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Configuring the Local Yum Source

  1. Mount the OS image.
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    mount YOUR_OS.iso /media -o loop
    

    Replace YOUR_OS.iso with the actual iso package name.

  2. Back up the Yum repo file and clear the /etc/yum.repos.d/ directory.
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    cp -r /etc/yum.repos.d /etc/yum.repos.d-bak
    rm /etc/yum.repos.d/*
    

    Ensure that all repo files have been backed up. Enter y on the rm deletion page to agree to the deletion.

  3. Configure a local Yum source.
    1. Create an /etc/yum.repos.d/Local.repo file.
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      vi /etc/yum.repos.d/Local.repo
      
    2. Press i to enter the insert mode and add the following content to the file:
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      [Local]
      name=Local
      baseurl=file:///media/
      enabled=1
      gpgcheck=0
      
    3. Press Esc, type :wq!, and press Enter to save the file and exit.
  4. Make the Yum source configuration take effect.
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    yum clean all
    yum makecache
    
  5. Use the Yum source to install related software.
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    yum -y install wget vim