FileMetaData.h

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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
 
 
#ifndef _ALICEO2_FILE_METADATA_H
#define _ALICEO2_FILE_METADATA_H
 
#include <string>
#include <vector>
#include <cstdint>
 
namespace o2
{
namespace framework
{
class DataTakingContext;
}
namespace dataformats
{
 
struct FileMetaData {             // https://docs.google.com/document/d/1nH9EZEFBSpuZwOWs3RBcfy-6aRChgAqClBv6G06MjH4/edit
  std::string LHCPeriod{};        // 1, LHC data taking period + detector name, in case of individual detector data stream, required
  std::string lurl{};             // 3, the local EPN path to the CTF or calibration file, required
  std::string type{};             // 4, raw or calib or other; default is other, optional
  std::string guid{};             // 7, default is auto-generated, optional
  std::string surl{};             // 8, the remote storage path where we store the data file, optional
  std::string curl{};             // 9, the Grid catalogue path, optional
  std::string md5{};              // 10, default the checksum of the lurl file; only filled after a successful transfer, if needed, optional
  std::string xxhash{};           // 11, default calculated from the lurl file, only filled after a successful transfer, if needed, optional
  std::string seName{};           // 12, default is taken from the configuration file, optional
  std::string seioDaemons{};      // 13, default is taken from the configuration file, optional
  std::string priority{};         // 14, low or high; default is low, optional
  std::string detComposition{};   // 17, contains a list of detectors, optional
  std::string run{};              // 2, run number, required
  long ctime{};                   // 5, default the timestamp of the lurl file, optional
  size_t size{};                  // 6, default the size of the lurl file, optional
  int persistent{};               // 16, default is forever, optional
  std::vector<uint32_t> tfOrbits; // 15, comma-sep. list of 1st orbits of TFs, optional
  bool fillFileData(const std::string& fname, bool fillmd5 = false, const std::string& tmpEnding = "");
  void setDataTakingContext(const o2::framework::DataTakingContext& dtc);
  std::string asString() const;
};
 
std::ostream& operator<<(std::ostream& stream, const FileMetaData& m);
 
} // namespace dataformats
} // namespace o2
 
#endif