rsync Sync Data under CentOS

1. Install rsync

Yum-y Installrsync

2, no password command line synchronization

Client actions

Ssh-keygen-trsa

Ssh-copy-id-i/root/.ssh/[email protected]

SSH [email protected]

Mkdir-pv/data/shell

rsync-az--delete [Email protected]:/data/rsyncdata//data/shell/

3. synchronization with password service mode

because rsync belongs to the XINETD service, you need to install XINETD first

Yum-y installxinetd

Vi/etc/xinetd.d/rsync

change distable to No

Start the service

/etc/init.d/xinetdstart

NETSTAT-TUNPL |grep 873

Create user

Useraddrsyncuser

Echo ' 123456 ' |passwd--stdin rsyncuser

Create a backup directory

Mkdir-pv/data/rsyncdata

Setting up a configuration file

Vi/etc/rsyncd.conf

Uid=nobody

Gid=nobody

address=192.168.1.181

port=873

hostsallow=192.168.1.186

Use Chroot=yes

Maxconnections=5

Pidfile=/var/run/rsyncd.pid

Lockfile=/var/run/rsync.lock

Log File=/var/log/rsyncd.log

Motdfile=/etc/rsyncd.motd

[Backdata]

Path=/data/rsyncdata

Comment=rsyncbackup

Read Only=yes

List=yes

Authusers=rsyncuser

secretsfile=/etc/rsyncd.passwd

Create a reminder file and password file

Echo ' Welcome Tobackup server ' >/ETC/RSYNCD.MOTD

vi/etc/rsyncd.passwd

rsyncuser:123456

chmod 600/etc/rsyncd.passwd

Service Xinetdrestart

Client No Password Synchronization

exportrsync_password=123456

rsync [Email protected]::backdata/data/shell/

This article is from the "track to record work learning" blog, so be sure to keep this source http://stephenliu.blog.51cto.com/6470474/1676556

rsync Sync Data under CentOS