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, 501 insertions, 0 deletions

diff --git a/routing/routing-api/src/main/yang/hc2vpp-ietf-ipv6-router-advertisements@2018-03-13.yang b/routing/routing-api/src/main/yang/hc2vpp-ietf-ipv6-router-advertisements@2018-03-13.yang
new file mode 100755
index 000000000..9c33ffc94
--- /dev/null
+++ b/routing/routing-api/src/main/yang/hc2vpp-ietf-ipv6-router-advertisements@2018-03-13.yang
@@ -0,0 +1,501 @@
+submodule hc2vpp-ietf-ipv6-router-advertisements {
+  yang-version "1.1";
+
+  belongs-to hc2vpp-ietf-ipv6-unicast-routing {
+    prefix "v6ur";
+  }
+
+  import ietf-inet-types {
+    prefix "inet";
+  }
+
+  import ietf-interfaces {
+    prefix "if";
+    description
+      "An 'ietf-interfaces' module version that is compatible with
+       the Network Management Datastore Architecture (NMDA)
+       is required.";
+  }
+
+  import ietf-ip {
+    prefix "ip";
+    description
+      "An 'ietf-ip' module version that is compatible with
+       the Network Management Datastore Architecture (NMDA)
+       is required.";
+  }
+
+  organization
+    "IETF NETMOD (Network Modeling) Working Group";
+  contact
+    "WG Web:   <https://datatracker.ietf.org/wg/netmod/>
+     WG List:  <mailto:rtgwg@ietf.org>
+
+     Editor:   Ladislav Lhotka
+               <mailto:lhotka@nic.cz>
+               Acee Lindem
+               <mailto:acee@cisco.com>
+               Yingzhen Qu
+               <mailto:yingzhen.qu@huawei.com>";
+
+  description
+    "This YANG module augments the 'ietf-ip' module with
+     parameters for IPv6 Router Advertisements.  The model fully
+     conforms to the Network Management Datastore
+     Architecture (NMDA).
+
+     Copyright (c) 2018 IETF Trust and the persons
+     identified as authors of the code.  All rights reserved.
+
+     Redistribution and use in source and binary forms, with or
+     without modification, is permitted pursuant to, and subject
+     to the license terms contained in, the Simplified BSD License
+     set forth in Section 4.c of the IETF Trust's Legal Provisions
+     Relating to IETF Documents
+     (https://trustee.ietf.org/license-info).
+
+     This version of this YANG module is part of RFC 8349; see
+     the RFC itself for full legal notices.";
+
+  reference
+    "RFC 4861: Neighbor Discovery for IP version 6 (IPv6)";
+
+  revision 2018-03-13 {
+    description
+      "Network Management Datastore Architecture (NMDA) revision.";
+    reference
+      "RFC 8349: A YANG Data Model for Routing Management
+                 (NMDA Version)";
+  }
+
+  revision 2016-11-04 {
+       description
+         "Initial revision.";
+       reference
+         "RFC 8022: A YANG Data Model for Routing Management";
+  }
+
+  augment "/if:interfaces/if:interface/ip:ipv6" {
+    description
+      "Augments interface configuration with parameters of IPv6
+       Router Advertisements.";
+    container ipv6-router-advertisements {
+      description
+        "Support for IPv6 Router Advertisements.";
+      leaf send-advertisements {
+        type boolean;
+        default "false";
+        description
+          "A flag indicating whether or not the router sends
+           periodic Router Advertisements and responds to
+           Router Solicitations.";
+        reference
+          "RFC 4861: Neighbor Discovery for IP version 6 (IPv6)
+                     - AdvSendAdvertisements";
+      }
+      leaf max-rtr-adv-interval {
+        type uint16 {
+          range "4..65535";
+        }
+        units "seconds";
+        default "600";
+        description
+          "The maximum time allowed between sending unsolicited
+           multicast Router Advertisements from the interface.";
+        reference
+          "RFC 4861: Neighbor Discovery for IP version 6 (IPv6)
+                     - MaxRtrAdvInterval";
+      }
+      leaf min-rtr-adv-interval {
+        type uint16 {
+          range "3..1350";
+        }
+        units "seconds";
+        must ". <= 0.75 * ../max-rtr-adv-interval" {
+          description
+            "The value MUST NOT be greater than 75% of
+             'max-rtr-adv-interval'.";
+        }
+        description
+          "The minimum time allowed between sending unsolicited
+           multicast Router Advertisements from the interface.
