Meter has its own netlink family. Define netlink messages and attributes for communicating with the user space programs.
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| @@ -883,4 +883,55 @@ enum ovs_action_attr { · 882 unmodified lines | |||
| 883 | 883 | ||
| 884 | #define OVS_ACTION_ATTR_MAX (__OVS_ACTION_ATTR_MAX - 1) | 884 | #define OVS_ACTION_ATTR_MAX (__OVS_ACTION_ATTR_MAX - 1) |
| 885 | 885 | ||
| 886 | /* Meters. */ | ||
| 887 | #define OVS_METER_FAMILY "ovs_meter" | ||
| 888 | #define OVS_METER_MCGROUP "ovs_meter" | ||
| 889 | #define OVS_METER_VERSION 0x1 | ||
| 890 | |||
| 891 | enum ovs_meter_cmd { | ||
| 892 | OVS_METER_CMD_UNSPEC, | ||
| 893 | OVS_METER_CMD_FEATURES, /* Get features supported by the datapath. */ | ||
| 894 | OVS_METER_CMD_SET, /* Add or modify a meter. */ | ||
| 895 | OVS_METER_CMD_DEL, /* Delete a meter. */ | ||
| 896 | OVS_METER_CMD_GET /* Get meter stats. */ | ||
| 897 | }; | ||
| 898 | |||
| 899 | enum ovs_meter_attr { | ||
| 900 | OVS_METER_ATTR_UNSPEC, | ||
| 901 | OVS_METER_ATTR_ID, /* u32 meter ID within datapath. */ | ||
| 902 | OVS_METER_ATTR_KBPS, /* No argument. If set, units in kilobits | ||
| 903 | * per second. Otherwise, units in | ||
| 904 | * packets per second. | ||
| 905 | */ | ||
| 906 | OVS_METER_ATTR_STATS, /* struct ovs_flow_stats for the meter. */ | ||
| 907 | OVS_METER_ATTR_BANDS, /* Nested attributes for meter bands. */ | ||
| 908 | OVS_METER_ATTR_USED, /* u64 msecs last used in monotonic time. */ | ||
| 909 | OVS_METER_ATTR_CLEAR, /* Flag to clear stats, used. */ | ||
| 910 | OVS_METER_ATTR_MAX_METERS, /* u32 number of meters supported. */ | ||
| 911 | OVS_METER_ATTR_MAX_BANDS, /* u32 max number of bands per meter. */ | ||
| 912 | OVS_METER_ATTR_PAD, | ||
| 913 | __OVS_METER_ATTR_MAX | ||
| 914 | }; | ||
| 915 | |||
| 916 | #define OVS_METER_ATTR_MAX (__OVS_METER_ATTR_MAX - 1) | ||
| 917 | |||
| 918 | enum ovs_band_attr { | ||
| 919 | OVS_BAND_ATTR_UNSPEC, | ||
| 920 | OVS_BAND_ATTR_TYPE, /* u32 OVS_METER_BAND_TYPE_* constant. */ | ||
| 921 | OVS_BAND_ATTR_RATE, /* u32 band rate in meter units (see above). */ | ||
| 922 | OVS_BAND_ATTR_BURST, /* u32 burst size in meter units. */ | ||
| 923 | OVS_BAND_ATTR_STATS, /* struct ovs_flow_stats for the band. */ | ||
| 924 | __OVS_BAND_ATTR_MAX | ||
| 925 | }; | ||
| 926 | |||
| 927 | #define OVS_BAND_ATTR_MAX (__OVS_BAND_ATTR_MAX - 1) | ||
| 928 | |||
| 929 | enum ovs_meter_band_type { | ||
| 930 | OVS_METER_BAND_TYPE_UNSPEC, | ||
| 931 | OVS_METER_BAND_TYPE_DROP, /* Drop exceeding packets. */ | ||
| 932 | __OVS_METER_BAND_TYPE_MAX | ||
| 933 | }; | ||
| 934 | |||
| 935 | #define OVS_METER_BAND_TYPE_MAX (__OVS_METER_BAND_TYPE_MAX - 1) | ||
| 936 | |||
| 886 | #endif /* _LINUX_OPENVSWITCH_H */ | 937 | #endif /* _LINUX_OPENVSWITCH_H */ |