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HomeOperation and MaintenanceLinux Operation and MaintenanceHow to query software package information in Linux

How to query software package information in Linux: 1. Use the RPM command to query the relevant information of the RPM software package, such as querying whether the software package has been installed, the file list of the software package, etc. The syntax "rpm [option] packageName"; 2. Use the yum command with the syntax "yum [option] packageName" to output the installation status of the specified software package. You can also search for all software packages related to the keyword from the yum source server and query the details of the executed software package. information.

How to query software package information in Linux

#The operating environment of this tutorial: linux7.3 system, Dell G3 computer.

Software package, as the name suggests, is the product of packaging applications, configuration files and data. How to query software package information in Linux? The following article will talk about query methods.

Linux RPM query software package information

In Linux, we can use the RPM command to query the relevant information of the RPM software package, including querying whether the software package has been installed, Query all installed software packages in the system, view detailed information of software packages, query the file list of software packages, and query which RPM package a certain system file belongs to.

rpm query whether the software is installed

rpm -q packageName
##ParameterDescriptionpackageNamePackage name.

说明:

  • -q 表示查询,是 query 的首字母。这里使用的是包名,而不是包全名。因为已安装的软件包只需给出包名,系统就可以成功识别(使用包全名反而无法识别)。

例1:查询是否安装了 httpd

rpm -q httpd

How to query software package information in Linux

rpm查询所有安装包

rpm -qa packageName

例2:查询 httpd 的所有的安装包

rpm -qa httpd

How to query software package information in Linux

rpm查询软件包信息

rpm -qi packageName

说明

  • -i 选项表示查询软件信息,是 information 的首字母。这里用的是包全名,且未安装的软件包需使用 “绝对路径+包全名” 的方式才能确定包。

例3:查询 httpd 的软件包信息

rpm -qi httpd

How to query software package information in Linux

未安装软件包查询

rpm -qip packageName

rpm查询软件包文件列表

rpm -ql packageName

说明

  • -l 选项表示列出软件包所有文件的安装目录。

rpm查询系统文件软件包

rpm -qf packageName

说明

  • -f 选项的含义是查询系统文件所属哪个软件包,是 file 的首字母。只有使用 RPM 包安装的文件才能使用该命令,手动方式建立的文件无法使用此命令。

rpm查询软件包依赖关系

rpm -qR packageName

说明

  • -R(大写)选项的含义是查询软件包的依赖性,是 requires 的首字母。

例4:查询 httpd 的软件包依赖关系

rpm -qR httpd

How to query software package information in Linux

Linux yum查询软件包的信息

在 Linux 中,我们可以使用 yum 命令查询所有已安装和可安装的软件包,可以查询指定软件包的安装情况,还可以从 yum 源服务器上查找与关键字相关的所有软件包以及查询执行软件包的详细信息。

yum查询已安装和可安装软件包

yum list

说明

  • 使用 yum list 命令,可以列出所有已安装和可安装的软件包信息。

示例1:查询所有已安装和可安装的软件包

How to query software package information in Linux

yum查询软件包安装情况

yum list packageName

示例2:

yum list httpd

How to query software package information in Linux

yum搜索软件包

yum search packageName

说明

  • 从 yum 源服务器上查找与 packageName 相关的所有软件包。

示例3:

yum search httpd

How to query software package information in Linux

yum查看软件包详情

yum info packageName

说明

  • 查看软件包 packageName 的详细信息。

示例4:

yum info httpd

How to query software package information in Linux

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