virt-manager/virtinst/devicetpm.py
2013-09-19 13:31:33 -04:00

69 lines
2.1 KiB
Python

# coding=utf-8
#
# Copyright 2011 Red Hat, Inc.
# Cole Robinson <crobinso@redhat.com>
# Marc-André Lureau <marcandre.lureau@redhat.com>
#
# Copyright 2013 IBM Corporation
# Author: Stefan Berger <stefanb@linux.vnet.ibm.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301 USA.
from virtinst import VirtualDevice
from virtinst.xmlbuilder import XMLProperty
class VirtualTPMDevice(VirtualDevice):
virtual_device_type = VirtualDevice.VIRTUAL_DEV_TPM
TYPE_PASSTHROUGH = "passthrough"
TYPE_DEFAULT = "default"
TYPES = [TYPE_PASSTHROUGH]
MODEL_TIS = "tpm-tis"
MODEL_DEFAULT = "default"
MODELS = [MODEL_TIS]
@staticmethod
def get_pretty_type(tpm_type):
if tpm_type == VirtualTPMDevice.TYPE_PASSTHROUGH:
return _("Passthrough device")
return tpm_type
def supports_property(self, propname):
"""
Whether the TPM dev type supports the passed property name
"""
users = {
"device_path" : [self.TYPE_PASSTHROUGH],
}
if users.get(propname):
return self.type in users[propname]
return hasattr(self, propname)
type = XMLProperty("./backend/@type",
default_cb=lambda s: s.TYPE_PASSTHROUGH)
model = XMLProperty("./@model",
default_cb=lambda s: s.MODEL_TIS)
device_path = XMLProperty("./backend/device/@path",
default_cb=lambda s: "/dev/tpm0")
VirtualTPMDevice.register_type()