创建备份用户

db.createUser({user: 'backup',pwd: 'back123' ,roles : [{role : 'userAdminAnyDatabase' ,db : 'admin' },{role : 'readAnyDatabase' ,db : 'admin' },{role : 'dbOwner' ,db : 'admin' },{role : 'userAdmin' ,db : 'admin' },{role : 'root' ,db : 'admin' },{role : 'dbAdmin' ,db : 'admin' }]})

命令备份

mongodump -h 10.92.0.26 --port=27017 -ubackup -pbackup123  --authenticationDatabase admin -o /opt/data/back/

备份脚本

#coding:utf-8

import sys,subprocess,os,time,datetime

import shutil

def pay_mongodb_back():

    try:

        db_host = '10.92.0.26'

        db_port = '27017'

        db_user = 'backup'

        db_pass = 'backup123'

        back_dir = '/opt/data/back/{0}/'.format(db_host) + time.strftime('%Y-%m-%d', time.localtime(time.time()))

        date =time.strftime('%Y-%m-%d-%H:%M:%S', time.localtime(time.time()))

        TAR_BAK="mongodb_bak_{0}.zip".format(date)

        tmp_dir= '/tmp/{ip}tmp_mongodb_bak'.format(ip=db_host)

        if os.path.exists(back_dir):

            pass

        else:

            os.makedirs(back_dir)

        if os.path.exists(tmp_dir):

            pass

        else:

            os.makedirs(tmp_dir)

        ret = subprocess.Popen('mongodump -h {0} --port={1} -u {2} -p {3}  --authenticationDatabase admin -o {4} &&cd {5} && zip  -r {6}/{7}  {8}/*'.format(db_host,db_port,db_user,db_pass,tmp_dir,tmp_dir,back_dir,TAR_BAK,tmp_dir),shell=True,stdin=subprocess.PIPE,stdout=subprocess.PIPE, stderr=subprocess.PIPE)

        print ('本次{ip}mongodb备份成功执行').format(ip=db_host)

        time.sleep(0.5)

        shutil.rmtree(tmp_dir)

    except Exception as e:

        print ('备份失败,原因:',e)

if __name__ == '__main__':

    date =time.strftime('%Y-%m-%d-%H:%M:%S', time.localtime(time.time()))

    print ('备份时间:',date)

    pay_mongodb_back()