Help Center/ ServiceStage/ API Reference/ ServiceComb APIs/ Dependency/ Querying All Providers of a Microservice

Updated on 2024-10-16 GMT+08:00

View PDF

Querying All Providers of a Microservice

Function

This API is used to query all providers of a microservice based on consumer_id. For example, if service A depends on services B and C, you can query the information about services B and C based on service A ID.

URI

GET /v4/{project_id}/registry/microservices/{consumer_id}/providers

**Table 1** Path parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	For a professional microservice engine, enter the tenant project ID. The value contains 1 to 64 characters. See Obtaining a Project ID. You can also enter the fixed value default. For an exclusive microservice engine, enter the fixed value default.
consumer_id	Yes	String	Consumer service ID.

**Table 2** Query parameters
Parameter	Mandatory	Type	Description
noSelf	No	Integer	Whether to return the self-dependency relationship. 0: no; 1: yes.
sameDomain	No	Integer	Whether to return the shared-service relationship. 0: no; 1: yes.

Request

**Table 3** Request header parameter
Parameter	Mandatory	Type	Description
Authorization	No	String	This parameter is mandatory if security authentication is enabled for an exclusive microservice engine. Otherwise, this parameter is not required. The token of an exclusive microservice engine with security authentication enabled is in the following format: Authorization:Bearer {Token} For details about how to obtain the token, see Obtaining the User Token of an Exclusive Microservice Engine.

Response

Status code: 200

**Table 4** Response body parameter
Parameter	Type	Description
providers	MicroService object	Microservice information.

**Table 5** Microservice
Parameter	Type	Description
serviceId	String	Microservice ID, which must be unique. The value contains 1 to 64 characters. Regular expression: ^.*$
environment	String	Microservice environment. Value: development, testing, acceptance, or production. You can use the API for uploading schemas in batches to add or modify an existing schema only when the value is development, testing, or acceptance. Default value: development.
appId	String	Application ID, which must be unique. The value contains 1 to 160 characters. Regular expression: ^[a-zA-Z0-9]$\|^[a-zA-Z0-9][a-zA-Z0-9_-.][a-zA-Z0-9]$
serviceName	String	Microservice name, which must be unique in an application. The value contains 1 to 128 characters. Regular expression: ^[a-zA-Z0-9]$\|^[a-zA-Z0-9][a-zA-Z0-9_-.][a-zA-Z0-9]$
version	String	Microservice version. The value contains 1 to 64 characters. Regular expression: ^[0-9]$\|^[0-9]+(.[0-9]+)$
description	String	Microservice description. The value contains a maximum of 256 characters.
level	String	Microservice level. Value: FRONT, MIDDLE, or BACK.
registerBy	String	Microservice registration mode. Value: SDK, PLATFORM, SIDECAR, or UNKNOWN.
schemas	Array of strings	Microservice schema content. The value must be 1 to 160 bytes long. Only digits, letters, underscores (_), hyphens (-), and periods (.) are allowed. An array contains a maximum of 100 schemas.
status	String	Microservice status. Value: UP or DOWN. Default value: UP.
timestamp	String	Microservice registration time.
modTimestamp	String	Latest modification time (UTC).
framework	Framework object	Development framework.
paths	Array of ServicePath objects	Service path.
properties	Object	Extended attribute. You can customize a key and value.

**Table 6** Framework
Parameter	Type	Description
name	String	Microservice development framework. Default value: UNKNOWN.
version	String	Version of the microservice development framework.

**Table 7** ServicePath
Parameter	Type	Description
Path	String	Route address.
Property	Object	Extended attribute. You can customize a key and value. The value must be at least 1 byte long.

Status code: 400

**Table 8** Response body parameters
Parameter	Type	Description
errorCode	String	Error code.
errorMessage	String	Error message.
detail	String	Location details.

Status code: 500

**Table 9** Response body parameters
Parameter	Type	Description
errorCode	String	Error code.
errorMessage	String	Error message.
detail	String	Location details.

Example Request

Query the providers of a consumer service with specified consumer_id.

GET https://{endpoint}/v4/{project_id}/registry/microservices/{consumer_id}/providers

Example Response

Status code: 200

Successfully queried. serviceId or schemaId is returned.

{
    "providers": [
        {
            "serviceId": "8aed80ea052ac04a64dfc79c24f2170224d074f5",
            "appId": "default",
            "serviceName": "test",
            "version": "1.0.0",
            "description": "this is a test",
            "level": "BACK",
            "status": "UP",
            "properties": {
                "test": "test"
            },
            "timestamp": "1650543950",
            "modTimestamp": "1650544411"
        }
    ]
}