aws_dynamodb

Stores key/value pairs as a single document in a DynamoDB table. The key is stored as a string value and used as the table hash key. The value is stored as a binary value using the data_key field name.

Introduced in version 3.36.0.

Common
Advanced

# Common config fields, showing default values
label: ""
aws_dynamodb:
  table: "" # No default (required)
  hash_key: "" # No default (required)
  data_key: "" # No default (required)

# Advanced config fields, showing default values
label: ""
aws_dynamodb:
  table: "" # No default (required)
  hash_key: "" # No default (required)
  data_key: "" # No default (required)
  consistent_read: false
  default_ttl: "" # No default (optional)
  ttl_key: "" # No default (optional)
  retries:
    initial_interval: 1s
    max_interval: 5s
    max_elapsed_time: 30s
  region: ""
  endpoint: ""
  credentials:
    profile: ""
    id: ""
    secret: ""
    token: ""
    from_ec2_role: false
    role: ""
    role_external_id: ""

A prefix can be specified to allow multiple cache types to share a single DynamoDB table. An optional TTL duration (ttl) and field (ttl_key) can be specified if the backing table has TTL enabled.

Strong read consistency can be enabled using the consistent_read configuration field.

Fields

`table`

The table to store items in.

Type: string

`hash_key`

The key of the table column to store item keys within.

Type: string

`data_key`

The key of the table column to store item values within.

Type: string

`consistent_read`

Whether to use strongly consistent reads on Get commands.

Type: bool

Default: false

`default_ttl`

An optional default TTL to set for items, calculated from the moment the item is cached. A ttl_key must be specified in order to set item TTLs.

Type: string

`ttl_key`

The column key to place the TTL value within.

Type: string

`retries`

Determine time intervals and cut offs for retry attempts.

Type: object

`retries.initial_interval`

The initial period to wait between retry attempts.

Type: string

Default: "1s"

# Examples

initial_interval: 50ms

initial_interval: 1s

`retries.max_interval`

The maximum period to wait between retry attempts

Type: string

Default: "5s"

# Examples

max_interval: 5s

max_interval: 1m

`retries.max_elapsed_time`

The maximum overall period of time to spend on retry attempts before the request is aborted.

Type: string

Default: "30s"

# Examples

max_elapsed_time: 1m

max_elapsed_time: 1h

`region`

The AWS region to target.

Type: string

Default: ""

`endpoint`

Allows you to specify a custom endpoint for the AWS API.

Type: string

Default: ""

`credentials`

Optional manual configuration of AWS credentials to use. More information can be found in xref:guides:cloud/aws.adoc[].

Type: object

`credentials.profile`

A profile from ~/.aws/credentials to use.

Type: string

Default: ""

`credentials.id`

The ID of credentials to use.

Type: string

Default: ""

`credentials.secret`

The secret for the credentials being used.

Type: string

Default: ""

`credentials.token`

The token for the credentials being used, required when using short term credentials.

Type: string

Default: ""

`credentials.from_ec2_role`

Use the credentials of a host EC2 machine configured to assume an IAM role associated with the instance.

Type: bool

Default: false Requires version 4.2.0 or newer

`credentials.role`

A role ARN to assume.

Type: string

Default: ""

`credentials.role_external_id`

An external ID to provide when assuming a role.

Type: string

Default: ""