systemd-detect-virt

Detect execution in a virtualized environment. More information: https://www.freedesktop.org/software/systemd/man/systemd-detect-virt.html.

• List detectable virtualization technologies:
  systemd-detect-virt --list
• Detect virtualization, print the result and return a zero status code when running in a VM or a container, and a non-zero code otherwise:
  systemd-detect-virt
• Silently check without printing anything:
  systemd-detect-virt --quiet
• Only detect container virtualization:
  systemd-detect-virt --container
• Only detect hardware virtualization:
  systemd-detect-virt --vm