}'.format(str(back[0].decode()) + str(back[1].decode())))
            except Exception as e:
                logger.info('调用pushtool异常: {}'.format(repr(e)))

    def runSendStop(self, UID, PWD, MSG):
        command = "./pushtool {UID} {PWD} {MSG} 0".format(UID=UID, PWD=PWD, MSG=MSG)
        print('command=>{command}'.format(command=command))
        try:
            back = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE). \
                communicate(timeout=10)
        except Exception as e:
            return False
        else:
            print("back0----", back[0].decode())  # 注意需要进行解码操作，默认输出的是字节
            print("back1----", back[1].decode())  # back是一个元祖，可以通过元祖取值的方式获取结果
            return True


class oa2DiscoveryDevice(TemplateView):
    def post(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = request.POST
        return self.validate(request_dict)

    def get(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = request.GET
        return self.validate(request_dict)

    def validate(self, request_dict):
        # 增加对code和client_id的校验代码，返回access_token和refresh_token
        skill_name = request_dict.get("skill_name", 'zosi smart')
        access_token = request_dict.get("access_token", None)

        logger = logging.getLogger('django')
        logger.info('--------{} 开始搜索设备--------'.format(skill_name))

        user_qs = UserModel.objects.filter(access_token=access_token)
        if not user_qs.exists():
            return JsonResponse({'错误': '用户数据不存在'})

        response = ResObject()
        user = user_qs[0]
        userID = user.userID
        logger.info('userID: {}'.format(userID))

        #更新事件网关接口
        alexAuth = AlexaAuthModel.objects.filter(token=access_token).order_by('-addTime')
        if alexAuth.exists():
            auth_res = alexAuth.values()
            event_access_token = auth_res[0]['access_token']
            event_refresh_token = auth_res[0]['refresh_token']
            event_token = auth_res[0]['token']
            event_expiresTime = auth_res[0]['expiresTime']
            event_addTime = auth_res[0]['addTime']
            event_updTime = auth_res[0]['updTime']
            event_alexa_region = auth_res[0]['alexa_region']
            AlexaAuthModel.objects.filter(userID=userID).delete()
            alexAuth.delete()
            logger.info('update_event_access_token')
            logger.info(event_token)
            AlexaAuthModel.objects.create(
                userID=userID,
                access_token=event_access_token,
                refresh_token=event_refresh_token,
                token=event_token,
                expiresTime=event_expiresTime,
                addTime=event_addTime,
                updTime=event_updTime,
                alexa_region=event_alexa_region,
                skill_name=skill_name,
            )

        auth_request_url = '{}/oalexa/discoveryuid'.format(SERVER_PREFIX)
        requests_data = {'sid': 'admin', 'sst': 'admin', 'alexa_user_id': userID}
        res = requests.post(url=auth_request_url, data=requests_data)
        res_json = res.json()
        logger.info('正式服务器响应: {}'.format(res_json))

        test_flag = False   # 用来区分测试服务器,后面删掉
        # 添加测试服务器测试
        if res_json['result_code'] != 0:
            auth_request_url = '{}/oalexa/discoveryuid'.format(SERVER_PREFIX_TEST)
            res = requests.post(url=auth_request_url, data=requests_data)
            res_json = res.json()
            test_flag = True

        logger.info('请求服务器url: {}'.format(auth_request_url))
        logger.info('服务器响应: {}'.format(res_json))

        if res_json['result_code'] != 0:
            return response.json(0, res={'msg': 'error'})

        uid_arr = res_json['result']['uid_arr']
        rtko = tkObject(rank=1)
        now_time = int(time.time())
        user.uid_rtsp.clear()
        res_json = []
        uid_rtsp_id_list = []
        for uid_a in uid_arr:
            uid = uid_a['uid']
            nick = uid_a['nick']

            rtsp_url = rtko.encrypt(data=uid)
            region = 'CN' if uid_a['region'] == 'CN' else 'EN'

