Help Center/ Log Tank Service/ API Reference/ APIs/ Log Management/ Querying Structured Logs (Not Recommended)
Updated on 2024-12-20 GMT+08:00
Online Debugging
CLI Examples
View PDF
Share

Querying Structured Logs (Not Recommended)

Function

This API is used to query structured logs in a specified log stream. (It will be brought offline on July 30, 2024.)

Calling Method

For details, see Calling APIs.

URI

POST /v2/{project_id}/groups/{log_group_id}/streams/{log_stream_id}/struct-content/query

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID. For details about how to obtain a project ID, see Obtaining the Project ID, Account ID, Log Group ID, and Log Stream ID.

Minimum: 32

Maximum: 32

log_group_id

Yes

String

Log group ID. For details about how to obtain a log group ID, see Obtaining the Project ID, Account ID, Log Group ID, and Log Stream ID.

Minimum: 36

Maximum: 36

log_stream_id

Yes

String

Log stream ID. For details about how to obtain a log stream ID, see Obtaining the Project ID, Account ID, Log Group ID, and Log Stream ID.

Minimum: 36

Maximum: 36

Request Parameters

Table 2 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

User token obtained from IAM. For details about how to obtain a user token, see Obtaining a User Token.

Minimum: 1000

Maximum: 2000

Content-Type

Yes

String

Set this parameter to application/json;charset=UTF-8.

Minimum: 30

Maximum: 30
Table 3 Request body parameters

Parameter

Mandatory

Type

Description

start_time

Yes

String

UTC start time of the search window (in milliseconds).

end_time

Yes

String

UTC end time of the search window (in milliseconds).

sql_expression

No

String

SQL statement used for search. GROUP BY, LIKE, WHERE, and SELECT are supported. The default value is SELECT *.

Minimum: 0

Maximum: 100

original_content

No

Boolean

Whether raw logs are returned. The default value is false.

Response Parameters

Status code: 200

Table 4 Response body parameters

Parameter

Type

Description

struct_logs

Array of StructLogContents objects

Log information.
Table 5 StructLogContents

Parameter

Type

Description

log_content

String

Raw log data.

Minimum: 1

Maximum: 10000

line_num

String

Sequence number of a log line.

Minimum: 19

Maximum: 19

Status code: 400

Table 6 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 401

Table 7 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 403

Table 8 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 500

Table 9 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Example Requests

  • Querying structured logs

    POST https://{endpoint}/v2/{project_id}/groups/{log_group_id}/streams/{log_stream_id}/struct-content/query

  • When sql_expression is set to **select ***:

    v2/{project_id}/groups/{log_group_id}/streams/{log_stream_id}/struct-content/query

{
  "start_time" : "1595811590539",
  "end_time" : "1595811593539",
  "original_content" : "true",
  "sql_expression" : "select *"
}

  • When sql_expression is set to select count(test3), sum(test4):

    {
  "start_time" : "1595811590539",
  "end_time" : "1595811593539",
  "sql_expression" : "select count(test3), sum(test4)"
}

  • When sql_expression is set to select count(test3), sum(test4) group by(test1):

    {
  "start_time" : "1595811590539",
  "end_time" : "1595811593539",
  "sql_expression" : "select count(test3), sum(test4) group by(test1)"
}

Example Responses

Status code: 200

The request is successful.

  • When sql_expression is set to **select ***:

    {
  "struct_logs" : [ {
    "test4" : "151687",
    "test2" : "08:59:53",
    "test3" : "this",
    "line_num" : "1595811593539371695",
    "log_content" : "2020-07-27/08:59:53 this log is Error NO 151687",
    "test1" : "2020-07-27"
  }, {
    "test4" : "151686",
    "test2" : "08:59:52",
    "test3" : "this",
    "line_num" : "1595811592539361171",
    "log_content" : "2020-07-27/08:59:52 this log is Error NO 151686",
    "test1" : "2020-07-27"
  }, {
    "test4" : "151685",
    "test2" : "08:59:51",
    "test3" : "this",
    "line_num" : "1595811591539422860",
    "log_content" : "2020-07-27/08:59:51 this log is Error NO 151685",
    "test1" : "2020-07-27"
  }, {
    "test4" : "151684",
    "test2" : "08:59:50",
    "test3" : "this",
    "line_num" : "1595811590539454127",
    "log_content" : "2020-07-27/08:59:50 this log is Error NO 151684",
    "test1" : "2020-07-27"
  } ]
}

  • When sql_expression is set to select count(test3), sum(test4):

