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78 lines
2.6 KiB
Python
78 lines
2.6 KiB
Python
#
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# Copyright 2013-2014 Red Hat, Inc.
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# Cole Robinson <crobinso@redhat.com>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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# MA 02110-1301 USA.
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import libvirt
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from . import util
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from .xmlbuilder import XMLBuilder, XMLChildProperty, XMLProperty
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class _SnapshotDisk(XMLBuilder):
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_XML_ROOT_NAME = "disk"
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name = XMLProperty("./@name")
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snapshot = XMLProperty("./@snapshot")
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class DomainSnapshot(XMLBuilder):
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@staticmethod
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def find_free_name(vm, collidelist):
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return util.generate_name("snapshot", vm.snapshotLookupByName,
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sep="", start_num=1, force_num=True,
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collidelist=collidelist)
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@staticmethod
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def state_str_to_int(state):
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statemap = {
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"nostate": libvirt.VIR_DOMAIN_NOSTATE,
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"running": libvirt.VIR_DOMAIN_RUNNING,
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"blocked": libvirt.VIR_DOMAIN_BLOCKED,
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"paused": libvirt.VIR_DOMAIN_PAUSED,
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"shutdown": libvirt.VIR_DOMAIN_SHUTDOWN,
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"shutoff": libvirt.VIR_DOMAIN_SHUTOFF,
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"crashed": libvirt.VIR_DOMAIN_CRASHED,
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"pmsuspended": getattr(libvirt, "VIR_DOMAIN_PMSUSPENDED", 7)
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}
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if state == "disk-snapshot" or state not in statemap:
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state = "shutoff"
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return statemap.get(state, libvirt.VIR_DOMAIN_NOSTATE)
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_XML_ROOT_NAME = "domainsnapshot"
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_XML_PROP_ORDER = ["name", "description", "creationTime"]
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name = XMLProperty("./name")
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description = XMLProperty("./description")
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state = XMLProperty("./state")
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creationTime = XMLProperty("./creationTime", is_int=True)
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parent = XMLProperty("./parent/name")
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memory_type = XMLProperty("./memory/@snapshot")
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disks = XMLChildProperty(_SnapshotDisk, relative_xpath="./disks")
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##################
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# Public helpers #
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##################
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def validate(self):
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if not self.name:
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raise RuntimeError(_("A name must be specified."))
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