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#
# Copyright (C) 2021 Soleta Networks <info@soleta.eu>
#
# This program is free software: you can redistribute it and/or modify it under
# the terms of the GNU Affero General Public License as published by the
# Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
from src.virtual.qmp import QEMUMonitorProtocol
from src.virtual.qmp import QMPCapabilitiesError, QMPConnectError
QMP_DEFAULT_PORT = 4445
QMP_DEFAULT_HOST = "127.0.0.1"
def is_shutdown_event(qmp_ev):
"""
"""
return qmp_ev.get('event') == 'SHUTDOWN'
def init(host=QMP_DEFAULT_HOST, port=QMP_DEFAULT_PORT):
"""
"""
qmpconn = QEMUMonitorProtocol((host, port))
try:
qmpconn.connect()
except ConnectionRefusedError:
print("Critical err: Connection refused")
return None
except QMPCapabilitiesError as e:
print("Error negotiating capabilities")
return None
return qmpconn
def run(qmpconn):
"""
"""
while(True):
try:
qmp_ev = qmpconn.pull_event(wait=True)
except QMPConnectError as e:
print("Error trying to pull an event")
ret = -1
break
if is_shutdown_event(qmp_ev):
print("Detected guest shutdown, let's go")
ret = 0
break
qmpconn.close()
return ret
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