module ident-aug-must-issue-aps {

  namespace "urn:ident-aug-must-issue:aps";
  prefix aps;

  import ident-aug-must-issue-ape {
    prefix ape;
  }

  identity alarm {
  }

  identity alarm-X {
    base alarm;
  }

  augment "/ape:entities/ape:entity" {
      container sensor {
      }
  }
  
  notification alarm-1 {
    leaf alarm-id {
      must ".= 'aps:alarm-X'";
      type identityref {
        base alarm;
      }
    }
  }
  
}