MySQL innobackupex全备
#!/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)
logging.info("End backup")
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