+
+           The default value to be used operationally if this
+           leaf is not configured is determined as follows:
+
+           - if max-rtr-adv-interval >= 9 seconds, the default
+             value is 0.33 * max-rtr-adv-interval;
+
+           - otherwise, it is 0.75 * max-rtr-adv-interval.";
+        reference
+          "RFC 4861: Neighbor Discovery for IP version 6 (IPv6)
+                     - MinRtrAdvInterval";
+      }
+      leaf managed-flag {
+        type boolean;
+        default "false";
+        description
+          "The value to be placed in the 'Managed address
+           configuration' flag field in the Router
+           Advertisement.";
+        reference
+          "RFC 4861: Neighbor Discovery for IP version 6 (IPv6)
+                     - AdvManagedFlag";
+      }
+      leaf other-config-flag {
+        type boolean;
+        default "false";
+        description
+          "The value to be placed in the 'Other configuration'
+           flag field in the Router Advertisement.";
+        reference
+          "RFC 4861: Neighbor Discovery for IP version 6 (IPv6)
+                     - AdvOtherConfigFlag";
+      }
+      leaf link-mtu {
+        type uint32;
+        default "0";
+        description
+          "The value to be placed in MTU options sent by the
+           router.  A value of zero indicates that no MTU options
+           are sent.";
+        reference
+          "RFC 4861: Neighbor Discovery for IP version 6 (IPv6)
+                     - AdvLinkMTU";
+      }
+      leaf reachable-time {
+        type uint32 {
+          range "0..3600000";
+        }
+        units "milliseconds";
+        default "0";
+        description
+          "The value to be placed in the Reachable Time field in
+           the Router Advertisement messages sent by the router.
+           A value of zero means unspecified (by this router).";
+        reference
+          "RFC 4861: Neighbor Discovery for IP version 6 (IPv6)
+                     - AdvReachableTime";
+      }
+      leaf retrans-timer {
+        type uint32;
+        units "milliseconds";
+        default "0";
+        description
+          "The value to be placed in the Retrans Timer field in
+           the Router Advertisement messages sent by the router.
+           A value of zero means unspecified (by this router).";
+        reference
+          "RFC 4861: Neighbor Discovery for IP version 6 (IPv6)
+                     - AdvRetransTimer";
+      }
+      leaf cur-hop-limit {
+        type uint8;
+        description
+          "The value to be placed in the Cur Hop Limit field in
+           the Router Advertisement messages sent by the router.
+           A value of zero means unspecified (by this router).
+
+           If this parameter is not configured, the device SHOULD
+           use the IANA-specified value for the default IPv4
+           Time to Live (TTL) parameter that was in effect at the
+           time of implementation.";
+        reference
+          "RFC 3232: Assigned Numbers: RFC 1700 is Replaced by
+                     an On-line Database
+           RFC 4861: Neighbor Discovery for IP version 6 (IPv6)
+                     - AdvCurHopLimit
+           IANA: IP Parameters
+                 (https://www.iana.org/assignments/ip-parameters)";
+      }
+      leaf default-lifetime {
+        type uint16 {
+          range "0..65535";
+        }
+        units "seconds";
+        description
+          "The value to be placed in the Router Lifetime field of
+           Router Advertisements sent from the interface, in
+           seconds.  It MUST be either zero or between
+           max-rtr-adv-interval and 9000 seconds.  A value of zero
+           indicates that the router is not to be used as a
+           default router.  These limits may be overridden by
+           specific documents that describe how IPv6 operates over
+           different link layers.
