Bug 1496460

Created attachment 1331433 [details]
In this script, creation of bucket ,object, setting encryption and downloading object are present

Description of problem:
With boto3, after setting object encryption,I was not getting  information about encryption. Also, I was able to download the object without encryption key too!.
Link: http://boto3.readthedocs.io/en/latest/reference/services/s3.html#S3.Client.put_object
Version-Release number of selected component (if applicable):
Ceph 3.0

How reproducible:
Always

Steps to Reproduce:
1. Set up ceph 3.0 cluster.
2. Using boto3,  try to create bucket,putting objects into the bucket and set encryption to the object.
3. Try to download the object with encryption key.
Actual results:
For put_object(), which returns info about the object,info about encryption was not displayed, also, object was getting downloaded without encryption key.
==

Expected results:
After put_object(), should return
Example--
 {
    'Expiration': 'string',
    'ETag': 'string',
    'ServerSideEncryption': 'AES256'|'aws:kms',
    'VersionId': 'string',
    'SSECustomerAlgorithm': 'string',
    'SSECustomerKeyMD5': 'string',
    'SSEKMSKeyId': 'string',
    'RequestCharged': 'requester'
}
and ,for downloading object, should ask for encryption key.