# Nori 플러그인 설치 & Index 설정

#### Versions
- ES 6.6.2

**1. 플러그인 설치**
```
$ /$ES_HOME/bin/elasticsearch-plugin install analysis-nori
```
※ 삭제 시
```
$ /$ES_HOME/bin/elasticsearch-plugin remove analysis-nori
```

**2. 사용자 사전 추가**
```
$ touch /$ES_HOME/config/userdict_ko.txt
```

**3. Index 설정 & 매핑**
```json
PUT nori_test
{
  "settings" : {
    "index" : {
      "codec" : "best_compression",
      "refresh_interval" : "5s",
      "number_of_shards" : "2",
      "number_of_replicas" : "1",
      "analysis" : {
        "filter" : {
          "npos_filter" : {
            "type" : "nori_part_of_speech",
            "stoptags" : [
              "E",
              "IC",
              "J",
              "MAG",
              "MM",
              "SP",
              "SSC",
              "SSO",
              "SC",
              "SE",
              "XPN",
              "XSA",
              "XSN",
              "XSV",
              "UNA",
              "NA",
              "VSV"
            ]
          }
        },
        "analyzer" : {
          "korean" : {
            "filter" : [
              "npos_filter",
              "nori_readingform",
              "lowercase"
            ],
            "tokenizer" : "nori_user_dict"
          }
        },
        "tokenizer" : {
          "nori_user_dict" : {
            "mode" : "MIXED",
            "type" : "nori_tokenizer",
            "user_dictionary" : "userdict_ko.txt"
          }
        }
      }
    }
  },
  "mappings" : {
    "doc" : {
      "properties" : {
        "title" : {
          "type" : "text",
          "analyzer" : "korean",
          "copy_to" : "full_search",
          "fields" : {
            "keyword" : {
              "type" : "keyword",
              "ignore_above" : 256
            }
          }
        },
        "content" : {
          "type" : "text",
          "analyzer" : "korean",
          "copy_to" : "full_search",
          "fields" : {
            "keyword" : {
              "type" : "keyword",
              "ignore_above" : 256
            }
          }
        },
        "full_search" : {
          "type" : "text",
          "analyzer" : "korean"
        }
      }
    }
  }
}
```