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55 lines
1.6 KiB
55 lines
1.6 KiB
import json
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import paramiko
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# 实例化ssh客户端
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from Util import MysqlUtil
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from scp import SCPClient
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from Util.CommonUtil import *
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# 初始化连接
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with open("Config.json", 'r') as load_f:
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connect = json.load(load_f)
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db = MysqlUtil.MySQLConnect(connect)
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# 获取所有需要备份的表【注意：%在python中需要转义:%%】
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sql = "select table_name from information_schema.tables where table_schema='dsideal_db' and table_name like 't_un%%'"
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tableNames = db.fetchall(sql)
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tableStrs = ''
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for t in tableNames:
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tableStrs = tableStrs + ' ' + t['table_name']
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# 备份多张表
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gzName = 't_university_' + getCurrentTimeFileName() + '.sql.gz'
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cmd = 'mysqldump -uroot -pDsideaL147258369 dsideal_db ' + tableStrs + '| gzip > /usr/local/' + gzName
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# 连接远程主机进行操作
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# 实例化ssh客户端
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ssh = paramiko.SSHClient()
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# 创建默认的白名单
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policy = paramiko.AutoAddPolicy()
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# 设置白名单
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ssh.set_missing_host_key_policy(policy)
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# 链接服务器
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ssh.connect(
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hostname="10.10.14.187", # 服务器的ip
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port=26611, # 服务器的端口
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username="root", # 服务器的用户名
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password="dsideal" # 用户名对应的密码
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)
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# 远程执行命令
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stdin, stdout, stderr = ssh.exec_command(cmd)
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result = stdout.read().decode()
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# 下载回来
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scp_client = SCPClient(ssh.get_transport(), socket_timeout=15.0)
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scp_client.get('/usr/local/'+gzName, "..\\Sql\\" + gzName)
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# 关闭远程主机
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ssh.close()
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# 关闭数据库
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db.close()
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# 提示
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printf("恭喜，文件备份成功！")
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