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[root@vmware1 tools]# wget ~]# mkdir -p /taokey/tools[root@vmware1 ~]# cd /taokey/tools/[root@vmware1 tools]# wget tools]# wget tools]# wget tools]# tar xf inotify-tools-3.14.tar.gz[root@vmware1 tools]# tar xf ocaml-3.10.2.tar.gz[root@vmware1 tools]# ll总用量 3772drwxrwxrwx 5 1000 1000 4096 3月 14 2010 inotify-tools-3.14-rw-r--r-- 1 root root 358772 3月 14 2010 inotify-tools-3.14.tar.gzdrwxrwxr-x 26 root wheel 4096 2月 29 2008 ocaml-3.10.2-rw-r--r-- 1 root root 2785669 2月 29 2008 ocaml-3.10.2.tar.gzdrwxr-xr-x 7 501 wheel 4096 6月 30 2009 unison-2.32.52-rw-r--r-- 1 root root 697866 6月 30 2009 unison-2.32.52.tar.gz2、编译安装 ##编译安装inotify,需要安装gcc编译器,不然inotify编译报错。
[root@vmware1 tools]# cd inotify-tools-3.14[root@vmware1 inotify-tools-3.14]# ./configure --prefix=/usr/local/inotify && make && make install##修改PATH环境变量
[root@vmware1 inotify-tools-3.14]# cd /usr/local/inotify/[root@vmware1 inotify]# echo "PATH=/usr/local/inotify/bin:$PATH" >/etc/profile.d/inotify.sh[root@vmware1 inotify]# source /etc/profile.d/inotify.sh##添加库文件到系统识别的路径
[root@vmware1 inotify]# echo "/usr/local/inotify/lib" >/etc/ld.so.conf.d/inotify.conf[root@vmware1 inotify]# ldconfig -v | grep inotify/usr/local/inotify/lib: libinotifytools.so.0 -> libinotifytools.so.0.4.1##链接库文件到系统识别的路径
[root@vmware1 inotify]# ln -sv /usr/local/inotify/include/ /usr/include/inotify"/usr/include/inotify" -> "/usr/local/inotify/include/"##编译安装ocaml,unison依赖于ocaml
[root@vmware1 ~]# cd /taokey/tools/ocaml-3.10.2[root@vmware1 ocaml-3.10.2]# ./configure[root@vmware1 ocaml-3.10.2]# make world opt [root@vmware1 ocaml-3.10.2]# make install##编译安装unison,安装依赖性包
[root@vmware1 ocaml-3.10.2]# cd ../unison-2.32.52[root@vmware1 unison-2.32.52]# yum -y install ctags-etags[root@vmware1 unison-2.32.52]# make UISTYLE=text THREADS=true STATIC=true#UISTYLE=text THREADS=true STATIC=true 表示:使用命令方式,加入线程支持,以静态模式编译##make install会提示错误,此错误就是要你cp unison /usr/local/bin,复制即可
[root@vmware1 unison-2.32.52]# make installmv /root/bin//unison /tmp/unison-10576mv: 无法获取"/root/bin//unison" 的文件状态(stat): 没有那个文件或目录make: [doinstall] 错误 1 (忽略)cp unison /root/bin/cp: 无法创建普通文件"/root/bin/": 是一个目录make: *** [doinstall] 错误 1[root@vmware1 unison-2.32.52]# cp unison /usr/local/bin在vmware2服务器192.168.1.12上,安装上述三个软件包。重复以上安装即可,步骤此处省略. 3、免密码密钥登陆配置 分别在服务器vmware1(192.168.1.11)和服务器vmware2(192.168.1.12)上生成ssh秘钥对。
[root@vmware1 ~]# ssh-keygen -t rsa[root@vmware2 ~]# ssh-keygen -t rsa两台服务器之间实现免秘钥登陆。 192.168.1.11:
