AWS DynamoDB

Detailed information on the AWS DynamoDB state store component

Component format

To setup a DynamoDB state store create a component of type state.aws.dynamodb. See this guide on how to create and apply a state store configuration.

apiVersion: dapr.io/v1alpha1
kind: Component
metadata:
  name: <NAME>
  namespace: <NAMESPACE>
spec:
  type: state.aws.dynamodb
  version: v1
  metadata:
  - name: table
    value: "mytable"
  - name: accessKey
    value: "AKIAIOSFODNN7EXAMPLE" # Optional
  - name: secretKey
    value: "wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKEY" # Optional
  - name: endpoint
    value: "http://localhost:8080" # Optional
  - name: region
    value: "eu-west-1" # Optional
  - name: sessionToken
    value: "myTOKEN" # Optional
  - name: ttlAttributeName
    value: "expiresAt" # Optional

Primary Key

In order to use DynamoDB as a Dapr state store, the table must have a primary key named key.

Spec metadata fields

Field Required Details Example
table Y name of the DynamoDB table to use "mytable"
accessKey N ID of the AWS account with appropriate permissions to SNS and SQS. Can be secretKeyRef to use a secret reference "AKIAIOSFODNN7EXAMPLE"
secretKey N Secret for the AWS user. Can be secretKeyRef to use a secret reference "wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKEY"
region N The AWS region to the instance. See this page for valid regions: https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/Concepts.RegionsAndAvailabilityZones.html. Ensure that DynamoDB are available in that region. "us-east-1"
endpoint N AWS endpoint for the component to use. Only used for local development. The endpoint is unncessary when running against production AWS "http://localhost:4566"
sessionToken N AWS session token to use. A session token is only required if you are using temporary security credentials. "TOKEN"
ttlAttributeName N The table attribute name which should be used for TTL. "expiresAt"

Setup AWS DynamoDB

See Authenticating to AWS for information about authentication-related attributes

Time to live (TTL)

In order to use DynamoDB TTL feature, you must enable TTL on your table and define the attribute name. The attribute name must be defined in the ttlAttributeName field. See official AWS docs.