Help Center/ API Gateway/ Dedicated API Gateway API Reference (Paris Region)/ Dedicated Gateway APIs (V2)/ API Management/ Querying APIs

Updated on 2023-12-19 GMT+08:00

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Querying APIs

Function

This API is used to query APIs to return their details and publication information. Backend and request parameter information of the APIs will not be returned.

Calling Method

For details, see Calling APIs.

URI

GET /v2/{project_id}/apigw/instances/{instance_id}/apis

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain it, see Obtaining a Project ID.
instance_id	Yes	String	Gateway ID, which can be obtained from the gateway information on the APIG console.

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
offset	No	Long	Offset from which the query starts. If the value is less than 0, it is automatically converted to 0. Default: 0
limit	No	Integer	Number of items displayed on each page. A value less than or equal to 0 will be automatically converted to 20, and a value greater than 500 will be automatically converted to 500. Minimum: 1 Maximum: 500 Default: 20
id	No	String	API ID.
name	No	String	API name.
group_id	No	String	API group ID.
req_protocol	No	String	Request protocol.
req_method	No	String	Request method.
req_uri	No	String	Request path.
auth_type	No	String	Security authentication mode.
env_id	No	String	ID of the environment in which the API has been published.
type	No	Integer	API type.
precise_search	No	String	Parameter name (name or req_uri) for exact matching.
vpc_channel_name	No	String	Load balance channel name.
return_data_mode	No	String	Additional information to be included in the returned API details. Separate multiple parameters with commas (,). "brief" does not take effect when used with any "include" parameters. Currently, only brief, include_group, and include_group_backend are supported. brief: default, indicating that no additional information will be included. include_group: The return result will include api_group_info. include_group_backend: The return result will include backend_api. Default: brief Enumeration values: brief include_group include_group_backend

Request Parameters

**Table 3** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	User token. It can be obtained by calling the IAM API used to obtain a user token. The value of X-Subject-Token in the response header is a token.

Response Parameters

Status code: 200

**Table 4** Response body parameters
Parameter	Type	Description
size	Integer	Length of the returned resource list.
total	Long	Number of resources that match the query conditions.
apis	Array of ApiInfoPerPage objects	API list.

