DescribeInstances

1. API Description

This API (DescribeInstances) is used to query the details of instances. You can filter the query results with the instance ID, name, or billing method.

2. Input Parameters

The following request parameter list only provides API request parameters.

Parameter Name	Required	Type	Description
instanceIds	No	Array of String	Instance IDs. You can query up to 100 instances in each request.
zoneId	No	String	Zone ID to which the instances belong.
internetChargeType	No	InternetChargeType	Network pricing model. See InternetChargeType for details.
imageId	No	String	Image ID.
instanceType	No	String	Instance model ID. You can call DescribeInstanceTypes to obtain the latest specification.
keyId	No	String	SSH key pair ID. For example: key-YWD2QFOl .
publicIpAddresses	No	Array of String	Public IPv4 addresses.
privateIpAddresses	No	Array of String	Public IPv4 addresses in subnet.
instanceStatus	No	InstanceStatusValue	Instance status. See InstanceStatus for details.
instanceName	No	String	Instance name. If the value ends with *, a fuzzy match will be performed on instanceName, otherwise an exact match will be performed.
subnetId	No	String	Subnet ID. You can call DescribeSubnets to query information on subnet.
securityGroupId	No	String	Security group ID.
pageSize	No	Integer	Number of items in the current page result. Default value: 20; Maximum value: 1000.
pageNum	No	Integer	Number of pages returned. Default value: 1. Default value: 1
resourceGroupId	No	String	Resource group ID. If the value is null, then return all the instances in the authorized resource groups.
tagKeys	No	Array of String	Query using tag keys. A maximum of 20 tag keys can be used.
tags	No	Array of Tag	Query using tags. A maximum of 20 tags can be used.

3. Output Parameters

Parameter Name	Type	Description
requestId	String	The unique request ID, which is returned for each request. RequestId is required for locating a problem.
totalCount	Integer	Number of instances meeting the filtering conditions.
dataSet	Array of InstanceInfo	Information on an instance.

4. Code Example

Example

Query list of virtual machine instances.

POST /api/v2/vm HTTP/1.1
Host: console.zenlayer.com
Content-Type: application/json
X-ZC-Action: DescribeInstances
<Common Request Params>

Request:
{
  "pageNum": 1,
  "pageSize": 1
}

Response:
{
    "requestId":"T4E7FED5D-4A69-4B4B-AF57-BCD20BDC053A",
    "response":{
        "requestId":"T4E7FED5D-4A69-4B4B-AF57-BCD20BDC053A",
        "dataSet":[
            {
                "instanceId":"instanceIdxxxxx",
                "zoneId":"SAO-A",
                "instanceName":"Ubuntu-1c2g-web",
                "instanceType":"c.1c2g",
                "autoRenew":true,
                "cpuCount":1,
                "memory":2,
                "imageId":"img-prEjRbTonNiUyuhSrLrJB2gTk",
                "imageName":"Ubuntu-20.04",
                "instanceChargeType":"PREPAID",
                "internetMaxBandwidthOut":1,
                "internetChargeType":"ByBandwidth",
                "period":1,
                "publicIpAddresses":[
                    "128.1.1.1"
                ],
                "privateIpAddresses":[
                    "10.0.1.0"
                ],
                "subnetId":"your-subnet-id",
                "createTime":"2023-03-01T00:00:00Z",
                "expiredTime":"2023-03-31T00:00:00Z",
                "resourceGroupId":"default-resource-group-id",
                "resourceGroupName":"Default Resource Group",
                "instanceStatus":"RUNNING",
                "securityGroupIds":[
                    "843869472514124338"
                ],
                "systemDisk":{
                    "diskId":"your disk id",
                    "diskSize":30
                }
            }
        ],
        "totalCount":1
    }
}

5. Developer Resources

Zenlayer Cloud API 2.0 integrates SDKs，to make it easier for you to call APIs. More programming languages will be supported.

6. Error Codes

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

HTTP Status Code	Error Code	Description