X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fceph%2Fsrc%2Finclude%2Frados.h;fp=src%2Fceph%2Fsrc%2Finclude%2Frados.h;h=0000000000000000000000000000000000000000;hb=7da45d65be36d36b880cc55c5036e96c24b53f00;hp=7fd874ff11717874436e1813d9f1947cb50d120d;hpb=691462d09d0987b47e112d6ee8740375df3c51b2;p=stor4nfv.git diff --git a/src/ceph/src/include/rados.h b/src/ceph/src/include/rados.h deleted file mode 100644 index 7fd874f..0000000 --- a/src/ceph/src/include/rados.h +++ /dev/null @@ -1,656 +0,0 @@ -#ifndef CEPH_RADOS_H -#define CEPH_RADOS_H - -/* - * Data types for the Ceph distributed object storage layer RADOS - * (Reliable Autonomic Distributed Object Store). - */ - -#include "msgr.h" - -/* - * fs id - */ -struct ceph_fsid { - unsigned char fsid[16]; -}; - -static inline int ceph_fsid_compare(const struct ceph_fsid *a, - const struct ceph_fsid *b) -{ - return memcmp(a, b, sizeof(*a)); -} - -/* - * ino, object, etc. - */ -typedef __le64 ceph_snapid_t; -#define CEPH_SNAPDIR ((__u64)(-1)) /* reserved for hidden .snap dir */ -#define CEPH_NOSNAP ((__u64)(-2)) /* "head", "live" revision */ -#define CEPH_MAXSNAP ((__u64)(-3)) /* largest valid snapid */ - -struct ceph_timespec { - __le32 tv_sec; - __le32 tv_nsec; -} __attribute__ ((packed)); - - -/* - * object layout - how objects are mapped into PGs - */ -#define CEPH_OBJECT_LAYOUT_HASH 1 -#define CEPH_OBJECT_LAYOUT_LINEAR 2 -#define CEPH_OBJECT_LAYOUT_HASHINO 3 - -/* - * pg layout -- how PGs are mapped onto (sets of) OSDs - */ -#define CEPH_PG_LAYOUT_CRUSH 0 -#define CEPH_PG_LAYOUT_HASH 1 -#define CEPH_PG_LAYOUT_LINEAR 2 -#define CEPH_PG_LAYOUT_HYBRID 3 - -#define CEPH_PG_MAX_SIZE 16 /* max # osds in a single pg */ - -/* - * placement group. - * we encode this into one __le64. - */ -struct ceph_pg { - __le16 preferred; /* preferred primary osd */ - __le16 ps; /* placement seed */ - __le32 pool; /* object pool */ -} __attribute__ ((packed)); - -/* - * pg pool types - * - * NOTE: These map 1:1 on to the pg_pool_t::TYPE_* values. They are - * duplicated here only for CrushCompiler's benefit. - */ -#define CEPH_PG_TYPE_REPLICATED 1 -/* #define CEPH_PG_TYPE_RAID4 2 never implemented */ -#define CEPH_PG_TYPE_ERASURE 3 - -/* - * stable_mod func is used to control number of placement groups. - * similar to straight-up modulo, but produces a stable mapping as b - * increases over time. b is the number of bins, and bmask is the - * containing power of 2 minus 1. - * - * b <= bmask and bmask=(2**n)-1 - * e.g., b=12 -> bmask=15, b=123 -> bmask=127 - */ -static inline int ceph_stable_mod(int x, int b, int bmask) -{ - if ((x & bmask) < b) - return x & bmask; - else - return x & (bmask >> 1); -} - -/* - * object layout - how a given object should be stored. - */ -struct ceph_object_layout { - struct ceph_pg ol_pgid; /* raw pg, with _full_ ps precision. */ - __le32 ol_stripe_unit; /* for per-object parity, if any */ -} __attribute__ ((packed)); - -/* - * compound epoch+version, used by storage layer to serialize mutations - */ -struct ceph_eversion { - __le32 epoch; - __le64 version; -} __attribute__ ((packed)); - -/* - * osd map bits - */ - -/* status bits */ -#define CEPH_OSD_EXISTS (1<<0) -#define CEPH_OSD_UP (1<<1) -#define CEPH_OSD_AUTOOUT (1<<2) /* osd was automatically marked out */ -#define CEPH_OSD_NEW (1<<3) /* osd is new, never marked in */ -#define CEPH_OSD_FULL (1<<4) /* osd is at or above full threshold */ -#define CEPH_OSD_NEARFULL (1<<5) /* osd is at or above nearfull threshold */ -#define CEPH_OSD_BACKFILLFULL (1<<6) /* osd is at or above backfillfull threshold */ -#define CEPH_OSD_DESTROYED (1<<7) /* osd has been destroyed */ -#define CEPH_OSD_NOUP (1<<8) /* osd can not be marked up */ -#define CEPH_OSD_NODOWN (1<<9) /* osd can not be marked down */ -#define CEPH_OSD_NOIN (1<<10) /* osd can not be marked in */ -#define CEPH_OSD_NOOUT (1<<11) /* osd can not be marked out */ - -extern const char *ceph_osd_state_name(int s); - -/* osd weights. fixed point