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Use Management API for policy.lifecycle setting.
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Domain Setting Values
Domain objects support a Policy-Lifecycle header to control the behavior of lifecycle policies for buckets in the domain. The header supports either of the following values:
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Lifecycle policy is not applied to unnamed content within a domain. Only named objects within buckets contains lifecycle policy applied. |
Bucket Setting Values
Bucket objects support a Policy-Lifecycle header with multiple values.
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For expiration days,
Expiration time = Creation time of the current version + Number of days indicated + Rounded up to the next midnight UTCFor obsolete expiration days,
Expiration time = Create time of the next newest object version + Number of days indicated + Rounded up to the next midnight UTCISO 8601 dates must unambiguously specify a calendar date. The (unspecified) expiration time is always midnight UTC of that date; any timezone specification is not allowed.
Expiration of a current version of an object (i.e. non-delete marker in the versioning enabled bucket) represents creating a delete marker, pushing the current version down the versioning stack.
In all other cases, the object or object version is permanently deleted.
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