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+module policer {
+
+ yang-version 1;
+ namespace "urn:opendaylight:params:xml:ns:yang:policer";
+ prefix "policer";
+
+ description
+ "VPP specific configuration of policer messages. Mapped to policer API:
+ https://git.fd.io/vpp/tree/src/vnet/policer/policer.api
+
+ Partially based on
+ https://tools.ietf.org/html/draft-asechoud-netmod-qos-model-02";
+
+ reference
+ "https://docs.fd.io/vpp/17.04/clicmd_src_vnet_policer.html";
+
+ revision "2017-03-15" {
+ description "Initial revision of policer model";
+ }
+
+ import ietf-inet-types {
+ prefix inet;
+ }
+
+ typedef policer-ref {
+ type leafref {
+ path "/policers/policer/name";
+ }
+ description
+ "This type is used by data models that need to reference
+ configured policer.";
+ }
+
+ typedef color-classfier {
+ type enumeration {
+ enum conform-color;
+ enum exceed-color;
+ }
+ default conform-color;
+ }
+
+ typedef meter-type {
+ type enumeration {
+ enum 1r2c;
+ enum 1r3c;
+ enum 2r3c-2698;
+ enum 2r3c-4115;
+ enum 2r3c-mef5cf1;
+ }
+ default 1r2c;
+ }
+
+ typedef policer-round-type {
+ type enumeration {
+ enum closest;
+ enum up;
+ enum down;
+ }
+ default closest;
+ }
+
+ typedef policer-rate-type {
+ type enumeration {
+ enum kbps;
+ enum pps;
+ }
+ default kbps;
+ }
+
+ // adapted from draft-asechoud-netmod-qos-model-02
+ identity meter-action-type {
+ description
+ "action type in a meter";
+ }
+
+ identity meter-action-drop {
+ base meter-action-type;
+ description
+ "drop action type in a meter";
+ }
+
+ identity meter-action-mark-dscp {
+ base meter-action-type;
+ description
+ "dscp mark and transmit action type in a meter";
+ }
+
+ identity meter-action-transmit {
+ base meter-action-type;
+ description
+ "transmit action type in a meter";
+ }
+
+ typedef vpp-dscp-type {
+ description
+ "DSCP field values supported by VPP";
+ type enumeration {
+ enum CS0 {
+ value 0;
+ }
+ enum CS1 {
+ value 8;
+ }
+ enum AF11 {
+ value 10;
+ }
+ enum AF12 {
+ value 12;
+ }
+ enum AF13 {
+ value 14;
+ }
+ enum CS2 {
+ value 16;
+ }
+ enum AF21 {
+ value 18;
+ }
+ enum AF22 {
+ value 20;
+ }
+ enum AF23 {
+ value 22;
+ }
+ enum CS3 {
+ value 24;
+ }
+ enum AF31 {
+ value 26;
+ }
+ enum AF32 {
+ value 28;
+ }
+ enum AF33 {
+ value 30;
+ }
+ enum CS4 {
+ value 32;
+ }
+ enum AF41 {
+ value 34;
+ }
+ enum AF42 {
+ value 36;
+ }
+ enum AF43 {
+ value 38;
+ }
+ enum CS5 {
+ value 40;
+ }
+ enum EF {
+ value 46;
+ }
+ enum CS6 {
+ value 48;
+ }
+ enum CS7 {
+ value 50;
+ }
+ }
+ default CS0;
+ }
+
+ typedef dscp-type {
+ type union {
+ type vpp-dscp-type;
+ type inet:dscp;
+ }
+ }
+
+ grouping meter-action-params {
+ description
+ "meter action parameters";
+ leaf meter-action-type {
+ mandatory true;
+ type identityref {
+ base meter-action-type;
+ }
+ description
+ "meter action type";
+ }
+ leaf dscp {
+ when "../meter-action-type = meter-action-mark-dscp";
+ type dscp-type;
+ description
+ "dscp marking";
+ }
+ }
+
+ grouping policer-base-attributes {
+ leaf cir {
+ type uint32;
+ }
+ leaf eir {
+ type uint32;
+ }
+ leaf cb {
+ type uint64;
+ description "Committed Burst";
+ }
+ leaf eb {
+ type uint64;
+ description "Excess or Peak Bursnatt";
+ }
+ leaf rate-type {
+ type policer-rate-type;
+ }
+ leaf round-type {
+ type policer-round-type;
+ }
+ leaf type {
+ type meter-type;
+ description "policer algorithm";
+ }
+ leaf color-aware {
+ type boolean;
+ }
+ container conform-action {
+ presence "Defines conform action";
+ uses meter-action-params;
+ }
+ container exceed-action {
+ presence "Defines exceed action";
+ uses meter-action-params;
+ }
+ container violate-action {
+ presence "Defines violate action";
+ uses meter-action-params;
+ }
+ }
+
+ grouping policer-operational-attributes {
+ leaf single-rate {
+ type boolean;
+ }
+ leaf scale {
+ type uint32;
+ }
+ leaf cir-tokens-per-period {
+ type uint32;
+ }
+ leaf pir_tokens-per-period {
+ type uint32;
+ }
+ leaf current-limit {
+ type uint32;
+ }
+ leaf current-bucket {
+ type uint32;
+ }
+ leaf extended-limit {
+ type uint32;
+ }
+ leaf extended-bucket {
+ type uint32;
+ }
+ leaf last-update-time {
+ type uint64;
+ }
+ }
+
+ container policers {
+ list policer {
+ key name;
+ leaf name {
+ type string {
+ length 1..63;
+ }
+ }
+ uses policer-base-attributes;
+ }
+ }
+
+ container policers-state {
+ list policer {
+ key name;
+ leaf name {
+ type string {
+ length 1..63;
+ }
+ }
+ uses policer-base-attributes;
+ uses policer-operational-attributes;
+ }
+ }
+}