更新时间:2024-05-27 GMT+08:00
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血缘查询

功能介绍

血缘查询。

调用方法

请参见如何调用API

URI

GET /v3/{project_id}/entities/{guid}/lineage

表1 路径参数

参数

是否必选

参数类型

描述

project_id

String

项目ID,获取方法请参见项目ID和账号ID

guid

String

资产guid,获取方法请参见数据资产guid

表2 Query参数

参数

是否必选

参数类型

描述

direction

String

查询方向,取值范围:BOTH、IN、OUT。默认BOTH。

枚举值:

  • IN,上游血缘

  • OUT,下游血缘

  • BOTH,上下游血缘

depth

Integer

血缘链路长度,默认值5。

请求参数

表3 请求Header参数

参数

是否必选

参数类型

描述

X-Auth-Token

String

用户Token,使用Token认证时必选。通过调用IAM服务的“获取用户Token”接口获取响应消息头中X-Subject-Token的值。

workspace

String

工作空间ID,获取方法请参见实例ID和工作空间ID

响应参数

状态码: 200

表4 响应Body参数

参数

参数类型

描述

base_entity_guid

String

当前资产的guid。

最小长度:32

最大长度:36

guid_entity_map

Object

实体集合Map(String, OpenEntityHeader)。key:资产guid,value:资产信息OpenEntityHeader。

relations

Array of LineageRelation objects

血缘关系。

referred_entities

Object

相关实体集合Map(String, OpenEntity)。key:资产guid,value:资产信息OpenEntity。

表5 LineageRelation

参数

参数类型

描述

from_entity_id

String

血缘来源资产guid。

relationship_id

String

关系id。

to_entity_id

String

血缘流向资产guid。

状态码: 400

表6 响应Body参数

参数

参数类型

描述

error_code

String

错误码。

error_msg

String

错误描述。

状态码: 401

表7 响应Body参数

参数

参数类型

描述

error_code

String

错误码。

error_msg

String

错误描述。

状态码: 403

表8 响应Body参数

参数

参数类型

描述

error_code

String

错误码。

error_msg

String

错误描述。

状态码: 404

表9 响应Body参数

参数

参数类型

描述

error_code

String

错误码。

error_msg

String

错误描述。

请求示例

响应示例

状态码: 200

OK。

{
  "base_entity_guid" : "c1cba918-24d3-4dc4-a65c-178e57b14458",
  "guid_entity_map" : {
    "c1cba918-24d3-4dc4-a65c-178e57b14458" : {
      "attributes" : {
        "owner" : "userName",
        "create_time" : 0,
        "qualified_name" : "MRS_Flink_Job_001.flink_01@FLINK.f9a70740-6a5e-492a-a369-9779fd952f85.0833a5737480d53b2f25c010dc1a7b88-workspace              -b88c445407b24283aa949f9833a38fd8",
        "name" : "flink_01",
        "description" : "This temp entity was generated from DLF lineage service",
        "security_level" : null
      },
      "classification_names" : [ ],
      "connection" : null,
      "display_text" : "flink_01",
      "guid" : "c1cba918-24d3-4dc4-a65c-178e57b14458",
      "tags" : [ ],
      "type_name" : "flink_table"
    },
    "223d0579-cf6f-4439-950b-7372a0f1a5a2" : {
      "attributes" : {
        "owner" : "userName",
        "create_time" : 0,
        "qualified_name" : "MRS_Flink_Job_001.flink_02@FLINK.f9a70740-6a5e-492a-a369-9779fd952f85.0833a5737480d53b2f25c010dc1a7b88-workspace              -b88c445407b24283aa949f9833a38fd8",
        "name" : "flink_02",
        "description" : "This temp entity was generated from DLF lineage service",
        "security_level" : null
      },
      "classification_names" : [ ],
      "connection" : null,
      "display_text" : "flink_02",
      "guid" : "223d0579-cf6f-4439-950b-7372a0f1a5a2",
      "tags" : [ ],
      "type_name" : "flink_table"
    },
    "e2f63e6a-206d-4090-a032-7e038d507269" : {
      "attributes" : {
        "owner" : "userName",
        "outputs" : [ {
          "uniqueAttributes" : {
            "qualifiedName" : "MRS_Flink_Job_001.flink_01@FLINK.f9a70740-6a5e-492a-a369-9779fd952f85.0833a5737480d53b2f25c010dc1a7b88-workspace              -b88c445407b24283aa949f9833a38fd8"
          },
          "typeName" : "flink_table",
          "name" : "flink_01",
          "guid" : "c1cba918-24d3-4dc4-a65c-178e57b14458"
        } ],
        "create_time" : null,
        "qualified_name" : "509207.42419233-b3f5-42b3-a314-336132c23328@dlf_job.0833a5737480d53b2f25c010dc1a7b88-workspace              -1b59d3c777ad4d619b89eeac4f3cce87",
        "inputs" : [ {
