RPM 安装ext4magic并进行ext4文件误删恢复测试

￡神魔★判官ぃ 2023-10-08 08:29 55阅读 0赞

下载：  
\[root@localhost ~\]\# wget http://download.opensuse.org/repositories/home:/robi-1/CentOS\_7/x86\_64/ext4magic-0.3.2-3.7.x86\_64.rpm  
安装：  
\[root@localhost ~\]\# yum localinstall ext4magic-0.3.2-3.7.x86\_64.rpm  
Loaded plugins: fastestmirror, langpacks  
Examining ext4magic-0.3.2-3.7.x86\_64.rpm: ext4magic-0.3.2-3.7.x86\_64  
Marking ext4magic-0.3.2-3.7.x86\_64.rpm to be installed  
Resolving Dependencies  
\--> Running transaction check  
\---> Package ext4magic.x86\_64 0:0.3.2-3.7 will be installed  
\--> Finished Dependency Resolution  
base/7/x86\_64 | 3.6 kB 00:00  
extras/7/x86\_64 | 2.9 kB 00:00  
updates/7/x86\_64 | 2.9 kB 00:00

Dependencies Resolved

================================================================================  
Package Arch Version Repository Size  
================================================================================  
Installing:  
ext4magic x86\_64 0.3.2-3.7 /ext4magic-0.3.2-3.7.x86\_64 211 k

Transaction Summary  
================================================================================  
Install 1 Package

Total size: 211 k  
Installed size: 211 k  
Is this ok \[y/d/N\]: y  
Downloading packages:  
Running transaction check  
Running transaction test  
Transaction test succeeded  
Running transaction  
Installing : ext4magic-0.3.2-3.7.x86\_64 1/1  
Verifying : ext4magic-0.3.2-3.7.x86\_64 1/1

Installed:  
ext4magic.x86\_64 0:0.3.2-3.7

Complete!

查询安装位置：  
\[root@localhost ~\]\# rpm -qpl ext4magic-0.3.2-3.7.x86\_64.rpm  
warning: ext4magic-0.3.2-3.7.x86\_64.rpm: Header V3 DSA/SHA1 Signature, key ID fa6034b1: NOKEY  
/usr/sbin/ext4magic  
/usr/share/man/man8/ext4magic.8.gz

恢复测试：  
将/dev/datavg/datalv上ext4文件系统文件恢复到/root/rec目录下的命令如下：  
\[root@localhost ~\]\# /usr/sbin/ext4magic /dev/datavg/datalv -M -d /root/rec

源码编译安装位置不同

/usr/local/sbin/ext4magic /dev/datavg/datalv -M -d /root/rec