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# AWS::Kendra::DataSource WebCrawlerSeedUrlConfiguration
<a name="aws-properties-kendra-datasource-webcrawlerseedurlconfiguration"></a>

Provides the configuration information of the seed or starting point URLs to crawl.

 *When selecting websites to index, you must adhere to the [Amazon Acceptable Use Policy](https://aws.amazon.com/aup/) and all other Amazon terms. Remember that you must only use the Amazon Kendra web crawler to index your own webpages, or webpages that you have authorization to index.* 

## Syntax
<a name="aws-properties-kendra-datasource-webcrawlerseedurlconfiguration-syntax"></a>

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

### JSON
<a name="aws-properties-kendra-datasource-webcrawlerseedurlconfiguration-syntax.json"></a>

```
{
  "[SeedUrls](#cfn-kendra-datasource-webcrawlerseedurlconfiguration-seedurls)" : [ String, ... ],
  "[WebCrawlerMode](#cfn-kendra-datasource-webcrawlerseedurlconfiguration-webcrawlermode)" : String
}
```

### YAML
<a name="aws-properties-kendra-datasource-webcrawlerseedurlconfiguration-syntax.yaml"></a>

```
  [SeedUrls](#cfn-kendra-datasource-webcrawlerseedurlconfiguration-seedurls): 
    - String
  [WebCrawlerMode](#cfn-kendra-datasource-webcrawlerseedurlconfiguration-webcrawlermode): String
```

## Properties
<a name="aws-properties-kendra-datasource-webcrawlerseedurlconfiguration-properties"></a>

`SeedUrls`  <a name="cfn-kendra-datasource-webcrawlerseedurlconfiguration-seedurls"></a>
The list of seed or starting point URLs of the websites you want to crawl.  
The list can include a maximum of 100 seed URLs.  
*Required*: Yes  
*Type*: Array of String  
*Minimum*: `0`  
*Maximum*: `100`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`WebCrawlerMode`  <a name="cfn-kendra-datasource-webcrawlerseedurlconfiguration-webcrawlermode"></a>
You can choose one of the following modes:  
+ `HOST_ONLY`—crawl only the website host names. For example, if the seed URL is "abc.example.com", then only URLs with host name "abc.example.com" are crawled.
+ `SUBDOMAINS`—crawl the website host names with subdomains. For example, if the seed URL is "abc.example.com", then "a.abc.example.com" and "b.abc.example.com" are also crawled.
+ `EVERYTHING`—crawl the website host names with subdomains and other domains that the web pages link to.
The default mode is set to `HOST_ONLY`.  
*Required*: No  
*Type*: String  
*Allowed values*: `HOST_ONLY | SUBDOMAINS | EVERYTHING`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)