inotify+rsync实时同步起源及简介
inotify服务机制
inotify实施准备
inotify配置是建立在rsync服务的基础上
inotify,sersync,lsyncd sersync功能更多,可以做各种过滤,但从性能上看,通过测试得出inotify性能更高,每秒钟能同步好几百张图片,inotify 150张就不能实时了
实施前检查rsync daemon是正常 1
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| [iyunv@A oldboy]# ps -ef |grep daemon
root 1261 1 0 Dec11 ? 00:00:04 /usr/bin/rsync --daemon
root 13942 1945 0 02:57 pts/0 00:00:00 grep daemon
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并且可以正常推送 1
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| [iyunv@B scripts]# rsync -avz /data/ rsync_backup@192.168.129.128::data --password-file=/etc/rsync.password
sending incremental file list
./
10
100
11
sent 4345 bytes received 1893 bytes 4158.67 bytes/sec
total size is 0 speedup is 0.00
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工作场景
inotify的安装
inotifywait命令常用参数
inotify.sh脚本配置参数
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| [iyunv@B data]# cat
/server/scripts/inotify1.sh
#!/bin/bash
#para
host01=192.168.129.128
src=/data
dst=oldboy
user=rsync_backup
rsync_passfile=/etc/rsync.password
inotify_home=/usr/local/
#judge
#if [ ! -e
"$src"] \
#|| [ ! -e "${rsync_passfile}" ] \
#|| [ ! -e "${inotify_home}/bin/inotifywait" ] \
#|| [ ! -e
"/usr/bin/rsync" ] ;
#then
# echo "Check File and Folder"
# exit 9
#fi
${inotify_home}/bin/inotifywait -mrq --timefmt
'%d/%m/%y %H:%M' --format '%T %w%f' -e close_write,delete,create,attrib $src \
| while read file #读前一段代码输出的 文件
do
#rsync
-avzP --delete --timeout=100 --password-file=${rsync_passfile} $src
$user@$host01::$dst >/dev/null 2>&1
cd $src&& rsync -aruz -R --delete ./
--timeout=100 $user@$host01::$dst--password-file=${rsync_passfile}
>/dev/null 2>&1
done
exit 0
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