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dpif: Meter framework.

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Add DPIF-level infrastructure for meters.  Allow meter_set to modify
the meter configuration (e.g. set the burst size if unspecified).

Signed-off-by: Jarno Rajahalme <jarno@ovn.org>
Signed-off-by: Andy Zhou <azhou@ovn.org>
This commit is contained in:
Jarno Rajahalme
2017-02-23 11:27:54 -08:00
committed by Andy Zhou
parent a89a38bac0
commit 5dddf96065
13 changed files with 305 additions and 14 deletions
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45
lib/dpif-netdev.c
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@@ -3651,6 +3651,46 @@ dp_netdev_disable_upcall(struct dp_netdev *dp)
fat_rwlock_wrlock(&dp->upcall_rwlock);
}
/* Meters */
static void
dpif_netdev_meter_get_features(const struct dpif * dpif OVS_UNUSED,
struct ofputil_meter_features *features)
{
features->max_meters = 0;
features->band_types = 0;
features->capabilities = 0;
features->max_bands = 0;
features->max_color = 0;
}
static int
dpif_netdev_meter_set(struct dpif *dpif OVS_UNUSED,
ofproto_meter_id *meter_id OVS_UNUSED,
struct ofputil_meter_config *config OVS_UNUSED)
{
return EFBIG; /* meter_id out of range */
}
static int
dpif_netdev_meter_get(const struct dpif *dpif OVS_UNUSED,
ofproto_meter_id meter_id OVS_UNUSED,
struct ofputil_meter_stats *stats OVS_UNUSED,
uint16_t n_bands OVS_UNUSED)
{
return EFBIG; /* meter_id out of range */
}
static int
dpif_netdev_meter_del(struct dpif *dpif OVS_UNUSED,
ofproto_meter_id meter_id OVS_UNUSED,
struct ofputil_meter_stats *stats OVS_UNUSED,
uint16_t n_bands OVS_UNUSED)
{
return EFBIG; /* meter_id out of range */
}
static void
dpif_netdev_disable_upcall(struct dpif *dpif)
OVS_NO_THREAD_SAFETY_ANALYSIS
@@ -4773,6 +4813,7 @@ dp_execute_cb(void *aux_, struct dp_packet_batch *packets_,
break;
}
case OVS_ACTION_ATTR_METER:
case OVS_ACTION_ATTR_PUSH_VLAN:
case OVS_ACTION_ATTR_POP_VLAN:
case OVS_ACTION_ATTR_PUSH_MPLS:
@@ -4912,6 +4953,10 @@ const struct dpif_class dpif_netdev_class = {
dpif_netdev_ct_dump_next,
dpif_netdev_ct_dump_done,
dpif_netdev_ct_flush,
dpif_netdev_meter_get_features,
dpif_netdev_meter_set,
dpif_netdev_meter_get,
dpif_netdev_meter_del,
};
static void