Registering a Cluster

Function

This API is used to register a cluster. Third-party clusters and CCE clusters can be registered.

URI

POST /v1/clusters

Request Parameters

**Table 1** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	Identity authentication information Minimum: 1 Maximum: 16384

**Table 2** Request body parameters
Parameter	Mandatory	Type	Description
kind	Yes	String	Resource type. For a registered cluster, set this parameter to Cluster.
apiVersion	Yes	String	API version. The current version is v1.
metadata	Yes	metadata object	Cluster metadata information
spec	Yes	spec object	Cluster specifications

**Table 3** metadata
Parameter	Mandatory	Type	Description
UID	No	String	Cluster ID. This parameter is used only when a CCE cluster is imported during registration. For other types of clusters, you do not need to set this parameter.
name	Yes	String	CCE cluster name or a custom cluster name (for other types of clusters).
labels	No	Map<String,String>	Label information. This parameter can be left empty. If it is not left empty, the value must comply with the Kubernetes label specifications.
annotations	No	Map<String,String>	Cluster annotations information. The kubeconfig field is mandatory for an attached cluster, and its value is the content of the kubeconfig file. For details about how to obtain the kubeconfig file, see Obtaining the kubeconfig File.

**Table 4** spec
Parameter	Mandatory	Type	Description
clusterGroupID	No	String	Container fleet ID
category	Yes	String	Cluster type. The value must meet the requirements for provider and type. For details, see Cluster Categories and Types.
type	Yes	String	Cluster type. The value must meet the requirements for provider and category. For details, see Cluster Categories and Types.
provider	Yes	String	Provider. The value must the requirements for category and type. For details, see Cluster Categories and Types.
country	Yes	String	Country code. For details, see Country Codes.
city	Yes	String	City code. For details, see City Codes. Only cities in China are supported. If it is a foreign city, you do not need to set this parameter.
region	No	String	Region information. This parameter is only used when a cluster is imported to CCE for registration. You can obtain the value from the region field in the API for querying CCE clusters that have not been registered with UCS.
projectID	No	String	Project ID. This parameter is only used when a cluster is imported to CCE for registration. You can obtain the value from the projectID field in the API for querying CCE clusters that have not been registered with UCS.
manageType	Yes	String	Cluster type. grouped: clusters added to a fleet discrete: clusters not in any fleet
network	No	NetworkConfig object	Network configuration of a multi-cloud cluster. You do not need to set this parameter for other types of clusters.

**Table 5** NetworkConfig
Parameter	Mandatory	Type	Description
podCIDR	No	String	Pod CIDR block
serviceCIDR	No	String	Service CIDR block

Response Parameters

Status code: 201

**Table 6** Response body parameters
Parameter	Type	Description
uid	String	Cluster ID

Example Requests

Registering a Huawei Cloud CCE cluster

POST https://ucs.myhuaweicloud.com/v1/clusters

{
  "metadata" : {
    "uid" : "44052cdd-8cd2-11ee-abd1-0255ac1001bd"
  },
  "spec" : {
    "region" : "cn-north-7",
    "category" : "self",
    "type" : "turbo",
    "projectID" : "05495693df80d3c92fa1c01795c2be02",
    "clusterGroupID" : "",
    "manageType" : "discrete"
  }
}

