常用 API #

此页面包含 Easysearch 常用 API 的示例请求。

使用非默认设置创建索引 #

PUT my-logs
{
  "settings": {
    "number_of_shards": 4,
    "number_of_replicas": 2
  },
  "mappings": {
    "properties": {
      "title": {
        "type": "text"
      },
      "year": {
        "type": "integer"
      }
    }
  }
}

索引单个文档并自动生成随机 ID #

POST my-logs/_doc
{
  "title": "Your Name",
  "year": "2016"
}

索引单个文档并指定 ID #

PUT my-logs/_doc/1
{
  "title": "Weathering with You",
  "year": "2019"
}

一次索引多个文档 #

请求正文末尾的空白行是必填的。如果省略 _id 字段， Easysearch 将生成一个随机 id 。

POST _bulk
{ "index": { "_index": "my-logs", "_id": "2" } }
{ "title": "The Garden of Words", "year": 2013 }
{ "index" : { "_index": "my-logs", "_id" : "3" } }
{ "title": "5 Centimeters Per Second", "year": 2007 }

列出所有索引 #

GET _cat/indices?v

打开或关闭与模式匹配的所有索引 #

POST my-logs*/_open
POST my-logs*/_close

删除与模式匹配的所有索引 #

DELETE my-logs*

创建索引别名 #

此请求为索引 my-logs-2019-11-13 创建别名 my-logs-today 。

PUT my-logs-2019-11-13/_alias/my-logs-today

列出所有别名 #

GET _cat/aliases?v

搜索单个索引或与模式匹配的所有索引 #

GET my-logs/_search?q=test
GET my-logs*/_search?q=test

获取群集设置，包括默认值 #

GET _cluster/settings?include_defaults=true

更改磁盘使用限制 #

PUT _cluster/settings
{
  "transient": {
    "cluster.routing.allocation.disk.watermark.low": "80%",
    "cluster.routing.allocation.disk.watermark.high": "85%"
  }
}

获取群集运行状况 #

GET _cluster/health

列出群集中的节点 #

GET _cat/nodes?v

获取节点统计信息 #

GET _nodes/stats

在存储库中获取快照 #

GET _snapshot/my-repository/_all

生成快照 #

PUT _snapshot/my-repository/my-snapshot

从快照还原 #

POST _snapshot/my-repository/my-snapshot/_restore
{
  "indices": "-.security",
  "include_global_state": false
}

统计索引每个字段的访问次数 #

GET metrics/_field_usage_stats

分析指定索引每个字段的磁盘占用大小 #

POST metrics/_disk_usage?run_expensive_tasks=true