# AmazonCreateLightsailInstancesFromSnapshotsParameters Object

## Description

Parameters for the Amazon Create Lightsail Instances from Snapshots action.

## Properties

### availabilityZone

Availability zone to create the new instances in.

Type: `string`

Required: Yes

bundleId

ID of the Lightsail bundle to use to create the new instances. If omitted, the bundle saved in the snapshot will be used.

Type: `string`

Required: No

### credentialIds

Registered credentials to use with the action. One and only one credential must be specified.

Type: Array of `string`

Required: Yes

### deleteTimeInSeconds

Indicates the amount of time (in seconds) after which the new instances will be deleted.

Type: `integer`

Required: No

### duplicateInstanceResolutionMethod

Method to use when an existing instance is found with the desired instance name.

Type: `string`

Valid Values:

* `none`
* `use-existing-instance`

Required: Yes

### finalSnapshotName

Name of the final snapshot when deleting the instances.

Type: `string`

Required: No

### instanceNameComparison

Comparison to use when comparing instance names. Required when `snapshotIdentificationMethod` is `by-instance-name`.

Type: [LightsailInstanceNameComparison](/data-types/lightsailinstancenamecomparison-object.md) object

Required: Conditional

### instances

List of instances to create.

Type: Array of [CreateLightsailInstancesInstance](/data-types/createlightsailinstancesinstance-object.md) objects.

Required: Yes

### keyPairName

Name of the key pair to assign to the new instances.

Type: `string`

Required: No

### regionNames

Regions to use with the action. One and only one region must be specified.

Type: Array of `string`

Required: Yes

### snapshotIdentificationMethod

Method to use to identify the snapshot used to create the new instances. If more than one snapshot is found, the most recent snapshot found will be used.

Type: `string`

Valid Values:

* `all-instance-snapshots`
* `by-instance-name`
* `by-instance-snapshot-name`

Required: Yes

### snapshotNameComparison

Comparison to use when comparing instance snapshot names. Required when `snapshotIdentificationMethod` is `by-instance-snapshot-name`.

Type: [LightsailInstanceNameComparison](/data-types/lightsailinstancesnapshotnamecomparison-object.md) object

Required: Conditional

## Sample JSON

```javascript
{
    "credentialIds": [
        "cred-00000001"
    ],
    "regionNames": [
        "us-east-1"
    ],
    
    "instances": [
        {
            "instanceName": "instance-$(DATE)",
            "staticIpName": "my-static-ip"
        }
    ],
    
    "duplicateInstanceResolutionMethod": "none",
    
    "snapshotIdentificationMethod": "by-instance-name",
    "instanceNameComparison": {
        "compareType": "starts-with",
        "instanceName": "instance-"
    },
    "availabilityZone": "us-east-1a",
    
    "keyPairName": "my-key-pair",

    "deleteTimeInSeconds": 3600,
    "finalSnapshotName": "$(INSTANCENAME)-final-$(DATE)"
}
```


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