StatusWith<RecordId> keyForOptime(const Timestamp& opTime) {
// Make sure secs and inc wouldn't be negative if treated as signed. This ensures that they
// don't sort differently when put in a RecordId. It also avoids issues with Null/Invalid
// RecordIds
if (opTime.getSecs() > uint32_t(std::numeric_limits<int32_t>::max()))
return StatusWith<RecordId>(ErrorCodes::BadValue, "ts secs too high");
if (opTime.getInc() > uint32_t(std::numeric_limits<int32_t>::max()))
return StatusWith<RecordId>(ErrorCodes::BadValue, "ts inc too high");
const RecordId out = RecordId(opTime.getSecs(), opTime.getInc());
if (out <= RecordId::min())
return StatusWith<RecordId>(ErrorCodes::BadValue, "ts too low");
if (out >= RecordId::max())
return StatusWith<RecordId>(ErrorCodes::BadValue, "ts too high");
return StatusWith<RecordId>(out);
}