Registering an attached cluster

POST https://ucs.myhuaweicloud.com/v1/clusters

{
  "kind" : "Cluster",
  "apiVersion" : "v1",
  "metadata" : {
    "name" : "ack-cluster",
    "annotations" : {
      "kubeconfig" : "{\"kind\":\"Config\",\"apiVersion\":\"v1\",\"preferences\":{},\"clusters\":[{\"name\":\"internalCluster\",\"cluster\":{\"server\":\"https://kubernetes.default.svc.cluster.local:443\",\"insecure-skip-tls-verify\":true}}],\"users\":[{\"name\":\"ucs-user\",\"user\":{\"token\":\"eyJhbGciOiJSUzI1NiIsImtpZCI6Ik9IT0RDSVhaa3BmQTNVWUNyRVFIYktQZGVtcFJISjNsZUctbjdsT1Z3ZzAifQ.eyJpc3MiOiJrdWJlcm5ldGVzL3NlcnZpY2VhY2NvdW50Iiwia3ViZXJuZXRlcy5pby9zZXJ2aWNlYWNjb3VudC9uYW1lc3BhY2UiOiJkZWZhdWx0Iiwia3ViZXJuZXRlcy5pby9zZXJ2aWNlYWNjb3VudC9zZWNyZXQubmFtZSI6InVjcy11c2VyLXRva2VuIiwia3ViZXJuZXRlcy5pby9zZXJ2aWNlYWNjb3VudC9zZXJ2aWNlLWFjY291bnQubmFtZSI6InVjcy11c2VyIiwia3ViZXJuZXRlcy5pby9zZXJ2aWNlYWNjb3VudC9zZXJ2aWNlLWFjY291bnQudWlkIjoiY2QzMmRmODEtY2NlOC00MTRlLWFjMTUtNzE5ZThmOWU0MjJjIiwic3ViIjoic3lzdGVtOnNlcnZpY2VhY2NvdW50OmRlZmF1bHQ6dWNzLXVzZXIifQ.n7m_9THJMrNQzNMh06RBLJpf328a227ZFnNFwNJ26E-SUnIzovtZ2BFQsFIpewXsHZ1OrW5dTcYfaCp50vplmplWdWWPYdgMoSGBu7IIauPmd2lQisDRXoqvYrL8v-xSSf3fbEnaPZH9T0KKk7pilfVyW8sDQME5K-JqzFTgo7mEUeEOK7mAnp9ZsdJegYUWYgrltbL78eglKDUOdV4CI7CbA47-E13UW5kLaIxDmDxI-s3jzXwt47372CXbwqjThZ6QiG_YJu8YtGL-lySIwAuqGXCzJVldWONffQRp7XWjdcC3V5yWX9737DieH5TN8dor1dLQMTAMCUfIAU6T3Q\"}}],\"contexts\":[{\"name\":\"internal\",\"context\":{\"cluster\":\"internalCluster\",\"user\":\"ucs-user\"}}],\"current-context\":\"internal\"}"
    },
    "labels" : { }
  },
  "spec" : {
    "category" : "attachedcluster",
    "clusterGroupID" : "",
    "manageType" : "discrete",
    "city" : "110000",
    "country" : "CN",
    "CLUSTER_PROVIDER" : {
      "ALI" : "aliyun",
      "TENCENT" : "tencentcloud",
      "AWS" : "aws",
      "GOOGLE" : "googlecloud",
      "AZURE" : "azure",
      "OPENSHIFT" : "openshift",
      "HUAWEISTACK" : "huaweicloudstack",
      "HUAWEI" : "huaweicloud",
      "PRIVATEK8S" : "privatek8s",
      "OTHER" : "other",
      "FLEXIBLEENGINE" : "FlexibleEngine",
      "FLEXIBLEENGINESTACK" : "FlexibleEngineStack",
      "OPENTELEKOMCLOUD" : "OpenTelekomCloud",
      "OPENTELEKOMCLOUDSTACK" : "OpenTelekomCloudStack",
      "TIANYI" : "ctcloud",
      "MOBILE" : "cmcloud"
    },
    "type" : "ack"
  }
}

Example Responses

Status code: 201

The cluster has been registered (the ID of the registered cluster is returned).

{
  "uid" : "b0d1ecb5-7947-11ee-9467-0255ac1001bf"
}

Status Codes

Status Code	Description
201	The cluster has been registered (the ID of the registered cluster is returned).
400	Client request error. The server could not execute the request.
403	The server refused the request.
404	Resource not found.
409	There was a request conflict.
500	Internal server error.