yang/yang-parser-rfc7950/src/test/resources/semantic-statement-parser/two-revisions/l3-unicast-igp-topology@2013-07-12.yang

   1 module l3-unicast-igp-topology {
   2     yang-version 1;
   3     namespace "urn:TBD:params:xml:ns:yang:nt:l3-unicast-igp-topology";
   4     // replace with IANA namespace when assigned
   5     prefix "l3t";
   6     import network-topology {
   7         prefix "nt";
   8         revision-date 2013-07-12;
   9     }
  10
  11     import ietf-inet-types {
  12         prefix "inet";
  13     }
  14
  15     organization "TBD";
  16     contact "TBD";
  17
  18     revision "2013-07-12" {
  19         description "Initial revision";
  20         reference "TBD";
  21     }
  22
  23     typedef igp-event-type {
  24         description "IGP Event type for notifications";
  25         type enumeration {
  26             enum "add" {
  27                 value 0;
  28                     description "An IGP node or link or prefix or termination-point has been added";
  29             }
  30             enum "remove" {
  31                 value 1;
  32                 description "An IGP node or link or prefix or termination-point has been removed";
  33             }
  34             enum "update" {
  35                 value 2;
  36                 description "An IGP node or link or prefix or termination-point has been updated";
  37             }
  38         }
  39     } // igp-event-type
  40
  41     identity flag-identity {
  42         description "Base type for flags";
  43     }
  44     identity undefined-flag {
  45         base "flag-identity";
  46     }
  47
  48     typedef flag-type {
  49         type identityref {
  50             base "flag-identity";
  51         }
  52     }
  53
  54     grouping igp-prefix-attributes {
  55         leaf prefix {
  56             type inet:ip-prefix;
  57         }
  58         leaf metric {
  59             type uint32;
  60         }
  61         leaf-list flag {
  62             type flag-type;
  63         }
  64     }
  65
  66     grouping l3-unicast-igp-topology-type {
  67         container l3-unicast-igp-topology {
  68             presence "indicates L3 Unicast IGP Topology";
  69         }
  70     }
  71
  72     grouping igp-topology-attributes {
  73         container igp-topology-attributes {
  74             leaf name {
  75                 description "Name of the topology";
  76                     type string;
  77             }
  78             leaf-list flag {
  79                 description "Topology flags";
  80                 type flag-type;
  81             }
  82         }
  83     }
  84
  85     grouping igp-node-attributes {
  86         container igp-node-attributes {
  87             leaf name {
  88                 description "Node name";
  89                 type inet:domain-name;
  90             }
  91             leaf-list flag {
  92                 description "Node operational flags";
  93                 type flag-type;
  94             }
  95
  96             leaf-list router-id {
  97                 description "Router-id for the node";
  98                 type inet:ip-address;
  99             }
 100
 101             list prefix {
 102                 key "prefix";
 103                 uses igp-prefix-attributes;
 104             }
 105         }
 106     }
 107
 108     grouping igp-link-attributes {
 109         container igp-link-attributes {
 110             leaf name {
 111                 description "Link Name";
 112                 type string;
 113             }
 114             leaf-list flag {
 115                 description "Link flags";
 116                 type flag-type;
 117             }
 118             leaf metric {
 119                 description "Link Metric";
 120                 type uint32 {
 121                     range "0..16777215"  {
 122                         description "
 123                         ";
 124                         // OSPF/ISIS supports max 3 byte metric.
 125                         // Ideally we would like this restriction to be
 126                         // defined in the derived models, however,
 127                         // we are not allowed to augment a "must" statement.
 128                     }
 129                 }
 130             }
 131         }
 132     } // grouping igp-link-attributes
 133
 134     grouping igp-termination-point-attributes {
 135         container igp-termination-point-attributes {
 136             choice termination-point-type {
 137                 case ip {
 138                    leaf-list ip-address {
 139                     description "IPv4 or IPv6 address";
 140                     type inet:ip-address;
 141                     }
 142                 }
 143                 case unnumbered {
 144                     leaf unnumbered-id {
 145                     description "Unnumbered interface identifier";
 146                     type uint32;
 147                     }
 148                 }
 149             }
 150         }
 151     } // grouping igp-termination-point-attributes
 152
 153
 154     augment "/nt:network-topology/nt:topology/nt:topology-types" {
 155         uses l3-unicast-igp-topology-type;
 156     }
 157
 158
 159     augment "/nt:network-topology/nt:topology" {
 160         when "topology-types/l3-unicast-igp-topology";
 161         uses igp-topology-attributes;
 162     }
 163
 164     augment "/nt:network-topology/nt:topology/nt:node" {
 165         when "../../topology-types/l3-unicast-igp-topology";
 166         uses igp-node-attributes;
 167     }
 168
 169
 170     augment "/nt:network-topology/nt:topology/nt:link" {
 171         when "../../topology-types/l3-unicast-igp-topology";
 172         uses igp-link-attributes;
 173     }
 174     augment "/nt:network-topology/nt:topology/nt:node/nt:termination-point" {
 175         when "../../topology-types/l3-unicast-igp-topology";
 176         uses igp-termination-point-attributes;
 177     }
 178
 179     notification igp-node-event {
 180         leaf igp-event-type {
 181             type igp-event-type;
 182         }
 183         leaf topology-ref {
 184             type nt:topology-ref;
 185         }
 186         uses l3-unicast-igp-topology-type;
 187         uses nt:node-attributes;
 188         uses igp-node-attributes;
 189     }
 190
 191     notification igp-link-event {
 192         leaf igp-event-type {
 193             type igp-event-type;
 194         }
 195         leaf topology-ref {
 196             type nt:topology-ref;
 197         }
 198         uses l3-unicast-igp-topology-type;
 199         uses nt:link-attributes;
 200         uses igp-link-attributes;
 201     }
 202
 203     notification igp-prefix-event {
 204         leaf igp-event-type {
 205             type igp-event-type;
 206         }
 207         leaf topology-ref {
 208             type nt:topology-ref;
 209         }
 210         leaf node-ref {
 211             type nt:node-ref;
 212         }
 213         uses l3-unicast-igp-topology-type;
 214         container prefix {
 215             uses igp-prefix-attributes;
 216         }
 217     }
 218
 219     notification termination-point-event {
 220         leaf igp-event-type {
 221             type igp-event-type;
 222         }
 223         leaf topology-ref {
 224             type nt:topology-ref;
 225         }
 226         leaf node-ref {
 227             type nt:node-ref;
 228         }
 229         uses l3-unicast-igp-topology-type;
 230         uses nt:tp-attributes;
 231         uses igp-termination-point-attributes;
 232     }
 233 }