+++ /dev/null
-
-/*
- * NO RW COPYRIGHT
- *
- */
-
-module ietf-l2-topology {
- yang-version 1;
- namespace "urn:ietf:params:xml:ns:yang:ietf-l2-topology";
- prefix "l2t";
-
- import ietf-network {
- prefix "nw";
- }
-
- import ietf-network-topology {
- prefix "nt";
- }
-
- import ietf-inet-types {
- prefix "inet";
- }
-
- import ietf-yang-types {
- prefix "yang";
- }
-
- organization "TBD";
- contact "I-D Editor: jie.dong@huawei.com";
-
- description
- "This module defines a basic model for
- the layer-2 topology of a network";
-
- revision "2015-06-23" {
- description "Initial revision";
- reference "draft-ietf-i2rs-l2-network-topology-01";
- }
-
- /*
- * Typedefs
- */
-
- typedef vlan {
- type uint16 {
- range "0..4095";
- }
- description "VLAN ID";
- }
-
- typedef trill-nickname {
- type uint16;
- description "TRILL Nickname";
- }
-
- typedef flag-type {
- type identityref {
- base "flag-identity";
- }
- description "Base type for flags";
- }
-
- typedef l2-network-event-type {
- type enumeration {
- enum "add" {
- value 0;
- description "An L2 node or link or termination-point
- has been added";
- }
- enum "remove" {
- value 1;
- description "An L2 node or link or termination-point
- has been removed";
- }
- enum "update" {
- value 2;
- description "An L2 node or link or termination-point
- has been updated";
- }
- }
- description "l2 network event type for notifications";
- } // l2-topology-event-type
-
-
- /*
- * Features
- */
-
- feature VLAN {
- description
- "Indicates that the system supports the
- vlan functions";
- }
-
- feature QinQ {
- description
- "Indicates that the system supports the
- qinq functions";
- }
-
- feature PBB {
- description
- "Indicates that the device supports the
- provider-backbone-bridging functions";
- }
-
- feature VPLS {
- description
- "Indicates that the device supports the
- VPLS functions";
- reference "RFC 4761, RFC 4762";
- }
-
- feature TRILL {
- description
- "Indicates that the device supports the
- TRILL functions";
- reference "RFC 6325";
- }
-
- feature VXLAN {
- description
- "Indicates that the device supports the
- VXLAN functions";
- reference "RFC 7348";
- }
-
- /*
- * Identities
- */
- identity flag-identity {
- description "Base type for flags";
- }
-
- identity encapsulation-type {
- description
- "Base identity from which specific encapsulation
- types are derived.";
- }
-
- identity eth-encapsulation-type {
- base encapsulation-type;
- description
- "Base identity from which specific ethernet
- encapsulation types are derived.";
-
- }
-
- identity ethernet {
- base eth-encapsulation-type;
- description
- "native ethernet encapsulation";
- }
-
- identity vlan {
- base eth-encapsulation-type;
- description
- "vlan encapsulation";
- }
-
- identity qinq {
- base eth-encapsulation-type;
- description
- "qinq encapsulation";
- }
-
- identity pbb {
- base eth-encapsulation-type;
- description
- "pbb encapsulation";
- }
-
- identity trill {
- base eth-encapsulation-type;
- description
- "trill encapsulation";
- }
-
- identity vpls {
- base eth-encapsulation-type;
- description
- "vpls encapsulation";
- }
-
- identity vxlan {
- base eth-encapsulation-type;
- description
- "vxlan encapsulation";
- }
-
- identity frame-relay {
- base encapsulation-type;
- description
- "Frame Relay encapsulation";
- }
-
- identity ppp {
- base encapsulation-type;
- description
- "PPP encapsulation";
- }
-
- identity hdlc {
- base encapsulation-type;
- description
- "HDLC encapsulation";
- }
-
- identity atm {
- base encapsulation-type;
- description
- "Base identity from which specific ATM
- encapsulation types are derived.";
-
- }
-
- identity pwe3 {
- base encapsulation-type;
- description
- "Base identity from which specific pw