            if test_flag:
                multi_channel = uid_a['multi_channel']
                if multi_channel:
                    # 多通道设备: uid_通道号
                    uid += '_' + str(uid_a['channel'])

            try:
                uid_rtsp_qs = UidRtspModel.objects.get(uid=uid)
            except UidRtspModel.DoesNotExist:
                uid_rtsp_qs = UidRtspModel.objects.create(uid=uid, nick=nick, region=region, password=uid_a['password'],
                                                          rtsp_url=rtsp_url, addTime=now_time, updTime=now_time)
            else:
                uid_rtsp_qs.nick = nick
                uid_rtsp_qs.region = region
                uid_rtsp_qs.password = uid_a['password']
                uid_rtsp_qs.save()
            uid_rtsp_id_list.append(uid_rtsp_qs.id)
            RESP_SERVER_DOMAIN = RESP_SERVER_DOMAIN_DATA[region]
            rtsp_uri = '{}://{}:443/{}'.format(RTSP_PREFIX, RESP_SERVER_DOMAIN, rtsp_url)
            ur_data = {
                'uri': rtsp_uri,
                'endpointId': uid,
                'friendlyName': nick,
                'manufacturerName': skill_name,
                'description': 'Camera connected via {}'.format(skill_name),

                'protocols': ['RTSP'],
                'audioCodecs': ['ACC'],
                'videoCodecs': ['H264'],
                'modelName': 'P1425-LE',
                'authorizationTypes': ['NONE'],
                'manufacturerId': 'zosi-ACCC8E5E7513',
                'resolutions': [{'width': 1280, 'height': 720}],
            }
            res_json.append(ur_data)
        user.uid_rtsp.add(*uid_rtsp_id_list)
        logger.info('搜索设备返回值: {}'.format(res_json))
        return JsonResponse(res_json, safe=False)

#新增
def testRunSendStop(request):
    request.encoding = 'utf-8'
    if request.method == 'GET':
        request_dict = request.GET
    UID=request_dict.get('UID', None)
    PWD=request_dict.get('PWD', None)
    MSG=request_dict.get('MSG', None)
    command = "./pushtool {UID} {PWD} {MSG} 0".format(UID=UID, PWD=PWD, MSG=MSG)
    print('command=>{command}'.format(command=command))
    try:
        back = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE). \
            communicate(timeout=10)
    except Exception as e:
        return False
    else:
        print("back0----", back[0].decode())  # 注意需要进行解码操作，默认输出的是字节
        print("back1----", back[1].decode())  # back是一个元祖，可以通过元祖取值的方式获取结果
        return JsonResponse({'msg': 'stop Stream', 'code': 0})

from datetime import datetime
def testRunStream(request):
    request.encoding = 'utf-8'
    if request.method == 'GET':
        request_dict = request.GET
    UID=request_dict.get('UID', None)
    PWD=request_dict.get('PWD', None)
    MSG=request_dict.get('MSG', None)
    time1=datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S.%f')[:-3]
    command = "./pushtool {UID} {PWD} {MSG} 1".format(UID=UID, PWD=PWD, MSG=MSG)
    print('command=>{command}'.format(command=command))
    try:
        back = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE). \
            communicate(timeout=10)
        time2=datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S.%f')[:-3]
        # print("时间:%s"%datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S.%f')[:-3])
    except Exception as e:
        return repr(e)
    else:
        print("back0----", back[0].decode())  # 注意需要进行解码操作，默认输出的是字节
        print("back1----", back[1].decode())  # back是一个元祖，可以通过元祖取值的方式获取结果
        #return str(back[0].decode()) + str(back[1].decode())
        return JsonResponse({'msg': "star is %s"%time1+",end is %s"%time2, 'code': 0})
        # return JsonResponse({'msg': "run stream", 'code': 0})


