def reload(sig, stackframe):
if executor:
# Ignore signal SIGHUP during reloading executor
# See bug: https://bugzilla.redhat.com/show_bug.cgi?id=1506167
signal.signal(signal.SIGHUP, lambda _sig, _stack: None)
executor.reload()
signal.signal(signal.SIGHUP, reload)
raise ReloadRequest()
exit(1, status="virt-who cannot reload, exiting")
def _main(executor):
result = None
try:
result = executor.run()
except ManagerFatalError:
executor.stop_virts()
executor.logger.exception("Fatal error:")
if not executor.options.oneshot:
executor.logger.info("Waiting for reload signal")
# Wait indefinitely until we get reload or exit signal
while True:
report = executor.queue.get(block=True)
if report == 'reload':
raise ReloadRequest()
elif report == 'exit':
return 0
if executor.options.print_:
if not result:
executor.logger.error("No hypervisor reports found")
return 1
hypervisors = []
for config, report in result.items():
if isinstance(report, DomainListReport):
hypervisors.append({
'guests': [guest.toDict() for guest in report.guests]
})
elif isinstance(report, HostGuestAssociationReport):
for hypervisor in report.association['hypervisors']:
h = OrderedDict((
('uuid', hypervisor.hypervisorId),
('guests', [guest.toDict() for guest in hypervisor.guestIds])
))
if hypervisor.facts:
h['facts'] = hypervisor.facts
if hypervisor.name:
h['name'] = hypervisor.name
hypervisors.append(h)
data = json.dumps({
'hypervisors': hypervisors
})
executor.logger.debug("Associations found: %s", json.dumps({
'hypervisors': hypervisors
}, indent=4, sort_keys=True))
print(data)
return 0
def reload(signal, stackframe):
if executor:
executor.reload()
raise ReloadRequest()
exit(1, status="virt-who cannot reload, exiting")