**Table 5** ApiInfoPerPage
Parameter	Type	Description
name	String	API name. It can contain 3 to 255 characters, starting with a letter or digit. Only letters, digits, and these special characters are allowed: -_./:()
type	Integer	API type. 1: public API 2: private API Enumeration values: 1 2
version	String	API version. Maximum: 16
req_protocol	String	API request protocol: HTTP HTTPS BOTH: Both HTTP and HTTPS are supported. Default: HTTPS Enumeration values: HTTP HTTPS BOTH
req_method	String	API request method. Enumeration values: GET POST PUT DELETE HEAD PATCH OPTIONS ANY
req_uri	String	Request address, which can contain request parameters enclosed with braces ({}). For example, /getUserInfo/{userId}. Special characters, such as asterisks (*), slashes (/), percent signs (%), hyphens (-), underscores (_), and periods (.), are allowed. It can contain a maximum of 512 characters and must comply with URI specifications. NOTE: The address must comply with the URI specifications.
auth_type	String	API authentication mode. NONE APP IAM AUTHORIZER Enumeration values: NONE APP IAM AUTHORIZER
auth_opt	AuthOpt object	Security authentication parameter.
cors	Boolean	Indicates whether CORS is supported. TRUE: supported FALSE: not supported Default: false Enumeration values: true false
match_mode	String	API matching mode: SWA: Prefix match NORMAL: Exact match Default value: NORMAL Enumeration values: SWA NORMAL
backend_type	String	Backend type. Options: HTTP: web backend FUNCTION: FunctionGraph backend. When backend_type is set to FUNCTION, the func_info field is mandatory. MOCK: mock backend. When backend_type is set to MOCK, the mock_info field is mandatory. Enumeration values: HTTP FUNCTION MOCK
remark	String	API description. It cannot exceed 255 characters.
group_id	String	ID of the API group to which the API belongs.
body_remark	String	API request body, which can be an example request body, media type, or parameters. Ensure that the request body does not exceed 20,480 characters.
result_normal_sample	String	Example response for a successful request. Ensure that the response does not exceed 20,480 characters.
result_failure_sample	String	Example response for a failed request. Ensure that the response does not exceed 20,480 characters.
authorizer_id	String	ID of the frontend custom authorizer.
tags	Array of strings	Tag. Use letters, digits, and special characters (-#%.:_) and start with a letter. By default, 10 tags are supported. To increase the quota, contact technical support to modify the API_TAG_NUM_LIMIT configuration. Minimum: 1 Maximum: 128*
response_id	String	Group response ID.
roma_app_id	String	Integration application ID. Currently, this parameter is not supported.
domain_name	String	Custom domain name bound to the API. Currently, this parameter is not supported.
tag	String	Tag. This field will be deprecated. You can use the tags field instead.
content_type	String	Request content type: application/json application/xml multipart/form-data text/plain Coming soon. Enumeration values: application/json application/xml multipart/form-data text/plain
id	String	API ID.
status	Integer	App status. 1: valid
arrange_necessary	Integer	Indicates whether to enable orchestration.
register_time	String	Time when the API is registered.
update_time	String	Time when the API was last modified.
group_name	String	Name of the API group to which the API belongs.
group_version	String	Version of the API group to which the API belongs. The default value is V1. Other versions are not supported. Default: V1
run_env_id	String	ID of the environment in which the API has been published. Separate multiple environment IDs with vertical bars (\|).
run_env_name	String	Name of the environment in which the API has been published. Separate multiple environment names with vertical bars (\|).
publish_id	String	Publication record ID. Separate multiple publication record IDs with vertical bars (\|).
publish_time	String	Publication time. Separate the time of multiple publication records with vertical bars (\|).
roma_app_name	String	Name of the integration application to which the API belongs. Currently, this parameter is not supported.
ld_api_id	String	ID of the corresponding custom backend API. Currently, this parameter is not supported.
backend_api	BackendApi object	Backend information.
api_group_info	ApiGroupCommonInfo object	API group information.
req_params	Array of ReqParam objects	Request parameters.

**Table 6** AuthOpt
Parameter	Type	Description
app_code_auth_type	String	Indicates whether AppCode authentication is enabled. This parameter is valid only if auth_type is set to App. The default value is DISABLE. DISABLE: AppCode authentication is disabled. HEADER: AppCode authentication is enabled and the AppCode is located in the header. Default: DISABLE Enumeration values: DISABLE HEADER

**Table 7** BackendApi
Parameter	Type	Description
authorizer_id	String	Backend custom authorizer ID.
url_domain	String	Backend service address. A backend service address consists of a domain name or IP address and a port number, with not more than 255 characters. It must be in the format "Host name:Port number", for example, apig.example.com:7443. If the port number is not specified, the default HTTPS port 443 or the default HTTP port 80 is used. Environment variables are supported. Each must start with a letter and can consist of 3 to 32 characters. Only letters, digits, hyphens (-), and underscores (_) are allowed.
req_protocol	String	Request protocol. Enumeration values: HTTP HTTPS
remark	String	Description. It cannot exceed 255 characters.
req_method	String	Request method. Enumeration values: GET POST PUT DELETE HEAD PATCH OPTIONS ANY
version	String	Web backend version, which can contain a maximum of 16 characters.
req_uri	String	Request address, which can contain request parameters enclosed with braces ({}). For example, /getUserInfo/{userId}. Special characters, such as asterisks (*), slashes (/), percent signs (%), hyphens (-), underscores (_), and periods (.), are allowed. It can contain a maximum of 512 characters and must comply with URI specifications. Environment variables are supported. Each must start with a letter and can consist of 3 to 32 characters. Only letters, digits, hyphens (-), and underscores (_) are allowed. NOTE: The address must comply with the URI specifications.
timeout	Integer	Timeout allowed for APIG to request the backend service. You can set the maximum timeout using the backend_timeout configuration item. The maximum value is 600,000. Unit: ms. Minimum: 1
enable_client_ssl	Boolean	Indicates whether to enable two-way authentication.
retry_count	String	Number of retry attempts to request the backend service. The default value is –1. The value ranges from –1 to 10. –1 indicates that idempotent APIs will retry once and non-idempotent APIs will not retry. POST and PATCH are non-idempotent. GET, HEAD, PUT, OPTIONS, and DELETE are idempotent. Default: -1
id	String	ID.
status	Integer	Backend service status. 1: valid
register_time	String	Registration time.
update_time	String	Update time.
vpc_channel_info	VpcInfo object	VPC channel details. This parameter is required if vpc_channel_status is set to 1.
vpc_channel_status	Integer	Indicates whether to use a VPC channel. 1: A VPC channel is used. 2: No VPC channel is used.

