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集群健康检查

                   http://localhost:9200/_cat/health?v

                   http://localhost:9200/_cluster/health（推荐）

 

                   状态说明

                            green：正常

                            yellow: 集群正常 数据正常，部分副本不正常

                            red: 集群部分正常，数据可能丢失，需要紧急修复

 

         查询节点列表

                   http://localhost:9200/_cat/nodes?v

 

         查看所有索引

                   http://localhost:9200/_cat/indices?v

                   目前 集群中没有任何索引

 

         补充：

                   curl

             -X 指定http的请求方法 有HEAD GET POST PUT DELETE

             -d 指定要传输的数据

             -H 指定http请求头信息

 

         新增索引

                   curl -XPUT 'localhost:9201/blog_test?pretty'

                   curl -XPUT 'localhost:9201/blog?pretty'

 

         删除索引

                   curl -XDELETE 'localhost:9200/blog_test?pretty'

 

         新增一条记录，并指定为article类型，ID为1

curl -XPUT -H "Content-Type: application/json" 'localhost:9201/blog/article/1?pretty' -d '

{

  "title": "冰雪之华王昭君啦啦啦",

  "content":"冰雪之华王昭君，昭君出塞"

}'

 

curl -XPUT -H "Content-Type: application/json" 'localhost:9201/blog/article/2?pretty' -d '

{

  "title": "test",

  "content":"testsfsdfdsfdsf",

  "PV":10

}'

 

curl -XPUT -H "Content-Type: application/json" 'localhost:9201/blog/article/3?pretty' -d '

{

  "title": "test",

  "content":"testsfsdfdsfdsf",

  "PV":23

}'

                   空间不够新增失败处理 curl -XPUT -H "Content-Type: application/json" http://localhost:9200/_all/_settings -d '{"index.blocks.read_only_allow_delete": null}'

 

                            {

                              "error" : {

                                "root_cause" : [

                                  {

                                    "type" : "cluster_block_exception",

                                    "reason" : "blocked by: [FORBIDDEN/12/index read-only / allow delete (api)];"

                                  }

                                ],

                                "type" : "cluster_block_exception",

                                "reason" : "blocked by: [FORBIDDEN/12/index read-only / allow delete (api)];"

                              },

                              "status" : 403

                            }

 

         ID查询记录

                   curl -XGET 'localhost:9200/blog/article/1'

                   curl -XGET 'localhost:9200/blog/article/1?pretty'(美化推荐)

        

         搜索

                   curl -XGET 'http://localhost:9201/blog/article/_search?q=title:小A'