FTS: backup-restore API. Collection based index cannot be restored from backup.

{

  "uuid": "1452cfc7ff854307",

  "indexDefs": {

    "idx1": {

      "type": "fulltext-index",

      "name": "idx1",

      "uuid": "",

      "sourceType": "gocbcore",

      "sourceName": "b1",

      "planParams": {

        "maxPartitionsPerPIndex": 171

      },

      "params": {

        "doc_config": {

          "docid_prefix_delim": "",

          "docid_regexp": "",

          "mode": "scope.collection.type_field",

          "type_field": "type"

        },

        "mapping": {

          "analysis": {},

          "default_analyzer": "standard",

          "default_datetime_parser": "dateTimeOptional",

          "default_field": "_all",

          "default_mapping": {

            "dynamic": false,

            "enabled": false

          },

          "default_type": "_default",

          "docvalues_dynamic": true,

          "index_dynamic": true,

          "store_dynamic": false,

          "type_field": "_type",

          "types": {

            "s1.c1": {

              "default_analyzer": "standard",

              "dynamic": true,

              "enabled": true

            }

          }

        },

        "store": {

          "indexType": "scorch",

          "mossStoreOptions": {},

          "segmentVersion": 15

        }

      },

      "sourceParams": {}

    }

  },

  "implVersion": "5.5.0"

}

curl -POST -H "Content-Type: application/json" -u <username>:<password> http://<your_ip>:<your_port>/api/v1/backup -d '@backup.json'

{"error":"rest_backup_restore: processRemapRequest failed, err: index remapping error: rest_backup_restore: indexName: idx1, validation errs: invalid input","request":"","status":"fail"}