**Table 8** VpcInfo
Parameter	Type	Description
ecs_id	String	Cloud server ID.
ecs_name	String	Cloud server name.
cascade_flag	Boolean	Indicates whether to use the cascading mode. Currently, this parameter is not supported.
vpc_channel_proxy_host	String	Proxy host.
vpc_channel_id	String	VPC channel ID.
vpc_channel_port	Integer	VPC channel port.

**Table 9** ApiGroupCommonInfo
Parameter	Type	Description
id	String	ID.
name	String	API group name.
status	Integer	Status. 1: valid Enumeration values: 1
sl_domain	String	Subdomain name that APIG automatically allocates to the API group.
register_time	String	Creation time.
update_time	String	Last modification time.
on_sell_status	Integer	Indicates whether the API group has been listed on KooGallery. 1: listed 2: not listed 3: under review Not supported currently.
url_domains	Array of UrlDomain objects	Independent domain names bound to the API group.

**Table 10** UrlDomain
Parameter	Type	Description
id	String	Domain ID.
domain	String	Domain name.
cname_status	Integer	CNAME resolution status of the domain name. 1: not resolved 2: resolving 3: resolved 4: resolution failed
ssl_id	String	SSL certificate ID.
ssl_name	String	SSL certificate name.
min_ssl_version	String	Minimum SSL version. TLS 1.1 and TLS 1.2 are supported. Default: TLSv1.1 Enumeration values: TLSv1.1 TLSv1.2
verified_client_certificate_enabled	Boolean	Whether to enable client certificate verification. This parameter is available only when a certificate is bound. It is enabled by default if trusted_root_ca exists, and disabled if trusted_root_ca does not exist. Default: false
is_has_trusted_root_ca	Boolean	Whether a trusted root certificate (CA) exists. The value is true if trusted_root_ca exists in the bound certificate. Default: false

**Table 11** ReqParam
Parameter	Type	Description
name	String	Parameter name. The parameter name can contain 1 to 32 characters and must start with a letter. Only letters, digits, hyphens (-), underscores (_), and periods (.) are allowed.
type	String	Parameter type. Enumeration values: STRING NUMBER
location	String	Parameter location. Enumeration values: PATH QUERY HEADER
default_value	String	Default value.
sample_value	String	Example value.
required	Integer	Indicates whether the parameter is required. 1: yes 2: no The value of this parameter is 1 if Location is set to PATH, and 2 if Location is set to another value. Enumeration values: 1 2
valid_enable	Integer	Indicates whether validity check is enabled. 1: enabled 2: disabled Default: 2 Enumeration values: 1 2
remark	String	Description. It cannot exceed 255 characters.
enumerations	String	Enumerated value.
min_num	Integer	Minimum value. This parameter is valid when type is set to NUMBER.
max_num	Integer	Maximum value. This parameter is valid when type is set to NUMBER.
min_size	Integer	Minimum length. This parameter is valid when type is set to STRING.
max_size	Integer	Maximum length. This parameter is valid when type is set to STRING.
regular	String	Regular expression validation rule. Currently, this parameter is not supported.
json_schema	String	JSON validation rule. Currently, this parameter is not supported.
pass_through	Integer	Indicates whether to transparently transfer the parameter. 1: yes 2: no Enumeration values: 1 2
id	String	Parameter ID.

