Obtaining Links for Downloading Slow Query Logs

Description

This API is used to obtain links for downloading slow query logs.

Restrictions

The link for downloading slow query logs is valid within 15 minutes after being updated.

URI

• URI format

  POST https://{Endpoint}/v3/{project_id}/instances/{instance_id}/slowlog-download

• URI example

  https://dds.ap-southeast-1.myhuaweicloud.com/v3/0483b6b16e954cb88930a360d2c4e663/instances/6ade8143870047b8999aba8f1891b48ein02/slowlog-download

Requests

• Parameter description

  Table 2 Parameter description

  Name	Type	Mandatory	Description
  file_name_list	Array of strings	No	The list of the names of the files to be downloaded.
  node_id_list	Array of strings	No	The node ID list. If this parameter is left blank, all nodes in the instance can be queried. For details, see the id value in the nodes data structure table in section "Querying Instances" in the DDS API Reference. Nodes that can be queried: Shard nodes in a cluster. All nodes in a replica set or single node instance.

• Request example

  {
  "file_name_list":["0541c9f81e80d2201fccc00b92ad6ec0_052f8a12dfed43fbb27c2020e3c3c507no02_slowlog_20201117104809"],
  "node_id_list":["052f8a12dfed43fbb27c2020e3c3c507no02"]
  }

Responses

• Parameter description

  Table 3 Parameter description

  Name	Type	Description
  list	List	The links for downloading slow query logs. For details, see Table 4.
  status	String	The status of links for downloading slow query logs. FINISH: The download link has been generated. CREATING: A file is being generated and the download link is to be prepared. FAILED: Log files fail to be prepared.
  count	Integer	The number of links for downloading slow query logs.

  Table 4 Data structure description of the list field

  Name	Type	Description
  node_name	String	The node name.
  file_name	String	The name of the generated file for downloading slow query logs.
  status	String	The status of the current link. SUCCESS: The download link has been generated. EXPORTING: A file is being generated and the download link is to be prepared. FAILED: Log files fail to be prepared.
  file_size	String	The file size in KB.
  file_link	String	The download link. NOTE: The download link is valid within 15 minutes after being updated. After the update time expires, the download link will be obtained again.
  update_at	Long	The update time.

• Response example

  {
    "list": [
      {
        "node_name": "dds-2a78_replica_node_3",
        "file_name": "054bc9f81e80d2201fccc00b92ad6ec0_ca327a60b3084fa79ce072d7299b905ano02_slowlog_20201117060412",
        "status": "SUCCESS",
        "file_size": "0",
        "file_link": "https://rdsbucket.xxxr.obs.ap-southeast-1.myhuaweicloud.com:443/054bc9c1f680d55c1f36c006e5a9f67b_slowlog_download_20200515080614589?AWSAccessKeyId=1BQ38TBCQHAVQXBUMUTC&Expires=1589530200&response-cache-control=no-cache%2Cno-store&Signature=Fgi4%2BLOJ9frAXyOkz5hRoW5O%2BUM%3D",
        "update_at": 1605593100566
      }
    ],
    "status": "FINISH",
    "count": 1
  }

Status Code

For more information, see Status Code.

Error Code

For more information, see Error Code.