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check_mysql_status_ext.py 4.11 KB
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#!//bin/env python
#coding:utf-8
import os
import sys
import string
import time
import datetime
import MySQLdb
import global_functions as func
from multiprocessing import Process;
def check_mysql_status_ext(host,port,user,passwd,server_id):
datalist=[]
try:
connect=MySQLdb.connect(host=host,user=user,passwd=passwd,port=int(port),connect_timeout=2,charset='utf8')
cur=connect.cursor()
connect.select_db('information_schema')
cur.execute("select VARIABLE_VALUE from GLOBAL_STATUS where VARIABLE_NAME ='Queries';");
result = cur.fetchone()
Queries=result[0]
cur.execute("select VARIABLE_VALUE from GLOBAL_STATUS where VARIABLE_NAME ='Com_commit';");
result = cur.fetchone()
Com_commit=result[0]
cur.execute("select VARIABLE_VALUE from GLOBAL_STATUS where VARIABLE_NAME ='Com_rollback';");
result = cur.fetchone()
Com_rollback=result[0]
cur.execute("select VARIABLE_VALUE from GLOBAL_STATUS where VARIABLE_NAME ='Bytes_received';");
result = cur.fetchone()
Bytes_received=result[0]
cur.execute("select VARIABLE_VALUE from GLOBAL_STATUS where VARIABLE_NAME ='Bytes_sent';");
result = cur.fetchone()
Bytes_sent=result[0]
time.sleep(1)
cur.execute("select VARIABLE_VALUE from GLOBAL_STATUS where VARIABLE_NAME ='Queries';");
result = cur.fetchone()
Queries_2=result[0]
cur.execute("select VARIABLE_VALUE from GLOBAL_STATUS where VARIABLE_NAME ='Com_commit';");
result = cur.fetchone()
Com_commit_2=result[0]
cur.execute("select VARIABLE_VALUE from GLOBAL_STATUS where VARIABLE_NAME ='Com_rollback';");
result = cur.fetchone()
Com_rollback_2=result[0]
cur.execute("select VARIABLE_VALUE from GLOBAL_STATUS where VARIABLE_NAME ='Bytes_received';");
result = cur.fetchone()
Bytes_received_2=result[0]
cur.execute("select VARIABLE_VALUE from GLOBAL_STATUS where VARIABLE_NAME ='Bytes_sent';");
result = cur.fetchone()
Bytes_sent_2=result[0]
QPS=int(Queries_2) - int(Queries)
TPS=(int(Com_commit_2)+int(Com_rollback_2)) - (int(Com_commit)+int(Com_rollback))
Bytes_received=(int(Bytes_received_2) - int(Bytes_received))/1024
Bytes_sent=(int(Bytes_sent_2) - int(Bytes_sent))/1024
cur.close()
connect.close()
sql="insert into mysql_status_ext(server_id,QPS,TPS,Bytes_received,Bytes_sent) values(%s,%s,%s,%s,%s)"
param=(server_id,QPS,TPS,Bytes_received,Bytes_sent)
func.mysql_exec(sql,param)
except MySQLdb.Error,e:
print "Mysql Error %d: %s" %(e.args[0],e.args[1])
sql="insert into mysql_status_ext(server_id,QPS,TPS,Bytes_received,Bytes_sent) values(%s,%s,%s,%s,%s)"
param=(server_id,0,0,0,0)
func.mysql_exec(sql,param)
def main():
func.mysql_exec("insert into mysql_status_ext_history(server_id,QPS,TPS,Bytes_received,Bytes_sent,create_time,YmdHi) select server_id,QPS,TPS,Bytes_received,Bytes_sent,create_time,LEFT(REPLACE(REPLACE(REPLACE(create_time,'-',''),' ',''),':',''),12) from mysql_status_ext;",'')
func.mysql_exec("delete from mysql_status_ext",'')
#get mysql servers list
user = func.get_config('mysql_db','username')
passwd = func.get_config('mysql_db','password')
servers=func.mysql_query("select id,host,port,status from servers where is_delete=0;")
if servers:
print("%s: check_mysql_status_ext controller started." % (time.strftime('%Y-%m-%d %H:%M:%S', time.localtime()),));
plist = []
for row in servers:
server_id=row[0]
host=row[1]
port=row[2]
status=row[3]
if status <> 0:
p = Process(target = check_mysql_status_ext, args = (host,port,user,passwd,server_id))
plist.append(p)
p.start()
for p in plist:
p.join()
print("%s: check_mysql_status_ext controller finished." % (time.strftime('%Y-%m-%d %H:%M:%S', time.localtime()),))
if __name__=='__main__':
main()

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