Elasticsearch 常用操作命令整合 (cURL 版本)
Elasticsearch 常用操作命令整合 (cURL 版本)
集群管理
查看集群健康状态
curl -X GET "localhost:9200/_cluster/health?pretty"
查看节点信息
curl -X GET "localhost:9200/_cat/nodes?v"
查看集群统计信息
curl -X GET "localhost:9200/_cluster/stats?human&pretty"
索引操作
创建索引
curl -X PUT "localhost:9200/index_name" -H 'Content-Type: application/json' -d'
{"settings": {"number_of_shards": 3,"number_of_replicas": 1},"mappings": {"properties": {"field1": { "type": "text" },"field2": { "type": "keyword" }}}
}
'
查看所有索引
curl -X GET "localhost:9200/_cat/indices?v"
查看特定索引信息
curl -X GET "localhost:9200/index_name?pretty"
删除索引
curl -X DELETE "localhost:9200/index_name"
关闭/打开索引
curl -X POST "localhost:9200/index_name/_close"
curl -X POST "localhost:9200/index_name/_open"
文档操作
索引/创建文档
curl -X POST "localhost:9200/index_name/_doc" -H 'Content-Type: application/json' -d'
{"field1": "value1","field2": "value2"
}
'curl -X PUT "localhost:9200/index_name/_doc/1" -H 'Content-Type: application/json' -d'
{"field1": "value1","field2": "value2"
}
'
获取文档
curl -X GET "localhost:9200/index_name/_doc/1?pretty"
更新文档
curl -X POST "localhost:9200/index_name/_update/1" -H 'Content-Type: application/json' -d'
{"doc": {"field1": "new_value"}
}
'
删除文档
curl -X DELETE "localhost:9200/index_name/_doc/1"
批量操作
curl -X POST "localhost:9200/_bulk" -H 'Content-Type: application/json' -d'
{ "index" : { "_index" : "index_name", "_id" : "1" } }
{ "field1" : "value1" }
{ "delete" : { "_index" : "index_name", "_id" : "2" } }
{ "create" : { "_index" : "index_name", "_id" : "3" } }
{ "field1" : "value3" }
{ "update" : {"_id" : "1", "_index" : "index_name"} }
{ "doc" : {"field2" : "value2"} }
'
搜索操作
简单搜索
curl -X GET "localhost:9200/index_name/_search" -H 'Content-Type: application/json' -d'
{"query": {"match": {"field1": "search_term"}}
}
'
复合查询
curl -X GET "localhost:9200/index_name/_search" -H 'Content-Type: application/json' -d'
{"query": {"bool": {"must": [{ "match": { "field1": "value1" } },{ "range": { "field2": { "gte": 10 } } }]}}
}
'
聚合查询
curl -X GET "localhost:9200/index_name/_search" -H 'Content-Type: application/json' -d'
{"aggs": {"agg_name": {"terms": { "field": "field2" }}}
}
'
索引别名
创建别名
curl -X POST "localhost:9200/_aliases" -H 'Content-Type: application/json' -d'
{"actions": [{"add": {"index": "index_name","alias": "alias_name"}}]
}
'
切换别名
curl -X POST "localhost:9200/_aliases" -H 'Content-Type: application/json' -d'
{"actions": [{ "remove": { "index": "old_index", "alias": "alias_name" } },{ "add": { "index": "new_index", "alias": "alias_name" } }]
}
'
索引模板
创建索引模板
curl -X PUT "localhost:9200/_template/template_name" -H 'Content-Type: application/json' -d'
{"index_patterns": ["pattern*"],"settings": {"number_of_shards": 1},"mappings": {"properties": {"field1": { "type": "text" }}}
}
'
数据迁移
使用_reindex API
curl -X POST "localhost:9200/_reindex" -H 'Content-Type: application/json' -d'
{"source": {"index": "old_index"},"dest": {"index": "new_index"}
}
'
常用_cat API
查看分片分配
curl -X GET "localhost:9200/_cat/shards?v"
查看任务
curl -X GET "localhost:9200/_cat/tasks?v"
查看插件
curl -X GET "localhost:9200/_cat/plugins?v"
查看线程池
curl -X GET "localhost:9200/_cat/thread_pool?v"
认证相关 (如果启用了安全功能)
带基本认证的请求
curl -u username:password -X GET "localhost:9200/_cluster/health?pretty"
带API密钥的请求
curl -H "Authorization: ApiKey your_api_key" -X GET "localhost:9200/_cluster/health?pretty"
注意：
- 默认使用localhost:9200，如果ES运行在其他主机或端口，请相应修改
- 如果启用了安全功能，需要添加认证信息
- 对于生产环境，建议使用HTTPS协议