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stage group info
Configure Configure To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments

Instance clusters API (FREE)

Introduced in GitLab 13.2.

Instance-level Kubernetes clusters allow you to connect a Kubernetes cluster to the GitLab instance, which enables you to use the same cluster across multiple projects. More information

NOTE: Users need admin access to use these endpoints.

List instance clusters

Returns a list of instance clusters.

GET /admin/clusters

Example request:

curl --header "Private-Token: <your_access_token>" "https://gitlab.example.com/api/v4/admin/clusters"

Example response:

[
  {
    "id": 9,
    "name": "cluster-1",
    "created_at": "2020-07-14T18:36:10.440Z",
    "managed": true,
    "enabled": true,
    "domain": null,
    "provider_type": "user",
    "platform_type": "kubernetes",
    "environment_scope": "*",
    "cluster_type": "instance_type",
    "user": {
      "id": 1,
      "name": "Administrator",
      "username": "root",
      "state": "active",
      "avatar_url": "https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon",
      "web_url": "https://gitlab.example.com/root"
    },
    "platform_kubernetes": {
      "api_url": "https://example.com",
      "namespace": null,
      "authorization_type": "rbac",
      "ca_cert":"-----BEGIN CERTIFICATE-----IxMDM1MV0ZDJkZjM...-----END CERTIFICATE-----"
    },
    "provider_gcp": null,
    "management_project": null
  },
  {
    "id": 10,
    "name": "cluster-2",
    "created_at": "2020-07-14T18:39:05.383Z",
    "domain": null,
    "provider_type": "user",
    "platform_type": "kubernetes",
    "environment_scope": "staging",
    "cluster_type": "instance_type",
    "user": {
      "id": 1,
      "name": "Administrator",
      "username": "root",
      "state": "active",
      "avatar_url": "https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon",
      "web_url": "https://gitlab.example.com/root"
    },
    "platform_kubernetes": {
      "api_url": "https://example.com",
      "namespace": null,
      "authorization_type": "rbac",
      "ca_cert":"-----BEGIN CERTIFICATE-----LzEtMCadtaLGxcsGAZjM...-----END CERTIFICATE-----"
    },
    "provider_gcp": null,
    "management_project": null
  }
  {
    "id": 11,
    "name": "cluster-3",
    ...
  }
]

Get a single instance cluster

Returns a single instance cluster.

Parameters:

Attribute Type Required Description
cluster_id integer yes The ID of the cluster 
GET /admin/clusters/:cluster_id

Example request:

curl --header "Private-Token: <your_access_token>" "https://gitlab.example.com/api/v4/admin/clusters/9"

Example response:

{
  "id": 9,
  "name": "cluster-1",
  "created_at": "2020-07-14T18:36:10.440Z",
  "managed": true,
  "enabled": true,
  "domain": null,
  "provider_type": "user",
  "platform_type": "kubernetes",
  "environment_scope": "*",
  "cluster_type": "instance_type",
  "user": {
    "id": 1,
    "name": "Administrator",
    "username": "root",
    "state": "active",
    "avatar_url": "https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon",
    "web_url": "https://gitlab.example.com/root"
  },
  "platform_kubernetes": {
    "api_url": "https://example.com",
    "namespace": null,
    "authorization_type": "rbac",
    "ca_cert":"-----BEGIN CERTIFICATE-----IxMDM1MV0ZDJkZjM...-----END CERTIFICATE-----"
  },
  "provider_gcp": null,
  "management_project": null
}

Add existing instance cluster

Adds an existing Kubernetes instance cluster.

POST /admin/clusters/add

Parameters:

Attribute Type Required Description
name string yes The name of the cluster
domain string no The base domain of the cluster
environment_scope string no The associated environment to the cluster. Defaults to *
management_project_id integer no The ID of the management project for the cluster
enabled boolean no Determines if cluster is active or not, defaults to true
managed boolean no Determines if GitLab manages namespaces and service accounts for this cluster. Defaults to true
platform_kubernetes_attributes[api_url] string yes The URL to access the Kubernetes API
platform_kubernetes_attributes[token] string yes The token to authenticate against Kubernetes
platform_kubernetes_attributes[ca_cert] string no TLS certificate. Required if API is using a self-signed TLS certificate.
platform_kubernetes_attributes[namespace] string no The unique namespace related to the project
platform_kubernetes_attributes[authorization_type] string no The cluster authorization type: rbac, abac or unknown_authorization. Defaults to rbac.