    {
  "struct_logs" : [ {
    "cnt(test3)" : "4",
    "sum(test4)" : "606742.000"
  } ]
}

  • When sql_expression is set to select count(test3), sum(test4) group by(test1):

    {
  "struct_logs" : [ {
    "cnt(test3)" : "4",
    "sum(test4)" : "606742.000",
    "test1" : "2020-07-27"
  } ]
}

  • When sql_expression is set to select count(test3), sum(test4) group by(test1):

    {
  "struct_logs" : [ {
    "cnt(test3)" : "4",
    "sum(test4)" : "606742.000",
    "test1" : "2020-07-27"
  } ]
}

Status code: 400

Bad Request: The request is invalid. Modify the request based on the description in error_msg before a retry.

{
  "error_code" : "LTS.0009",
  "error_msg" : "Failed to validate the request body"
}

Status code: 401

AuthFailed. Authentication failed. Check the token and try again.

{
  "error_code" : "LTS.0414",
  "error_msg" : "Invalid token"
}

Status code: 403

Forbidden.The request has been rejected.The server has received the request and understood it, but refuses to respond to it. The client should not repeat the request without modifications.

{
  "error_code" : "LTS.0001",
  "error_msg" : "Invalid projectId"
}

Status code: 500

InternalServerError.

The server has received the request but encountered an internal error.

{
  "error_code" : "LTS.0202",
  "error_msg" : "Failed to query lts struct log"
}

SDK Sample Code

The SDK sample code is as follows.

  • When sql_expression is set to **select ***:

     1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
    		 
    package com.huaweicloud.sdk.test;

import com.huaweicloud.sdk.core.auth.ICredential;
import com.huaweicloud.sdk.core.auth.BasicCredentials;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.exception.ServiceResponseException;
import com.huaweicloud.sdk.lts.v2.region.LtsRegion;
import com.huaweicloud.sdk.lts.v2.*;
import com.huaweicloud.sdk.lts.v2.model.*;


public class ListQueryStructuredLogsSolution {

    public static void main(String[] args) {
        // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
        // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
        String ak = System.getenv("CLOUD_SDK_AK");
        String sk = System.getenv("CLOUD_SDK_SK");
        String projectId = "{project_id}";

        ICredential auth = new BasicCredentials()
                .withProjectId(projectId)
                .withAk(ak)
                .withSk(sk);

        LtsClient client = LtsClient.newBuilder()
                .withCredential(auth)
                .withRegion(LtsRegion.valueOf("<YOUR REGION>"))
                .build();
        ListQueryStructuredLogsRequest request = new ListQueryStructuredLogsRequest();
        request.withLogGroupId("{log_group_id}");
        request.withLogStreamId("{log_stream_id}");
        QueryLtsStructLogParams body = new QueryLtsStructLogParams();
        body.withOriginalContent(true);
        body.withSqlExpression("select *");
        body.withEndTime("1595811593539");
        body.withStartTime("1595811590539");
        request.withBody(body);
        try {
            ListQueryStructuredLogsResponse response = client.listQueryStructuredLogs(request);
            System.out.println(response.toString());
        } catch (ConnectionException e) {
            e.printStackTrace();
        } catch (RequestTimeoutException e) {
            e.printStackTrace();
        } catch (ServiceResponseException e) {
            e.printStackTrace();
            System.out.println(e.getHttpStatusCode());
            System.out.println(e.getRequestId());
            System.out.println(e.getErrorCode());
            System.out.println(e.getErrorMsg());
        }
    }
}

  • When sql_expression is set to select count(test3), sum(test4):

     1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
    		 
    package com.huaweicloud.sdk.test;

import com.huaweicloud.sdk.core.auth.ICredential;
import com.huaweicloud.sdk.core.auth.BasicCredentials;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.exception.ServiceResponseException;
import com.huaweicloud.sdk.lts.v2.region.LtsRegion;
import com.huaweicloud.sdk.lts.v2.*;
import com.huaweicloud.sdk.lts.v2.model.*;


public class ListQueryStructuredLogsSolution {

    public static void main(String[] args) {
        // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
        // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
        String ak = System.getenv("CLOUD_SDK_AK");
        String sk = System.getenv("CLOUD_SDK_SK");
        String projectId = "{project_id}";

        ICredential auth = new BasicCredentials()
                .withProjectId(projectId)
                .withAk(ak)
                .withSk(sk);

