Source code for lago.libvirt_utils
#
# Copyright 2014 Red Hat, Inc.
#
# 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.
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# 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
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# Refer to the README and COPYING files for full details of the license
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"""
Utilities to help deal with the libvirt python bindings
"""
import libvirt
#: Mapping of domain statuses values to human readable strings
DOMAIN_STATES = {
libvirt.VIR_DOMAIN_NOSTATE: 'no state',
libvirt.VIR_DOMAIN_RUNNING: 'running',
libvirt.VIR_DOMAIN_BLOCKED: 'blocked',
libvirt.VIR_DOMAIN_PAUSED: 'paused',
libvirt.VIR_DOMAIN_SHUTDOWN: 'beign shut down',
libvirt.VIR_DOMAIN_SHUTOFF: 'shut off',
libvirt.VIR_DOMAIN_CRASHED: 'crashed',
libvirt.VIR_DOMAIN_PMSUSPENDED: 'suspended',
}
[docs]class Domain(object):
"""
Class to namespace libvirt domain related helpers
"""
@staticmethod
[docs] def resolve_state(state_number):
"""
Get a nice description from a domain state number
Args:
state_number(list of int): State number as returned by
:func:`libvirt.virDomain.state`
Returns:
str: small human readable description of the domain state, unknown
if the state is not in the known list
"""
return DOMAIN_STATES.get(state_number[0], 'unknown')