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Centro de ayuda/ Elastic Load Balance/ Referencia de la API/ API históricas/ API de balanceador de carga mejorado compartido (OpenStack)/ Comprobación de estado/ Querying Details of a Health Check

Actualización más reciente 2022-11-17 GMT+08:00

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Querying Details of a Health Check

Function

This API is used to query details about a health check using its iD.

URI

GET /v2.0/lbaas/healthmonitors/{healthmonitor_id}

**Tabla 1** Parameter description
Parameter	Mandatory	Type	Description
healthmonitor_id	Yes	String	Specifies the health check ID.

Request

None

Response

**Tabla 2** Response parameters
Parameter	Type	Description
healthmonitor	Object	Specifies the health check. For details, see Tabla 3.

**Tabla 3** **healthmonitor** parameter description
Parameter	Type	Description
id	String	Specifies the health check ID.
tenant_id	String	Specifies the ID of the project where the health check is performed.
project_id	String	Specifies the ID of the project to which the health check belongs. This parameter has the same meaning as tenant_id.
name	String	Specifies the health check name.
delay	Integer	Specifies the maximum time between health checks in the unit of second. The value ranges from 1 to 50.
max_retries	Integer	Specifies the number of consecutive health checks when the health check result of a backend server changes from OFFLINE to ONLINE. The value ranges from 1 to 10.
max_retries_down	Integer	Specifies the number of consecutive health checks when the health check result of a backend server changes from ONLINE to OFFLINE. The value ranges from 1 to 10.
pools	Array	Specifies the ID of the backend server group associated with the health check. For details, see Tabla 5.
admin_state_up	Boolean	Specifies the administrative status of the health check. Este parámetro está reservado. El valor puede ser true o false. true: habilitar false: deshabilitar
timeout	Integer	Specifies the health check timeout duration in the unit of second. The value ranges from 1 to 50. NOTA: You are advised to set the value less than that of parameter delay.
type	String	Specifies the health check protocol. The value can be TCP, UDP_CONNECT, or HTTP. The relationships between the value of this parameter and the protocol of the backend server group are as follows: If the protocol of the backend server group is UDP, the parameter value can only be UDP_CONNECT. If the protocol of the backend server group is TCP, the parameter value can be TCP or HTTP. If the protocol of the backend server group is HTTP, the parameter value can be TCP or HTTP.
monitor_port	Integer	Specifies the health check port. The port number ranges from 1 to 65535. The value is left blank by default, indicating that the port of the backend server is used as the health check port.
expected_codes	String	Specifies the expected HTTP status code. The following options are available: A single value, such as 200 A list of values, such as 200,202 A value range, such as 200–204 This parameter is valid only when the value of type is set to HTTP. Currently, this parameter is not supported and is fixed at 200.
domain_name	String	Specifies the domain name of HTTP requests during the health check. This parameter is valid only when the value of type is set to HTTP. The value is left blank by default, indicating that the private IP address of the load balancer is used as the destination address of HTTP requests. The value can contain only digits, letters, hyphens (-), and periods (.) and must start with a digit or letter, for example, www.test.com.
url_path	String	Specifies the HTTP request path for the health check. The default value is /, and the value must start with a slash (/). This parameter is valid only when the value of type is set to HTTP. An example value is /test.
http_method	String	Specifies the HTTP request method. The default value is GET. The value can be GET, HEAD, POST, PUT, DELETE, TRACE, OPTIONS, CONNECT, or PATCH. This parameter is valid only when the value of type is set to HTTP. NOTA: This parameter is reserved.

**Tabla 4** **pools** parameter description
Parameter	Type	Description
id	String	Specifies the ID of the associated backend server group.

Example Request

Example request: Querying details of a health check

GET https://{Endpoint}/v2.0/lbaas/healthmonitors/b7633ade-24dc-4d72-8475-06aa22be5412

Example Response

Example response

{
  "healthmonitor": {
    "name": "",
    "admin_state_up": true,
    "tenant_id": "145483a5107745e9b3d80f956713e6a3",
    "project_id": "145483a5107745e9b3d80f956713e6a3",
    "domain_name": null,
    "delay": 10,
    "expected_codes": "200-204,300-302,401",
    "max_retries": 10,
    "max_retries_down": 5,
    "http_method": "GET",
    "timeout": 10,
    "pools": [
      {
        "id": "bb44bffb-05d9-412c-9d9c-b189d9e14193"
      }
    ],
    "url_path": "/",
    "type": "HTTP",
    "id": "61c24cba-19bb-45c1-a013-7565e5f98872",
    "monitor_port": 112
  }
}