frame告警_flask-caching

大家好，我是考100分的小小码，祝大家学习进步，加薪顺利呀。今天说一说frame告警_flask-caching,希望您对编程的造诣更进一步.
基于flask的告警监控——for tidb backup
#发送告警邮件
cat  check_backup.sh
#!/bin/bash

. ~/.bash_profile
BASEDIR=`dirname $0`
cd $BASEDIR

parse_line(){
    EMAIL="xxxxxx@126.com;xxxxxx@126.com"
}
 parse_line
 python tidb_backup_check.py >check_backup_status.html  2>/dev/null
  mutt  -e "set content_type="text/html"" -e "set from="tidb@admin.com"" -e "set realname="TiDB_Admin"" -s "TiDB Backup Status Check" "xxxx@126.com";${EMAIL}"  <check_backup_status.html
  
  
 #获取具体的告警内容 
 cat tidb_backup_check.py 
#!/usr/bin/env python
import  psycopg2   as pg
from datetime import datetime, date, time
import json
import prettytable as pt
from prettytable import PrettyTable
import  pandas as pd
from flask import Flask
from flask import render_template

app = Flask("__name__)")
@app.route("/")
def getinfo(sql):
    try:
        pg_conn=pg.connect(database="db", user="tidb", password="123456", host="192.168.1.1", port="4000")
        pg_cur=pg_conn.cursor()
        pg_cur.execute(sql)
        rows = pg_cur.fetchall()
        pg_conn.commit()
        pg_conn.close()
        return rows
    except Exception as e:
        print(e)
        return 0


if __name__ == "__main__":
    html_string = """
    <html>
      <head><title>TiDB Backup Status Check</title>
      <style type="text/css">
       {styles}
      </style>
     <div class="container">
    <div class="page-header">
        <h1 class="tbsc">TiDB Backup Status Check</h1>
    </div>
</div>
           <div>
           <p>
            <h3 class="tbsc">说明:</h3>
                  <li class="tbsc">同一个实例通过tidb节点进行检查，包括相应节点的日志信息</li>
                  <li class="tbsc">以下备份信息主要是检查最近一天的备份，如果备份策略是周末全备需要单独查验</li>
          <li class="tbsc">如果同一个实体中所有tidb组件没有备份日期与大小，请检查备份job是否正常,zabbix agent 是否有安装</li>
              <li class="tbsc">如果备份数据库binglog 没有大小，请检查是否有开启归档，归档是否正常</li>
           </p>
           </div>

      <body >
        {table}
      </body>
    </html>
    """
    style="""
    h1.tbsc {
    font: bold 20pt Arial, Helvetica, Geneva, sans-serif;
    color: #336699;
    background-color: White;
    border-bottom: 1px solid #2e5c89;
    margin-top: 0pt;
    margin-bottom: 0pt;
    padding: 0px 0px 0px 0px;
    text-align: center;
}

h3.tbsc {
    font: bold 14pt Arial, Helvetica, Geneva, sans-serif;
    color: #336699;
    background-color: White;
    margin-top: 0pt;
    margin-bottom: 0pt;
    padding: 0px 0px 0px 0px;
    text-align: left;
}

li.tbsc {font: 12pt Arial,Helvetica,Geneva,sans-serif; color:E32636; background:White;}



Table {
  border: 1px solid #1C6EA4;
  background-color: #EEEEEE;
  width: 80%;
  text-align: center;
  border-collapse: collapse;
}
Table td, Table th {
  border: 1px solid #AAAAAA;
  padding: 3px 2px;
}
Table tbody td {
  font-size: 13px;
}
Table tr:nth-child(even) {
  background: #D0E4F5;
}
Table thead {
  background: #1C6EA4;
  background: -moz-linear-gradient(top, #5592bb 0%, #327cad 66%, #1C6EA4 100%);
  background: -webkit-linear-gradient(top, #5592bb 0%, #327cad 66%, #1C6EA4 100%);
  background: linear-gradient(to bottom, #5592bb 0%, #327cad 66%, #1C6EA4 100%);
  border-bottom: 2px solid #444444;
}
Table thead th {
  font-size: 15px;
  font-weight: bold;
  color: #FFFFFF;
  text-align: center;
  border-left: 2px solid #D0E4F5;
}
Table thead th:first-child {
  border-left: none;
}

