HC2VPP-253 - Bump routing models

This patch updates (for support of SRv6 and MPLS) routing models to:
- hc2vpp-ietf-routing@2018-03-13.yang
  (RFC 8349, https://tools.ietf.org/html/rfc8349)
- hc2vpp-ietf-ipv4-unicast-routing@2018-03-13.yang (RFC 8349)
- hc2vpp-ietf-ipv6-unicast-routing@2018-03-13.yang (RFC 8349)
- hc2vpp-ietf-ipv6-router-advertisements@2018-03-13 (RFC 8349)
- hc2vpp-ietf-routing-types@2017-12-04
  (RFC 8294 ,https://tools.ietf.org/html/rfc8294)
Due to odl bugs these models were changed,
see HC2VPP-298 for more details.

Significant changes in updated models:
- Routing instance was removed, we used vpp-routing-instance
  as single instance before, which is no longer needed.
- Routing-protocol and Routing-protocols were refactored to
  Control-plane-protocol/s. Control-protocol now uses type and name as key
- Route Key was changed from id to ipPrefix
- Next-hop and Next-Hop-list were refactored
See attached routing_postman_collection.json for updated data structures
and examples for both IPv4 and IPv6 routes.
For router advertisements see routing_advertisments_postman_collection.json

Another fixes in this patch:
- fixes in MPLS module due to Routing model updates
- fixes doc module due to changes in Routing model

Change-Id: I33704a50061aef97dfbd73a7701ff6fe5274d6f0
Signed-off-by: Michal Cmarada <michal.cmarada@pantheon.tech>

1 files changed, 145 insertions, 0 deletions

diff --git a/routing/routing-api/src/main/yang/vpp-routing-ra@2018-03-19.yang b/routing/routing-api/src/main/yang/vpp-routing-ra@2018-03-19.yang
new file mode 100644
index 000000000..5be3f6d38
--- /dev/null
+++ b/routing/routing-api/src/main/yang/vpp-routing-ra@2018-03-19.yang
@@ -0,0 +1,145 @@
+module vpp-routing-ra {
+
+    namespace "urn:ietf:params:xml:ns:yang:vpp-routing-ra";
+    prefix "vpp-routing";
+
+    import yang-ext {
+        prefix "ext";
+    }
+
+    import hc2vpp-ietf-routing {
+        prefix "ietf-r";
+        revision-date 2018-03-13;
+    }
+
+    import hc2vpp-ietf-ipv6-unicast-routing {
+        prefix "v6ur";
+        revision-date 2018-03-13;
+    }
+
+    import ietf-ip {
+        prefix "ip";
+    }
+
+    import ietf-interfaces {
+        prefix "if";
+    }
+
+    organization
+        "FD.io - The Fast Data Project";
+
+    contact
+        "Hc2vpp Wiki <https://wiki.fd.io/view/Hc2vpp>
+         Mailing List <hc2vpp@lists.fd.io>";
+
+    description
+        "This module contains a collection of YANG definitions
+         that extend hc2vpp-ietf-routing module
+         with VPP specific routing advertisments features.
+
+         Copyright (c) 2017 Cisco and/or its affiliates.
+
+         Licensed under the Apache License, Version 2.0 (the 'License');
+         you may not use this file except in compliance with the License.
+         You may obtain a copy of the License at:
+
+         http://www.apache.org/licenses/LICENSE-2.0
+
+         Unless required by applicable law or agreed to in writing, software
+         distributed under the License is distributed on an 'AS IS' BASIS,
+         WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+         See the License for the specific language governing permissions and
+         limitations under the License.";
+
+    revision 2018-03-19 {
+        description
+            "Update hc2vpp-ietf-routing revision-date to 2018-03-13";
+    }
+
+    revision 2017-05-02 {
+        description "Changed namespace";
+    }
+
+    revision 2017-03-15 {
+        description "Initial revision.";
+    }
+
+    grouping ipv6-router-advertisements-vpp-attributes {
+        leaf suppress-link-layer {
+            type boolean;
+            default false;
+            description
+                "Dicates not to include the optional source link-layer address
+                 in the ICMPv6 router-advertisement messages.";
+        }
+        leaf send-unicast {
+            type boolean;
+            default false;
+            description
+                "Use the source address of the router-solicitation message if availiable.";
+        }
+        leaf cease {
+            type boolean;
+            default false;
+            description
+                "Cease sending ICMPv6 router-advertisement messages.";
+        }
+        leaf initial-count {
+            type uint8 {
+                range "1..3";
+            }
+            default 3;
+            description
+                "Number of initial ICMPv6 router-advertisement messages sent.";
+        }
+        leaf initial-interval {
+            type uint8 {
+                range "1..16";
+            }
+            units "seconds";
+            default 16;
+            description
+                "Interval between initial ICMPv6 router-advertisement messages.";
+        }
+
+        description
+            "VPP specific configuration of RA messages. Mapped to sw_interface_ip6nd_ra_config API:
+             https://git.fd.io/vpp/tree/src/vnet/ip/ip.api#n196";
+
+        reference
+            "https://docs.fd.io/vpp/17.04/clicmd_src_vnet_ip.html#clicmd_ip6_nd";
+    }
+
+    grouping control-adv-prefixes-vpp-attributes {
+        leaf advertise-router-address {
+            type boolean;
+            default true;
+            description
+                "Send full router address in prefix advertisement.";
+        }
+        leaf vpp-default {
+            type boolean;
+            default false;
+            description
+                "Use VPP default values for prefix advertisment.";
+        }
+
+        description
+            "VPP specific configuration of prefixes in RA messages. Mapped to sw_interface_ip6nd_ra_prefix API:
+             https://git.fd.io/vpp/tree/src/vnet/ip/ip.api#n243";
+
+        reference
+            "https://docs.fd.io/vpp/17.04/clicmd_src_vnet_ip.html#clicmd_ip6_nd";
+    }
+
+    augment "/if:interfaces/if:interface/ip:ipv6/v6ur:ipv6-router-advertisements" {
+        ext:augment-identifier "ipv6-router-advertisements-vpp-augmentation";
+        uses ipv6-router-advertisements-vpp-attributes;
+    }
+
+    augment "/if:interfaces/if:interface/ip:ipv6/v6ur:ipv6-router-advertisements/v6ur:prefix-list/v6ur:prefix" {
+        // TODO control-adv-prefixes/advertise case should be target node (change after yangtools issues are solved)
+        ext:augment-identifier "control-adv-prefixes-vpp-augmentation";
+        uses control-adv-prefixes-vpp-attributes;
+    }
+}