Querying Cluster Details

Function

This API is used to query cluster details.

URI

URI format

GET /v1.0/{project_id}/clusters/{cluster_id}

Parameter description

**Table 1** URI parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain the ID, see Obtaining a Project ID.
cluster_id	Yes	String	Cluster ID. For details about how to obtain the ID, see Obtaining the Cluster ID.

Request Message

Request example

GET /v1.0/89cd04f168b84af6be287f71730fdb4b/clusters/b5c45780-1006-49e3-b2d5-b3229975bbc7

Response Message

Example response

{
    "cluster": {
        "id": "7d85f602-a948-4a30-afd4-e84f47471c15",
        "status": "AVAILABLE",
        "name": "dws-1",
        "updated": "2018-02-10T14:28:14Z",
        "created": "2018-02-10T14:28:14Z",
        "user_name": "dbadmin",
        "sub_status": "READONLY",
        "task_status": "SNAPSHOTTING",
        "action_progress": {"SNAPSHOTTING": "20%"},
        "node_type":   "dws.m1.xlarge.ultrahigh",
        
        "subnet_id": "374eca02-cfc4-4de7-8ab5-dbebf7d9a720",
        "security_group_id": "dc3ec145-9029-4b39-b5a3-ace5a01f772b",
        "number_of_node": 3,
        "availability_zone": "eu-west-101",
        "port": 8000,
        "vpc_id": "85b20d7e-9eb7-4b2a-98f3-3c8843ea3574",
        "public_ip": {
            "public_bind_type": "auto_assign",
            "eip_id": "85b20d7e-9etypeb2a-98f3-3c8843ea3574"
        },        
        "private_ip":["192.168.0.12","192.168.0.66"],        
        "public_endpoints": [
            {
                "public_connect_info": "dws-1.eu-west-101.myhuaweicloud.com",
                "jdbc_url": "jdbc:postgresql://dws-1.eu-west-101.myhuaweicloud.com/<YOUR_DATABASE_name>"
            }
         ],
        "endpoints": [
            {
                "connect_info": "dws-1.eu-west-101.myhuaweicloud.com",
                "jdbc_url": "jdbc:postgresql://dws-1.eu-west-101.myhuaweicloud.com/<YOUR_DATABASE_name>"
            }
         ],
        "version": "1.2.0",
        "maintain_window": {
            "day": "Wed",
            "start_time": "22:00",
            "end_time": "02:00"
        },
        "resize_info" : { 
            "target_node_num": "6",
            "origin_node_num": "3",
            "resize_status": "GROWING",
            "start_time": "2018-02-14T14:28:14Z"
        }, 
        "enterprise_project_id": "6a6a18fe-417a-4188-9214-75fd08c22065",       
        "recent_event": 6, 
        "tags":[           
            { 
                "key": "key1",              
                "value": "value1"           
             }, 
            { 
                "key": "key2",              
                "value": "value2"            
             } 
          ], 

         "parameter_group": {               "id": "157e9cc4-64a8-11e8-adc0-fa7ae01bbebc",
              "name": "Default-Parameter-Group-dws ",               "status": "In-Sync"
         } 
    }
}

