Help Center/ IAM Identity Center/ API Reference/ API/ Application Management/ Creating an Application Instance

Updated on 2025-11-27 GMT+08:00

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Creating an Application Instance

Function

This API is used to create an application instance. It can be called only from the organization's management account or from a delegated administrator account of a cloud service.

URI

POST /v1/instances/{instance_id}/application-instances

**Table 1** Path parameters
Parameter	Mandatory	Type	Description
instance_id	Yes	String	Globally unique ID of an IAM Identity Center instance.

Request Parameters

**Table 2** Parameters in the request header
Parameter	Mandatory	Type	Description
X-Security-Token	No	String	Security token (session token) of your temporary security credentials. If a temporary security credential is used, this header is required.

**Table 3** Parameters in the request body
Parameter	Mandatory	Type	Description
name	Yes	String	Application instance UUID.
template_id	Yes	String	Application template ID.

Response Parameters

Status code: 201

**Table 4** Parameters in the response body
Parameter	Type	Description
application_instance	ApplicationInstanceDto object	Application instance.

**Table 5** ApplicationInstanceDto
Parameter	Type	Description
active_certificate	CertificateDto object	Activated certificates.
display	DisplayDto object	Display information of an application.
identity_provider_config	IdentityProviderConfigDto object	Identity provider configuration.
application_instance_id	String	Unique ID of an application instance.
name	String	Application UUID.
visible	Boolean	Whether an application is visible on the user portal.
response_config	ResponseConfigDto object	Application attribute configuration.
response_schema_config	ResponseSchemaConfigDto object	Configuration for application schema attribute mapping.
security_config	SecurityConfigDto object	Certificate configuration.
status	String	Application instance status.
template	ApplicationTemplateDto object	Information about the template that an application depends on.
service_provider_config	ServiceProviderConfigDto object	Service provider configuration.
client_id	String	OIDC client ID.
end_user_visible	Boolean	Visible to users or not.
managed_account	String	Account ID of a group member.

**Table 6** CertificateDto
Parameter	Type	Description
algorithm	String	Certificate generation algorithm.
certificate	String	Application certificate.
certificate_id	String	Application certificate ID.
expiry_date	Long	Certificate expiration time.
status	String	Certificate status.
key_size	String	Key size.
issue_date	Long	Certificate generation time.

**Table 7** IdentityProviderConfigDto
Parameter	Type	Description
issuer_url	String	Identity provider issuer.
metadata_url	String	Identity provider metadata.
remote_login_url	String	Remote login link of an identity provider.
remote_logout_url	String	Remote logout link of an identity provider.

**Table 8** ApplicationTemplateDto
Parameter	Type	Description
application	ApplicationTemplateDisplayDto object	Display information of an application template.
response_config	ResponseConfigDto object	Application attribute configuration.
response_schema_config	ResponseSchemaConfigDto object	Mapping configuration of application attributes.
sso_protocol	String	Supported protocols.
security_config	SecurityConfigDto object	Certificate configuration.
service_provider_config	ServiceProviderConfigDto object	Service provider configuration.
template_id	String	Unique ID of an application template.
template_version	String	Application template version.

**Table 9** ApplicationTemplateDisplayDto
Parameter	Type	Description
application_id	String	Application ID. Its prefix is app-.
display	DisplayDto object	Display information of an application.
application_type	String	Application type.

**Table 10** DisplayDto
Parameter	Type	Description
description	String	Application description.
display_name	String	Application display name.
icon	String	Application icon.

**Table 11** ResponseConfigDto
Parameter	Type	Description
properties	Map<String,ResponseSourceDetailsDto>	Additional configuration for attribute mapping.
subject	ResponseSourceDetailsDto object	Subject attribute mapping configuration.
relay_state	String	Relay state.
ttl	String	Session expiration time.

**Table 12** ResponseSourceDetailsDto
Parameter	Type	Description
source	Array of strings	Attribute mapping value.

**Table 13** ResponseSchemaConfigDto
Parameter	Type	Description
properties	Map<String,ResponseSchemaPropertiesDetailsDto>	Additional schema configuration for attribute mapping.
subject	ResponseSchemaSubjectDetailsDto object	Schema configuration for subject attribute mapping.
supported_name_id_formats	Array of strings	Subject NameID format supported by an application.

**Table 14** ResponseSchemaPropertiesDetailsDto
Parameter	Type	Description
attr_name_format	String	Additional attribute format.
include	String	Whether additional attributes are included.

**Table 15** ResponseSchemaSubjectDetailsDto
Parameter	Type	Description
name_id_format	String	NameID format.
include	String	Whether NameID is included.

**Table 16** SecurityConfigDto
Parameter	Type	Description
ttl	String	Certificate expiration time.

**Table 17** ServiceProviderConfigDto
Parameter	Type	Description
audience	String	SAML audience.
require_request_signature	Boolean	Whether a signature is required.
consumers	Array of ConsumersDto objects	SAML response recipient.
start_url	String	Application startup URL.