+
+           If this parameter is not configured, the device SHOULD
+           use a value of 3 * max-rtr-adv-interval.";
+        reference
+          "RFC 4861: Neighbor Discovery for IP version 6 (IPv6)
+                     - AdvDefaultLifetime";
+      }
+      container prefix-list {
+        description
+          "Support for prefixes to be placed in Prefix
+           Information options in Router Advertisement messages
+           sent from the interface.
+
+           Prefixes that are advertised by default but do not
+           have their entries in the child 'prefix' list are
+           advertised with the default values of all parameters.
+
+           The link-local prefix SHOULD NOT be included in the
+           list of advertised prefixes.";
+        reference
+          "RFC 4861: Neighbor Discovery for IP version 6 (IPv6)
+                     - AdvPrefixList";
+        list prefix {
+          key "prefix-spec";
+          description
+            "Support for an advertised prefix entry.";
+          leaf prefix-spec {
+            type inet:ipv6-prefix;
+            description
+              "IPv6 address prefix.";
+          }
+          choice control-adv-prefixes {
+            default "advertise";
+            description
+              "Either (1) the prefix is explicitly removed from the
+               set of advertised prefixes or (2) the parameters with
+               which the prefix is advertised are specified (default
+               case).";
+            leaf no-advertise {
+              type empty;
+              description
+                "The prefix will not be advertised.
+
+                 This can be used for removing the prefix from
+                 the default set of advertised prefixes.";
+            }
+            case advertise {
+              leaf valid-lifetime {
+                type uint32;
+                units "seconds";
+                default "2592000";
+                description
+                  "The value to be placed in the Valid Lifetime
+                   in the Prefix Information option.  The
+                   designated value of all 1's (0xffffffff)
+                    represents infinity.";
+                reference
+                  "RFC 4861: Neighbor Discovery for IP version 6
+                             (IPv6) - AdvValidLifetime";
+              }
+              leaf on-link-flag {
+                type boolean;
+                default "true";
+                description
+                  "The value to be placed in the on-link flag
+                   ('L-bit') field in the Prefix Information
+                   option.";
+                reference
+                  "RFC 4861: Neighbor Discovery for IP version 6
+                             (IPv6) - AdvOnLinkFlag";
+              }
+              leaf preferred-lifetime {
+                type uint32;
+                units "seconds";
+                must ". <= ../valid-lifetime" {
+                  description
+                    "This value MUST NOT be greater than
+                     valid-lifetime.";
+                }
+                default "604800";
+                description
+                  "The value to be placed in the Preferred
+                   Lifetime in the Prefix Information option.
+                   The designated value of all 1's (0xffffffff)
+                   represents infinity.";
+                reference
+                  "RFC 4861: Neighbor Discovery for IP version 6
+                             (IPv6) - AdvPreferredLifetime";
+              }
+              leaf autonomous-flag {
+                type boolean;
+                default "true";
+                description
+                  "The value to be placed in the Autonomous Flag
+                   field in the Prefix Information option.";
+                reference
+                  "RFC 4861: Neighbor Discovery for IP version 6
+                             (IPv6) - AdvAutonomousFlag";
+              }
+            }
+          }
+        }
+      }
+    }
+  }
+
+  /*
+   * The subsequent data nodes are obviated and obsoleted
+   * by the Network Management Datastore Architecture
+   * as described in RFC 8342.
