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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
/*
* Ceph - scalable distributed file system
*
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software
* Foundation. See file COPYING.
*
*/
#ifndef CEPHFS_FEATURES_H
#define CEPHFS_FEATURES_H
#include "include/cephfs/metrics/Types.h"
class feature_bitset_t;
namespace ceph {
class Formatter;
}
// When adding a new release, please update the "current" release below, add a
// feature bit for that release, add that feature bit to CEPHFS_FEATURES_ALL,
// and update Server::update_required_client_features(). This feature bit
// is used to indicate that operator only wants clients from that release or
// later to mount CephFS.
#define CEPHFS_CURRENT_RELEASE CEPH_RELEASE_PACIFIC
// The first 5 bits are reserved for old ceph releases.
#define CEPHFS_FEATURE_JEWEL 5
#define CEPHFS_FEATURE_KRAKEN 6
#define CEPHFS_FEATURE_LUMINOUS 7
#define CEPHFS_FEATURE_MIMIC 8
#define CEPHFS_FEATURE_REPLY_ENCODING 9
#define CEPHFS_FEATURE_RECLAIM_CLIENT 10
#define CEPHFS_FEATURE_LAZY_CAP_WANTED 11
#define CEPHFS_FEATURE_MULTI_RECONNECT 12
#define CEPHFS_FEATURE_NAUTILUS 12
#define CEPHFS_FEATURE_DELEG_INO 13
#define CEPHFS_FEATURE_OCTOPUS 13
#define CEPHFS_FEATURE_METRIC_COLLECT 14
#define CEPHFS_FEATURE_ALTERNATE_NAME 15
#define CEPHFS_FEATURE_NOTIFY_SESSION_STATE 16
#define CEPHFS_FEATURE_OP_GETVXATTR 17
#define CEPHFS_FEATURE_MAX 17
#define CEPHFS_FEATURES_ALL { \
0, 1, 2, 3, 4, \
CEPHFS_FEATURE_JEWEL, \
CEPHFS_FEATURE_KRAKEN, \
CEPHFS_FEATURE_LUMINOUS, \
CEPHFS_FEATURE_MIMIC, \
CEPHFS_FEATURE_REPLY_ENCODING, \
CEPHFS_FEATURE_RECLAIM_CLIENT, \
CEPHFS_FEATURE_LAZY_CAP_WANTED, \
CEPHFS_FEATURE_MULTI_RECONNECT, \
CEPHFS_FEATURE_NAUTILUS, \
CEPHFS_FEATURE_DELEG_INO, \
CEPHFS_FEATURE_OCTOPUS, \
CEPHFS_FEATURE_METRIC_COLLECT, \
CEPHFS_FEATURE_ALTERNATE_NAME, \
CEPHFS_FEATURE_NOTIFY_SESSION_STATE, \
CEPHFS_FEATURE_OP_GETVXATTR, \
}
#define CEPHFS_METRIC_FEATURES_ALL { \
CLIENT_METRIC_TYPE_CAP_INFO, \
CLIENT_METRIC_TYPE_READ_LATENCY, \
CLIENT_METRIC_TYPE_WRITE_LATENCY, \
CLIENT_METRIC_TYPE_METADATA_LATENCY, \
CLIENT_METRIC_TYPE_DENTRY_LEASE, \
CLIENT_METRIC_TYPE_OPENED_FILES, \
CLIENT_METRIC_TYPE_PINNED_ICAPS, \
CLIENT_METRIC_TYPE_OPENED_INODES, \
CLIENT_METRIC_TYPE_READ_IO_SIZES, \
CLIENT_METRIC_TYPE_WRITE_IO_SIZES, \
CLIENT_METRIC_TYPE_AVG_READ_LATENCY, \
CLIENT_METRIC_TYPE_STDEV_READ_LATENCY, \
CLIENT_METRIC_TYPE_AVG_WRITE_LATENCY, \
CLIENT_METRIC_TYPE_STDEV_WRITE_LATENCY, \
CLIENT_METRIC_TYPE_AVG_METADATA_LATENCY, \
CLIENT_METRIC_TYPE_STDEV_METADATA_LATENCY, \
}
#define CEPHFS_FEATURES_MDS_SUPPORTED CEPHFS_FEATURES_ALL
#define CEPHFS_FEATURES_MDS_REQUIRED {}
#define CEPHFS_FEATURES_CLIENT_SUPPORTED CEPHFS_FEATURES_ALL
#define CEPHFS_FEATURES_CLIENT_REQUIRED {}
extern std::string_view cephfs_feature_name(size_t id);
extern int cephfs_feature_from_name(std::string_view name);
std::string cephfs_stringify_features(const feature_bitset_t& features);
void cephfs_dump_features(ceph::Formatter *f, const feature_bitset_t& features);
#endif
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