openvswitch: Add meter netlink definitions

Meter has its own netlink family. Define netlink messages and attributes
for communicating with the user space programs.

Signed-off-by: Andy Zhou <azhou@ovn.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andy Zhou 2017-11-10 12:09:40 -08:00 committed by David S. Miller
parent aef1e0d5dd
commit 5794040647
1 changed files with 51 additions and 0 deletions

View File

@ -883,4 +883,55 @@ enum ovs_action_attr {
#define OVS_ACTION_ATTR_MAX (__OVS_ACTION_ATTR_MAX - 1)
/* Meters. */
#define OVS_METER_FAMILY "ovs_meter"
#define OVS_METER_MCGROUP "ovs_meter"
#define OVS_METER_VERSION 0x1
enum ovs_meter_cmd {
OVS_METER_CMD_UNSPEC,
OVS_METER_CMD_FEATURES, /* Get features supported by the datapath. */
OVS_METER_CMD_SET, /* Add or modify a meter. */
OVS_METER_CMD_DEL, /* Delete a meter. */
OVS_METER_CMD_GET /* Get meter stats. */
};
enum ovs_meter_attr {
OVS_METER_ATTR_UNSPEC,
OVS_METER_ATTR_ID, /* u32 meter ID within datapath. */
OVS_METER_ATTR_KBPS, /* No argument. If set, units in kilobits
* per second. Otherwise, units in
* packets per second.
*/
OVS_METER_ATTR_STATS, /* struct ovs_flow_stats for the meter. */
OVS_METER_ATTR_BANDS, /* Nested attributes for meter bands. */
OVS_METER_ATTR_USED, /* u64 msecs last used in monotonic time. */
OVS_METER_ATTR_CLEAR, /* Flag to clear stats, used. */
OVS_METER_ATTR_MAX_METERS, /* u32 number of meters supported. */
OVS_METER_ATTR_MAX_BANDS, /* u32 max number of bands per meter. */
OVS_METER_ATTR_PAD,
__OVS_METER_ATTR_MAX
};
#define OVS_METER_ATTR_MAX (__OVS_METER_ATTR_MAX - 1)
enum ovs_band_attr {
OVS_BAND_ATTR_UNSPEC,
OVS_BAND_ATTR_TYPE, /* u32 OVS_METER_BAND_TYPE_* constant. */
OVS_BAND_ATTR_RATE, /* u32 band rate in meter units (see above). */
OVS_BAND_ATTR_BURST, /* u32 burst size in meter units. */
OVS_BAND_ATTR_STATS, /* struct ovs_flow_stats for the band. */
__OVS_BAND_ATTR_MAX
};
#define OVS_BAND_ATTR_MAX (__OVS_BAND_ATTR_MAX - 1)
enum ovs_meter_band_type {
OVS_METER_BAND_TYPE_UNSPEC,
OVS_METER_BAND_TYPE_DROP, /* Drop exceeding packets. */
__OVS_METER_BAND_TYPE_MAX
};
#define OVS_METER_BAND_TYPE_MAX (__OVS_METER_BAND_TYPE_MAX - 1)
#endif /* _LINUX_OPENVSWITCH_H */