mirror of
https://gitlab.com/libvirt/libvirt.git
synced 2024-12-24 06:35:24 +00:00
7ba5defb5a
This patch adds support for SUSPEND_DISK event; both lifecycle and separated. The support is added for QEMU, machines are changed to PMSUSPENDED, but as QEMU sends SHUTDOWN afterwards, the state changes to shut-off. This and much more needs to be done in order for libvirt to work with transient devices, wake-ups etc. This patch is not aiming for that functionality.
290 lines
10 KiB
Python
290 lines
10 KiB
Python
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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del self.domainEventCallbacks
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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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del self.domainEventCallbacks
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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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def _dispatchDomainEventCallbacks(self, dom, event, detail):
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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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cb(self,dom,event,detail,opaque)
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return 0
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except AttributeError:
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pass
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def _dispatchDomainEventLifecycleCallback(self, dom, event, detail, cbData):
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"""Dispatches events to python user domain lifecycle event callbacks
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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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"""Dispatches events to python user domain generic event callbacks
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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), opaque)
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return 0
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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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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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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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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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def _dispatchDomainEventIOErrorCallback(self, dom, srcPath, devAlias,
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action, cbData):
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"""Dispatches events to python user domain IO error event callbacks
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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), srcPath, devAlias, action, opaque)
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return 0
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def _dispatchDomainEventIOErrorReasonCallback(self, dom, srcPath,
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devAlias, action, reason,
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cbData):
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"""Dispatches events to python user domain IO error event callbacks
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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), srcPath, devAlias, action,
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reason, opaque)
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return 0
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def _dispatchDomainEventGraphicsCallback(self, dom, phase, localAddr,
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remoteAddr, authScheme, subject,
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cbData):
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"""Dispatches events to python user domain graphics event callbacks
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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), phase, localAddr, remoteAddr,
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authScheme, subject, opaque)
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return 0
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def dispatchDomainEventBlockPullCallback(self, dom, path, type, status, cbData):
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"""Dispatches events to python user domain blockJob 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), path, type, status, opaque)
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return 0
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except AttributeError:
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pass
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def _dispatchDomainEventDiskChangeCallback(self, dom, oldSrcPath, newSrcPath, devAlias, reason, cbData):
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"""Dispatches event to python user domain diskChange event callbacks
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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), oldSrcPath, newSrcPath, devAlias, reason, opaque)
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return 0;
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def _dispatchDomainEventTrayChangeCallback(self, dom, devAlias, reason, cbData):
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"""Dispatches event to python user domain trayChange event callbacks
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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), devAlias, reason, opaque)
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return 0;
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def _dispatchDomainEventPMWakeupCallback(self, dom, reason, cbData):
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"""Dispatches event to python user domain pmwakeup event callbacks
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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), reason, opaque)
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return 0;
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def _dispatchDomainEventPMSuspendCallback(self, dom, reason, cbData):
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"""Dispatches event to python user domain pmsuspend event callbacks
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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), reason, opaque)
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return 0;
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def _dispatchDomainEventBalloonChangeCallback(self, dom, actual, cbData):
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"""Dispatches events to python user domain balloon change event callbacks
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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), actual, opaque)
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return 0
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def _dispatchDomainEventPMSuspendDiskCallback(self, dom, reason, cbData):
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"""Dispatches event to python user domain pmsuspend-disk event callbacks
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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), reason, opaque)
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return 0;
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def domainEventDeregisterAny(self, callbackID):
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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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ret = libvirtmod.virConnectDomainEventDeregisterAny(self._o, callbackID)
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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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except AttributeError:
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pass
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def domainEventRegisterAny(self, dom, eventID, 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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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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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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if ret == -1:
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raise libvirtError ('virConnectDomainEventRegisterAny() failed', conn=self)
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self.domainEventCallbackID[ret] = opaque
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return ret
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def listAllDomains(self, flags):
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"""List all domains and returns a list of domain objects"""
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ret = libvirtmod.virConnectListAllDomains(self._o, flags)
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if ret is None:
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raise libvirtError("virConnectListAllDomains() failed", conn=self)
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retlist = list()
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for domptr in ret:
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retlist.append(virDomain(self, _obj=domptr))
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return retlist
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def listAllStoragePools(self, flags):
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"""Returns a list of storage pool objects"""
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ret = libvirtmod.virConnectListAllStoragePools(self._o, flags)
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if ret is None:
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raise libvirtError("virConnectListAllStoragePools() failed", conn=self)
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retlist = list()
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for poolptr in ret:
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retlist.append(virStoragePool(self, _obj=poolptr))
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return retlist
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def listAllNetworks(self, flags):
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"""Returns a list of network objects"""
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ret = libvirtmod.virConnectListAllNetworks(self._o, flags)
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if ret is None:
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raise libvirtError("virConnectListAllNetworks() failed", conn=self)
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retlist = list()
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for netptr in ret:
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retlist.append(virNetwork(self, _obj=netptr))
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return retlist
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def listAllInterfaces(self, flags):
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"""Returns a list of interface objects"""
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ret = libvirtmod.virConnectListAllInterfaces(self._o, flags)
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if ret is None:
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raise libvirtError("virConnectListAllInterfaces() failed", conn=self)
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retlist = list()
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for ifaceptr in ret:
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retlist.append(virInterface(self, _obj=ifaceptr))
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return retlist
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def listAllDevices(self, flags):
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"""Returns a list of host node device objects"""
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ret = libvirtmod.virConnectListAllNodeDevices(self._o, flags)
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if ret is None:
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raise libvirtError("virConnectListAllNodeDevices() failed", conn=self)
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retlist = list()
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for devptr in ret:
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retlist.append(virNodeDevice(self, _obj=devptr))
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return retlist
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def listAllNWFilters(self, flags):
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"""Returns a list of network filter objects"""
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ret = libvirtmod.virConnectListAllNWFilters(self._o, flags)
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if ret is None:
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raise libvirtError("virConnectListAllNWFilters() failed", conn=self)
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retlist = list()
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for filter_ptr in ret:
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retlist.append(virNWFilter(self, _obj=filter_ptr))
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return retlist
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def listAllSecrets(self, flags):
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"""Returns a list of secret objects"""
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ret = libvirtmod.virConnectListAllSecrets(self._o, flags)
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if ret is None:
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raise libvirtError("virConnectListAllSecrets() failed", conn=self)
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retlist = list()
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for secret_ptr in ret:
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retlist.append(virSecret(self, _obj=secret_ptr))
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return retlist
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