mirror of
https://github.com/virt-manager/virt-manager.git
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86 lines
2.6 KiB
Python
86 lines
2.6 KiB
Python
#
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# Copyright 2013 Red Hat, Inc.
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#
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# This work is licensed under the GNU GPLv2 or later.
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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 DeviceRng(Device):
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XML_NAME = "rng"
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TYPE_RANDOM = "random"
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TYPE_EGD = "egd"
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BACKEND_TYPE_UDP = "udp"
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BACKEND_TYPE_TCP = "tcp"
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BACKEND_MODE_BIND = "bind"
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BACKEND_MODE_CONNECT = "connect"
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@staticmethod
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def get_pretty_type(rng_type):
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if rng_type == DeviceRng.TYPE_RANDOM:
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return _("Random")
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if rng_type == DeviceRng.TYPE_EGD:
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return _("Entropy Gathering Daemon")
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return rng_type
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@staticmethod
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def get_pretty_backend_type(backend_type):
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return {"udp": "UDP",
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"tcp": "TCP"}.get(backend_type) or backend_type
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@staticmethod
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def get_pretty_mode(mode):
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return {"bind": _("Bind"),
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"connect": _("Connect")}.get(mode) or mode
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def supports_property(self, propname):
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"""
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Whether the rng dev type supports the passed property name
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"""
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users = {
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"type": [self.TYPE_EGD, self.TYPE_RANDOM],
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"model": [self.TYPE_EGD, self.TYPE_RANDOM],
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"bind_host": [self.TYPE_EGD],
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"bind_service": [self.TYPE_EGD],
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"connect_host": [self.TYPE_EGD],
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"connect_service": [self.TYPE_EGD],
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"backend_type": [self.TYPE_EGD],
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"device": [self.TYPE_RANDOM],
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"rate_bytes": [self.TYPE_EGD, self.TYPE_RANDOM],
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"rate_period": [self.TYPE_EGD, self.TYPE_RANDOM],
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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/@model")
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model = XMLProperty("./@model")
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backend_type = XMLProperty("./backend/@type")
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bind_host = XMLProperty("./backend/source[@mode='bind']/@host")
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bind_service = XMLProperty("./backend/source[@mode='bind']/@service")
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connect_host = XMLProperty("./backend/source[@mode='connect']/@host")
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connect_service = XMLProperty("./backend/source[@mode='connect']/@service")
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rate_bytes = XMLProperty("./rate/@bytes")
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rate_period = XMLProperty("./rate/@period")
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device = XMLProperty("./backend[@model='random']")
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##################
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# Default config #
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##################
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def set_defaults(self, guest):
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if not self.model:
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self.model = "virtio"
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