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conf: add node_device_event handling
Add node device event handling infrastructure to node_device_event.[ch]
This commit is contained in:
Jovanka Gulicoska
Cole Robinson
parent
fcabc1ca53
commit
9806ae04dd
@ -348,6 +348,9 @@ NETWORK_EVENT_SOURCES = \
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STORAGE_EVENT_SOURCES = \
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STORAGE_EVENT_SOURCES = \
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conf/storage_event.c conf/storage_event.h
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conf/storage_event.c conf/storage_event.h
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NODE_DEVICE_EVENT_SOURCES = \
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conf/node_device_event.c conf/node_device_event.h
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# Network driver generic impl APIs
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# Network driver generic impl APIs
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NETWORK_CONF_SOURCES = \
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NETWORK_CONF_SOURCES = \
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conf/network_conf.c conf/network_conf.h \
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conf/network_conf.c conf/network_conf.h \
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@ -399,6 +402,7 @@ CONF_SOURCES = \
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$(DOMAIN_EVENT_SOURCES) \
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$(DOMAIN_EVENT_SOURCES) \
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$(NETWORK_EVENT_SOURCES) \
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$(NETWORK_EVENT_SOURCES) \
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$(STORAGE_EVENT_SOURCES) \
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$(STORAGE_EVENT_SOURCES) \
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$(NODE_DEVICE_EVENT_SOURCES) \
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$(NETWORK_CONF_SOURCES) \
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$(NETWORK_CONF_SOURCES) \
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$(NWFILTER_CONF_SOURCES) \
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$(NWFILTER_CONF_SOURCES) \
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$(NODE_DEVICE_CONF_SOURCES) \
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$(NODE_DEVICE_CONF_SOURCES) \
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@ -2369,6 +2373,7 @@ libvirt_setuid_rpc_client_la_SOURCES = \
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conf/network_event.c \
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conf/network_event.c \
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conf/object_event.c \
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conf/object_event.c \
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conf/storage_event.c \
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conf/storage_event.c \
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conf/node_device_event.c \
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rpc/virnetsocket.c \
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rpc/virnetsocket.c \
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rpc/virnetsocket.h \
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rpc/virnetsocket.h \
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rpc/virnetmessage.h \
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rpc/virnetmessage.h \
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234
src/conf/node_device_event.c
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234
src/conf/node_device_event.c
Normal file
@ -0,0 +1,234 @@
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/*
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* node_device_event.c: node device event queue processing helpers
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*
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* Copyright (C) 2010-2014 Red Hat, Inc.
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* Copyright (C) 2008 VirtualIron
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* Copyright (C) 2013 SUSE LINUX Products GmbH, Nuernberg, Germany.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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#include "node_device_event.h"
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#include "object_event.h"
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#include "object_event_private.h"
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#include "datatypes.h"
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#include "virlog.h"
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VIR_LOG_INIT("conf.node_device_event");
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struct _virNodeDeviceEvent {
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virObjectEvent parent;
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/* Unused attribute to allow for subclass creation */
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bool dummy;
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};
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typedef struct _virNodeDeviceEvent virNodeDeviceEvent;
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typedef virNodeDeviceEvent *virNodeDeviceEventPtr;
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struct _virNodeDeviceEventLifecycle {
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virNodeDeviceEvent parent;
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int type;
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int detail;
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};
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typedef struct _virNodeDeviceEventLifecycle virNodeDeviceEventLifecycle;
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typedef virNodeDeviceEventLifecycle *virNodeDeviceEventLifecyclePtr;
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static virClassPtr virNodeDeviceEventClass;
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static virClassPtr virNodeDeviceEventLifecycleClass;
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static void virNodeDeviceEventDispose(void *obj);
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static void virNodeDeviceEventLifecycleDispose(void *obj);
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static int
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virNodeDeviceEventsOnceInit(void)
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{
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if (!(virNodeDeviceEventClass =
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virClassNew(virClassForObjectEvent(),
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"virNodeDeviceEvent",
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sizeof(virNodeDeviceEvent),
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virNodeDeviceEventDispose)))
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return -1;
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if (!(virNodeDeviceEventLifecycleClass =
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virClassNew(virNodeDeviceEventClass,
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"virNodeDeviceEventLifecycle",
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sizeof(virNodeDeviceEventLifecycle),
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virNodeDeviceEventLifecycleDispose)))
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return -1;
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return 0;
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}
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VIR_ONCE_GLOBAL_INIT(virNodeDeviceEvents)
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static void
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virNodeDeviceEventDispose(void *obj)
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{
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virNodeDeviceEventPtr event = obj;
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VIR_DEBUG("obj=%p", event);
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}
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static void
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virNodeDeviceEventLifecycleDispose(void *obj)
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{
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virNodeDeviceEventLifecyclePtr event = obj;
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VIR_DEBUG("obj=%p", event);
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}
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static void
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virNodeDeviceEventDispatchDefaultFunc(virConnectPtr conn,
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virObjectEventPtr event,
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virConnectObjectEventGenericCallback cb,
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void *cbopaque)
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{
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virNodeDevicePtr dev = virGetNodeDevice(conn,
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event->meta.name);
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if (!dev)
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return;
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switch ((virNodeDeviceEventID)event->eventID) {
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case VIR_NODE_DEVICE_EVENT_ID_LIFECYCLE:
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{
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virNodeDeviceEventLifecyclePtr nodeDeviceLifecycleEvent;
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nodeDeviceLifecycleEvent = (virNodeDeviceEventLifecyclePtr)event;
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((virConnectNodeDeviceEventLifecycleCallback)cb)(conn, dev,
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nodeDeviceLifecycleEvent->type,
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nodeDeviceLifecycleEvent->detail,
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cbopaque);
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goto cleanup;
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}
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case VIR_NODE_DEVICE_EVENT_ID_LAST:
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break;
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}
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VIR_WARN("Unexpected event ID %d", event->eventID);
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cleanup:
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virObjectUnref(dev);
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}
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/**
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* virNodeDeviceEventStateRegisterID:
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* @conn: connection to associate with callback
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* @state: object event state
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* @dev: node device to filter on or NULL for all node devices
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* @eventID: ID of the event type to register for
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* @cb: function to invoke when event occurs
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* @opaque: data blob to pass to @callback
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* @freecb: callback to free @opaque
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* @callbackID: filled with callback ID
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*
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* Register the function @cb with connection @conn, from @state, for
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* events of type @eventID, and return the registration handle in
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* @callbackID.
