289 lines
9.8 KiB
Python
289 lines
9.8 KiB
Python
import re
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import time
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import json
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from typing import Any
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import requests
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import uvicorn
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from fastapi import FastAPI, Request
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from pydantic import BaseModel
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from config import *
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# fastapi
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app = FastAPI()
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# 统一返回数据
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class BaseResponse(BaseModel):
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code: int = 200
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msg: str = "success"
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data: Any = None
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# 监控视频接口
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@app.get("/api/xumu/video")
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async def video_query(username):
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return BaseResponse(data=get_video_url(username))
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@app.get("/api/xumu/device/online")
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async def device_online_query(iccid, deviceId):
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try:
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sql = "select * from root.farm.clientId where time >= 0"
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# 检查iccid是否有值，如果有，添加到SQL语句中
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if iccid:
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sql += f" and iccid = '{iccid}'"
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# 检查deviceId是否有值，如果有，添加到SQL语句中
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if deviceId:
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sql += f" and deviceId = '{deviceId}'"
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send_json = {
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"sql": sql
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}
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r = requests.post(baseHost + queryUri, headers=headers, json=send_json)
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return BaseResponse(data=r.json())
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except Exception as e:
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return BaseResponse(code=500, msg=str(e))
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# 数据查询接口
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@app.get("/api/xumu/data/query")
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async def data_query(deviceId):
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try:
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if deviceId is None or deviceId == "" or len(deviceId) != 4:
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return BaseResponse(code=500, msg="参数错误")
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sql = f"select last * from root.farm.{deviceId}"
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send_json = {
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"sql": sql
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}
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r = requests.post(baseHost + queryUri, headers=headers, json=send_json)
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return BaseResponse(data=r.json())
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except Exception as e:
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return BaseResponse(code=500, msg=str(e))
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async def rfid_last_query(rfid, deviceId):
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try:
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if deviceId is None or deviceId == "" or len(deviceId) != 4:
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return BaseResponse(code=500, msg="参数错误")
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sql = f"select * from root.farm.{deviceId} where RFID='{rfid}' order by time desc limit 1"
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send_json = {
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"sql": sql
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}
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r = requests.post(baseHost + queryUri, headers=headers, json=send_json)
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return BaseResponse(data=r.json())
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except Exception as e:
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return BaseResponse(code=500, msg=str(e))
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# 原生查询接口
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@app.post("/api/xumu/rest/v2/query")
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async def rest_query(request: Request):
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data = await request.json()
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r = requests.post(baseHost + queryUri, headers=headers, json=data)
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return BaseResponse(data=r.json())
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# RFID查询接口
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@app.get("/api/xumu/rfid/query")
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async def rfid_query(rfid):
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# TODO 可能一个rfid有多个iccid设备上传，需要获取所有的设备数据，然后返回，现在这个功能只有一个设备 不一定是最新的
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try:
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sql = f"select deviceId from root.rfid where rfid='{rfid}'"
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send_json = {
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"sql": sql
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}
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r = requests.post(baseHost + queryUri, headers=headers, json=send_json)
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if r.status_code != 200:
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return BaseResponse(data=r.json(), code=404, msg="404")
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r = r.json()
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values = r["values"]
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if len(values) == 0:
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return BaseResponse(msg="No Such RFID", code=500)
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deviceId = values[0][0]
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return await rfid_last_query(rfid, deviceId)
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except Exception as e:
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return BaseResponse(code=500, msg=str(e))
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async def has_rfid(rfid):
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try:
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sql = f"select deviceId from root.rfid where rfid='{rfid}'"
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send_json = {
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"sql": sql
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}
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r = requests.post(baseHost + queryUri, headers=headers, json=send_json)
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if r.status_code != 200:
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return BaseResponse(data=r.json(), code=404, msg="404")
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r = r.json()
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values = r["values"]
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if len(values) == 0:
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return BaseResponse(msg="No Such RFID", code=500)
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return BaseResponse(data=r)
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except Exception as e:
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return BaseResponse(code=500, msg=str(e))
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# 设备查询接口
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@app.get("/api/xumu/device/query")
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async def get_device(iccid, deviceId):
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try:
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sql = "SELECT * FROM root.device where time>=0"
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# 检查iccid是否有值，如果有，添加到SQL语句中
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if iccid:
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sql += f" and iccid = '{iccid}'"
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# 检查deviceId是否有值，如果有，添加到SQL语句中
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if deviceId:
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sql += f" and deviceId = '{deviceId}'"
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send_json = {
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"sql": sql
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}
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r = requests.post(baseHost + queryUri, headers=headers, json=send_json)
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return BaseResponse(data=r.json())
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except Exception as e:
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return BaseResponse(code=500, msg=str(e))
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# 设备注册接口
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@app.post("/api/xumu/device/register")
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async def register(request: Request):
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try:
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data = await request.body()
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data = data.decode("utf-8")
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data = json.loads(data)