        LtsClient client = LtsClient.newBuilder()
                .withCredential(auth)
                .withRegion(LtsRegion.valueOf("<YOUR REGION>"))
                .build();
        ListQueryStructuredLogsRequest request = new ListQueryStructuredLogsRequest();
        request.withLogGroupId("{log_group_id}");
        request.withLogStreamId("{log_stream_id}");
        QueryLtsStructLogParams body = new QueryLtsStructLogParams();
        body.withSqlExpression("select count(test3), sum(test4)");
        body.withEndTime("1595811593539");
        body.withStartTime("1595811590539");
        request.withBody(body);
        try {
            ListQueryStructuredLogsResponse response = client.listQueryStructuredLogs(request);
            System.out.println(response.toString());
        } catch (ConnectionException e) {
            e.printStackTrace();
        } catch (RequestTimeoutException e) {
            e.printStackTrace();
        } catch (ServiceResponseException e) {
            e.printStackTrace();
            System.out.println(e.getHttpStatusCode());
            System.out.println(e.getRequestId());
            System.out.println(e.getErrorCode());
            System.out.println(e.getErrorMsg());
        }
    }
}

  • When sql_expression is set to select count(test3), sum(test4) group by(test1):

     1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
    		 
    package com.huaweicloud.sdk.test;

import com.huaweicloud.sdk.core.auth.ICredential;
import com.huaweicloud.sdk.core.auth.BasicCredentials;
import com.huaweicloud.sdk.core.exception.ConnectionException;
import com.huaweicloud.sdk.core.exception.RequestTimeoutException;
import com.huaweicloud.sdk.core.exception.ServiceResponseException;
import com.huaweicloud.sdk.lts.v2.region.LtsRegion;
import com.huaweicloud.sdk.lts.v2.*;
import com.huaweicloud.sdk.lts.v2.model.*;


public class ListQueryStructuredLogsSolution {

    public static void main(String[] args) {
        // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
        // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
        String ak = System.getenv("CLOUD_SDK_AK");
        String sk = System.getenv("CLOUD_SDK_SK");
        String projectId = "{project_id}";

        ICredential auth = new BasicCredentials()
                .withProjectId(projectId)
                .withAk(ak)
                .withSk(sk);

        LtsClient client = LtsClient.newBuilder()
                .withCredential(auth)
                .withRegion(LtsRegion.valueOf("<YOUR REGION>"))
                .build();
        ListQueryStructuredLogsRequest request = new ListQueryStructuredLogsRequest();
        request.withLogGroupId("{log_group_id}");
        request.withLogStreamId("{log_stream_id}");
        QueryLtsStructLogParams body = new QueryLtsStructLogParams();
        body.withSqlExpression("select count(test3), sum(test4) group by(test1)");
        body.withEndTime("1595811593539");
        body.withStartTime("1595811590539");
        request.withBody(body);
        try {
            ListQueryStructuredLogsResponse response = client.listQueryStructuredLogs(request);
            System.out.println(response.toString());
        } catch (ConnectionException e) {
            e.printStackTrace();
        } catch (RequestTimeoutException e) {
            e.printStackTrace();
        } catch (ServiceResponseException e) {
            e.printStackTrace();
            System.out.println(e.getHttpStatusCode());
            System.out.println(e.getRequestId());
            System.out.println(e.getErrorCode());
            System.out.println(e.getErrorMsg());
        }
    }
}

  • When sql_expression is set to **select ***:

     1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
    		 
    # coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdklts.v2.region.lts_region import LtsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdklts.v2 import *

if __name__ == "__main__":
    # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak = os.environ["CLOUD_SDK_AK"]
    sk = os.environ["CLOUD_SDK_SK"]
    projectId = "{project_id}"

    credentials = BasicCredentials(ak, sk, projectId)

    client = LtsClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(LtsRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = ListQueryStructuredLogsRequest()
        request.log_group_id = "{log_group_id}"
        request.log_stream_id = "{log_stream_id}"
        request.body = QueryLtsStructLogParams(
            original_content=True,
            sql_expression="select *",
            end_time="1595811593539",
            start_time="1595811590539"
        )
        response = client.list_query_structured_logs(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

  • When sql_expression is set to select count(test3), sum(test4):

     1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
    		 
    # coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdklts.v2.region.lts_region import LtsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdklts.v2 import *

if __name__ == "__main__":
    # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak = os.environ["CLOUD_SDK_AK"]
    sk = os.environ["CLOUD_SDK_SK"]
    projectId = "{project_id}"

    credentials = BasicCredentials(ak, sk, projectId)

    client = LtsClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(LtsRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = ListQueryStructuredLogsRequest()
        request.log_group_id = "{log_group_id}"
        request.log_stream_id = "{log_stream_id}"
        request.body = QueryLtsStructLogParams(
            sql_expression="select count(test3), sum(test4)",
            end_time="1595811593539",
            start_time="1595811590539"
        )
        response = client.list_query_structured_logs(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

