Expand a cluster

API request and response

Request format

aliyun cs  PUT /clusters/<cluster_id> —header “Content-Type=application/json” —body “$(cat scale.json)”

Parameter descriptions:

• —header: Specify Content-Type as application/json.
• —body: This is the body content to be sent to the server. The content can be read from a local file and must be in JSON format. The content of scale.json is as follows:

{ “disable_rollback”: “indicates whether to roll back the cluster if cluster expansion fails”,“timeout_mins”: “timeout period for creating a cluster”,“worker_instance_type”: “Worker instance type”,“login_password”: “password used to log on to the node by using SSH”,“num_of_nodes”: “number of Worker nodes”}

Response result

{    “cluster_id”: “c61cf530524474386a7ab5a1c192a0d57”,    “request_id”: “348D4C9C-9105-4A1B-A86E-B58F0F875575”,    “task_id”: “T-5ad724ab94a2b109e8000004”}