          "uniqueAttributes" : {
            "qualifiedName" : "MRS_Flink_Job_001.flink_02@FLINK.f9a70740-6a5e-492a-a369-9779fd952f85.0833a5737480d53b2f25c010dc1a7b88-workspace              -b88c445407b24283aa949f9833a38fd8"
          },
          "typeName" : "flink_table",
          "name" : "flink_02",
          "guid" : "223d0579-cf6f-4439-950b-7372a0f1a5a2"
        } ],
        "name" : "MRS_Flink_Job_001",
        "description" : "Workspace: kw_test",
        "security_level" : "l1"
      },
      "classification_names" : [ ],
      "connection" : null,
      "display_text" : "MRS_Flink_Job_001",
      "guid" : "e2f63e6a-206d-4090-a032-7e038d507269",
      "tags" : [ ],
      "type_name" : "flink_node"
    }
  },
  "referred_entities" : { },
  "relations" : [ {
    "from_entity_id" : "e2f63e6a-206d-4090-a032-7e038d507269",
    "relationship_id" : "b5ec94b0-e779-49a8-adef-f6bbf46bf63c",
    "to_entity_id" : "c1cba918-24d3-4dc4-a65c-178e57b14458"
  }, {
    "from_entity_id" : "223d0579-cf6f-4439-950b-7372a0f1a5a2",
    "relationship_id" : "7a1b8777-3bd9-460a-b729-70d3d3bf3744",
    "to_entity_id" : "e2f63e6a-206d-4090-a032-7e038d507269"
  } ]
}

SDK代码示例

SDK代码示例如下。

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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.dataartsstudio.v1.region.dataartsstudioRegion;
import com.huaweicloud.sdk.dataartsstudio.v1.*;
import com.huaweicloud.sdk.dataartsstudio.v1.model.*;


public class ShowLineageSolution {

    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);

        dataartsstudioClient client = dataartsstudioClient.newBuilder()
                .withCredential(auth)
                .withRegion(dataartsstudioRegion.valueOf("<YOUR REGION>"))
                .build();
        ShowLineageRequest request = new ShowLineageRequest();
        request.withGuid("{guid}");
        try {
            ShowLineageResponse response = client.showLineage(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());
        }
    }
}
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# coding: utf-8

from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkdataartsstudio.v1.region.dataartsstudio_region import dataartsstudioRegion
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkdataartsstudio.v1 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 = __import__('os').getenv("CLOUD_SDK_AK")
    sk = __import__('os').getenv("CLOUD_SDK_SK")
    projectId = "{project_id}"

    credentials = BasicCredentials(ak, sk, projectId) \

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

    try:
        request = ShowLineageRequest()
        request.guid = "{guid}"
        response = client.show_lineage(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)
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package main

import (
	"fmt"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
    dataartsstudio "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dataartsstudio/v1"
	"github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dataartsstudio/v1/model"
    region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dataartsstudio/v1/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 := dataartsstudio.NewdataartsstudioClient(
        dataartsstudio.dataartsstudioClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.ShowLineageRequest{}
	request.Guid = "{guid}"
	response, err := client.ShowLineage(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

更多编程语言的SDK代码示例,请参见API Explorer的代码示例页签,可生成自动对应的SDK代码示例。

状态码

状态码

描述

200

OK。

400

BadRequest。

401

Unauthorized。

403

Forbidden。

404

Not Found。

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