> ## Documentation Index
> Fetch the complete documentation index at: https://cdktn.io/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Python: S3BackendAssumeRoleConfig

> CDKTN Core API Reference for S3BackendAssumeRoleConfig in Python.

## Initializer <a name="Initializer" id="cdktn.S3BackendAssumeRoleConfig.Initializer" />

```python theme={null}
import cdktn

cdktn.S3BackendAssumeRoleConfig(
  role_arn: str,
  duration: str = None,
  external_id: str = None,
  policy: str = None,
  policy_arns: typing.List[str] = None,
  session_name: str = None,
  source_identity: str = None,
  tags: typing.Mapping[str] = None,
  transitive_tag_keys: typing.List[str] = None
)
```

## Properties <a name="Properties" id="Properties" />

| **Name**                                                                                                     | **Type**                          | **Description**                                                                                                                           |
| ------------------------------------------------------------------------------------------------------------ | --------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------- |
| <code><a href="#cdktn.S3BackendAssumeRoleConfig.property.roleArn">role\_arn</a></code>                       | <code>str</code>                  | (Required) Amazon Resource Name (ARN) of the IAM Role to assume.                                                                          |
| <code><a href="#cdktn.S3BackendAssumeRoleConfig.property.duration">duration</a></code>                       | <code>str</code>                  | (Optional) The duration individual credentials will be valid.                                                                             |
| <code><a href="#cdktn.S3BackendAssumeRoleConfig.property.externalId">external\_id</a></code>                 | <code>str</code>                  | (Optional) External identifier to use when assuming the role.                                                                             |
| <code><a href="#cdktn.S3BackendAssumeRoleConfig.property.policy">policy</a></code>                           | <code>str</code>                  | (Optional) IAM Policy JSON describing further restricting permissions for the IAM Role being assumed.                                     |
| <code><a href="#cdktn.S3BackendAssumeRoleConfig.property.policyArns">policy\_arns</a></code>                 | <code>typing.List\[str]</code>    | (Optional) Set of Amazon Resource Names (ARNs) of IAM Policies describing further restricting permissions for the IAM Role being assumed. |
| <code><a href="#cdktn.S3BackendAssumeRoleConfig.property.sessionName">session\_name</a></code>               | <code>str</code>                  | (Optional) Session name to use when assuming the role.                                                                                    |
| <code><a href="#cdktn.S3BackendAssumeRoleConfig.property.sourceIdentity">source\_identity</a></code>         | <code>str</code>                  | (Optional) Source identity specified by the principal assuming the.                                                                       |
| <code><a href="#cdktn.S3BackendAssumeRoleConfig.property.tags">tags</a></code>                               | <code>typing.Mapping\[str]</code> | (Optional) Map of assume role session tags.                                                                                               |
| <code><a href="#cdktn.S3BackendAssumeRoleConfig.property.transitiveTagKeys">transitive\_tag\_keys</a></code> | <code>typing.List\[str]</code>    | (Optional) Set of assume role session tag keys to pass to any subsequent sessions.                                                        |

***

### `role_arn`<sup>Required</sup> <a name="role_arn" id="cdktn.S3BackendAssumeRoleConfig.property.roleArn" />

```python theme={null}
role_arn: str
```

* *Type:* str

(Required) Amazon Resource Name (ARN) of the IAM Role to assume.

***

### `duration`<sup>Optional</sup> <a name="duration" id="cdktn.S3BackendAssumeRoleConfig.property.duration" />

```python theme={null}
duration: str
```

* *Type:* str

(Optional) The duration individual credentials will be valid.

Credentials are automatically renewed up to the maximum defined by the AWS account.
Specified using the format \< hours >h\< minutes >m\< seconds >s with any unit being optional.
For example, an hour and a half can be specified as 1h30m or 90m.
Must be between 15 minutes (15m) and 12 hours (12h).

***

### `external_id`<sup>Optional</sup> <a name="external_id" id="cdktn.S3BackendAssumeRoleConfig.property.externalId" />

```python theme={null}
external_id: str
```

* *Type:* str

(Optional) External identifier to use when assuming the role.

***

### `policy`<sup>Optional</sup> <a name="policy" id="cdktn.S3BackendAssumeRoleConfig.property.policy" />

```python theme={null}
policy: str
```

* *Type:* str

(Optional) IAM Policy JSON describing further restricting permissions for the IAM Role being assumed.

***

### `policy_arns`<sup>Optional</sup> <a name="policy_arns" id="cdktn.S3BackendAssumeRoleConfig.property.policyArns" />

```python theme={null}
policy_arns: typing.List[str]
```

* *Type:* typing.List\[str]

(Optional) Set of Amazon Resource Names (ARNs) of IAM Policies describing further restricting permissions for the IAM Role being assumed.

***

### `session_name`<sup>Optional</sup> <a name="session_name" id="cdktn.S3BackendAssumeRoleConfig.property.sessionName" />

```python theme={null}
session_name: str
```

* *Type:* str

(Optional) Session name to use when assuming the role.

***

### `source_identity`<sup>Optional</sup> <a name="source_identity" id="cdktn.S3BackendAssumeRoleConfig.property.sourceIdentity" />

```python theme={null}
source_identity: str
```

* *Type:* str

(Optional) Source identity specified by the principal assuming the.

***

### `tags`<sup>Optional</sup> <a name="tags" id="cdktn.S3BackendAssumeRoleConfig.property.tags" />

```python theme={null}
tags: typing.Mapping[str]
```

* *Type:* typing.Mapping\[str]

(Optional) Map of assume role session tags.

***

### `transitive_tag_keys`<sup>Optional</sup> <a name="transitive_tag_keys" id="cdktn.S3BackendAssumeRoleConfig.property.transitiveTagKeys" />

```python theme={null}
transitive_tag_keys: typing.List[str]
```

* *Type:* typing.List\[str]

(Optional) Set of assume role session tag keys to pass to any subsequent sessions.

***