Parameter description

**Table 2** Response parameter description
Parameter	Type	Description
cluster	ClusterDetail object	Cluster object

**Table 3** ClusterDetail
Parameter	Type	Description
id	String	Cluster ID
status	String	Cluster status. The value can be one of the following: CREATING AVAILABLE UNAVAILABLE CREATION FAILED FROZEN
name	String	Cluster name
updated	String	Last modification time of a cluster. Format: ISO8601:YYYY-MM-DDThh:mm:ssZ
created	String	Cluster creation time. Format: ISO8601: YYYY-MM-DDThh:mm:ssZ
user_name	String	Username of the administrator
sub_status	String	Sub-status of clusters in the AVAILABLE state. The value can be one of the following: NORMAL READONLY REDISTRIBUTING REDISTRIBUTION-FAILURE UNBALANCED UNBALANCED \| READONLY DEGRADED DEGRADED \| READONLY DEGRADED \| UNBALANCED UNBALANCED \| REDISTRIBUTING UNBALANCED \| REDISTRIBUTION-FAILURE READONLY \| REDISTRIBUTION-FAILURE UNBALANCED \| READONLY \| REDISTRIBUTION-FAILURE DEGRADED \| REDISTRIBUTION-FAILURE DEGRADED \| UNBALANCED \| REDISTRIBUTION-FAILURE DEGRADED \| UNBALANCED \| READONLY \| REDISTRIBUTION-FAILURE DEGRADED \| UNBALANCED \| READONLY
task_status	String	Cluster management task. The value can be one of the following: UNFREEZING FREEZING RESTORING SNAPSHOTTING GROWING REBOOTING SETTING_CONFIGURATION CONFIGURING_EXT_DATASOURCE DELETING_EXT_DATASOURCE REBOOT_FAILURE RESIZE_FAILURE
action_progress	Map<String,String>	The key indicates an ongoing task. The value can be one of the following: GROWING RESTORING SNAPSHOTTING REPAIRING CREATING The value indicates the task progress.
node_type	String	Node type
subnet_id	String	Subnet ID
security_group_id	String	Security group ID
number_of_node	Integer	Number of nodes
availability_zone	String	AZ
port	Integer	Service port of a cluster. The value ranges from 8000 to 30000. The default value is 8000.
vpc_id	String	VPC ID
public_ip	PublicIp object	Public IP address. If the parameter is not specified, public connection is not used by default.
private_ip	Array of strings	List of private network IP addresses
public_endpoints	Array of PublicEndpoints objects	Public network connection information about the cluster. If the parameter is not specified, the public network connection information is not used by default.
endpoints	Array of Endpoints objects	Private network connection information about the cluster.
version	String	Data warehouse version
maintain_window	MaintainWindow object	Cluster maintenance window
resize_info	ResizeInfo object	Cluster scale-out details
enterprise_project_id	String	Enterprise project ID. The value 0 indicates the ID of the default enterprise project.
recent_event	Integer	Number of events
tags	Array of Tags objects	Labels in a cluster
parameter_group	ParameterGroup object	Parameter group details
node_type_id	String	Node type ID
failed_reasons	Object	Cause of failure. If the parameter is left empty, the cluster is in the normal state.

**Table 4** PublicIp
Parameter	Mandatory	Type	Description
public_bind_type	Yes	String	Binding type of an EIP. The value can be one of the following: auto_assign not_use bind_existing
eip_id	No	String	EIP ID

**Table 5** PublicEndpoints
Parameter	Mandatory	Type	Description
public_connect_info	No	String	Public network connection information
jdbc_url	No	String	JDBC URL of the public network. The following is the default format: jdbc:postgresql://< public_connect_info>/<YOUR_DATABASE_name>

**Table 6** Endpoints
Parameter	Mandatory	Type	Description
connect_info	Yes	String	Private network connection information
jdbc_url	Yes	String	JDBC URL on the private network. The following is the default format: jdbc:postgresql://< connect_info>/<YOUR_DATABASE_name>

**Table 7** MaintainWindow
Parameter	Mandatory	Type	Description
day	No	String	Maintenance time in each week in the unit of day. The value can be one of the following: Mon Tue Wed Thu Fri Sat Sun
start_time	No	String	Maintenance start time in HH:mm format. The time zone is GMT+0.
end_time	No	String	Maintenance end time in HH:mm format. The time zone is GMT+0.

**Table 8** ResizeInfo
Parameter	Type	Description
target_node_num	Integer	Number of nodes after the scale-out
origin_node_num	Integer	Number of nodes before the scale-out
resize_status	String	Scale-out status. The value can be one of the following: GROWING RESIZE_FAILURE
start_time	String	Scale-out start time. Format: ISO8601:YYYY-MM-DDThh:mm:ss

**Table 9** Tags
Parameter	Type	Description
key	String	Key. A key can contain a maximum of 36 Unicode characters, which cannot be null. The first and last characters cannot be spaces. Only letters, digits, hyphens (-), and underscores (_) are allowed. It cannot contain the following characters: =*<>\,\|/
value	String	Value. A value can contain a maximum of 43 Unicode characters, which can be null. The first and last characters cannot be spaces. Only letters, digits, hyphens (-), and underscores (_) are allowed. It cannot contain the following characters: =*<>\,\|/

**Table 10** ParameterGroup
Parameter	Mandatory	Type	Description
id	Yes	String	Parameter group ID
name	Yes	String	Parameter group name
status	Yes	String	Cluster parameter status. The value can be one of the following: In-Sync: synchronized Applying: in application Pending-Reboot: restart for the modification to take effect Sync-Failure: application failure

Status Code

Normal
200

Exception

**Table 11** Returned values
Returned Value	Description
400 Bad Request	Request error.
401 Unauthorized	Authorization failed.
403 Forbidden	No operation permission.
404 Not Found	No resources found.
500 Internal Server Error	Internal service error.
503 Service Unavailable	The service is unavailable.