**Table 18** ConsumersDto
Parameter	Type	Description
binding	String	SAML transmission protocol.
default_value	Boolean	Whether it is the default recipient.
location	String	SAML ACS URL.

Status code: 400

**Table 19** Parameters in the response body
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.
request_id	String	Unique ID of a request.

Status code: 403

**Table 20** Parameters in the response body
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.
request_id	String	Unique ID of a request.
encoded_authorization_message	String	Encrypted error message.

Status code: 409

**Table 21** Parameters in the response body
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.
request_id	String	Unique ID of a request.

Example Request

Creating an application instance

POST https://{hostname}/v1/instances/{instance_id}/application-instances

{
  "name" : "a689ebed-1b68-44b0-af97-xxxxx",
  "template_id" : "tpl-88f215b39bfcxxxx"
}

Example Response

Status code: 201

Successful

{
  "application_instance" : {
    "active_certificate" : {
      "algorithm" : "SHA256withRSA",
      "certificate" : "certificate",
      "certificate_id" : "cer-ea56cf20-4ec3-445a-883f-eb70f35fe7d1",
      "expiry_date" : 1911427200000,
      "status" : "ACTIVE",
      "key_size" : "3072",
      "issue_date" : 1753695145064
    },
    "display" : {
      "description" : "Custom SAML 2.0 application",
      "display_name" : "Custom SAML 2.0 application",
      "icon" : ""
    },
    "identity_provider_config" : {
      "issuer_url" : "https://idcenter.ulanqab.huawei.com/v1/saml/assertion/OGMxZWVmM2EyNDE5NDVmNjljM2QzYTZiMDI1MmU3ODNfZC05NDE0MDdiNGIzX2FwcC1pbnMtYTAzM2M5MDcwMTZhNTlhZQ==",
      "metadata_url" : "https://idcenter.ulanqab.huawei.com/v1/saml/metadata/OGMxZWVmM2EyNDE5NDVmNjljM2QzYTZiMDI1MmU3ODNfZC05NDE0MDdiNGIzX2FwcC1pbnMtYTAzM2M5MDcwMTZhNTlhZQ==",
      "remote_login_url" : "https://idcenter.ulanqab.huawei.com/v1/saml/assertion/OGMxZWVmM2EyNDE5NDVmNjljM2QzYTZiMDI1MmU3ODNfZC05NDE0MDdiNGIzX2FwcC1pbnMtYTAzM2M5MDcwMTZhNTlhZQ==",
      "remote_logout_url" : "https://idcenter.ulanqab.huawei.com/v1/saml/logout/OGMxZWVmM2EyNDE5NDVmNjljM2QzYTZiMDI1MmU3ODNfZC05NDE0MDdiNGIzX2FwcC1pbnMtYTAzM2M5MDcwMTZhNTlhZQ=="
    },
    "application_instance_id" : "app-ins-a033c907016a59ae",
    "name" : "a689ebed-1b68-44b0-af97-0be880c30127",
    "visible" : true,
    "response_config" : {
      "properties" : { },
      "subject" : null,
      "relay_state" : null,
      "ttl" : "PT1H"
    },
    "response_schema_config" : {
      "properties" : { },
      "subject" : null,
      "supported_name_id_formats" : null
    },
    "security_config" : {
      "ttl" : "P5Y"
    },
    "status" : "CREATED",
    "template" : {
      "application" : {
        "application_id" : "app-ff1258a63a4axxxx",
        "display" : {
          "description" : "Custom SAML 2.0 application",
          "display_name" : "Custom SAML 2.0 application",
          "icon" : ""
        },
        "application_type" : ""
      },
      "response_config" : {
        "properties" : { },
        "subject" : null,
        "relay_state" : null,
        "ttl" : "PT1H"
      },
      "response_schema_config" : {
        "properties" : { },
        "subject" : null,
        "supported_name_id_formats" : null
      },
      "sso_protocol" : "SAML",
      "security_config" : {
        "ttl" : null
      },
      "service_provider_config" : {
        "audience" : null,
        "require_request_signature" : false,
        "consumers" : null,
        "start_url" : null
      },
      "template_id" : "tpl-88f215b39bfc7575",
      "template_version" : "1"
    },
    "service_provider_config" : {
      "audience" : null,
      "require_request_signature" : false,
      "consumers" : null,
      "start_url" : null
    },
    "client_id" : null,
    "end_user_visible" : null,
    "managed_account" : "8c1eef3a241945f69c3d3a6b0252e783"
  }
}

Status Codes

Status Code	Description
201	Successful.
400	Bad request.
403	Forbidden.
409	Conflict.

Error Codes

For details, see Error Codes.

Parent topic: Application Management

Previous topic: Application Management

Next topic: Listing Application Instances

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