Table tfoot {
  font-size: 14px;
  font-weight: bold;
  color: #FFFFFF;
  background: #D0E4F5;
  background: -moz-linear-gradient(top, #dcebf7 0%, #d4e6f6 66%, #D0E4F5 100%);
  background: -webkit-linear-gradient(top, #dcebf7 0%, #d4e6f6 66%, #D0E4F5 100%);
  background: linear-gradient(to bottom, #dcebf7 0%, #d4e6f6 66%, #D0E4F5 100%);
  border-top: 2px solid #444444;
}
Table tfoot td {
  font-size: 14px;
}
tr:hover            { background-color: #ffff99;}
    """



    sql_getitem = """ select i.itemid --,i."name",i.key_,h.host,h.hostid,h."name" 
               from items i inner join public.hosts h on  i.hostid=h.hostid  
    where i."name"="tidb check backup status" and i.itemid!="3877749" """

    sql_getInstance = """
    select * from (
    SELECT  lower ("entityName") as instancename, "chineseDesc", "oprDba", case  environment
    when "DBE:PRD" then "生产"
    when "DBE:DRC" then "同城"
    else "远城"
     end env,  "instanceName", "hostIp1", "hostName1",
     substr("instanceName",length("entityName")+2,length("instanceName")) dbtype
    FROM tidb_info a where lower(a."databaseType")="tidb" and a.status="DBS:ON")  b
    where b.dbtype  like "D%"  order by b."instancename" ;"""
    """select i.itemid,i."name",i.key_,to_timestamp(hl.clock) ck,h.host,h.hostid,h."name" ,hl.value from items i 
         inner join hosts h on  i.hostid=h.hostid  
         inner join history_log hl on i.itemid=hl.itemid  where i."name"="tidb check backup status" 
          --and hl.value="/usr/bin/env: python3: No such file or directory"
         and  hl.clock >=extract(epoch from current_date)"""

    rows_item=getinfo(sql_getitem)
    rows_instance=getinfo(sql_getInstance)
    tidbInstance = []
    backrest = []
    if not (rows_instance == 0):
        # print(type(rows_instance))
        dt = pd.DataFrame(rows_instance)
        dt = dt.rename(
            columns={0: "instance", 1: "Chinese_name", 2: "DA", 3: "ENV", 4: "sub_instance", 5: "IP", 6: "hostname",
                     7: "组件"})
    if not (rows_item == 0):
        item = [x for i in rows_item for x in i]
        for i in item:
            sql_getbackup_status = """select value FROM history_log ht  where  itemid={}""".format(i) + 
                                   """and ht.value!="/usr/bin/env: python3: No such file or directory" group by value ,clock order by clock desc limit 1"""
            res = getinfo(sql_getbackup_status)
            if (len(res) > 0 and res != 0):
                h = [y for x in res for y in x]
                for x in h:
                    t = json.loads(x)
                    for m in t:
                        if not (m["instance"] == """[]""" or len(m["size"]) == 0):
                            backrest.append(m)
    # print(backrest)
    dt_backup = pd.DataFrame(backrest)
    #dt_backup=dt_backup.rename(columns={0:"检查日期",1:"备份开始时间",2:"备份结束时间",3:"大小",4:"binlog 大小"})
    # print(dt_backup)

    backinfo = pd.merge(dt, dt_backup, how="left", on=["hostname", "instance"])
    backinfo.rename(
        columns={"instance": "实体名", "Chinese_name": "实体中文名", "DA": "主管DA", "ENV": "环境", "sub_instance": "实例名",
                 "hostname": "主机名", "check day": "检查日期", "backup begin time": "备份开始时间", "backup end time": "备份结束时间",
                 "size": "备份大小", "binglog size": "日志大小"}, inplace=True)
    backinfo_html=backinfo.to_html()
    # print(backinfo)

    html_string = html_string.format(table=backinfo_html,styles=style)
    #html_string=html_string.format(styles=style)
    print(html_string)
    # with app.app_context():
    #     render_template("view.html", tables=[backinfo.to_html()]
版权声明：本文内容由互联网用户自发贡献，该文观点仅代表作者本人。本站仅提供信息存储空间服务，不拥有所有权，不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容，请发送邮件至举报，一经查实，本站将立刻删除。
转载请注明出处: https://daima100.com/6831.html
frame告警_flask-caching

相关推荐

发表回复
