备份服务器: 192.168.1.254
需要备份的目录:/var/htdocs/www
备份时验证用户名和密码: backup/bshr(/etc/rsyncd.bshr)
备份客户机(备份数据存放地):1923.168.1.253
客户机和服务器均需安装 rsync 软件包
一、Server端配置:
(1) vim /etc/rsyncd.conf
motd file=/var/rsync/welcome.msg
pid file = /var/rsync/rsyncd.pid
lock file = /var/rsync/rsync.lock
log file = /var/rsync/rsyncd.log
##(上面4个文件需手动建)
###需要备份的模块
[www]
comment = our data for service
path = /var/htdocs/www
use chroot = no
max connections = 4
read only = true
list = false
uid = root
gid = root
secrets file = /etc/rsyncd.bshr
hosts allow = 192.168.1.253
hosts deny = 0.0.0.0/0
ignore errors = yes
transfer logging = yes
log format = "%a %f %l"
auth users = backup
##如需备份多个目录,请按上面添加
保存退出
PS:上面定义了1个备份点,只允许 192.168.1.253 连接,需要验证的用户名为 backup
(2)创建密码文件
echo "backup:bshr" > /etc/rsyncd.bshr
chmod 600 /etc/rsyncd.bshr 给予600权限。
(3)创建日志文件目录
目录mkdir /var/log/rsync
(4)启动服务端rsync
rsync --daemon (如需关闭rsync,执行killall -9 rsync)
至此服务端配置完成。。。
二、Client配置
(1)echo "bshr" > /etc/rsyncd.bshr 注意,这里不同于server端,这里只写密码即可
chmod 600 /etc/rsyncd.bshr 给予600权限。
(2)客户端基本不用配置什么文件。一个脚本就OK了。
#!/bin/bash
unset verb progress
for i in $*; do
[ "$i" = "verb" ] && verb=v
[ "$i" = "progress" ] && progress="--progress"
done
RSYNC_SERVER=192.168.1.254 #rsync server IP
AUTH_USER=backup
BAKROOT=/var/htdocs
[ ! -e $BAKROOT ] && mkdir -p $BAKROOT
PASSWD_FILE=/etc/rsyncd.bshr
PASSWD_PERM=`ls -l $PASSWD_FILE|awk '{print $1}'`
if [ "$PASSWD_PERM" != "-rw-------" ]; then
echo -e "\nWARNING: permission of passwd file changed to 0600 \n";
chmod 0600 $PASSWD_FILE
fi
LOGFILE=/var/log/rsync/rsyncbak.log
EXCLUDES=/var/log/rsync/exclude_file
[ ! -e $EXCLUDES ] && touch $EXCLUDES
BACKUP_MODULES="www" #如需备份多个目录,在“”内添加server端的模块名
OPTIONS="--force --ignore-errors --delete --delete-excluded \
--exclude-from=$EXCLUDES $progress \
--password-file=$PASSWD_FILE --backup"
rm -f /var/log/rsync/log.*
log_id=0
for bakdir in $BACKUP_MODULES; do
log_id=`expr $log_id + 1`
SUBOPTS="--backup-dir=$INC_DIR/$bakdir/$BAKTIME -az${verb}"
rsync $OPTIONS $SUBOPTS $AUTH_USER@$RSYNC_SERVER::$bakdir \
$BAKROOT/$bakdir | tee /var/log/rsync/log.$log_id
done
### 合并临时日志到备份日志中
cat /var/log/rsync/log.* >> $LOGFILE
rm -f /var/log/rsync/log.*
##### end of rsync.sh
PS:如要显示执行过程sh rsync.sh verb progress
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