Example request:

curl --header "Private-Token:<your_access_token>" "http://gitlab.example.com/api/v4/admin/clusters/add" \
-H "Accept:application/json" \
-H "Content-Type:application/json" \
-X POST --data '{"name":"cluster-3", "environment_scope":"production", "platform_kubernetes_attributes":{"api_url":"https://example.com", "token":"12345",  "ca_cert":"-----BEGIN CERTIFICATE-----qpoeiXXZafCM0ZDJkZjM...-----END CERTIFICATE-----"}}'

Example response:

{
  "id": 11,
  "name": "cluster-3",
  "created_at": "2020-07-14T18:42:50.805Z",
  "managed": true,
  "enabled": true,
  "domain": null,
  "provider_type": "user",
  "platform_type": "kubernetes",
  "environment_scope": "production",
  "cluster_type": "instance_type",
  "user": {
    "id": 1,
    "name": "Administrator",
    "username": "root",
    "state": "active",
    "avatar_url": "https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon",
    "web_url": "http://gitlab.example.com:3000/root"
  },
  "platform_kubernetes": {
    "api_url": "https://example.com",
    "namespace": null,
    "authorization_type": "rbac",
    "ca_cert":"-----BEGIN CERTIFICATE-----qpoeiXXZafCM0ZDJkZjM...-----END CERTIFICATE-----"
  },
  "provider_gcp": null,
  "management_project": null
}

Edit instance cluster

Updates an existing instance cluster.

PUT /admin/clusters/:cluster_id

Parameters:

Attribute Type Required Description
cluster_id integer yes The ID of the cluster
name string no The name of the cluster
domain string no The base domain of the cluster
environment_scope string no The associated environment to the cluster
management_project_id integer no The ID of the management project for the cluster
enabled boolean no Determines if cluster is active or not
managed boolean no Determines if GitLab manages namespaces and service accounts for this cluster
platform_kubernetes_attributes[api_url] string no The URL to access the Kubernetes API
platform_kubernetes_attributes[token] string no The token to authenticate against Kubernetes
platform_kubernetes_attributes[ca_cert] string no TLS certificate. Required if API is using a self-signed TLS certificate.
platform_kubernetes_attributes[namespace] string no The unique namespace related to the project

NOTE: name, api_url, ca_cert and token can only be updated if the cluster was added through the Add existing Kubernetes cluster option or through the Add existing instance cluster endpoint.

Example request:

curl --header "Private-Token: <your_access_token>" "http://gitlab.example.com/api/v4/admin/clusters/9" \
-H "Content-Type:application/json" \
-X PUT --data '{"name":"update-cluster-name", "platform_kubernetes_attributes":{"api_url":"https://new-example.com","token":"new-token"}}'

Example response:

{
  "id": 9,
  "name": "update-cluster-name",
  "created_at": "2020-07-14T18:36:10.440Z",
  "managed": true,
  "enabled": true,
  "domain": null,
  "provider_type": "user",
  "platform_type": "kubernetes",
  "environment_scope": "*",
  "cluster_type": "instance_type",
  "user": {
    "id": 1,
    "name": "Administrator",
    "username": "root",
    "state": "active",
    "avatar_url": "https://www.gravatar.com/avatar/e64c7d89f26bd1972efa854d13d7dd61?s=80&d=identicon",
    "web_url": "https://gitlab.example.com/root"
  },
  "platform_kubernetes": {
    "api_url": "https://new-example.com",
    "namespace": null,
    "authorization_type": "rbac",
    "ca_cert":"-----BEGIN CERTIFICATE-----IxMDM1MV0ZDJkZjM...-----END CERTIFICATE-----"
  },
  "provider_gcp": null,
  "management_project": null,
  "project": null
}

Delete instance cluster

Deletes an existing instance cluster.

DELETE /admin/clusters/:cluster_id

Parameters:

Attribute Type Required Description
cluster_id integer yes The ID of the cluster

Example request:

curl --request DELETE --header "Private-Token: <your_access_token>" "https://gitlab.example.com/api/v4/admin/clusters/11"