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Simple Log Service:GetIndex

Last Updated:Sep 18, 2026

Queries the index information of a specified Logstore.

Operation description

Operation description

The Host in the request syntax consists of the project name and the Simple Log Service endpoint. You must specify the project in the Host.

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Test

RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

log:GetIndex

get

*LogStore

acs:log:{#regionId}:{#accountId}:project/{#project}/logstore/{#logstore}

  • log:TLSVersion
None

Request syntax

GET /logstores/{logstore}/index HTTP/1.1

Path Parameters

Parameter

Type

Required

Description

Example

logstore

string

Yes

The Logstore name.

test-logstore

Request parameters

Parameter

Type

Required

Description

Example

project

string

Yes

The project name.

ali-test-project

Response elements

Element

Type

Description

Example

object

The response struct.

index_mode

string

The index type.

v2

keys

object

The field index configuration. The key is the field name, and the value is the index configuration.

object

The index configuration of a single field.

caseSensitive

boolean

Indicates whether case sensitivity is enabled. This parameter is required only when type is set to text. Valid values:

  • true

  • false

chn

boolean

Indicates whether Chinese characters are included. This parameter is required only when type is set to text. Valid values:

  • true

  • false

token

array

The delimiters.

string

The delimiter. This parameter is required only when type is set to text.

type

string

The data type of the field value. Valid values: text, json, double, and long.

doc_value

boolean

Indicates whether the analytics feature is enabled for the field. Valid values:

  • true

  • false

alias

string

The alias of the field.

lastModifyTime

integer

The time when the index was last updated. This value is a UNIX timestamp representing the number of seconds that have elapsed since January 1, 1970, 00:00:00 UTC.

1524155379

line

object

The full-text index configuration.

caseSensitive

boolean

Specifies whether case sensitivity is enabled. Valid values:

  • true: Case sensitivity is enabled.

  • false: Case sensitivity is disabled.

false

chn

boolean

Specifies whether Chinese characters are included. Valid values:

  • true: Chinese characters are included.

  • false: Chinese characters are not included.

false

exclude_keys

array

The list of excluded fields.

string

The list of excluded fields.

excludeField

include_keys

array

The list of included fields.

string

The list of included fields.

includeField

token

array

The list of tokens.

string

The token. For example, ",", ".", "\r", or "\n".

,

log_reduce

boolean

Specifies whether LogReduce is enabled.

false

log_reduce_black_list

array

The blacklist for LogReduce field filtering. This parameter is valid only when LogReduce is enabled.

string

The blacklisted field.

b

log_reduce_white_list

array

The whitelist for LogReduce field filtering. This parameter is valid only when LogReduce is enabled.

string

The whitelisted field.

a

max_text_len

integer

The default maximum length of a field value in Simple Log Service is 2,048 bytes (2 KB). To modify the maximum length of a field value, set the maximum length of the statistical field (text). Valid values: 64 to 16,384 bytes.

2048

storage

string

The storage type. The value is fixed as pg.

pg

ttl

integer

The lifecycle of the index file. Valid values: 7, 30, and 90. Unit: days.

30

Examples

Success response

JSON format

{
  "index_mode": "v2",
  "keys": {
    "key": {
      "caseSensitive": false,
      "chn": false,
      "token": [
        ""
      ],
      "type": "",
      "doc_value": false,
      "alias": ""
    }
  },
  "lastModifyTime": 1524155379,
  "line": {
    "caseSensitive": false,
    "chn": false,
    "exclude_keys": [
      "excludeField"
    ],
    "include_keys": [
      "includeField"
    ],
    "token": [
      ","
    ]
  },
  "log_reduce": false,
  "log_reduce_black_list": [
    "b"
  ],
  "log_reduce_white_list": [
    "a"
  ],
  "max_text_len": 2048,
  "storage": "pg",
  "ttl": 30
}

Error codes

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.