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*
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* Returns: the number of callbacks now registered, or -1 on error
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*/
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int
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virNodeDeviceEventStateRegisterID(virConnectPtr conn,
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virObjectEventStatePtr state,
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virNodeDevicePtr dev,
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int eventID,
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virConnectNodeDeviceEventGenericCallback cb,
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void *opaque,
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virFreeCallback freecb,
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int *callbackID)
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{
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if (virNodeDeviceEventsInitialize() < 0)
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return -1;
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return virObjectEventStateRegisterID(conn, state, dev ? dev->name : NULL,
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NULL, NULL,
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virNodeDeviceEventClass, eventID,
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VIR_OBJECT_EVENT_CALLBACK(cb),
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opaque, freecb,
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false, callbackID, false);
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}
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/**
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* virNodeDeviceEventStateRegisterClient:
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* @conn: connection to associate with callback
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* @state: object event state
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* @dev: node device to filter on or NULL for all node devices
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* @eventID: ID of the event type to register for
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* @cb: function to invoke when event occurs
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* @opaque: data blob to pass to @callback
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* @freecb: callback to free @opaque
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* @callbackID: filled with callback ID
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*
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* Register the function @cb with connection @conn, from @state, for
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* events of type @eventID, and return the registration handle in
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* @callbackID. This version is intended for use on the client side
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* of RPC.
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*
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* Returns: the number of callbacks now registered, or -1 on error
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*/
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int
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virNodeDeviceEventStateRegisterClient(virConnectPtr conn,
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virObjectEventStatePtr state,
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virNodeDevicePtr dev,
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int eventID,
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virConnectNodeDeviceEventGenericCallback cb,
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void *opaque,
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virFreeCallback freecb,
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int *callbackID)
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{
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if (virNodeDeviceEventsInitialize() < 0)
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return -1;
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return virObjectEventStateRegisterID(conn, state, dev ? dev->name : NULL,
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NULL, NULL,
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virNodeDeviceEventClass, eventID,
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VIR_OBJECT_EVENT_CALLBACK(cb),
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opaque, freecb,
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false, callbackID, true);
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}
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/**
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* virNodeDeviceEventLifecycleNew:
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* @name: name of the node device object the event describes
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* @type: type of lifecycle event
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* @detail: more details about @type
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*
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* Create a new node device lifecycle event.
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*/
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virObjectEventPtr
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virNodeDeviceEventLifecycleNew(const char *name,
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int type,
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int detail)
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{
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virNodeDeviceEventLifecyclePtr event;
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if (virNodeDeviceEventsInitialize() < 0)
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return NULL;
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if (!(event = virObjectEventNew(virNodeDeviceEventLifecycleClass,
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virNodeDeviceEventDispatchDefaultFunc,
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VIR_NODE_DEVICE_EVENT_ID_LIFECYCLE,
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0, name, NULL, name)))
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return NULL;
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event->type = type;
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event->detail = detail;
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return (virObjectEventPtr)event;
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}
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59
src/conf/node_device_event.h
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59
src/conf/node_device_event.h
Normal file
@ -0,0 +1,59 @@
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/*
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* node_device_event.h: node device event queue processing helpers
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*
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* Copyright (C) 2010-2014 Red Hat, Inc.
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* Copyright (C) 2008 VirtualIron
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* Copyright (C) 2013 SUSE LINUX Products GmbH, Nuernberg, Germany.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#include "internal.h"
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#include "object_event.h"
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#include "object_event_private.h"
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#ifndef __NODE_DEVICE_EVENT_H__
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# define __NODE_DEVICE_EVENT_H__
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int
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virNodeDeviceEventStateRegisterID(virConnectPtr conn,
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virObjectEventStatePtr state,
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virNodeDevicePtr dev,
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int eventID,
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virConnectNodeDeviceEventGenericCallback cb,
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void *opaque,
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virFreeCallback freecb,
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int *callbackID)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(5)
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ATTRIBUTE_NONNULL(8);
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int
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virNodeDeviceEventStateRegisterClient(virConnectPtr conn,
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virObjectEventStatePtr state,
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virNodeDevicePtr dev,
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int eventID,
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virConnectNodeDeviceEventGenericCallback cb,
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void *opaque,
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virFreeCallback freecb,
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int *callbackID)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(5)
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ATTRIBUTE_NONNULL(8);
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virObjectEventPtr
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virNodeDeviceEventLifecycleNew(const char *name,
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int type,
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int detail);
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#endif
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@ -684,6 +684,11 @@ virNodeDeviceObjRemove;
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virNodeDeviceObjUnlock;
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virNodeDeviceObjUnlock;
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# conf/node_device_event.h
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virNodeDeviceEventLifecycleNew;
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virNodeDeviceEventStateRegisterID;
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# conf/numa_conf.h
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# conf/numa_conf.h
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virDomainNumaCheckABIStability;
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virDomainNumaCheckABIStability;
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virDomainNumaEquals;
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virDomainNumaEquals;
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