AWS SDK for .NET Documentation
GetLifecycleConfiguration Method (request)
AmazonAmazon.S3AmazonS3GetLifecycleConfiguration(GetLifecycleConfigurationRequest) Did this page help you?   Yes   No    Tell us about it...
Retrieves the lifecycle configuration for the specified bucket.
Declaration Syntax
Parameters
request (GetLifecycleConfigurationRequest)
The GetLifecycleConfigurationRequest that defines the parameters of the operation.
Return Value
Returns a GetLifecycleConfigurationResponse from S3.
Remarks

If no configuration has been set for the bucket, the Configuration property of the response will be null.

Lifecycle configuration provides a way to define the lifetime of objects for a keyspace. Objects are automatically deleted after the predefined lifetime.

For more information on lifecycle configurations, refer: http://docs.amazonwebservices.com/AmazonS3/latest/dev/

Examples

This example shows how to Get, Put and Delete bucket Lifecycle Configurations.
A Lifecycle Configuration allows an owner to configure when specific objects should be deleted. Objects to be deleted are specified with a prefix.
The configuration being used has rules that delete objects with a specific prefix and objects in a specific subdirectory.

CopyLifecycleConfiguration samples
// Create a client
AmazonS3Client client = new AmazonS3Client();


// Put sample lifecycle configuration (overwrite an existing configuration)
LifecycleConfiguration newConfiguration = new LifecycleConfiguration
{
    Rules = new List<LifecycleRule>
    {
        // Rule to delete keys with prefix "Test-" after 5 days
        new LifecycleRule
        {
            Prefix = "Test-",
            Expiration = new LifecycleRuleExpiration { Days = 5 }
        },
        // Rule to delete keys in subdirectory "Logs" after 2 days
        new LifecycleRule
        {
            Prefix = "Logs/",
            Expiration = new LifecycleRuleExpiration  { Days = 2 },
            Id = "log-file-removal"
        }
    }
};
PutLifecycleConfigurationRequest putRequest = new PutLifecycleConfigurationRequest
{
    BucketName = "SampleBucket",
    Configuration = newConfiguration
};
client.PutLifecycleConfiguration(putRequest);


// Retrieve current configuration
GetLifecycleConfigurationRequest getRequest = new GetLifecycleConfigurationRequest
{
    BucketName = "SampleBucket"
};
LifecycleConfiguration configuration = client.GetLifecycleConfiguration(getRequest).Configuration;

Console.WriteLine("Configuration contains {0} rules", configuration.Rules.Count);
foreach (LifecycleRule rule in configuration.Rules)
{
    Console.WriteLine("Rule");
    Console.WriteLine(" Prefix = " + rule.Prefix);
    Console.WriteLine(" Expiration (days) = " + rule.Expiration.Days);
    Console.WriteLine(" Id = " + rule.Id);
    Console.WriteLine(" Status = " + rule.Status);
}


// Put a new configuration and overwrite the existing configuration
configuration.Rules.RemoveAt(0);    // remove first rule
client.PutLifecycleConfiguration(putRequest);

// Delete current configuration
DeleteLifecycleConfigurationRequest deleteRequest = new DeleteLifecycleConfigurationRequest
{
    BucketName = "SampleBucket"
};
client.DeleteLifecycleConfiguration(deleteRequest);


// Retrieve current configuration and verify that it is null
configuration = client.GetLifecycleConfiguration(getRequest).Configuration;
Debug.Assert(configuration == null);
Exceptions

Assembly: AWSSDK (Module: AWSSDK) Version: 1.5.60.0 (1.5.60.0)