MySQL innobackupex全備是指什么

發布時間：2020-06-03 10:10:31

來源：51CTO

閱讀：133

作者：三月

下文主要給大家帶來MySQL innobackupex全備是指什么，希望這些內容能夠帶給大家實際用處，這也是我編輯MySQL innobackupex全備是指什么這篇文章的主要目的。好了，廢話不多說，大家直接看下文吧。

MySQL innobackupex 全備#!/usr/local/bin/python3

# -*- coding: utf-8 -*-

# Author:xtrdb.net

import os

import sys

import errno

import time

import logging

import getopt

import shlex

import MySQLdb

from subprocess import PIPE, Popen, STDOUT

db_host = "116.196.xx.16"

db_port = "9036"

db_user = "zyl"

db_passwd = 'g`QnpqD)P>}25B`^l1h)xxxx'

db_name = "mysql"

conf = "/data/mysql/mysql9036/my9036.cnf"

target_dir = "/data/full_back/test_9036_full_{}".format(time.strftime("%Y%m%d"))

pt_xtrabackup = "/usr/bin/innobackupex"

# start logging

logging.basicConfig(

filename="/tmp/innobackupex.log",

format="%(asctime)s:%(levelname)s:%(message)s",

datefmt="%Y-%m-%d %T",

level=logging.INFO,

)

logging.info("Start backup...")

class Backup(object):

def __init__(self,db_conf,user,host,passwd,port,bak_dir):

self.user = db_user

self.host = db_host

self.passwd = db_passwd

self.port = db_port

if conf == None:

self.defaults_file = "/etc/my.cnf"

else:

self.defaults_file = conf

self.target_dir = target_dir

def backup(self):

command = "{0} --defaults-file={1} --user={2} --password='{3}' --host={4} --port={5} --no-timestamp {6}".format(pt_xtrabackup, self.defaults_file, self.user, self.passwd, self.host, self.port, self.target_dir)

print(command)

status = runCommand(command)

if status == 1:

return 1

def applylog(self):

command = "%s --defaults-file=%s/backup-my.cnf --apply-log ?--user=%s --password='%s' --host=%s --port=%s ?%s" % (pt_xtrabackup, target_dir,self.user, self.passwd, self.host,self.port, target_dir)

print(command)

status = runCommand(command)

if status == 1:

return 1

return 0

def runCommand(command):

cmd = shlex.split(command)

logging.debug('Running back command: "' + command + '"')

proc = Popen(cmd, stdout=PIPE, stderr=PIPE)

for line in proc.stderr:

logging.warning(str(line.strip()))

for line in proc.stdout:

logging.debug(str(line.strip()))

proc.wait()

if proc.returncode != 0:

logging.critical('Command failed with return code "' + str(proc.returncode) + '"')

else:

logging.debug('Command successfully finished with returncode "' + str(proc.returncode) + '"')

return 0

if __name__ == '__main__':

t = Backup("defaults_file","db_user","db_passwd","db_host",9036,"target_dir")

t.backup()

backup_status = t.applylog()

if backup_status == 0:

db_size = os.popen("du -sh %s" %target_dir).read().split("\t")

logging.info("backup up dbszie: %s" %db_size[0])

logging.info("End backup")

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