curl --request PATCH \
  --url https://api.gcore.com/cloud/v2/k8s/clusters/{project_id}/{region_id}/{cluster_name} \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '{
  "authentication": {
    "oidc": {
      "client_id": "kubernetes",
      "groups_claim": "groups",
      "groups_prefix": "oidc:",
      "issuer_url": "https://accounts.provider.example",
      "required_claims": {
        "claim": "value"
      },
      "signing_algs": [
        "RS256",
        "RS512"
      ],
      "username_claim": "sub",
      "username_prefix": "oidc:"
    }
  },
  "autoscaler_config": {
    "scale-down-unneeded-time": "5m"
  },
  "cni": {
    "cilium": {
      "encryption": true,
      "hubble_relay": true,
      "hubble_ui": true,
      "lb_acceleration": true,
      "lb_mode": "snat",
      "tunnel": "geneve"
    },
    "provider": "cilium"
  },
  "ddos_profile": {
    "enabled": true,
    "fields": [
      {
        "base_field": 10,
        "field_value": [
          45046,
          45047
        ]
      }
    ],
    "profile_template": 29
  },
  "logging": {
    "destination_region_id": 1,
    "enabled": true,
    "retention_policy": {
      "period": 45
    },
    "topic_name": "my-log-name"
  }
}'

{
  "tasks": [
    "d478ae29-dedc-4869-82f0-96104425f565"
  ]
}