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implement new tunable event

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Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1147639

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
This commit is contained in:
Pavel Hrdina
2014-09-30 17:52:29 +02:00
parent a03b509d1c
commit 714aa155e8
3 changed files with 76 additions and 0 deletions
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3
examples/event-test.py
View File

@ -515,6 +515,8 @@ def myDomainEventDeviceRemovedCallback(conn, dom, dev, opaque):
dom.name(), dom.ID(), dev))
def myDomainEventBlockJob2Callback(conn, dom, disk, type, status, opaque):
print("myDomainEventBlockJob2Callback: Domain %s(%s) %s on disk %s %s" % (dom.name(), dom.ID(), blockJobTypeToString(type), disk, blockJobStatusToString(status)))
def myDomainEventTunableCallback(conn, dom, params, opaque):
print("myDomainEventTunableCallback: Domain %s(%s) %s" % (dom.name(), dom.ID(), params))
##########################################################################
# Network events
@ -624,6 +626,7 @@ def main():
vc.domainEventRegisterAny(None, libvirt.VIR_DOMAIN_EVENT_ID_PMSUSPEND_DISK, myDomainEventPMSuspendDiskCallback, None)
vc.domainEventRegisterAny(None, libvirt.VIR_DOMAIN_EVENT_ID_DEVICE_REMOVED, myDomainEventDeviceRemovedCallback, None)
vc.domainEventRegisterAny(None, libvirt.VIR_DOMAIN_EVENT_ID_BLOCK_JOB_2, myDomainEventBlockJob2Callback, None)
vc.domainEventRegisterAny(None, libvirt.VIR_DOMAIN_EVENT_ID_TUNABLE, myDomainEventTunableCallback, None)
vc.networkEventRegisterAny(None, libvirt.VIR_NETWORK_EVENT_ID_LIFECYCLE, myNetworkEventLifecycleCallback, None)

9
libvirt-override-virConnect.py
View File

@ -188,6 +188,15 @@
cb(self, virDomain(self, _obj=dom), devAlias, opaque)
return 0
def _dispatchDomainEventTunableCallback(self, dom, params, cbData):
"""Dispatches event to python user domain tunable event callbacks
"""
cb = cbData["cb"]
opaque = cbData["opaque"]
cb(self, virDomain(self, _obj=dom), params, opaque)
return 0
def domainEventDeregisterAny(self, callbackID):
"""Removes a Domain Event Callback. De-registering for a
domain callback will disable delivery of this event type """

64
libvirt-override.c
View File

@ -6506,6 +6506,65 @@ libvirt_virConnectDomainEventDeviceRemovedCallback(virConnectPtr conn ATTRIBUTE_
}
#endif /* LIBVIR_CHECK_VERSION(1, 1, 1) */
#if LIBVIR_CHECK_VERSION(1, 2, 9)
static int
libvirt_virConnectDomainEventTunableCallback(virConnectPtr conn ATTRIBUTE_UNUSED,
virDomainPtr dom,
virTypedParameterPtr params,
int nparams,
void *opaque)
{
PyObject *pyobj_cbData = (PyObject*)opaque;
PyObject *pyobj_dom;
PyObject *pyobj_ret = NULL;
PyObject *pyobj_conn;
PyObject *dictKey;
PyObject *pyobj_dict = NULL;
int ret = -1;
LIBVIRT_ENSURE_THREAD_STATE;
pyobj_dict = getPyVirTypedParameter(params, nparams);
if (!pyobj_dict)
goto cleanup;
if (!(dictKey = libvirt_constcharPtrWrap("conn")))
goto cleanup;
pyobj_conn = PyDict_GetItem(pyobj_cbData, dictKey);
Py_DECREF(dictKey);
/* Create a python instance of this virDomainPtr */
virDomainRef(dom);
if (!(pyobj_dom = libvirt_virDomainPtrWrap(dom))) {
virDomainFree(dom);
goto cleanup;
}
Py_INCREF(pyobj_cbData);
/* Call the Callback Dispatcher */
pyobj_ret = PyObject_CallMethod(pyobj_conn,
(char*)"_dispatchDomainEventTunableCallback",
(char*)"OOO",
pyobj_dom, pyobj_dict, pyobj_cbData);
Py_DECREF(pyobj_cbData);
Py_DECREF(pyobj_dom);
cleanup:
if (!pyobj_ret) {
DEBUG("%s - ret:%p\n", __FUNCTION__, pyobj_ret);
PyErr_Print();
Py_XDECREF(pyobj_dict);
} else {
Py_DECREF(pyobj_ret);
ret = 0;
}
LIBVIRT_RELEASE_THREAD_STATE;
return ret;
}
#endif /* LIBVIR_CHECK_VERSION(1, 2, 9) */
static PyObject *
libvirt_virConnectDomainEventRegisterAny(ATTRIBUTE_UNUSED PyObject *self,
@ -6594,6 +6653,11 @@ libvirt_virConnectDomainEventRegisterAny(ATTRIBUTE_UNUSED PyObject *self,
cb = VIR_DOMAIN_EVENT_CALLBACK(libvirt_virConnectDomainEventDeviceRemovedCallback);
break;
#endif /* LIBVIR_CHECK_VERSION(1, 1, 1) */
#if LIBVIR_CHECK_VERSION(1, 2, 9)
case VIR_DOMAIN_EVENT_ID_TUNABLE:
cb = VIR_DOMAIN_EVENT_CALLBACK(libvirt_virConnectDomainEventTunableCallback);
break;
#endif /* LIBVIR_CHECK_VERSION(1, 2, 9) */
case VIR_DOMAIN_EVENT_ID_LAST:
break;
}