module org-openroadm-srg {

    yang-version 1.1;

    namespace "http://org/openroadm/srg";

    prefix srg;

    import org-openroadm-common-optical-channel-types {
      prefix
        org-openroadm-common-optical-channel-types;
      revision-date "2023-05-26";
    }

    organization "OPEN ROADM MSA";

    contact "OpenROADM.org.";

    description
      "YANG definitions for an Add/Drop group in Network Model

Copyright of the Members of the Open ROADM MSA Agreement dated (c) 2016,
All other rights reserved.

Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:

* Redistributions of source code must retain the above copyright notice, this
  list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
  this list of conditions and the following disclaimer in the documentation and/or
  other materials provided with the distribution.
* Neither the Members of the Open ROADM MSA Agreement nor the names of its
  contributors may be used to endorse or promote products derived from this software
  without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE MEMBERS OF THE OPEN ROADM MSA  AGREEMENT ''AS IS''
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT THE MEMBERS OF THE OPEN ROADM MSA  AGREEMENT BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;  LOSS OF USE, DATA,
OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.";

    revision "2023-05-26" {
      description "Version 13.1";
    }

    revision "2021-12-10" {
      description "Version 10.1";
    }

    revision "2021-09-24" {
      description "Version 10.0";
    }

    revision "2021-03-26" {
      description "Version 9.0";
    }

    revision "2020-05-29" {
      description "Version 7.1.0";
    }

    revision "2020-03-27" {
      description "Version 7.0.0";
    }

    revision "2019-11-29" {
      description "Version 6.1.0";
    }

    revision "2019-09-27" {
      description "Version 6.0.0";
    }

    revision "2019-03-29" {
      description "Version 5.0.0";
    }

    revision "2018-11-30" {
      description "Version 4.1.0";
    }

    revision "2018-09-28" {
      description "Version 4.0.0";
    }

    revision "2018-05-30" {
      description "Version 3.1.0";
    }

    revision "2018-03-30" {
      description "Version 3.0.0";
    }

    revision "2017-12-15" {
      description "Version 2.2";
    }

    revision "2017-09-29" {
      description "Version 2.1";
    }

    revision "2017-07-28" {
      description
        "Version 2.0.1 - added revision-date to imports";
    }

    revision "2017-06-26" {
      description "Version 2.0";
    }

    revision "2016-10-14" {
      description "Version 1.2";
    }


    grouping srg-node-attributes {
      leaf srg-number {
        type uint16;
      }

      leaf max-pp {
        type uint32;
        description
          "Maximum number of add/drop port pairs in an SRG";
      }

      leaf current-provisioned-pp {
        type uint32;
        description
          "current provisioned number of port pair in a given SRG";
      }

      leaf wavelength-duplication {
        type org-openroadm-common-optical-channel-types:wavelength-duplication-type;
      }

      leaf-list supported-operational-modes {
        type string;
        description
          "defines the supported openroadm specifications";
      }
    }  // grouping srg-node-attributes
  }  // module org-openroadm-srg