- encapsulation types are derived.";
- }
-
-
- /*
- * Groupings
- */
-
-
- grouping l2-network-type {
- description "Identify the topology type to be L2.";
- container l2-network {
- presence "indicates L2 Network";
- description
- "The presence of the container node indicates
- L2 Topology";
- }
- }
-
- grouping l2-network-attributes {
- description "L2 Topology scope attributes";
- container l2-network-attributes {
- description "Containing L2 network attributes";
- leaf name {
- type string;
- description "Name of the L2 network";
- }
-
- leaf-list flag {
- type flag-type;
- description "L2 network flags";
- }
- }
- }
-
- grouping l2-node-attributes {
- description "L2 node attributes";
- container l2-node-attributes {
- description "Containing L2 node attributes";
- leaf name {
- type string;
- description "Node name";
- }
- leaf description {
- type string;
- description "Node description";
- }
- leaf-list management-address {
- type inet:ip-address;
- description "System management address";
- }
- leaf management-vid {
- if-feature VLAN;
- type vlan;
- description "System management VID";
- }
- leaf-list nick-name {
- if-feature TRILL;
- type trill-nickname;
- description "Nickname of the RBridge";
- }
- leaf-list flag {
- type flag-type;
- description "Node operational flags";
- }
- }
- } // grouping l2-node-attributes
-
-
- grouping l2-link-attributes {
- description "L2 link attributes";
- container l2-link-attributes {
- description "Containing L2 link attributes";
- leaf name {
- type string;
- description "Link name";
- }
- leaf-list flag {
- type flag-type;
- description "Link flags";
- }
- leaf rate {
- type decimal64 {
- fraction-digits 2;
- }
- description "Link rate";
-
- }
- leaf delay {
- type uint32;
- description "Link delay in microseconds";
- }
- leaf-list srlg {
- type uint32;
- description
- "List of Shared Risk Link Groups
- this link belongs to.";
- }
- }
- } // grouping l2-link-attributes
-
- grouping l2-termination-point-attributes {
- description "L2 termination point attributes";
- container l2-termination-point-attributes {
- description "Containing L2 TP attributes";
- leaf description {
- type string;
- description "Port description";
- }
-
- leaf maximum-frame-size {
- type uint32;
- description "Maximum frame size";
- }
-
- choice l2-termination-point-type {
- description
- "Indicates termination-point type
- specific attributes";
- case ethernet {
- leaf mac-address {
- type yang:mac-address;
- description "Interface MAC address";
- }
-
- leaf eth-encapsulation {
- type identityref {
- base eth-encapsulation-type;
- }
- description
- "Encapsulation type of this
- ternimation point.";
- }
-
- leaf port-vlan-id {
- if-feature VLAN;
- type vlan;
- description "Port VLAN ID";
- }
-
- list vlan-id-name {
- if-feature VLAN;
- key "vlan-id";
- description "Interface configured VLANs";
- leaf vlan-id {
- type vlan;
- description "VLAN ID";
- }
- leaf vlan-name {
- type string;
- description "VLAN Name";
- }
- }
- } //case ethernet
-
- case legacy {
- leaf encapsulation {
- type identityref {
- base encapsulation-type;
- }
- description
- "Encapsulation type of this termination point.";
- }
- } //case legacy
-
- } //choice termination-point-type
-
- leaf tp-state {
- type enumeration {
- enum in-use {
- value 0;
- description
- "the termination point is in forwarding state";
- }
- enum blocking {
- value 1;
- description
- "the termination point is in blocking state";
- }
- enum down {
- value 2;
- description
- "the termination point is in down state";
- }
- enum others {
- value 3;
- description
- "the termination point is in other state";
- }
- }
- config false;
- description "State of the termination point";
