On 4/16/2018 11:15 AM, Yi-Hung Wei wrote:
Define netlink messages and attributes to support user kernel communication that using conntrack limit feature.
s/using/uses the/
Signed-off-by: Yi-Hung Wei <yihung....@gmail.com> --- include/uapi/linux/openvswitch.h | 62 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) diff --git a/include/uapi/linux/openvswitch.h b/include/uapi/linux/openvswitch.h index 713e56ce681f..ca63c16375ce 100644 --- a/include/uapi/linux/openvswitch.h +++ b/include/uapi/linux/openvswitch.h @@ -937,4 +937,66 @@ enum ovs_meter_band_type {#define OVS_METER_BAND_TYPE_MAX (__OVS_METER_BAND_TYPE_MAX - 1) +/* Conntrack limit */+#define OVS_CT_LIMIT_FAMILY "ovs_ct_limit" +#define OVS_CT_LIMIT_MCGROUP "ovs_ct_limit" +#define OVS_CT_LIMIT_VERSION 0x1 + +enum ovs_ct_limit_cmd { + OVS_CT_LIMIT_CMD_UNSPEC, + OVS_CT_LIMIT_CMD_SET, /* Add or modify ct limit. */ + OVS_CT_LIMIT_CMD_DEL, /* Delete ct limit. */ + OVS_CT_LIMIT_CMD_GET /* Get ct limit. */ +}; + +enum ovs_ct_limit_attr { + OVS_CT_LIMIT_ATTR_UNSPEC, + OVS_CT_LIMIT_ATTR_OPTION, /* Nested OVS_CT_LIMIT_ATTR_* */ + __OVS_CT_LIMIT_ATTR_MAX +}; + +#define OVS_CT_LIMIT_ATTR_MAX (__OVS_CT_LIMIT_ATTR_MAX - 1) + +/** + * @OVS_CT_ZONE_LIMIT_ATTR_SET_REQ: Contains either + * OVS_CT_ZONE_LIMIT_ATTR_DEFAULT_LIMIT or a pair of + * OVS_CT_ZONE_LIMIT_ATTR_ZONE and OVS_CT_ZONE_LIMIT_ATTR_LIMIT. + * @OVS_CT_ZONE_LIMIT_ATTR_DEL_REQ: Contains OVS_CT_ZONE_LIMIT_ATTR_ZONE. + * @OVS_CT_ZONE_LIMIT_ATTR_GET_REQ: Contains OVS_CT_ZONE_LIMIT_ATTR_ZONE. + * @OVS_CT_ZONE_LIMIT_ATTR_GET_RLY: Contains either + * OVS_CT_ZONE_LIMIT_ATTR_DEFAULT_LIMIT or a triple of + * OVS_CT_ZONE_LIMIT_ATTR_ZONE, OVS_CT_ZONE_LIMIT_ATTR_LIMIT and + * OVS_CT_ZONE_LIMIT_ATTR_COUNT. + */ +enum ovs_ct_limit_option_attr { + OVS_CT_LIMIT_OPTION_ATTR_UNSPEC, + OVS_CT_ZONE_LIMIT_ATTR_SET_REQ, /* Nested OVS_CT_ZONE_LIMIT_ATTR_* + * attributes. */ + OVS_CT_ZONE_LIMIT_ATTR_DEL_REQ, /* Nested OVS_CT_ZONE_LIMIT_ATTR_* + * attributes. */ + OVS_CT_ZONE_LIMIT_ATTR_GET_REQ, /* Nested OVS_CT_ZONE_LIMIT_ATTR_* + * attributes. */ + OVS_CT_ZONE_LIMIT_ATTR_GET_RLY, /* Nested OVS_CT_ZONE_LIMIT_ATTR_* + * attributes. */ + __OVS_CT_LIMIT_OPTION_ATTR_MAX +}; + +#define OVS_CT_LIMIT_OPTION_ATTR_MAX (__OVS_CT_LIMIT_OPTION_ATTR_MAX - 1) + +enum ovs_ct_zone_limit_attr { + OVS_CT_ZONE_LIMIT_ATTR_UNSPEC, + OVS_CT_ZONE_LIMIT_ATTR_DEFAULT_LIMIT, /* u32 default conntrack limit + * for all zones. */ + OVS_CT_ZONE_LIMIT_ATTR_ZONE, /* u16 conntrack zone id. */ + OVS_CT_ZONE_LIMIT_ATTR_LIMIT, /* u32 max number of conntrack + * entries allowed in the + * corresponding zone. */ + OVS_CT_ZONE_LIMIT_ATTR_COUNT, /* u32 number of conntrack + * entries in the corresponding + * zone. */ + __OVS_CT_ZONE_LIMIT_ATTR_MAX +}; + +#define OVS_CT_ZONE_LIMIT_ATTR_MAX (__OVS_CT_ZONE_LIMIT_ATTR_MAX - 1) + #endif /* _LINUX_OPENVSWITCH_H */
Is this something that other users can use? I searched around and didn't see any mention
of it for other kernel users but perhaps I missed something? Thanks, - Greg
