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event: Add bindings for agent lifecycle event

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Also add the example.
This commit is contained in:
Peter Krempa 2014-11-24 16:41:39 +01:00
parent c6def1bf95
commit acc47bcb71
3 changed files with 81 additions and 0 deletions
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11
examples/event-test.py Normal file → Executable file
View File

@ -464,6 +464,14 @@ def blockJobStatusToString(status):
blockJobStatus = ( "Completed", "Failed", "Canceled", "Ready", )
return blockJobStatus[status]
def agentLifecycleStateToString(state):
agentStates = ( "unknown", "connected", "disconnected", )
return agentStates[state]
def agentLifecycleReasonToString(reason):
agentReasons = ( "unknown", "domain started", "channel event", )
return agentReasons[reason]
def myDomainEventCallback1 (conn, dom, event, detail, opaque):
print("myDomainEventCallback1 EVENT: Domain %s(%s) %s %s" % (dom.name(), dom.ID(),
domEventToString(event),
@ -517,6 +525,8 @@ 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))
def myDomainEventAgentLifecycleCallback(conn, dom, state, reason, opaque):
print("myDomainEventAgentLifecycleCallback: Domain %s(%s) %s %s" % (dom.name(), dom.ID(), agentLifecycleStateToString(state), agentLifecycleReasonToString(reason)))
##########################################################################
# Network events
@ -627,6 +637,7 @@ def main():
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.domainEventRegisterAny(None, libvirt.VIR_DOMAIN_EVENT_ID_AGENT_LIFECYCLE, myDomainEventAgentLifecycleCallback, None)
vc.networkEventRegisterAny(None, libvirt.VIR_NETWORK_EVENT_ID_LIFECYCLE, myNetworkEventLifecycleCallback, None)

10
libvirt-override-virConnect.py
View File

@ -197,6 +197,16 @@
cb(self, virDomain(self, _obj=dom), params, opaque)
return 0
def _dispatchDomainEventAgentLifecycleCallback(self, dom, state, reason, cbData):
"""Dispatches event to python user domain agent lifecycle event callback
"""
cb = cbData["cb"]
opaque = cbData["opaque"]
cb(self, virDomain(self, _obj=dom), state, reason, 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 """

60
libvirt-override.c
View File

@ -6566,6 +6566,61 @@ libvirt_virConnectDomainEventTunableCallback(virConnectPtr conn ATTRIBUTE_UNUSED
}
#endif /* LIBVIR_CHECK_VERSION(1, 2, 9) */
#if LIBVIR_CHECK_VERSION(1, 2, 11)
static int
libvirt_virConnectDomainEventAgentLifecycleCallback(virConnectPtr conn ATTRIBUTE_UNUSED,
virDomainPtr dom,
int state,
int reason,
void *opaque)
{
PyObject *pyobj_cbData = (PyObject*)opaque;
PyObject *pyobj_dom;
PyObject *pyobj_ret = NULL;
PyObject *pyobj_conn;
PyObject *dictKey;
int ret = -1;
LIBVIRT_ENSURE_THREAD_STATE;
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*)"_dispatchDomainEventAgentLifecycleCallback",
(char*)"OiiO",
pyobj_dom, state, reason, pyobj_cbData);
Py_DECREF(pyobj_cbData);
Py_DECREF(pyobj_dom);
cleanup:
if (!pyobj_ret) {
DEBUG("%s - ret:%p\n", __FUNCTION__, pyobj_ret);
PyErr_Print();
} else {
Py_DECREF(pyobj_ret);
ret = 0;
}
LIBVIRT_RELEASE_THREAD_STATE;
return ret;
}
#endif /* LIBVIR_CHECK_VERSION(1, 2, 11) */
static PyObject *
libvirt_virConnectDomainEventRegisterAny(ATTRIBUTE_UNUSED PyObject *self,
PyObject *args)
@ -6658,6 +6713,11 @@ libvirt_virConnectDomainEventRegisterAny(ATTRIBUTE_UNUSED PyObject *self,
cb = VIR_DOMAIN_EVENT_CALLBACK(libvirt_virConnectDomainEventTunableCallback);
break;
#endif /* LIBVIR_CHECK_VERSION(1, 2, 9) */
#if LIBVIR_CHECK_VERSION(1, 2, 11)
case VIR_DOMAIN_EVENT_ID_AGENT_LIFECYCLE:
cb = VIR_DOMAIN_EVENT_CALLBACK(libvirt_virConnectDomainEventAgentLifecycleCallback);
break;
#endif /* LIBVIR_CHECK_VERSION(1, 2, 11) */
case VIR_DOMAIN_EVENT_ID_LAST:
break;
}