class Specinfra::HostInventory::Virtualization

Public Instance Methods

get() click to toggle source
# File lib/specinfra/host_inventory/virtualization.rb, line 4
def get
  res = {}
  ## docker
  if backend.run_command('grep -Eqa \'docker(/|-[0-9a-f]+)\' /proc/1/cgroup||test -e /.dockerinit').success?
    res[:system] = 'docker'
    return res
  end

  ## OpenVZ on Linux
  if backend.run_command('test -d /proc/vz -a ! -d /proc/bc').success?
    res[:system] = 'openvz'
    return res
  end

  cmd = backend.command.get(:get_inventory_system_product_name)
  ret = backend.run_command(cmd)
  if ret.exit_status == 0 and ret.stdout.length > 0
     res[:system] = parse_system_product_name(ret.stdout)
     return res
  end

  ret = backend.run_command('systemd-detect-virt')
  if ret.success?
    res[:system] = parse_systemd_detect_virt_output(ret.stdout)
  end

  res
end
parse_system_product_name(ret) click to toggle source
# File lib/specinfra/host_inventory/virtualization.rb, line 33
def parse_system_product_name(ret)
  product_name = case ret
    when /.*(VMware Virtual Platform|VMware7,1)/
      'vmware'
    when /.*VirtualBox/
      'vbox'
    when /.*KVM/
      'kvm'
    when /.*OpenStack/
      'openstack'
    else
      nil
  end
  product_name
end
parse_systemd_detect_virt_output(ret) click to toggle source
# File lib/specinfra/host_inventory/virtualization.rb, line 49
def parse_systemd_detect_virt_output(ret)
  detected = ret.strip

  case detected
  when 'vmware', 'kvm', 'qemu'
    detected
  when 'oracle'
    'vbox'
  end
end