[root@vmware1 ~]# cd .ssh/[root@vmware1 .ssh]# touch authorized_keys[root@vmware1 .ssh]# cat id_rsa.pub >>authorized_keys[root@vmware1 .ssh]# scp authorized_keys 192.168.1.12:/root/.ssh192.168.12:
[root@vmware2 ~]# cd .ssh/[root@vmware2 .ssh]# cat id_rsa.pub ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAvVRA8c9QhTDBTOmbMWlRpQyPor2BOtTOCuPehvpEJdU4pSytLoSQBzQ1TOnbpeX7NSkhGDSTOFT96VdRMBPAF3mdDLg3j7mxPiMo3EDLSdo+kyPk1dVRnmfnplZms2mmFbZZnlRxd5FEgaY3vE/w1mJMMTrpgK+dZd7nOTmIx7QjIwGb5G31G+y7h7LGVpTR/amrJOw2POuzlOQnj2BNNkyGh2uIecBQ+zxNaTzZOoC2SLYPKnsIB5wSycbG5fN0sRMUzuV2R5fFYweb6IJ/2u0zJHhbLQDL9QtPGffb5wS9ZD23fb47HMwY1KPg9Dp7f6v/5vui5u8GPlO5k+aAKQ== root@vmware2需要把vmware2服务器上的id_rsa.pub复制到vmware1服务器上的authorized_keys文件中。
[root@vmware1 .ssh]# cat authorized_keys ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAvVRA8c9QhTDBTOmbMWlRpQyPor2BOtTOCuPehvpEJdU4pSytLoSQBzQ1TOnbpeX7NSkhGDSTOFT96VdRMBPAF3mdDLg3j7mxPiMo3EDLSdo+kyPk1dVRnmfnplZms2mmFbZZnlRxd5FEgaY3vE/w1mJMMTrpgK+dZd7nOTmIx7QjIwGb5G31G+y7h7LGVpTR/amrJOw2POuzlOQnj2BNNkyGh2uIecBQ+zxNaTzZOoC2SLYPKnsIB5wSycbG5fN0sRMUzuV2R5fFYweb6IJ/2u0zJHhbLQDL9QtPGffb5wS9ZD23fb47HMwY1KPg9Dp7f6v/5vui5u8GPlO5k+aAKQ== root@vmware2完成之后,测试一下,是否可以免秘钥登陆。
[root@vmware1 ~]# ssh 192.168.1.12reverse mapping checking getaddrinfo for bogon [192.168.1.12] failed - POSSIBLE BREAK-IN ATTEMPT!Last login: Tue Sep 9 22:03:33 2014 from 192.168.1.104[root@vmware2 ~]#最后,创建文件目录,编写脚本,实现数据实时同步。
[root@vmware1 ~]# mkdir -p /var/vm1[root@vmware2 ~]# mkdir -p /var/vm2编unison同步的脚本进行测试
[root@vmware1 ~]# cat unison-A.sh #######################################################################/bin/bashipB="192.168.1.11"srcA="/var/vm1"dstB="/var/vm2"/usr/local/inotify/bin/inotifywait -mrq -e create,delete,modify,move $srcA | while read line; do/usr/local/bin/unison -batch $srcA ssh://$ipB/$dstBecho -n "$line " >> /var/log/inotify.logecho `date | cut -d " " -f1-4` >> /var/log/inotify.logdone[root@vmware1 ~]# chmod o+x unison-A.sh[root@vmware1 ~]# sh unison-A.sh &vmware2服务器上:
[root@vmware2 ~]# cat unison-B.sh #/bin/bashipA="192.168.1.11"srcB="/var/vm2"dstA="/var/vm1"/usr/local/inotify/bin/inotifywait -mrq -e create,delete,modify,move $srcB | while read line; do/usr/local/bin/unison -batch $srcB ssh://$ipA/$dstAecho -n "$line " >> /var/log/inotify.logecho `date | cut -d " " -f1-4` >> /var/log/inotify.logdone[root@vmware2 ~]# sh unison-B.sh &[1] 10555[root@vmware1 ~]# cd /var/vm1/[root@vmware1 vm1]# lsa b c test[root@vmware2 ~]# cd /var/vm2/[root@vmware2 vm2]# lsa b c test[root@vmware2 vm2]# rm -rf test[root@vmware1 vm1]# lsa b c试验到此结束。