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clientid = data["clientid"]
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payload = data["payload"]
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receive_len = len(payload)
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payload = json.loads(payload)
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send_len = payload["l"]
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if receive_len != send_len:
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return BaseResponse(code=301, msg=f"data valid error, receive_len:{receive_len}")
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deviceId = payload["d"]
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iccid = payload["cid"]
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type = payload["t"]
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# 该设备是否已经创建
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a_device = await get_device(iccid, deviceId)
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if a_device.code == 200:
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v = a_device.data["values"]
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if len(v) != 0:
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return BaseResponse(code=302, msg="该设备已经注册过了")
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# 创建该设备
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send_json = {
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"sql": f"insert into root.device(iccid, deviceId, type) values('{iccid}', '{deviceId}', {type})"
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}
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res = []
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r = requests.post(baseHost + nonQueryUri, headers=headers, json=send_json)
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res.append(r.json())
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# 插入设备状态表
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send_json = {
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"sql": f"insert into root.farm.clientId(iccid, clientId, is_online, deviceId) values('{iccid}','{clientid}', True, '{deviceId}')"
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}
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r = requests.post(baseHost + nonQueryUri, headers=headers, json=send_json)
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res.append(r.json())
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# 创建相应的数据库和字段
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sql_list = get_sql(deviceId, type)
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for sql in sql_list:
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send_json = {
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"sql": sql
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}
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r = requests.post(baseHost + nonQueryUri, headers=headers, json=send_json)
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res.append(r.json())
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return BaseResponse(data=res)
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except Exception as e:
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return BaseResponse(code=500, msg=str(e))
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async def message_publish(data):
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try:
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payload = data["payload"].strip()
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receive_len = len(payload)
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payload = json.loads(payload)
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send_len = payload["l"]
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if receive_len != send_len:
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return BaseResponse(code=301, msg=f"data valid error,receive_len:{receive_len}")
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m = payload["m"]
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v = payload["v"]
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t = payload["t"]
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deviceId = v[0]
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m.append("t")
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v.append(t)
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res = []
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# 判断t是否为0，0则代表是RFID设备，需要做一个映射
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if t == 0:
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rfid = v[1]
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r = await has_rfid(rfid)
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if r.code != 200:
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sql_list = rfid_deviceId(rfid, deviceId)
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sql = sql_list[0]
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send_json = {
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"sql": sql
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}
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r = requests.post(baseHost + nonQueryUri, headers=headers, json=send_json)
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if r.status_code == 200:
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r = r.json()
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if r["code"] != 200:
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return BaseResponse(code=500, msg="RFID创建映射失败", data=r)
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res.append(r)
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send_json = {
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"devices": ["root.farm." + deviceId],
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"timestamps": [int(time.time() * 1000)],
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"measurements_list": [m],
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"data_types_list": [dataTypes[t]],
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"values_list": [v],
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"is_aligned": False
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}
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r = requests.post(baseHost + insertUri, headers=headers, json=send_json)
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r = r.json()
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res.append(r)
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return BaseResponse(data=res)
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except Exception as e:
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return BaseResponse(code=500, msg=str(e))
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# 改变设备状态接口
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async def client_change_status(clientid, status):
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try:
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sql_query = f"select timestamp from root.farm.clientId where clientId='{clientid}'"
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r = requests.post(baseHost + queryUri, headers=headers, json={"sql": sql_query})
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if r.status_code == 200:
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r = r.json()
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values = r["timestamps"]
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if len(values) > 0:
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timestamp = values[0]
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sql_update_list = get_client_change_status_sql(timestamp, status)
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sql_update = sql_update_list[0]
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r = requests.post(baseHost + nonQueryUri, headers=headers, json={"sql": sql_update})
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return BaseResponse(data=r.json())
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except Exception as e:
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return BaseResponse(code=500, msg=str(e))
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@app.post("/api/xumu/data/collect")
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async def process_data(request: Request):
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try:
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data = await request.body()
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data = data.decode("utf-8")
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data = json.loads(data)
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event = data["event"]
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clientid = data["clientid"]
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pattern = r'^f\d{1,10}$'
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amatch1 = re.match(pattern, clientid)
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# 如果两个都不满足，那就错误
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if not amatch1:
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return BaseResponse(code=500, msg="clientid error")
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# 连接成功处理
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if event == "client.connected":
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return await client_change_status(clientid, True)
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# 断开连接处理
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elif event == "client.disconnected":
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return await client_change_status(clientid, False)
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# 消息体处理
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elif event == "message.publish":
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return await message_publish(data)
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return BaseResponse()
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except Exception as e:
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return BaseResponse(code=500, msg=str(e))
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if __name__ == '__main__':
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uvicorn.run(app, host="0.0.0.0", port=8002)
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