- }
- }
- } // grouping l2-termination-point-attributes
-
-/*** grouping of network/node/link/tp leaf-refs ***/
-
- grouping network-ref {
- description
- "Grouping for an absolute reference to a network topology
- instance.";
- leaf network-ref {
- type leafref {
- path "/nw:network/nw:network-id";
- }
- description
- "An absolute reference to a network topology instance.";
- }
- }
-
- grouping link-ref {
- description
- "Grouping for an absolute reference to a link instance.";
- uses network-ref;
- leaf link-ref {
- type leafref {
- path "/nw:network"
- +"[nw:network-id = current()/../network-ref]"
- +"/nt:link/nt:link-id";
- }
- description
- "An absolute reference to a link instance.";
- }
- }
-
- grouping node-ref {
- description
- "Grouping for an absolute reference to a node instance.";
- uses network-ref;
- leaf node-ref {
- type leafref {
- path "/nw:network"
- +"[nw:network-id = current()/../network-ref]"
- +"/nw:node/nw:node-id";
- }
- description
- "An absolute reference to a node instance.";
- }
- }
-
- grouping tp-ref {
- description
- "Grouping for an absolute reference to a termination point.";
- uses node-ref;
- leaf tp-ref {
- type leafref {
- path "/nw:network"
- +"[nw:network-id = current()/../network-ref]"
- +"/nw:node[nw:node-id = current()/../node-ref]"
- +"/nt:termination-point/nt:tp-id";
- }
- description
- "Grouping for an absolute reference to a TP.";
- }
- }
-
-
- /*
- * Data nodes
- */
- augment "/nw:network/nw:network-types" {
- description
- "Introduce new network type for L2 topology";
- uses l2-network-type;
- }
-
- augment "/nw:network" {
- /* RIFT-Change: when not to be used yet
- when "nw:network-types/l2-network" {
- description
- "Augmentation parameters apply only for networks
- with L2 topology";
- }
- */
- description
- "Configuration parameters for the L2 network
- as a whole";
- uses l2-network-attributes;
- }
-
- augment "/nw:network/nw:node" {
- /* RIFT-Change: when not to be used yet
- when "../nw:network-types/l2-network" {
- description
- "Augmentation parameters apply only for networks
- with L2 topology";
- }
- */
- description
- "Configuration parameters for L2 at the node
- level";
- uses l2-node-attributes;
- }
-
- augment "/nw:network/nt:link" {
- /* RIFT-Change: when not to be used yet
- when "/nw:network/nw:network-types/l2-network" {
- description
- "Augmentation parameters apply only for networks
- with L2 topology";
- }
- */
- description "Augment L2 topology link information";
- uses l2-link-attributes;
- }
-
- augment "/nw:network/nw:node/nt:termination-point" {
- /* RIFT-Change: when not to be used yet
- when "/nw:network/nw:network-types/l2-network" {
- description
- "Augmentation parameters apply only for networks
- with L2 topology";
- }
- */
- description
- "Augment L2 topology termination point configuration";
- uses l2-termination-point-attributes;
- }
-
- /*
- * Notifications
- */
-
- notification l2-node-event {
- description "Notification event for L2 node";
- leaf event-type {
- type l2-network-event-type;
- description "Event type";
- }
- uses node-ref;
- uses l2-network-type;
- uses l2-node-attributes;
- }
-
- notification l2-link-event {
- description "Notification event for L2 link";
- leaf event-type {
- type l2-network-event-type;
- description "Event type";
- }
- uses link-ref;
- uses l2-network-type;
- uses l2-link-attributes;
- }
-
- notification l2-termination-point-event {
- description "Notification event for L2 termination point";
- leaf event-type {
- type l2-network-event-type;
- description "Event type";
- }
- uses tp-ref;
- uses l2-network-type;
- uses l2-termination-point-attributes;
- }
-
-} // module l2-topology
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