MySQL innobackupex 全备

#!/usr/local/bin/python3# -*- coding: utf-8 -*-# Author:xtrdb.netimport osimport sysimport errnoimport timeimport loggingimport getoptimport shleximport MySQLdbfrom subprocess import PIPE, Popen, STDOUTdb_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 logginglogging.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 0def 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 0if __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")