github地址

https://github.com/medcl/elasticsearch-analysis-ik

下载对应的版本

https://github.com/medcl/elasticsearch-analysis-ik/releases/download/v6.2.4/elasticsearch-analysis-ik-6.2.4.zip

移动至es目录下的plugins

mv elasticsearch-analysis-ik-6.2.4.zip  ./elasticsearch-6.2.4/plugins/

解压，并重启

unzip elasticsearch-analysis-ik-6.2.4.zip 
rm elasticsearch-analysis-ik-6.2.4.zip

测试

创建index

curl -XPUT http://localhost:9200/index

创建mapping

curl -XPOST http://localhost:9200/index/fulltext/_mapping -H 'Content-Type:application/json' -d'
{
        "properties": {
            "content": {
                "type": "text",
                "analyzer": "ik_max_word",
                "search_analyzer": "ik_max_word"
            }
        }
}'

创建docs

curl -XPOST http://localhost:9200/index/fulltext/1 -H 'Content-Type:application/json' -d'
{"content":"中华人民共和国"}
'

高亮查询

curl -XPOST http://localhost:9200/index/fulltext/_search  -H 'Content-Type:application/json' -d'
{
    "query" : { "match" : { "content" : "中华" }},
    "highlight" : {
        "pre_tags" : ["<tag1>", "<tag2>"],
        "post_tags" : ["</tag1>", "</tag2>"],
        "fields" : {
            "content" : {}
        }
    }
}
'

返回

{
  "took": 186,
  "timed_out": false,
  "_shards": {
    "total": 5,
    "successful": 5,
    "skipped": 0,
    "failed": 0
  },
  "hits": {
    "total": 1,
    "max_score": 0.2876821,
    "hits": [
      {
        "_index": "index",
        "_type": "fulltext",
        "_id": "1",
        "_score": 0.2876821,
        "_source": {
          "content": "中华人民共和国"
        },
        "highlight": {
          "content": [
            "<tag1>中华</tag1>人民共和国"
          ]
        }
      }
    ]
  }
}