module openconfig-transport-line-common {

    yang-version 1;

    namespace
      "http://openconfig.net/yang/transport-line-common";

    prefix oc-line-com;

    import iana-if-type {
      prefix ianaift;
    }
    import openconfig-extensions {
      prefix oc-ext;
    }
    import openconfig-interfaces {
      prefix oc-if;
    }
    import openconfig-platform {
      prefix oc-platform;
    }
    import openconfig-types {
      prefix oc-types;
    }
    import openconfig-transport-types {
      prefix oc-opt-types;
    }
    import openconfig-platform-transceiver {
      prefix oc-transceiver;
    }

    organization "OpenConfig working group";

    contact
      "OpenConfig working group
www.openconfig.net";

    description
      "This module defines common data elements for OpenConfig data
models for optical transport line system elements, such as
amplifiers and ROADMs (wavelength routers).";

    revision "2019-06-03" {
      description
        "Add state leaf 'tilt' to optical-port";
      reference
        "0.6.0";

    }

    revision "2019-04-16" {
      description
        "Update import prefix for iana-if-type module";
      reference
        "0.5.2";

    }

    revision "2018-11-21" {
      description
        "Add OpenConfig module metadata extensions.";
      reference
        "0.4.2";

    }

    revision "2018-07-17" {
      description
        "Remove leaf 'enabled' from osc-config";
      reference
        "0.4.1";

    }

    revision "2018-05-08" {
      description
        "Added leaf 'enabled' to osc-config and
leaf 'output-frequency' to osc-state";
      reference
        "0.4.0";

    }

    revision "2017-09-08" {
      description
        "Correct bug with OSC interfaces";
      reference
        "0.3.1";

    }

    revision "2017-07-08" {
      description
        "Add monitor port type and refs to hw ports, ";
      reference
        "0.3.0";

    }

    revision "2017-03-28" {
      description
        "Added min/max/avg stats, status for media channels, OCM, APS";
      reference
        "0.2.0";

    }

    revision "2016-03-31" {
      description "Initial public release";
      reference
        "0.1.0";

    }

    oc-ext:openconfig-version "0.6.0";
    oc-ext:regexp-posix;
    oc-ext:catalog-organization "openconfig";
    oc-ext:origin "openconfig";

    grouping optical-osc-config {
      description
        "Configuration data for OSC interfaces";
      leaf interface {
        type oc-if:base-interface-ref;
        description
          "Reference to an OSC interface";
      }
    }  // grouping optical-osc-config

    grouping optical-osc-state {
      description
        "Operational state data for OSC interfaces";
      container input-power {
        description
          "The input optical power of this port in units
of 0.01dBm. If avg/min/max statistics are not supported,
the target is expected to just supply the instant value";
        uses oc-types:avg-min-max-instant-stats-precision2-dBm;
      }  // container input-power

      container output-power {
        description
          "The output optical power of this port in units
of 0.01dBm. If avg/min/max statistics are not supported,
the target is expected to just supply the instant value";
        uses oc-types:avg-min-max-instant-stats-precision2-dBm;
      }  // container output-power

      container laser-bias-current {
        description
          "The current applied by the system to the transmit laser to
achieve the output power. The current is expressed in mA
with up to one decimal precision. If avg/min/max statistics
are not supported, the target is expected to just supply
the instant value";
        uses oc-types:avg-min-max-instant-stats-precision2-mA;
      }  // container laser-bias-current

      uses oc-transceiver:output-optical-frequency;
    }  // grouping optical-osc-state

    grouping optical-osc-top {
      description
        "Top-level grouping for configuration and operational state
data for optical supervisory channels (OSC) for amplifiers,
WSS/ROADM, nodes, etc.";
      container config {
        description
          "Configuration data for OSCs";
        uses optical-osc-config;
      }  // container config

      container state {
        config false;
        description
          "Operational state data for OSCs";
        uses optical-osc-config;

        uses optical-osc-state;
      }  // container state
    }  // grouping optical-osc-top

    grouping transport-line-common-port-config {
      description
        "Configuration data for optical line ports";
      leaf admin-state {
        type oc-opt-types:admin-state-type;
        description
          "Sets the admin state of the optical-port";
      }
    }  // grouping transport-line-common-port-config

    grouping transport-line-common-port-state {
      description
        "Operational state data describing optical line ports";
      leaf optical-port-type {
        type identityref {
          base oc-opt-types:OPTICAL_PORT_TYPE;
        }
        description
          "For physical ports belonging to optical transport
devices, this indicates the type of optical port.  This is an
informational field that should be made available by the
device.";
      }

      leaf tilt {
        type decimal64 {
          fraction-digits 2;
        }
        units "dB";
        description
          "The total tilt measured on the port. This is applicable to
      ports of type INGRESS and EGRESS.";
      }

      container input-power {
        description
          "For line system device ports, this value indicates
the total input optical power of the port in units
of 0.01dBm. If avg/min/max statistics are not supported,
just supply the instant value";
        uses oc-types:avg-min-max-instant-stats-precision2-dBm;
      }  // container input-power

      container output-power {
        description
          "For line system device ports, this value indicates
the total output optical power of the port in units
of 0.01dBm. If avg/min/max statistics are not supported,
just supply the instant value";
        uses oc-types:avg-min-max-instant-stats-precision2-dBm;
      }  // container output-power
    }  // grouping transport-line-common-port-state

    grouping transport-line-common-port-top {
      description
        "Top-level grouping for optical port data";
      container optical-port {
        description
          "Contains data specific to ports on optical transport
devices.";
        container config {
          description
            "Operational config data for optical ports";
          uses transport-line-common-port-config;
        }  // container config

        container state {
          config false;
          description
            "Operational state data for optical ports";
          uses transport-line-common-port-config;

          uses transport-line-common-port-state;
        }  // container state
      }  // container optical-port
    }  // grouping transport-line-common-port-top

    augment /oc-platform:components/oc-platform:component/oc-platform:port {
      description
        "Adding optical port data to platform components model";
      uses transport-line-common-port-top;
    }

    augment /oc-if:interfaces/oc-if:interface {
      when
        "oc-if:config/oc-if:type = 'ianaift:sonet'" {
        description
          "Additional interface configuration parameters when
the interface type is SONET/SDH";
      }
      description
        "Adds additional SONET/SDH-specific data to
osc model";
      container sonet {
        description
          "Data related to SONET/SDH interfaces";
      }  // container sonet
    }
  }  // module openconfig-transport-line-common