Status code: 400

**Table 12** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Status code: 401

**Table 13** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Status code: 403

**Table 14** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Status code: 500

**Table 15** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.

Example Requests

None

Example Responses

Status code: 200

{
  "total" : 3,
  "size" : 3,
  "apis" : [ {
    "arrange_necessary" : 2,
    "id" : "5f918d104dc84480a75166ba99efff21",
    "tags" : [ "webApi" ],
    "backend_type" : "HTTP",
    "auth_type" : "AUTHORIZER",
    "auth_opt" : {
      "app_code_auth_type" : "DISABLE"
    },
    "authorizer_id" : "8d0443832a194eaa84244e0c1c1912ac",
    "cors" : false,
    "status" : 1,
    "group_name" : "api_group_001",
    "group_id" : "c77f5e81d9cb4424bf704ef2b0ac7600",
    "group_version" : "V1",
    "match_mode" : "NORMAL",
    "name" : "Api_http",
    "req_protocol" : "HTTPS",
    "req_method" : "GET",
    "req_uri" : "/test/http",
    "type" : 1,
    "version" : "V0.0.1",
    "register_time" : "2020-07-31T12:42:51Z",
    "update_time" : "2020-08-02T16:32:47.046289Z",
    "remark" : "Web backend API"
  }, {
    "id" : "3a955b791bd24b1c9cd94c745f8d1aad",
    "group_id" : "c77f5e81d9cb4424bf704ef2b0ac7600",
    "group_name" : "api_group_001",
    "group_version" : "V1",
    "match_mode" : "SWA",
    "name" : "Api_mock",
    "auth_type" : "IAM",
    "auth_opt" : {
      "auth_code_auth_type" : "DISABLE"
    },
    "backend_type" : "MOCK",
    "cors" : false,
    "req_protocol" : "HTTPS",
    "req_uri" : "/test/mock",
    "remark" : "Mock backend API",
    "type" : 1,
    "version" : "V0.0.1",
    "req_method" : "GET",
    "result_normal_sample" : "Example success response",
    "result_failure_sample" : "Example failure response",
    "tags" : [ "mockApi" ],
    "register_time" : "2020-08-02T15:56:52Z",
    "update_time" : "2020-08-02T15:56:52Z",
    "status" : 1
  }, {
    "id" : "abd9c4b2ff974888b0ba79be7e6b2763",
    "arrange_necessary" : 2,
    "group_id" : "c77f5e81d9cb4424bf704ef2b0ac7600",
    "group_name" : "api_group_001",
    "group_version" : "V1",
    "match_mode" : "NORMAL",
    "name" : "Api_function",
    "auth_type" : "APP",
    "auth_opt" : {
      "auth_code_auth_type" : "DISABLE"
    },
    "backend_type" : "FUNCTION",
    "cors" : false,
    "req_protocol" : "HTTPS",
    "req_uri" : "/test/function",
    "remark" : "FunctionGraph backend API",
    "type" : 1,
    "version" : "V0.0.1",
    "status" : 1,
    "req_method" : "GET",
    "tags" : [ "functionApi" ],
    "register_time" : "2020-08-02T15:36:19Z",
    "update_time" : "2020-08-02T15:47:53.499266Z"
  } ]
}

Status code: 400

Bad Request

{
  "error_code" : "APIG.2012",
  "error_msg" : "Invalid parameter value,parameterName:name. Please refer to the support documentation"
}

Status code: 401

Unauthorized

{
  "error_code" : "APIG.1002",
  "error_msg" : "Incorrect token or token resolution failed"
}

Status code: 403

Forbidden

{
  "error_code" : "APIG.1005",
  "error_msg" : "No permissions to request this method"
}

Status code: 500

Internal Server Error

{
  "error_code" : "APIG.9999",
  "error_msg" : "System error"
}

Status Codes

Status Code	Description
200	OK
400	Bad Request
401	Unauthorized
403	Forbidden
500	Internal Server Error

Error Codes

See Error Codes.

Parent topic: API Management

Previous topic: Querying API Details

Next topic: Debugging an API

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