# DeploymentPolicies
<a name="API_DeploymentPolicies"></a>

Contains information about policies that define how a deployment updates components and handles failure.

## Contents
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 ** componentUpdatePolicy **   <a name="greengrassv2-Type-DeploymentPolicies-componentUpdatePolicy"></a>
The component update policy for the configuration deployment. This policy defines when it's safe to deploy the configuration to devices.  
Type: [DeploymentComponentUpdatePolicy](API_DeploymentComponentUpdatePolicy.md) object  
Required: No

 ** configurationValidationPolicy **   <a name="greengrassv2-Type-DeploymentPolicies-configurationValidationPolicy"></a>
The configuration validation policy for the configuration deployment. This policy defines how long each component has to validate its configure updates.  
Type: [DeploymentConfigurationValidationPolicy](API_DeploymentConfigurationValidationPolicy.md) object  
Required: No

 ** failureHandlingPolicy **   <a name="greengrassv2-Type-DeploymentPolicies-failureHandlingPolicy"></a>
The failure handling policy for the configuration deployment. This policy defines what to do if the deployment fails.  
Default: `ROLLBACK`   
Type: String  
Valid Values: `ROLLBACK | DO_NOTHING`   
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/greengrassv2-2020-11-30/DeploymentPolicies) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/greengrassv2-2020-11-30/DeploymentPolicies) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/greengrassv2-2020-11-30/DeploymentPolicies)