#测试是否正常接口
def test(request):
    return JsonResponse({'msg': 'Server running normal', 'code': 0})

#test接口
def loadBalancingServer(request):
    try:
        res1 = requests.get('http://rtsp.zositech.com:10008/api/v1/players', timeout=5)
    except Exception as e:
        res1 = -1

    time1=datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S.%f')[:-3]
    print("时间1:%s"%time1)
    # ---------压测接口demo------------
    redisObj = RedisObject(db=1)
    key1 = 'rtsp.zositech.com'
    key2 = '18.222.107.129'
    redis_data1 = redisObj.get_data(key1)
    redis_data2 = redisObj.get_data(key2)
    if redis_data1 and redis_data2:
        print("进缓存")
        mm=min(redis_data1,redis_data2)
        if redis_data1 == mm and redis_data1 != -1:
            RESP_SERVER_DOMAIN = RESP_SERVER_DOMAIN_DATA['EN']
        elif redis_data2 == mm and redis_data2 != -1:
            RESP_SERVER_DOMAIN = RESP_SERVER_DOMAIN_DATA['EN1']
    # ---------/压测demo------------
    # else:
    #     print("第一次")
    #     res1 = requests.get('http://rtsp.zositech.com:10008/api/v1/players', timeout=0.001)
    #     res2 = requests.get('http://18.222.107.129:10008/api/v1/players', timeout=0.001)
    #     res_data1 = res1.json()
    #     res_data2 = res1.json()
    #     total1 = res_data1['total']
    #     total2 = res_data2['total']
    #     print(total1)
    #     print(total2)
    #     redisObj8.set_data(key=key1, val=total1, expire=30)
    #     redisObj8.set_data(key=key2, val=total2, expire=30)
    #     mm=min(total1,total2)
    #     print(mm)
    #     if total1 == mm:
    #         RESP_SERVER_DOMAIN = RESP_SERVER_DOMAIN_DATA['EN']
    #     else:
    #         RESP_SERVER_DOMAIN = RESP_SERVER_DOMAIN_DATA['EN1']
    return JsonResponse({'msg': 'The number of people online is :%s'%res1, 'code': 0})


class powerController(TemplateView):
    def post(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = request.POST
        return self.power_controller(request_dict)

    def get(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = request.GET
        return self.power_controller(request_dict)

    def power_controller(self, request_dict):
        uid = request_dict.get('uid', '')
        access_token = request_dict.get('access_token', '')
        skill_name = request_dict.get('skill_name', 'zosi smart')
        power_controller = request_dict.get('power_controller', '')

        user_qs = UserModel.objects.filter(access_token=access_token)
        if not user_qs.exists():
            return JsonResponse({'result_code': '500' , '错误': '用户数据不存在'})

        ur_qs = UidRtspModel.objects.filter(uid=uid).values('uid', 'nick', 'rtsp_url', 'password', 'region')
        if not ur_qs.exists():
            return JsonResponse({'result_code': '500', '错误': 'uid数据不存在'})

        logger = logging.getLogger('django')
        logger.info('{} 唤醒设备 {}'.format(skill_name, uid))
        # 请求MQTT发布消息
        url = '{}/iot/requestPublishMessage'.format(SERVER_PREFIX_TEST)    # 测试服务器
        requests_data = {'UID': uid, 'MSG': power_controller}   # TurnOn, TurnOff
        r = requests.post(url, requests_data)
        if r.status_code != 200:
            return JsonResponse({'result_code': '500', '错误': '请求响应异常'})

        res = r.json()
        logger.info('请求MQTT发布消息返回状态: {}'.format(res['result_code']))
        if res['result_code'] != 0:
            logger.info('请求MQTT下发指令失败')
            return JsonResponse({'result_code': '500', '错误': '请求MQTT下发指令失败'})
        else:
            logger.info('请求MQTT下发指令成功')
            return JsonResponse({'result_code': '0'})