feat: OC to IOS-XE QoS

mdd/python/translation/openconfig_xe/xe_main.py

@@ -8,7 +8,7 @@
 from translation.openconfig_xe.xe_routing_policy import xe_routing_policy_program_service
 from translation.openconfig_xe.xe_system import xe_system_program_service
 from translation.openconfig_xe.xe_stp import xe_stp_program_service
-
+from translation.openconfig_xe.xe_qos import xe_qos_program_service
 
 def check_xe_features(oc_self, nso_props) -> None:
     """
@@ -39,3 +39,7 @@ def check_xe_features(oc_self, nso_props) -> None:
 
     # OpenConfig System
     xe_system_program_service(oc_self, nso_props)
+
+    # OpenConfig QoS
+    if nso_props.service.oc_qos__qos:
+        xe_qos_program_service(oc_self, nso_props)

mdd/src/Makefile

@@ -21,7 +21,8 @@ OC_MODELS = $(filter-out %aaa-tacacs.yang %aaa-radius.yang %grpc.yang, $(wildcar
 			$(filter-out %if-8021X.yang %if-ethernet-ext.yang %if-ip-ext.yang %if-sdn-ext.yang, $(wildcard yang/openconfig/interfaces/*.yang)) \
 			$(wildcard yang/openconfig/vlan/*.yang) \
 			$(wildcard yang/openconfig/stp/*.yang) \
-            $(wildcard yang/openconfig/multicast/*.yang) \
+			$(filter-out %openconfig-qos-interfaces.yang %openconfig-qos-elements.yang, $(wildcard yang/openconfig/qos/*.yang)) \
+			$(wildcard yang/openconfig/multicast/*.yang) \
       $(filter-out %system-ext-sub-nat.yang, $(wildcard yang/extensions/*.yang))
 
 # Not used

mdd/src/yang/openconfig/qos/openconfig-qos-elements.yang

@@ -17,7 +17,7 @@ submodule openconfig-qos-elements {
 
   contact
     "OpenConfig working group
-    www.openconfig.net";
+    netopenconfig@googlegroups.com";
 
   description
     "This submodule defines configuration and operational state
@@ -36,44 +36,7 @@ submodule openconfig-qos-elements {
       packets for transmission, including policer and shaper
       functions";
 
-  oc-ext:openconfig-version "0.8.0";
-
-  revision "2023-02-17" {
-    description
-      "Add queue identifier.";
-    reference "0.8.0";
-  }
-
-  revision "2023-02-08" {
-    description
-      "Remove incorrect output placement of interface-ref";
-    reference "0.7.0";
-  }
-
-  revision "2023-01-28" {
-    description
-      "Split groupings in interfaces for better leaf reuse.";
-    reference "0.6.1";
-  }
-
-  revision "2022-09-13" {
-    description
-      "Add queue octet drop counter.";
-    reference "0.6.0";
-  }
-
-  revision "2021-08-28" {
-    description
-      "Revision updating memory management profile WRED and RED configuration.";
-    reference "0.5.0";
-  }
-
-  revision "2021-04-28" {
-    description
-      "Revision updating buffer management and queue management
-      configuration.";
-    reference "0.3.0";
-  }
+  oc-ext:openconfig-version "0.2.3";
 
   revision "2019-11-28" {
     description
@@ -372,33 +335,7 @@ submodule openconfig-qos-elements {
         path "../../../../queues/queue/config/name";
       }
       description
-        "Output queue for packets in this forwarding group.
-        This leaf applies to both multicast and unicast
-        packets. Where a user or system requires separate
-        queueing for multicast and unicast the unicast-output-queue
-        and multicast-output-queue leaves should be specified.";
-    }
-
-    leaf unicast-output-queue {
-      type leafref {
-        path "../../../../queues/queue/config/name";
-      }
-      description
-        "Output queue for unicast packets within this
-        forwarding group. Where an operator or system does
-        not require separate queueing for multicast and
-        unicast this leaf is not specified.";
-    }
-
-    leaf multicast-output-queue {
-      type leafref {
-        path "../../../../queues/queue/config/name";
-      }
-      description
-        "Output queue for multicast packets within this
-        forwarding group. Where an operator or system does
-        not require separate queueing for multicast and
-        unicast this leaf is not specified.";
+        "Queue for packets in this forwarding group.";
     }
   }
 
