Querying Logs

Function

This API is used to query logs.

Constraints

This API has the following constraints:

Parameters marker, limit, and page_reverse are used for pagination query.
Parameters marker and page_reverse take effect only when they are used together with parameter limit.

Calling Method

For details, see Calling APIs.

URI

GET /v3/{project_id}/elb/logtanks

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Definition: Specifies the project ID. For details about how to obtain a project ID, see Obtaining a Project ID. Constraints: N/A Range: The value can contain a maximum of 32 characters, including digits and lowercase letters. Default value: N/A

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
limit	No	Integer	Definition: Specifies the number of records returned on each page. Constraints: N/A Range: 0 to 2000 Default value: 2000
marker	No	String	Definition: Specifies the ID of the last record on the previous page. Constraints: This parameter must be used together with limit. If the parameter is not specified, only resources on the first page are queried. This parameter cannot be left blank or set to an invalid ID. Range: N/A Default value: N/A
page_reverse	No	Boolean	Definition: Specifies whether to use reverse query. Constraints: This parameter must be used together with limit. If page_reverse is set to true and you want to query the resources on the previous page, set the value of marker to the value of previous_marker. Range: true: Query resources on the previous page. false: Query resources on the next page. Default value: false
enterprise_project_id	No	Array of strings	Definition: Specifies the ID of the enterprise project. Multiple values can be used for query in the format of: enterprise_project_id=xxx&enterprise_project_id=xxx. Constraints: If enterprise_project_id is not specified, resources in all enterprise projects are queried by default. Fine-grained authorization is performed. The elb:logtanks:list permission must be assigned to the user group. If enterprise_project_id is specified, the value can be a specific enterprise project ID or all_granted_eps. If the value is a specific enterprise project ID, only resources in the enterprise project are queried. If the value is all_granted_eps, resources in the enterprise projects with the elb:logtanks:list permission are queried. Range: N/A Default value: N/A
id	No	Array of strings	Specifies the ID of the log tank. Multiple IDs can be used for query in the format of id=xxx&id=xxx.
loadbalancer_id	No	Array of strings	Specifies the ID of a load balancer. Multiple IDs can be used for query in the format of loadbalancer_id=xxx&loadbalancer_id=xxx.
log_group_id	No	Array of strings	Specifies the log group ID. Multiple IDs can be used for query in the format of log_group_id=xxx&log_group_id=xxx.
log_topic_id	No	Array of strings	Specifies the log topic ID. Multiple IDs can be used for query in the format of log_topic_id=xxx&log_topic_id=xxx.

Request Parameters

**Table 3** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	Definition: Specifies the token used for IAM authentication. Constraints: N/A Range: N/A Default value: N/A

Response Parameters

Status code: 200

**Table 4** Response body parameters
Parameter	Type	Description
logtanks	Array of Logtank objects	Provides supplementary information.
page_info	PageInfo object	Definition: Specifies the pagination information.
request_id	String	Definition: Specifies the request ID. Range: The value is automatically generated, and can contain characters including digits, lowercase letters, and hyphens (-).

**Table 5** Logtank
Parameter	Type	Description
id	String	Specifies the log ID.
project_id	String	Definition: Specifies the project ID. For details about how to obtain a project ID, see Obtaining a Project ID. Range: The value can contain a maximum of 32 characters, including digits and lowercase letters.
loadbalancer_id	String	Specifies the load balancer ID.
log_group_id	String	Specifies the log group ID.
log_topic_id	String	Specifies the log topic ID.

**Table 6** PageInfo
Parameter	Type	Description
previous_marker	String	Definition: Specifies the ID of the first record in the pagination query result. If page_reverse is set to true, this parameter is used together to query resources on the previous page. Range: N/A
next_marker	String	Definition: Specifies the ID of the last record in the pagination query result. It is usually used to query resources on the next page. Range: N/A
current_count	Integer	Definition: Specifies the number of records returned on the current page. Range: N/A

Example Requests

Querying logs of multiple load balancers

GET https://{ELB_Endpoint}/v3/060576798a80d5762fafc01a9b5eedc7/elb/logtanks?loadbalancer_id=995b98d7-6010-4502-a91a-756f399088f8&loadbalancer_id=37e9c3e3-08a2-48e9-acee-431159a33cc2

Example Responses

Status code: 200

{
  "request_id" : "5b43d31cd5217ffca57c2c4177e1b1ee",
  "logtanks" : [ {
    "project_id" : "060576798a80d5762fafc01a9b5eedc7",
    "log_topic_id" : "5b9b8370-a1fc-4c59-a509-483a673c8a94",
    "id" : "281e8768-94f9-45e9-9f3d-9fe2a122ad67",
    "log_group_id" : "7733882e-f7fa-4fb0-a460-0605c48a2280",
    "loadbalancer_id" : "995b98d7-6010-4502-a91a-756f399088f8"
  } ],
  "page_info" : {
    "next_marker" : "281e8768-94f9-45e9-9f3d-9fe2a122ad67",
    "previous_marker" : "281e8768-94f9-45e9-9f3d-9fe2a122ad67",
    "current_count" : 1
  }
}