Using virt-rescue or virt-edit

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It is possible to edit guest VM filesystem using tools such as guestfish, virt-rescue and virt-edit. virt-rescue and virt-edit are easier to use and hence are described here.

Using virt-rescue to edit guest VM files

To edit guest VM files using virt-rescue use:

1. Start virt-rescue using 'virt-rescue -d <domain-name>'
2. See available disk partitions using 'fdisk -l'
3. Mount desired partition on /sysroot folder using 'mount /dev/vda<n> /sysroot'
4. See available commands using 'help'
5. Once editing of files is complete exit from virt-rescue using 'exit'

Using virt-edit to edit guest VM files

To edit guest VM file using virt-edit use:

virt-edit -d <domain> <file-path>

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