@@ -456,7 +393,7 @@ submodule openconfig-qos-elements {
 
     leaf enable-ecn {
       type boolean;
-      default false;
+      //default false;
       description
         "When set to true, the device should mark packets that are
         ECN-capable rather than dropping them.  The receiver is
@@ -579,11 +516,13 @@ submodule openconfig-qos-elements {
       description
         "User-defined name of the queue";
     }
-    leaf queue-id {
-      type uint8;
+
+    leaf queue-type {
+      type identityref {
+        base oc-qos-types:QOS_QUEUE_TYPE;
+      }
       description
-        "An optional identifier which may be required by some hardware to map
-        the named queue to a hardware queue";
+        "Sets the type of the queue";
     }
   }
 
@@ -628,6 +567,21 @@ submodule openconfig-qos-elements {
           uses qos-queue-config;
           uses qos-queue-state;
         }
+
+        uses qos-queue-red-top {
+          when "./config/queue-type = 'oc-qos-types:RED'" {
+            description
+              "RED configuration is valid when the queue-type
+              is set accordingly.";
+          }
+        }
+        uses qos-queue-wred-top {
+          when "./config/queue-type = 'oc-qos-types:WRED'" {
+            description
+              "WRED configuration is valid when the queue-type
+              is set accordingly.";
+          }
+        }
       }
     }
   }
@@ -660,11 +614,6 @@ submodule openconfig-qos-elements {
     }
 
     leaf child-scheduler {
-      when "../output-type = 'SCHEDULER'" {
-        description
-          "The child-scheduler leaf is valid only when
-          the output type of the scheduler is a child scheduler";
-      }
       // TODO: consider whether both child (output) and parent
       // (input) references are needed; consider whether child
       // reference should separate in-profile and out-of-profile
@@ -675,23 +624,28 @@ submodule openconfig-qos-elements {
         path "../../../../../../../scheduler-policies/scheduler-policy/" +
              "config/name";
       }
+      when "../output-type = 'SCHEDULER'" {
+        description
+          "The child-scheduler leaf is valid only when
+          the output type of the scheduler is a child scheduler";
+      }
       description
         "When the scheduler output type is a child scheduler,
         this leaf provides a reference to the downstream
         scheduler.";
     }
 
     leaf output-fwd-group {
+      type leafref {
+        path "../../../../../../../forwarding-groups/forwarding-group" +
+          "/config/name";
+      }
       when "../output-type = 'FWD_GROUP'" {
         description
           "The output-fwd-group leaf is valid only when
           the output type of the scheduler is a forwarding group";
       }
-       type leafref {
-        path "../../../../../../../forwarding-groups/forwarding-group" +
-          "/config/name";
-      }
-     description
+      description
         "When the scheduler output type is a forwarding group,
         this leaf provides a reference to the forwarding group.";
     }
@@ -760,16 +714,16 @@ submodule openconfig-qos-elements {
     }
 
     leaf queue {
-      when "../input-type = 'QUEUE'" {
-        description
-          "The queue leaf is valid only when
-          the input type of the scheduler is a queue";
-      }
       type leafref {
         // current loc: /qos/scheduler-policies/scheduler-policy/schedulers/
         // scheduler/inputs/input/config/queue
         path "../../../../../../../../queues/queue/name";
       }
+      when "../input-type = 'QUEUE'" {
+        description
+          "The queue leaf is valid only when
+          the input type of the scheduler is a queue";
+      }
       description
         "Reference to a queue that is an input source for the
         scheduler";