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filter: Add handle_event method for NetFilterClass

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Filter needs to process the event of checkpoint/failover or
other event passed by COLO frame.

Signed-off-by: zhanghailiang <zhang.zhanghailiang@huawei.com>
Signed-off-by: Zhang Chen <zhangckid@gmail.com>
Signed-off-by: Zhang Chen <chen.zhang@intel.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Zhang Chen 2018-09-03 12:38:56 +08:00 • committed by Jason Wang
parent d1955d2219
commit 5fbba3d659
3 changed files with 41 additions and 0 deletions
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17
net/filter.c
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@ -17,6 +17,8 @@
#include "net/vhost_net.h"
#include "qom/object_interfaces.h"
#include "qemu/iov.h"
#include "net/colo.h"
#include "migration/colo.h"
static inline bool qemu_can_skip_netfilter(NetFilterState *nf)
{
@ -245,11 +247,26 @@ static void netfilter_finalize(Object *obj)
g_free(nf->netdev_id);
}
static void default_handle_event(NetFilterState *nf, int event, Error **errp)
{
switch (event) {
case COLO_EVENT_CHECKPOINT:
break;
case COLO_EVENT_FAILOVER:
object_property_set_str(OBJECT(nf), "off", "status", errp);
break;
default:
break;
}
}
static void netfilter_class_init(ObjectClass *oc, void *data)
{
UserCreatableClass *ucc = USER_CREATABLE_CLASS(oc);
NetFilterClass *nfc = NETFILTER_CLASS(oc);
ucc->complete = netfilter_complete;
nfc->handle_event = default_handle_event;
}
static const TypeInfo netfilter_info = {