InTouch advanced alarm (alarm filtering)

Alarm storage SqlServer

open Alarm DB Logger Manager Software

Click the start button , Give Way intouch Store the alarm record SqlServer Inside

SqlServer Turn on Sql Sign in

 SqlServer Create a new user

  Turn on all authorizations

  Turn on remote login

  Check the database port number , It's usually 1433 Port number

  If it's remote , The firewall opening port number is required

 SqlServer Remote login test

Use software

  make new connection sqlserver The server

 

open sqlserver All alarm data can be seen in the database view

Front end page writing

 

 

The backend server is written

import pymssql
import base64
from flask import request, Flask, jsonify
app = Flask(__name__)

##  link sqlserver
db = pymssql.connect(host='127.0.0.1',user='TEST',password='[email protected]',database='WWALMDB',charset='utf8')
cursor = db.cursor()
db.autocommit(True)

##  Get all alarm information ( Paging query )
@app.route('/police/get/<searchType>/<like>/<pageIndex>/<size>')
def getRoad(searchType,like,pageIndex,size):

    like = base64.b64decode(like)
    like = str(like, 'utf-8')
    print(like)

    sql = ""
    sqlLike = ""
    searchType = int(searchType)
    if searchType == 1:
        sqlLike = like+"%"
    elif searchType == 2:
        sqlLike = "% level %"
    elif searchType == 3:
        sqlLike = "% electric current %"
    elif searchType == 4:
        sqlLike = "% voltage %"
    elif searchType == 5:
        sqlLike = "%1# pump %"
    elif searchType == 6:
        sqlLike = "%2# pump %"
    elif searchType == 7:
        sqlLike = "% Fan %"

    if(searchType == 0):
        sql = "SELECT TOP "+ size +" * FROM  (   SELECT ROW_NUMBER ( ) OVER ( ORDER BY EventStamp DESC ) AS ROWS,* FROM v_AlarmHistory) A WHERE ROWS >"+pageIndex
    else:
        sql = "SELECT TOP "+ size +" * FROM  (   SELECT ROW_NUMBER ( ) OVER ( ORDER BY EventStamp DESC ) AS ROWS,* FROM v_AlarmHistory WHERE v_AlarmHistory.Description LIKE '"+sqlLike+"') A WHERE ROWS >"+pageIndex

    print("-----------")
    print(sql)
    
    cursor.execute(sql)
    msg = cursor.fetchall()

    return {"msg": "error","data":msg}

##  The query time ( Paging query )
@app.route('/police/getbyDate/<start>/<end>/<pageIndex>/<size>')
def getbyDate(start,end,pageIndex,size):

    start = base64.b64decode(start)
    start = str(start, 'utf-8')+" 00:00:00"

    end = base64.b64decode(end)
    end = str(end, 'utf-8')+" 00:00:00"


    sql = "select top "+size+" * from (SELECT ROW_NUMBER() over(order by EventStamp desc) as rows,*FROM v_AlarmHistory WHERE v_AlarmHistory.EventStamp BETWEEN '"+start+"' AND '"+end+"' ) A where rows > "+pageIndex
    
    print(sql)

    cursor.execute(sql)
    msg = cursor.fetchall()
    
    return {"msg": "error","data":msg}

try:
    app.run(port=8066)
except BaseException:
    print(" Service startup failed , port :8066")