介紹
rsync命令是一個遠程數據同步工具，可通過LAN/WAN快速同步多臺主機間的文件。rsync使用所謂的“rsync算法”來使本地和遠程兩個主機之間的文件達到同步，這個算法只傳送兩個文件的不同部分，而不是每次都整份傳送，因此速度相當快。 rsync是一個功能非常強大的工具，其命令也有很多功能特色選項，我們下面就對它的選項一一進行分析說明。
常用場景
無密碼同步
服務端：vim /etc/rsyncd.conf
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#This is the rsync daemon configuration #global settings pid file = /var/run/rsyncd.pidport = 873lock file = /var/run/rsyncd.locklog file = /var/log/rsync.loggid = rootuid = root#module settings [share_data]path = /web/rsync/share_datause chroot = nomax connections = 15read only = yeswrite only = nolist = noignore errors = yestimeout = 120 |
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/usr/bin/rsync --daemonmkdir -p /web/rsync/share_data |
客戶端
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rsync -avz --progress root@192.168.1.98::share_data /home/hadoop/share_data |
限制流量同步
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rsync -avz --bwlimit=50 --progress root@192.168.1.98::share_data /home/hadoop/share_data |
有密碼同步
服務端
vim /etc/rsyncd.conf
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#This is the rsync daemon configuration #global settings pid file = /var/run/rsyncd.pidport = 873lock file = /var/run/rsyncd.locklog file = /var/log/rsync.loggid = rootuid = root#module settings [auth_data]path = /web/rsync/auth_datause chroot = nomax connections = 15read only = yeswrite only = nolist = noignore errors = yestimeout = 120auth users = hadoopsecrets file = /etc/rsyncd.passwd |
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echo "hadoop:password123" > /etc/rsyncd.passwdchmod 600 /etc/rsyncd.passwdmkdir -p /web/rsync/auth_data |
客戶端
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echo "password123" > /home/hadoop/rsyncd.passwdchmod 600 /home/hadoop/rsyncd.passwdrsync -avz --progress --password-file=/home/hadoop/rsyncd.passwd hadoop@192.168.1.98::auth_data /home/hadoop/auth_data |
或者是
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export RSYNC_PASSWORD="password123"rsync -avz --progress hadoop@192.168.1.98::auth_data /home/hadoop/auth_data |
寫入同步
服務端
vim /etc/rsyncd.conf
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#global settings pid file = /var/run/rsyncd.pidport = 873lock file = /var/run/rsyncd.locklog file = /var/log/rsync.loggid = rootuid = root#module settings [write_data]path = /web/rsync/write_datause chroot = nomax connections = 15read only = nolist = noignore errors = yestimeout = 120auth users = hadoopsecrets file = /etc/rsyncd.passwd |
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mkdir -p /web/rsync/write_data |
客戶端
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echo "123" > /home/hadoop/write_fileexport RSYNC_PASSWORD="password123"rsync -avz --progress --delete /home/hadoop/write_file hadoop@192.168.1.98::write_data |
限定IP或者網段
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#global settings pid file = /var/run/rsyncd.pidport = 873lock file = /var/run/rsyncd.locklog file = /var/log/rsync.loggid = rootuid = root#module settings [write_data]path = /web/rsync/write_datause chroot = nomax connections = 15read only = nolist = noignore errors = yestimeout = 120auth users = hadoopsecrets file = /etc/rsyncd.passwdhosts allow = 192.168.2.32 192.168.1.0/24 |
客戶端 https://download.samba.org/pub/rsync/rsync.html
服務端 https://download.samba.org/pub/rsync/rsyncd.conf.html
總結
以上就是這篇文章的全部內容了，希望本文的內容對大家的學習或者工作能帶來一定的幫助，如果有疑問大家可以留言交流。謝謝大家對服務器之家的支持。
原文鏈接：http://www.cnblogs.com/ggjucheng/p/5474038.html
