Virt-customize

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virt-customize command available since 2014^[1] included in libguestfs-tools which allows to customize virtual machines.

Examples

Edit grup Kernel command line ^[2]

virt-customize -a rhel7.img \
    --edit '/etc/default/grub:
      s/^GRUB_CMDLINE_LINUX="/GRUB_CMDLINE_LINUX="nosmt /' \
    --run-command 'grub2-mkconfig -o /boot/grub2/grub.cfg'

virt-customize -a guest1.img \
    --hostname guest1 --timezone Europe/London \
    --install gcc

See also

libguestfs-tools: virt-sysprep, virt-clone, virt-builder, virt-customize, virt-resize, virt-rescue, virt-sparsify, guestmount, guestfish, virt-inspector, virt-cat, virt-log, virt-df, virt-ls, virt-filesystems, virt-list-filesystems, virt-edit

↑ https://rwmj.wordpress.com/2014/03/25/new-tool-virt-customize/

↑ https://rwmj.wordpress.com/2019/04/09/tip-edit-grub-kernel-command-line-in-rhel-7-or-centos-7/

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KVM

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