Mysql 监控脚本

cat mysql_status_output.py
#coding=utf-8
import jaydebeapi
import sys
import pymysql
import os
from prometheus_client import Gauge,start_http_server
import time

#v_host=os.popen('echo $HOSTNAME')
#hostname=v_host.read()
#hstname="".join(hostname)
#print(hostname.strip())

class MySQL_Status_Output:
    def __init__(self,host,port,user,password):
        try:
            self.db = pymysql.connect(host=host,port=port,user=user,password=password)
            self.cursor = self.db.cursor()
        except Exception as e:
            print('Wrong')
            print(e)
    def mysql_status_select(self,x):
        try:
            sql='show global status like %s'
            data=x
            self.cursor.execute(sql,data)
            v_result=self.cursor.fetchall()
            return v_result
        except Exception as e:
            print(e)
    def mysql_select_sql(self,sql):
        try:
            self.cursor.execute(sql)
            v_result=self.cursor.fetchall()
            return v_result
        except Exception as e:
            print(e)
    def close(self):
        self.db.close()

if __name__ == "__main__":
    start_http_server(9400)
    mysqlGauge = Gauge('mysqlGauge','Description of gauge', ['mylabelname'])
    while True:
        try:
            time.sleep(1)
            pro_db = MySQL_Status_Output('127.0.0.1',3306,'dbadmin','dbadmin')
            my_result = pro_db.mysql_select_sql('select MONITOR_NAME from dbadmin.db_monitor_tab where status=1 and MONITOR_NAME is not null')
            for j in range(len(my_result)):
                monitor_name = "".join(tuple(my_result[j]))
                v_out = pro_db.mysql_status_select(monitor_name)
                for i in range(int(len(v_out))):
                    mysqlGauge.labels(mylabelname=v_out[i][0]).set(v_out[i][1])
            pro_db.close()
        except Exception as e:
            print('Is Wrong')
            print(e)