68 lines
2.4 KiB
Python
68 lines
2.4 KiB
Python
# Copyright(c) 2018 WindRiver Systems
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from oslo_config import cfg
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# Note: this string is being used for regex parsing later with re module.
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#
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# Use Python's raw string notation for regular expressions and
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# uses the backslash character ('\') to indicate special
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# forms or to allow special characters to be used without invoking
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# their special meaning.
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SOCK = r'/var/lib/libvirt/qemu/org\.qemu\.guest_agent\..*\.instance-.*\.sock'
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monitor_opts = [
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cfg.IntOpt('guest_monitoring_interval',
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default=10,
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help='''
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Guest monitoring interval of VM status (in seconds).
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* The value should not be too low as there should not be false negative
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* for reporting QEMU_GUEST_AGENT failures
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* VM needs time to do powering-off.
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* guest_monitoring_interval should be greater than
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* the time to SHUTDOWN VM gracefully.
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* e.g. | 565da9ba-3c0c-4087-83ca | iim1 | ACTIVE | powering-off | Running
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'''),
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cfg.IntOpt('guest_monitoring_timeout',
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default=2,
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help='Guest monitoring timeout (in seconds).'),
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cfg.IntOpt('guest_monitoring_failure_threshold',
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default=3,
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help='Failure threshold before sending notification.'),
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cfg.StrOpt('qemu_guest_agent_sock_path',
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default=SOCK,
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help='''
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* The file path of qemu guest agent sock.
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* Please use Python raw string notation as regular expressions.
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e.g. r'/var/lib/libvirt/qemu/org\.qemu\.guest_agent\..*\.instance-.*\.sock'
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'''),
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cfg.BoolOpt('callback_paused_event',
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default=True,
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help='''
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* True: Callback for VM paused events.
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* False: Do not callback for VM paused events.
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'''),
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]
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def register_opts(conf):
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conf.register_opts(monitor_opts, group='introspectiveinstancemonitor')
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def list_opts():
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return {
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'introspectiveinstancemonitor': monitor_opts
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}
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