2.2 守护进程方式同步数据
[root@localhost ~]# uname -a
Linux 2.6.32-696.el6.x86_64 #1 SMP Tue Mar 21 19:29:05 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
Access via rsync daemon:
Pull: rsync [OPTION...] [USER@]HOST::SRC... [DEST]
rsync [OPTION...] rsync://[USER@]HOST[:PORT]/SRC... [DEST]
Push: rsync [OPTION...] SRC... [USER@]HOST::DEST
rsync [OPTION...] SRC... rsync://[USER@]HOST[:PORT]/DEST
2.2.1 配置rsync守护进程方式(需要有服务端与客户端)
规划:
1、backup服务器作为rsync服务端
2、以rysnc客户端作为参照物,将数据推到rsync服务器上
2.2.2 配置rsync服务端(将服务端配置到 backup 服务器上)
第一个里程碑: 软件是否存在
[root@backup ~]# rpm -qa |grep rsync
rsync-3.0.6-12.el6.x86_64
第二个里程碑: 进行软件服务配置
[root@backup ~]# vim /etc/rsyncd.conf
uid = rsync
gid = rsync
use chroot = no
max connections = 200
timeout = 300
pid file = /var/run/rsyncd.pid
lock file = /var/run/rsync.lock
log file = /var/log/rsyncd.log
ignore errors
read only = false
list = false
hosts allow = 172.16.1.0/24
hosts deny = 0.0.0.0/32
auth users = rsync_backup
secrets file = /etc/rsync.password
[backup]
comment = "backup dir by clsn"
path = /backup
第三个里程:创建rsync用户
[root@backup ~]# id rsync
id: rsync: No such user
[root@backup ~]# useradd -s /sbin/nologin -M rsync
第四个里程碑: 创建数据备份储存目录,目录修改属主
[root@backup ~]# mkdir /backup/
[root@backup ~]# chown -R rsync.rsync /backup/
第五个里程碑: 创建认证用户密码文件
echo "rsync_backup:clsn123" >>/etc/rsync.password
chmod 600 /etc/rsync.password
第六个里程碑: 启动rsync服
rsync --daemon
至此服务端配置完成
[root@backup ~]# ps -ef |grep rsync
root 2076 1 0 17:05 ? 00:00:00 rsync --daemon
root 2163 1817 0 17:38 pts/1 00:00:00 grep --color=auto rsync
[root@backup ~]# netstat -lntup |grep rsync
tcp 0 0 0.0.0.0:873 0.0.0.0:* LISTEN 2076/rsync
tcp 0 0 :::873
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