AWS::DLM::LifecyclePolicy CreateRule

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[Custom snapshot and AMI policies only] Specifies when the policy should create snapshots or AMIs.

Note

• You must specify either CronExpression, or Interval, IntervalUnit, and Times.

• If you need to specify an ArchiveRule for the schedule, then you must specify a creation frequency of at least 28 days.

Syntax

To declare this entity in your AWS CloudFormation template, use the following syntax:

JSON

{
  "CronExpression" : String,
  "Interval" : Integer,
  "IntervalUnit" : String,
  "Location" : String,
  "Scripts" : [ Script, ... ],
  "Times" : [ String, ... ]
}

YAML

  CronExpression: String
  Interval: Integer
  IntervalUnit: String
  Location: String
  Scripts: 
    - Script
  Times: 
    - String

Properties

CronExpression

The schedule, as a Cron expression. The schedule interval must be between 1 hour and 1 year. For more information, see the Cron expressions reference in the Amazon EventBridge User Guide.

Required: No

Type: String

Pattern: cron\([^\n]{11,100}\)

Minimum: 17

Maximum: 106

Update requires: No interruption

Interval

The interval between snapshots. The supported values are 1, 2, 3, 4, 6, 8, 12, and 24.

Required: No

Type: Integer

Minimum: 1

Update requires: No interruption

IntervalUnit

The interval unit.

Required: No

Type: String

Allowed values: HOURS

Update requires: No interruption

Location

[Custom snapshot policies only] Specifies the destination for snapshots created by the policy. The allowed destinations depend on the location of the targeted resources.

• If the policy targets resources in a Region, then you must create snapshots in the same Region as the source resource.

• If the policy targets resources in a Local Zone, you can create snapshots in the same Local Zone or in its parent Region.

• If the policy targets resources on an Outpost, then you can create snapshots on the same Outpost or in its parent Region.

Specify one of the following values:

• To create snapshots in the same Region as the source resource, specify CLOUD.

• To create snapshots in the same Local Zone as the source resource, specify LOCAL_ZONE.

• To create snapshots on the same Outpost as the source resource, specify OUTPOST_LOCAL.

Default: CLOUD

Required: No

Type: String

Allowed values: CLOUD | OUTPOST_LOCAL | LOCAL_ZONE

Update requires: No interruption

Scripts

[Custom snapshot policies that target instances only] Specifies pre and/or post scripts for a snapshot lifecycle policy that targets instances. This is useful for creating application-consistent snapshots, or for performing specific administrative tasks before or after Amazon Data Lifecycle Manager initiates snapshot creation.

For more information, see Automating application-consistent snapshots with pre and post scripts.

Required: No

Type: Array of Script

Minimum: 0

Maximum: 1

Update requires: No interruption

Times

The time, in UTC, to start the operation. The supported format is hh:mm.

The operation occurs within a one-hour window following the specified time. If you do not specify a time, Amazon Data Lifecycle Manager selects a time within the next 24 hours.

Required: No

Type: Array of String

Maximum: 1

Update requires: No interruption