systemctl stop firewalld

setenforce 0

yum -y install rsync

vim /etc/rsyncd.conf

uid=root
gid=root
use chroot = no
max connections = 10
strict modes = yes
pid file = /var/run/rsyncd.pid
lock file = /var/run/rsyncd.lock
log file = /var/log/rsyncd.log
[rsync]
path = /opt  #備份路徑
comment = rsync
ignore errors #跳過錯誤
read only = no #讀
write only = no #寫
hosts allow = 192.168.153.180 #備份源ip
list = false
auth users = rsync_user  #用戶

echo "rsync_user:123" > /etc/rsync.password

chmod 600 /etc/rsync.password

rsync --daemon

netstat -ntlp|grep 873
tcp        0      0 0.0.0.0:873             0.0.0.0:*               LISTEN      1583/rsync          
tcp6       0      0 :::873                  :::*                    LISTEN      1583/rsync  

yum -y install  epel-release

yum -y install inotify-tools rsync 

echo "123" > /etc/rsync.password

chmod 600 /etc/rsync.password 

vim inotify.sh

#!/bin/bash
ip=192.168.153.181 #備份端ip
src=/opt/rsync_src #數(shù)據(jù)目錄
dst=rsync
user=rsync_user # 用戶
/usr/bin/inotifywait -mrq --timefmt '%d/%m/%y %H:%M' --format '%T %w%f' -e modify,delete,create,attrib ${src} | while read file
do
rsync -vzrtopg --delete --progress $src $user@$ip::$dst --password-file=/etc/rsync.password > /dev/null && echo "$src was rsyncd"
done

mkdir /opt/rsync_src

sh inotify.sh 

cd /opt/rsync_src
echo 111 > 1.txt
echo 222 > 2.txt

ls /opt/rsync_src/
1.txt  2.txt

cd /opt/rsync_src
rm -f 1.txt

ls /opt/rsync_src/
2.txt