This is the new *CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [AWS CloudFormation User Guide](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::SSM::PatchBaseline PatchSource
<a name="aws-properties-ssm-patchbaseline-patchsource"></a>

`PatchSource` is the property type for the `Sources` resource of the [AWS::SSM::PatchBaseline](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-ssm-patchbaseline.html) resource.

The AWS CloudFormation`AWS::SSM::PatchSource` resource is used to provide information about the patches to use to update target instances, including target operating systems and source repository. Applies to Linux managed nodes only.

## Syntax
<a name="aws-properties-ssm-patchbaseline-patchsource-syntax"></a>

To declare this entity in your CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-ssm-patchbaseline-patchsource-syntax.json"></a>

```
{
  "[Configuration](#cfn-ssm-patchbaseline-patchsource-configuration)" : String,
  "[Name](#cfn-ssm-patchbaseline-patchsource-name)" : String,
  "[Products](#cfn-ssm-patchbaseline-patchsource-products)" : [ String, ... ]
}
```

### YAML
<a name="aws-properties-ssm-patchbaseline-patchsource-syntax.yaml"></a>

```
  [Configuration](#cfn-ssm-patchbaseline-patchsource-configuration): String
  [Name](#cfn-ssm-patchbaseline-patchsource-name): String
  [Products](#cfn-ssm-patchbaseline-patchsource-products): 
    - String
```

## Properties
<a name="aws-properties-ssm-patchbaseline-patchsource-properties"></a>

`Configuration`  <a name="cfn-ssm-patchbaseline-patchsource-configuration"></a>
The value of the repo configuration.  
 **Example for yum repositories**   
 `[main]`   
 `name=MyCustomRepository`   
 `baseurl=https://my-custom-repository`   
 `enabled=1`   
For information about other options available for your yum repository configuration, see [dnf.conf(5)](https://man7.org/linux/man-pages/man5/dnf.conf.5.html) on the *man7.org* website.  
 **Examples for Ubuntu Server and Debian Server**   
 `deb http://security.ubuntu.com/ubuntu jammy main`   
 `deb https://site.example.com/debian distribution component1 component2 component3`   
Repo information for Ubuntu Server repositories must be specifed in a single line. For more examples and information, see [jammy (5) sources.list.5.gz](https://manpages.ubuntu.com/manpages/jammy/man5/sources.list.5.html) on the *Ubuntu Server Manuals* website and [sources.list format](https://wiki.debian.org/SourcesList#sources.list_format) on the *Debian Wiki*.  
*Required*: No  
*Type*: String  
*Minimum*: `1`  
*Maximum*: `1024`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Name`  <a name="cfn-ssm-patchbaseline-patchsource-name"></a>
The name specified to identify the patch source.  
*Required*: No  
*Type*: String  
*Pattern*: `^[a-zA-Z0-9_\-.]{3,50}$`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Products`  <a name="cfn-ssm-patchbaseline-patchsource-products"></a>
The specific operating system versions a patch repository applies to, such as "Ubuntu16.04", "RedhatEnterpriseLinux7.2" or "Suse12.7". For lists of supported product values, see [PatchFilter](https://docs.aws.amazon.com/systems-manager/latest/APIReference/API_PatchFilter.html) in the *AWS Systems Manager API Reference*.   
*Required*: No  
*Type*: Array of String  
*Minimum*: `1 | 0`  
*Maximum*: `128 | 20`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)