# aws config :ex_aws, region: "us-east-1", access_key_id: [{:system, "AWS_ACCESS_KEY_ID"}, {:awscli, "default", 30}, :instance_role], secret_access_key: [ {:system, "AWS_SECRET_ACCESS_KEY"}, {:awscli, "default", 30}, :instance_role ], awscli_auth_adapter: ExAws.STS.AuthCache.AssumeRoleCredentialsAdapter