if !ok {
		return nil, errors.New("site replication service account not found")
	}
	return &u.Credentials, nil
}

// listBuckets returns a consistent common view of latest unique buckets across
// sites, this is used for replication.
func (c *SiteReplicationSys) listBuckets(ctx context.Context) ([]BucketInfo, error) {

	c.Assert(createdBucket.Name != "", true)

	// Parse the bucket modtime
	creationTime, err := time.Parse(iso8601TimeFormat, createdBucket.CreationDate)
	c.Assert(err, nil)

	// Check if bucket modtime is consistent (not less than current time and not late more than 5 minutes)
	timeNow := time.Now().UTC()
	c.Assert(creationTime.Before(timeNow), true)
	c.Assert(timeNow.Sub(creationTime) < time.Minute*5, true)
}