2008-10-31 13:56:47 +00:00
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def __del__(self):
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try:
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for cb,opaque in self.domainEventCallbacks.items():
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del self.domainEventCallbacks[cb]
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self.domainEventCallbacks = None
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libvirtmod.virConnectDomainEventDeregister(self._o, self)
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except AttributeError:
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pass
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if self._o != None:
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libvirtmod.virConnectClose(self._o)
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self._o = None
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def domainEventDeregister(self, cb):
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"""Removes a Domain Event Callback. De-registering for a
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domain callback will disable delivery of this event type """
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try:
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del self.domainEventCallbacks[cb]
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if len(self.domainEventCallbacks) == 0:
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ret = libvirtmod.virConnectDomainEventDeregister(self._o, self)
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if ret == -1: raise libvirtError ('virConnectDomainEventDeregister() failed', conn=self)
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except AttributeError:
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pass
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def domainEventRegister(self, cb, opaque):
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"""Adds a Domain Event Callback. Registering for a domain
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callback will enable delivery of the events """
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try:
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self.domainEventCallbacks[cb] = opaque
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except AttributeError:
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self.domainEventCallbacks = {cb:opaque}
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ret = libvirtmod.virConnectDomainEventRegister(self._o, self)
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if ret == -1: raise libvirtError ('virConnectDomainEventRegister() failed', conn=self)
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2008-11-24 19:28:12 +00:00
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def dispatchDomainEventCallbacks(self, dom, event, detail):
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2008-10-31 13:56:47 +00:00
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"""Dispatches events to python user domain event callbacks
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"""
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try:
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for cb,opaque in self.domainEventCallbacks.items():
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2008-11-24 19:28:12 +00:00
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cb(self,dom,event,detail,opaque)
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2008-10-31 13:56:47 +00:00
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return 0
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except AttributeError:
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pass
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2010-03-26 13:22:06 +00:00
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def dispatchDomainEventLifecycleCallback(self, dom, event, detail, cbData):
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2010-04-08 15:01:00 +00:00
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"""Dispatches events to python user domain lifecycle event callbacks
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2010-03-26 13:22:06 +00:00
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"""
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cb = cbData["cb"]
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opaque = cbData["opaque"]
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cb(self, virDomain(self, _obj=dom), event, detail, opaque)
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return 0
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def dispatchDomainEventGenericCallback(self, dom, cbData):
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2010-04-08 15:01:00 +00:00
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"""Dispatches events to python user domain generic event callbacks
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2010-03-26 13:22:06 +00:00
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"""
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try:
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cb = cbData["cb"]
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opaque = cbData["opaque"]
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cb(self, virDomain(self, _obj=dom), opaque)
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return 0
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except AttributeError:
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pass
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2010-04-08 15:01:00 +00:00
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def dispatchDomainEventRTCChangeCallback(self, dom, offset, cbData):
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"""Dispatches events to python user domain RTC change event callbacks
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"""
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try:
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cb = cbData["cb"]
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opaque = cbData["opaque"]
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cb(self, virDomain(self, _obj=dom), offset ,opaque)
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return 0
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except AttributeError:
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pass
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def dispatchDomainEventWatchdogCallback(self, dom, action, cbData):
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"""Dispatches events to python user domain watchdog event callbacks
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"""
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try:
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cb = cbData["cb"]
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opaque = cbData["opaque"]
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cb(self, virDomain(self, _obj=dom), action, opaque)
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return 0
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except AttributeError:
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pass
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def dispatchDomainEventIOErrorCallback(self, dom, srcPath, devAlias, action, cbData):
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"""Dispatches events to python user domain IO error event callbacks
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"""
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try:
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cb = cbData["cb"]
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opaque = cbData["opaque"]
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Add support for another explicit IO error event
This introduces a new event type
VIR_DOMAIN_EVENT_ID_IO_ERROR_REASON
This event is the same as the previous VIR_DOMAIN_ID_IO_ERROR
event, but also includes a string describing the cause of
the event.
Thus there is a new callback definition for this event type
typedef void (*virConnectDomainEventIOErrorReasonCallback)(virConnectPtr conn,
virDomainPtr dom,
const char *srcPath,
const char *devAlias,
int action,
const char *reason,
void *opaque);
This is currently wired up to the QEMU block IO error events
* daemon/remote.c: Dispatch IO error events to client
* examples/domain-events/events-c/event-test.c: Watch for
IO error events
* include/libvirt/libvirt.h.in: Define new IO error event ID
and callback signature
* src/conf/domain_event.c, src/conf/domain_event.h,
src/libvirt_private.syms: Extend API to handle IO error events
* src/qemu/qemu_driver.c: Connect to the QEMU monitor event
for block IO errors and emit a libvirt IO error event
* src/remote/remote_driver.c: Receive and dispatch IO error
events to application
* src/remote/remote_protocol.x: Wire protocol definition for
IO error events
* src/qemu/qemu_monitor.c, src/qemu/qemu_monitor.h,
src/qemu/qemu_monitor_json.c: Watch for BLOCK_IO_ERROR event
from QEMU monitor
2010-03-18 19:37:44 +00:00
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cb(self, virDomain(self, _obj=dom), srcPath, devAlias, opaque)
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return 0
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except AttributeError:
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pass
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def dispatchDomainEventIOErrorReasonCallback(self, dom, srcPath, devAlias, action, reason, cbData):
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"""Dispatches events to python user domain IO error event callbacks
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"""
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try:
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cb = cbData["cb"]
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opaque = cbData["opaque"]
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cb(self, virDomain(self, _obj=dom), srcPath, devAlias, action, reason, opaque)
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2010-04-08 15:01:00 +00:00
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return 0
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except AttributeError:
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pass
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def dispatchDomainEventGraphicsCallback(self, dom, phase, localAddr, remoteAddr, authScheme, subject, cbData):
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"""Dispatches events to python user domain graphics event callbacks
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"""
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try:
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cb = cbData["cb"]
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opaque = cbData["opaque"]
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cb(self, virDomain(self, _obj=dom), phase, localAddr, remoteAddr, authScheme, subject, opaque)
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return 0
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except AttributeError:
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pass
|
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|
2010-03-26 13:22:06 +00:00
|
|
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def domainEventDeregisterAny(self, callbackID):
|
|
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"""Removes a Domain Event Callback. De-registering for a
|
|
|
|
domain callback will disable delivery of this event type """
|
|
|
|
try:
|
|
|
|
ret = libvirtmod.virConnectDomainEventDeregisterAny(self._o, callbackID)
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|
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if ret == -1: raise libvirtError ('virConnectDomainEventDeregisterAny() failed', conn=self)
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del self.domainEventCallbackID[callbackID]
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|
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except AttributeError:
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pass
|
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def domainEventRegisterAny(self, dom, eventID, cb, opaque):
|
|
|
|
"""Adds a Domain Event Callback. Registering for a domain
|
|
|
|
callback will enable delivery of the events """
|
|
|
|
if not hasattr(self, 'domainEventCallbackID'):
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|
|
self.domainEventCallbackID = {}
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cbData = { "cb": cb, "conn": self, "opaque": opaque }
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|
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if dom is None:
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ret = libvirtmod.virConnectDomainEventRegisterAny(self._o, None, eventID, cbData)
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else:
|
|
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ret = libvirtmod.virConnectDomainEventRegisterAny(self._o, dom._o, eventID, cbData)
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|
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if ret == -1:
|
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|
|
raise libvirtError ('virConnectDomainEventRegisterAny() failed', conn=self)
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|
|
self.domainEventCallbackID[ret] = opaque
|