Yum repos files

To add a yum repository, let us create a file named 'rhel-local. Here, we don't want to check the signature, so gpgcheck is '0'. If your repository is located at ftp or http or any other server, you just need to change the base url accordingly. For adding extra repositories to yum perform the steps below:.

You can find some of the most useful repositories on the list provided on the Available Repositories for CentOS webpage , with instructions on how to install them. For some of the repositories you will have to follow the instructions above and for others you will have to install a package like below:.

For example, to install the most popular third-party repository, the EPEL Extra Packages for Enterprise Linux , you can simply run the following command:.

And then the packages in the EPEL will be available on your system. Keep in mind that you can always see a list of repositories used by your system by running the following command:.

Also, if you wish to search for a package in a particular repository you can use the following command:. Dependencies among packages Software packages in Linux often depend upon other packages to run correctly.

Dependency problem So how does it affect anything? Leave this field empty. Here you can provide a space-separated list of packages which yum can install , but will never update. Refer to the yum. When one package declares in its spec file that it obsoletes another package, the latter package will be replaced by the former package when the former package is installed. Obsoletes are declared, for example, when a package is renamed. Disabling all plug-ins is not advised. Disabling all plug-ins is not advised because certain plug-ins provide important Yum services.

Disabling plug-ins globally is provided as a convenience option, and is generally only recommended when diagnosing a potential problem with Yum. For more information about various Yum plug-ins, refer to Section 4. This section explains how to add, enable, and disable a repository by using the yum-config-manager command. All files with the. Obtaining and installing software packages from unverified or untrusted software sources other than Red Hat Network constitutes a potential security risk, and could lead to security, stability, compatibility, and maintainability issues.

Yum repositories commonly provide their own.