> ## 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.

# Go: CosBackendAssumeRole

> CDKTN Core API Reference for CosBackendAssumeRole in Go.

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

```go theme={null}
import "github.com/open-constructs/cdk-terrain-go/cdktn"

&cdktn.CosBackendAssumeRole {
	RoleArn: *string,
	SessionDuration: *f64,
	SessionName: *string,
	Policy: interface{},
}
```

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

| **Name**                                                                                        | **Type**                  | **Description**                                                         |
| ----------------------------------------------------------------------------------------------- | ------------------------- | ----------------------------------------------------------------------- |
| <code><a href="#cdktn.CosBackendAssumeRole.property.roleArn">RoleArn</a></code>                 | <code>\*string</code>     | (Required) The ARN of the role to assume.                               |
| <code><a href="#cdktn.CosBackendAssumeRole.property.sessionDuration">SessionDuration</a></code> | <code>\*f64</code>        | (Required) The duration of the session when making the AssumeRole call. |
| <code><a href="#cdktn.CosBackendAssumeRole.property.sessionName">SessionName</a></code>         | <code>\*string</code>     | (Required) The session name to use when making the AssumeRole call.     |
| <code><a href="#cdktn.CosBackendAssumeRole.property.policy">Policy</a></code>                   | <code>interface\{}</code> | (Optional) A more restrictive policy when making the AssumeRole call.   |

***

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

```go theme={null}
RoleArn *string
```

* *Type:* \*string

(Required) The ARN of the role to assume.

It can be sourced from the TENCENTCLOUD\_ASSUME\_ROLE\_ARN.

***

### `SessionDuration`<sup>Required</sup> <a name="SessionDuration" id="cdktn.CosBackendAssumeRole.property.sessionDuration" />

```go theme={null}
SessionDuration *f64
```

* *Type:* \*f64

(Required) The duration of the session when making the AssumeRole call.

Its value ranges from 0 to 43200(seconds), and default is 7200 seconds.
It can be sourced from the TENCENTCLOUD\_ASSUME\_ROLE\_SESSION\_DURATION.

***

### `SessionName`<sup>Required</sup> <a name="SessionName" id="cdktn.CosBackendAssumeRole.property.sessionName" />

```go theme={null}
SessionName *string
```

* *Type:* \*string

(Required) The session name to use when making the AssumeRole call.

It can be sourced from the TENCENTCLOUD\_ASSUME\_ROLE\_SESSION\_NAME.

***

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

```go theme={null}
Policy interface{}
```

* *Type:* interface\{}

(Optional) A more restrictive policy when making the AssumeRole call.

Its content must not contains principal elements.
Please refer to [policies syntax logic](https://www.tencentcloud.com/document/product/598/10603).

***