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52 lines
1.4 KiB
Python
52 lines
1.4 KiB
Python
#
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# Copyright 2011, 2013 Red Hat, Inc.
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# Cole Robinson <crobinso@redhat.com>
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# Marc-Andre Lureau <marcandre.lureau@redhat.com>
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#
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# Copyright 2013 IBM Corporation
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# Author: Stefan Berger <stefanb@linux.vnet.ibm.com>
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#
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# This work is licensed under the GNU GPLv2.
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# See the COPYING file in the top-level directory.
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from .device import Device
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from ..xmlbuilder import XMLProperty
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class DeviceTpm(Device):
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_XML_ROOT_NAME = "tpm"
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TYPE_PASSTHROUGH = "passthrough"
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TYPE_DEFAULT = "default"
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TYPES = [TYPE_PASSTHROUGH]
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MODEL_TIS = "tpm-tis"
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MODEL_DEFAULT = "default"
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MODELS = [MODEL_TIS]
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@staticmethod
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def get_pretty_type(tpm_type):
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if tpm_type == DeviceTpm.TYPE_PASSTHROUGH:
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return _("Passthrough device")
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return tpm_type
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def supports_property(self, propname):
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"""
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Whether the TPM dev type supports the passed property name
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"""
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users = {
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"device_path": [self.TYPE_PASSTHROUGH],
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}
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if users.get(propname):
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return self.type in users[propname]
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return hasattr(self, propname)
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type = XMLProperty("./backend/@type",
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default_cb=lambda s: s.TYPE_PASSTHROUGH)
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model = XMLProperty("./@model",
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default_cb=lambda s: s.MODEL_TIS)
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device_path = XMLProperty("./backend/device/@path",
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default_cb=lambda s: "/dev/tpm0")
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