这是新的《Amazon CloudFormation 模板参考指南》**。请更新您的书签和链接。有关开始使用 CloudFormation 的帮助，请参阅《Amazon CloudFormation 用户指南》[https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/Welcome.html](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/Welcome.html)。

# Amazon CloudFormation 帮助程序脚本的发布历史记录
<a name="releasehistory-aws-cfn-bootstrap"></a>

 下表描述了对 Amazon CloudFormation 帮助程序脚本等 `aws-cfn-bootstrap` 程序包的更改。

您也可以通过以下链接下载最新版本的帮助程序脚本。这些链接重定向到下表所列最新版本的帮助程序脚本。
+  [TAR.GZ](https://s3.amazonaws.com/cloudformation-examples/aws-cfn-bootstrap-py3-latest.tar.gz) 
+  [ZIP](https://s3.amazonaws.com/cloudformation-examples/aws-cfn-bootstrap-py3-latest.zip) 
+  [EXE（32 位 Windows）](https://s3.amazonaws.com/cloudformation-examples/aws-cfn-bootstrap-py3-latest.exe) 
+  [EXE（64 位 Windows）](https://s3.amazonaws.com/cloudformation-examples/aws-cfn-bootstrap-py3-win64-latest.exe) 

**注意**  
 版本 2.0-1 及更高版本的帮助程序脚本支持 Python 3.4 及更高版本。如果您需要支持早期 Python 版本的帮助程序脚本，请参阅 [CloudFormation 帮助程序脚本 1.4 的发布历史记录](#releasehistory-aws-cfn-bootstrap-v1)。


| 版本 | 发行日期 | 更改描述 | 下载程序包 | 
| --- | --- | --- | --- | 
| 2.0-38<br />（最新；推荐） | 12/4/2025 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-36 | 9/2/2025 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-34 | 4/9/2025 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-33 | 2/27/2025 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-32 | 1/8/2025 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-31 | 10/9/2024 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-29 | 2/8/2024 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-28 | 10/12/2023 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-27 | 09/12/2023 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-26 | 08/9/2023 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-25 | 05/2/2023 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-24 | 02/20/2023 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-22 | 02/6/2023 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-21 | 01/9/2023 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-19 | 11/8/2022 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-18 | 10/31/2022 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-17 | 10/24/2022 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-16  | 08/19/2022 |  解决了在为 Windows 记录命令时临时文件被锁定的问题。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-15  | 07/28/2022 | 错误修复了导致 Windows 中某些命令失败的问题。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-14 | 07/20/2022 | 更新 Windows 安装程序以使用 Python 3.9.13 版本。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-12  | 6/13/2022 | 针对 KB5010359 安全补丁导致的 Windows AMI 问题的错误修复。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-10 | 1/11/2022 |  添加了对 `Zypper` 程序包管理器和 `systemd` 服务管理工具的支持。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-6 | 2021 年 3 月 17 日 | 进行了以下错误修复：[See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html) |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-5 | 3/5/2021 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-4 | 2021/2/3 | 更新了 Visual Studio C\+\+ 2010 Redistributable。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-3 | 1/8/2021 |  即使已经安装了更新版本的 Visual Studio C\+\+  Redistributable，Windows 安装程序也会成功。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-2 | 9/14/2020 |  `cfn-hup` 的默认时间间隔和用户指定的时间间隔的精度为正负 30 秒。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 2.0-1 | 6/24/2020 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 

## CloudFormation 帮助程序脚本 1.4 的发布历史记录
<a name="releasehistory-aws-cfn-bootstrap-v1"></a>

下表提供对以前版本的帮助程序脚本的访问，这些脚本支持 Python 版本 2.7 和 2.6。它是为了向后兼容性而提供的。我们建议使用最新版本的帮助程序脚本，这些脚本需要 Python 3.4 或更高版本。

**注意**  
 可在 Amazon Linux AMI 映像上预先安装 Amazon CloudFormation 帮助程序脚本。表中列出的下载程序包适用于其他 Linux/Unix 分配和 Microsoft Windows (2008 或更高版本)。要了解如何使用帮助程序脚本，请参阅 [CloudFormation 帮助程序脚本参考](https://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/cfn-helper-scripts-reference.html)。


| 版本 | 发行日期 | 更改描述 | 下载程序包 | 
| --- | --- | --- | --- | 
| 1.4-34 | 9/14/2020 |  `cfn-hup` 的默认时间间隔和用户指定的时间间隔的精度为正负 30 秒。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 1.4-33 | 5/28/2020 | 支持 Python 2.6 和 2.7。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 1.4-32  |  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |   | 
| 1.4-31 | 9/10/2018 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 1.4-30 | 3/21/2018 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 1.4-29  | 2/12/2018 | 延长对较新 Amazon Web Services 区域 的支持。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 1.4-27 | 1/24/2018 | 延长对较新 Amazon Web Services 区域 的支持。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 1.4-24，<br />1.4-26 | 10/12/2017 | 为使用 Python 早期版本的客户修复了一个不兼容问题。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 1.4-23 | 10/3/2017 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 1.4-22 | 9/14/2017 | 已将 `umask` 的默认值从 `0` 更改为 `0022`。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 1.4-21 | 8/31/2017 |  已使用默认值 `0` 为 `cfn-hup` 进程守护程序添加了 `umask` 参数。 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 1.4-20 | 8/2/2017 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  | 
| 1.4-19 | 7/20/2017 |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |  [See the AWS documentation website for more details](http://docs.amazonaws.cn/AWSCloudFormation/latest/TemplateReference/releasehistory-aws-cfn-bootstrap.html)  |