submodule Cisco-IOS-XR-mirror-oper-sub1 {

    yang-version 1;

    belongs-to Cisco-IOS-XR-mirror-oper {
        prefix Cisco-IOS-XR-mirror-oper;
    }

    import cisco-semver {
      prefix semver;
    }

    organization "Cisco Systems, Inc.";

    contact
      "Cisco Systems, Inc.
     Customer Service
     
     Postal: 170 West Tasman Drive
     San Jose, CA 95134
     
     Tel: +1 800 553-NETS
     
     E-mail: cs-yang@cisco.com";

    description
      "This submodule contains a collection of YANG definitions
     for Cisco IOS-XR mirror package operational data.
     
     Copyright (c) 2013-2019 by Cisco Systems, Inc.
     All rights reserved.";

    revision "2019-04-05" {
      description
        "Establish semantic version baseline.";
    }

    revision "2015-11-09" {
      description "IOS XR 6.0 revision.";
    }

    semver:module-version "1.0.0";

    typedef Change-bag-reason {
      type enumeration {
        enum "checksum" {
          value 0;
          description "Checksum";
        }
        enum "size" {
          value 1;
          description "Size";
        }
        enum "mod-time" {
          value 2;
          description "Modification time";
        }
        enum "permissions" {
          value 3;
          description "Permissions changed";
        }
        enum "owner" {
          value 4;
          description "Owner changed";
        }
        enum "group" {
          value 5;
          description "Group changed";
        }
        enum "reserved" {
          value 6;
          description "<reserved>";
        }
        enum "acl" {
          value 7;
          description "ACL changed";
        }
        enum "xattr" {
          value 8;
          description
            "Extended attributes changed";
        }
        enum "none" {
          value 9;
          description
            "Unknown or no mismatch. When UT_UNKNOWN or
           UT_NONE.";
        }
        enum "sub-item" {
          value 10;
          description
            "Sub item of this dir has a change";
        }
        enum "new-item" {
          value 11;
          description
            "This item is newly created";
        }
      }
      description "ChangeReason";
    }

    typedef File-bag {
      type enumeration {
        enum "file" {
          value 0;
          description "File";
        }
        enum "directory" {
          value 1;
          description "Directory";
        }
        enum "symlink" {
          value 2;
          description "Symlink";
        }
        enum "device" {
          value 3;
          description "Device";
        }
        enum "special" {
          value 4;
          description "Special";
        }
        enum "unknown" {
          value 5;
          description "<unknown>";
        }
      }
      description "ItemType";
    }

    typedef Update-bag {
      type enumeration {
        enum "send" {
          value 0;
          description
            "Send changes to standby";
        }
        enum "recv" {
          value 1;
          description
            "Receive changes from standby";
        }
        enum "create" {
          value 2;
          description "Create on standby";
        }
        enum "hardlink" {
          value 3;
          description "Hardlink";
        }
        enum "unknown" {
          value 4;
          description
            "Unexpected reason, use update_msg field";
        }
        enum "none" {
          value 5;
          description
            "In sync on both active and standby";
        }
        enum "delete" {
          value 6;
          description "Delete on standby";
        }
        enum "sub-item" {
          value 7;
          description
            "Sub item of this dir needs a change";
        }
      }
      description "Update";
    }

    typedef Mirror-bag-state {
      type enumeration {
        enum "no" {
          value 0;
          description
            "Not mirrored, and no sync in progress";
        }
        enum "yes" {
          value 1;
          description "Mirrored";
        }
        enum "in-progress" {
          value 2;
          description
            "Not mirrored, but sync in progress";
        }
      }
      description "MirrorState";
    }

    grouping MIRROR-FILE-ENTRY {
      description
        "One item in the mirror dir";
      leaf path-xr {
        type string;
        description "Path item";
      }

      leaf state {
        type Mirror-bag-state;
        description
          "What sync state item is in";
      }

      leaf update {
        type Update-bag;
        description
          "What update should be done";
      }

      leaf update-msg {
        type string;
        description
          "In case of unknown update";
      }

      leaf type {
        type File-bag;
        description "Item type";
      }

      leaf reason {
        type Change-bag-reason;
        description "Reason for mismatch";
      }

      leaf checksum {
        type string;
        description
          "MD5 checksum for mirrored files";
      }

      leaf mod-time {
        type uint64;
        description
          "Mod time for mirrored files";
      }
    }  // grouping MIRROR-FILE-ENTRY

    grouping MIRROR-SYNC-ENTRY {
      description "One sync dir status";
      leaf directory-xr {
        type string;
        description "Directory being synced";
      }

      leaf sync-in-progress {
        type boolean;
        description
          "True if sync is in progress";
      }

      leaf start-time {
        type uint64;
        description
          "Unix Epoch of when sync started";
      }

      leaf scan-error {
        type string;
        description
          "Empty if no error, else the dir scanning error
         which prevents mirroring on this dir";
      }

      leaf standby-up {
        type boolean;
        description
          "If false, standby is not syncable";
      }
    }  // grouping MIRROR-SYNC-ENTRY
  }  // submodule Cisco-IOS-XR-mirror-oper-sub1