+   */
+  augment "/if:interfaces-state/if:interface/ip:ipv6" {
+    status obsolete;
+    description
+      "Augments interface state data with parameters of IPv6
+       Router Advertisements.";
+    container ipv6-router-advertisements {
+      status obsolete;
+      description
+        "Parameters of IPv6 Router Advertisements.";
+      leaf send-advertisements {
+        type boolean;
+        status obsolete;
+        description
+          "A flag indicating whether or not the router sends
+           periodic Router Advertisements and responds to
+           Router Solicitations.";
+      }
+      leaf max-rtr-adv-interval {
+        type uint16 {
+          range "4..1800";
+        }
+        units "seconds";
+        status obsolete;
+        description
+          "The maximum time allowed between sending unsolicited
+           multicast Router Advertisements from the interface.";
+      }
+      leaf min-rtr-adv-interval {
+        type uint16 {
+          range "3..1350";
+        }
+        units "seconds";
+        status obsolete;
+        description
+          "The minimum time allowed between sending unsolicited
+           multicast Router Advertisements from the interface.";
+      }
+      leaf managed-flag {
+        type boolean;
+        status obsolete;
+        description
+          "The value that is placed in the 'Managed address
+           configuration' flag field in the Router Advertisement.";
+      }
+      leaf other-config-flag {
+        type boolean;
+        status obsolete;
+        description
+          "The value that is placed in the 'Other configuration' flag
+           field in the Router Advertisement.";
+      }
+      leaf link-mtu {
+        type uint32;
+        status obsolete;
+        description
+          "The value that is placed in MTU options sent by the
+           router.  A value of zero indicates that no MTU options
+           are sent.";
+      }
+      leaf reachable-time {
+        type uint32 {
+          range "0..3600000";
+        }
+        units "milliseconds";
+        status obsolete;
+        description
+          "The value that is placed in the Reachable Time field in
+           the Router Advertisement messages sent by the router.  A
+           value of zero means unspecified (by this router).";
+      }
+      leaf retrans-timer {
+        type uint32;
+        units "milliseconds";
+        status obsolete;
+        description
+          "The value that is placed in the Retrans Timer field in the
+           Router Advertisement messages sent by the router.  A value
+           of zero means unspecified (by this router).";
+      }
+      leaf cur-hop-limit {
+        type uint8;
+        status obsolete;
+        description
+          "The value that is placed in the Cur Hop Limit field in the
+           Router Advertisement messages sent by the router.  A value
+           of zero means unspecified (by this router).";
+      }
+      leaf default-lifetime {
+        type uint16 {
+          range "0..9000";
+        }
+        units "seconds";
+        status obsolete;
+        description
+          "The value that is placed in the Router Lifetime field of
+           Router Advertisements sent from the interface, in seconds.
+           A value of zero indicates that the router is not to be
+           used as a default router.";
+      }
+      container prefix-list {
+        status obsolete;
+        description
+          "A list of prefixes that are placed in Prefix Information
+           options in Router Advertisement messages sent from the
+           interface.
+
+           By default, these are all prefixes that the router
+           advertises via routing protocols as being on-link for the
+           interface from which the advertisement is sent.";
+        list prefix {
+          key "prefix-spec";
+          status obsolete;
+          description
+            "Advertised prefix entry and its parameters.";
+          leaf prefix-spec {
+            type inet:ipv6-prefix;
+            status obsolete;
+            description
+              "IPv6 address prefix.";
+          }
+          leaf valid-lifetime {
+            type uint32;
+            units "seconds";
+            status obsolete;
+            description
+              "The value that is placed in the Valid Lifetime in the
+               Prefix Information option.  The designated value of
+               all 1's (0xffffffff) represents infinity.
+
+               An implementation SHOULD keep this value constant in
+               consecutive advertisements, except when it is
+               explicitly changed in configuration.";
+          }
+          leaf on-link-flag {
+            type boolean;
+            status obsolete;
+            description
+              "The value that is placed in the on-link flag ('L-bit')
+               field in the Prefix Information option.";
+          }
+          leaf preferred-lifetime {
+            type uint32;
+            units "seconds";
+            status obsolete;
+            description
+              "The value that is placed in the Preferred Lifetime in
+               the Prefix Information option, in seconds.  The
+               designated value of all 1's (0xffffffff) represents
+               infinity.
+
+               An implementation SHOULD keep this value constant in
+               consecutive advertisements, except when it is
+               explicitly changed in configuration.";
+          }
+          leaf autonomous-flag {
+            type boolean;
+            status obsolete;
+            description
+              "The value that is placed in the Autonomous Flag field
+               in the Prefix Information option.";
+          }
+        }
+      }
+    }
+  }
+}