sonic-buildimage/src/sonic-yang-models/yang-models/sonic-feature.yang

module sonic-feature{

    yang-version 1.1;

    namespace "http://github.com/Azure/sonic-feature";
    prefix feature;

    description "Feature Table yang Module for SONiC";
    
    typedef feature-state {
        description "configuration to set the feature running state";
        type string {
            pattern "enabled|disabled|always_enabled|always_disabled";
        }
    }

    typedef feature-owner {
        description "configuration to set if the container is controlled
                     by kubernetes or locally";
        type string {
            pattern "kube|local";
        }
    }

    container sonic-feature {

        container FEATURE {

            description "feature table in config_db.json";

            list FEATURE_LIST {

                key "name";

                leaf name {
                    description "feature name in Feature table";
                    type string {
                        length 1..32;
                    }
                }

                leaf state {
                    description "state of the feature";
                    type feature-state;
                    default "enabled";
                }

                leaf auto_restart {
                    type feature-state;
                    default "enabled";
                }

                leaf has_timer {
                    description "This configuration identicates if there is
                                timer associated to this feature";
                    type boolean;
                    default false;
                }

                leaf has_global_scope {
                    description "This configuration identicates there will only one service
                                spawned for the device";
                    type boolean;
                    default false;
                }

                leaf has_per_asic_scope {
                    description "This configuration identicates there will only one service
                                spawned per asic";
                    type boolean;
                    default false;
                }

                leaf high_mem_alert {
                    description "This configuration controls the trigger to generate
                                alert on high memory utilization";
                    type feature-state;
                    default "disabled";
                }

                leaf set_owner {
                    description " This configuration set the feature owner is
                                kubernetes or local";
                    type feature-owner;
                    default "local";
                }
            }
        }
    }
}