  • When sql_expression is set to select count(test3), sum(test4) group by(test1):

     1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
    		 
    # coding: utf-8

import os
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdklts.v2.region.lts_region import LtsRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdklts.v2 import *

if __name__ == "__main__":
    # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak = os.environ["CLOUD_SDK_AK"]
    sk = os.environ["CLOUD_SDK_SK"]
    projectId = "{project_id}"

    credentials = BasicCredentials(ak, sk, projectId)

    client = LtsClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(LtsRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = ListQueryStructuredLogsRequest()
        request.log_group_id = "{log_group_id}"
        request.log_stream_id = "{log_stream_id}"
        request.body = QueryLtsStructLogParams(
            sql_expression="select count(test3), sum(test4) group by(test1)",
            end_time="1595811593539",
            start_time="1595811590539"
        )
        response = client.list_query_structured_logs(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

  • When sql_expression is set to **select ***:

     1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
    		 
    package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    lts "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/lts/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/lts/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/lts/v2/region"
)

func main() {
    // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak := os.Getenv("CLOUD_SDK_AK")
    sk := os.Getenv("CLOUD_SDK_SK")
    projectId := "{project_id}"

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        WithProjectId(projectId).
        Build()

    client := lts.NewLtsClient(
        lts.LtsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ListQueryStructuredLogsRequest{}
	request.LogGroupId = "{log_group_id}"
	request.LogStreamId = "{log_stream_id}"
	originalContentQueryLtsStructLogParams:= true
	sqlExpressionQueryLtsStructLogParams:= "select *"
	request.Body = &model.QueryLtsStructLogParams{
		OriginalContent: &originalContentQueryLtsStructLogParams,
		SqlExpression: &sqlExpressionQueryLtsStructLogParams,
		EndTime: "1595811593539",
		StartTime: "1595811590539",
	}
	response, err := client.ListQueryStructuredLogs(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

  • When sql_expression is set to select count(test3), sum(test4):

     1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
    		 
    package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    lts "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/lts/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/lts/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/lts/v2/region"
)

func main() {
    // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak := os.Getenv("CLOUD_SDK_AK")
    sk := os.Getenv("CLOUD_SDK_SK")
    projectId := "{project_id}"

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        WithProjectId(projectId).
        Build()

    client := lts.NewLtsClient(
        lts.LtsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ListQueryStructuredLogsRequest{}
	request.LogGroupId = "{log_group_id}"
	request.LogStreamId = "{log_stream_id}"
	sqlExpressionQueryLtsStructLogParams:= "select count(test3), sum(test4)"
	request.Body = &model.QueryLtsStructLogParams{
		SqlExpression: &sqlExpressionQueryLtsStructLogParams,
		EndTime: "1595811593539",
		StartTime: "1595811590539",
	}
	response, err := client.ListQueryStructuredLogs(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

  • When sql_expression is set to select count(test3), sum(test4) group by(test1):

     1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
    		 
    package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    lts "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/lts/v2"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/lts/v2/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/lts/v2/region"
)

func main() {
    // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security.
    // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment
    ak := os.Getenv("CLOUD_SDK_AK")
    sk := os.Getenv("CLOUD_SDK_SK")
    projectId := "{project_id}"

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        WithProjectId(projectId).
        Build()

    client := lts.NewLtsClient(
        lts.LtsClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ListQueryStructuredLogsRequest{}
	request.LogGroupId = "{log_group_id}"
	request.LogStreamId = "{log_stream_id}"
	sqlExpressionQueryLtsStructLogParams:= "select count(test3), sum(test4) group by(test1)"
	request.Body = &model.QueryLtsStructLogParams{
		SqlExpression: &sqlExpressionQueryLtsStructLogParams,
		EndTime: "1595811593539",
		StartTime: "1595811590539",
	}
	response, err := client.ListQueryStructuredLogs(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.

Status Codes

Status Code

Description

200

The request is successful.

400

Bad Request: The request is invalid. Modify the request based on the description in error_msg before a retry.

401

AuthFailed. Authentication failed. Check the token and try again.

403

Forbidden.The request has been rejected.The server has received the request and understood it, but refuses to respond to it. The client should not repeat the request without modifications.

500

InternalServerError.

The server has received the request but encountered an internal error.

Error Codes

See Error Codes.

Parent Topic: Log Management