diff options
Diffstat (limited to '')
| -rw-r--r-- | src/mds/cephfs_features.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/src/mds/cephfs_features.h b/src/mds/cephfs_features.h new file mode 100644 index 000000000..7d215e2a3 --- /dev/null +++ b/src/mds/cephfs_features.h @@ -0,0 +1,102 @@ +// -*- 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_REEF + +// 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_32BITS_RETRY_FWD 18 +#define CEPHFS_FEATURE_NEW_SNAPREALM_INFO 19 +#define CEPHFS_FEATURE_HAS_OWNER_UIDGID 20 +#define CEPHFS_FEATURE_MAX 20 + +#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, \ + CEPHFS_FEATURE_32BITS_RETRY_FWD, \ + CEPHFS_FEATURE_NEW_SNAPREALM_INFO, \ + CEPHFS_FEATURE_HAS_OWNER_UIDGID, \ +} + +#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_CLIENT_SUPPORTED CEPHFS_FEATURES_ALL + +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 |