value: 0x10000 == 1.0 ("in"), 0 == "out" */ -#define CEPH_OSD_IN 0x10000 -#define CEPH_OSD_OUT 0 - -#define CEPH_OSD_MAX_PRIMARY_AFFINITY 0x10000 -#define CEPH_OSD_DEFAULT_PRIMARY_AFFINITY 0x10000 - - -/* - * osd map flag bits - */ -#define CEPH_OSDMAP_NEARFULL (1<<0) /* sync writes (near ENOSPC) */ -#define CEPH_OSDMAP_FULL (1<<1) /* no data writes (ENOSPC) */ -#define CEPH_OSDMAP_PAUSERD (1<<2) /* pause all reads */ -#define CEPH_OSDMAP_PAUSEWR (1<<3) /* pause all writes */ -#define CEPH_OSDMAP_PAUSEREC (1<<4) /* pause recovery */ -#define CEPH_OSDMAP_NOUP (1<<5) /* block osd boot */ -#define CEPH_OSDMAP_NODOWN (1<<6) /* block osd mark-down/failure */ -#define CEPH_OSDMAP_NOOUT (1<<7) /* block osd auto mark-out */ -#define CEPH_OSDMAP_NOIN (1<<8) /* block osd auto mark-in */ -#define CEPH_OSDMAP_NOBACKFILL (1<<9) /* block osd backfill */ -#define CEPH_OSDMAP_NORECOVER (1<<10) /* block osd recovery and backfill */ -#define CEPH_OSDMAP_NOSCRUB (1<<11) /* block periodic scrub */ -#define CEPH_OSDMAP_NODEEP_SCRUB (1<<12) /* block periodic deep-scrub */ -#define CEPH_OSDMAP_NOTIERAGENT (1<<13) /* disable tiering agent */ -#define CEPH_OSDMAP_NOREBALANCE (1<<14) /* block osd backfill unless pg is degraded */ -#define CEPH_OSDMAP_SORTBITWISE (1<<15) /* use bitwise hobject_t sort */ -#define CEPH_OSDMAP_REQUIRE_JEWEL (1<<16) /* require jewel for booting osds */ -#define CEPH_OSDMAP_REQUIRE_KRAKEN (1<<17) /* require kraken for booting osds */ -#define CEPH_OSDMAP_REQUIRE_LUMINOUS (1<<18) /* require l for booting osds */ -#define CEPH_OSDMAP_RECOVERY_DELETES (1<<19) /* deletes performed during recovery instead of peering */ -#define CEPH_OSDMAP_PURGED_SNAPDIRS (1<<20) /* osds have converted snapsets */ - -/* these are hidden in 'ceph status' view */ -#define CEPH_OSDMAP_SEMIHIDDEN_FLAGS (CEPH_OSDMAP_REQUIRE_JEWEL| \ - CEPH_OSDMAP_REQUIRE_KRAKEN | \ - CEPH_OSDMAP_REQUIRE_LUMINOUS | \ - CEPH_OSDMAP_RECOVERY_DELETES | \ - CEPH_OSDMAP_SORTBITWISE | \ - CEPH_OSDMAP_PURGED_SNAPDIRS) -#define CEPH_OSDMAP_LEGACY_REQUIRE_FLAGS (CEPH_OSDMAP_REQUIRE_JEWEL | \ - CEPH_OSDMAP_REQUIRE_KRAKEN | \ - CEPH_OSDMAP_REQUIRE_LUMINOUS) - -/* - * major ceph release numbers - */ -#define CEPH_RELEASE_ARGONAUT 1 -#define CEPH_RELEASE_BOBTAIL 2 -#define CEPH_RELEASE_CUTTLEFISH 3 -#define CEPH_RELEASE_DUMPLING 4 -#define CEPH_RELEASE_EMPEROR 5 -#define CEPH_RELEASE_FIREFLY 6 -#define CEPH_RELEASE_GIANT 7 -#define CEPH_RELEASE_HAMMER 8 -#define CEPH_RELEASE_INFERNALIS 9 -#define CEPH_RELEASE_JEWEL 10 -#define CEPH_RELEASE_KRAKEN 11 -#define CEPH_RELEASE_LUMINOUS 12 -#define CEPH_RELEASE_MIMIC 13 -#define CEPH_RELEASE_MAX 14 /* highest + 1 */ - -extern const char *ceph_release_name(int r); -extern int ceph_release_from_name(const char *s); -extern uint64_t ceph_release_features(int r); -extern int ceph_release_from_features(uint64_t features); - -/* - * The error code to return when an OSD can't handle a write - * because it is too large. - */ -#define OSD_WRITETOOBIG EMSGSIZE - -/* - * osd ops - * - * WARNING: do not use these op codes directly. Use the helpers - * defined below instead. In certain cases, op code behavior was - * redefined, resulting in special-cases in the helpers. - */ -#define CEPH_OSD_OP_MODE 0xf000 -#define CEPH_OSD_OP_MODE_RD 0x1000 -#define CEPH_OSD_OP_MODE_WR 0x2000 -#define CEPH_OSD_OP_MODE_RMW 0x3000 -#define CEPH_OSD_OP_MODE_SUB 0x4000 -#define CEPH_OSD_OP_MODE_CACHE 0x8000 - -#define CEPH_OSD_OP_TYPE 0x0f00 -#define CEPH_OSD_OP_TYPE_DATA 0x0200 -#define CEPH_OSD_OP_TYPE_ATTR 0x0300 -#define CEPH_OSD_OP_TYPE_EXEC 0x0400 -#define CEPH_OSD_OP_TYPE_PG 0x0500 -// LEAVE UNUSED 0x0600 used to be multiobject ops - -#define __CEPH_OSD_OP1(mode, nr) \ - (CEPH_OSD_OP_MODE_##mode | (nr)) - -#define __CEPH_OSD_OP(mode, type, nr) \ - (CEPH_OSD_OP_MODE_##mode | CEPH_OSD_OP_TYPE_##type | (nr)) - -#define __CEPH_FORALL_OSD_OPS(f) \ - /** data **/ \ - /* read */ \ - f(READ, __CEPH_OSD_OP(RD, DATA, 1), "read") \ - f(STAT, __CEPH_OSD_OP(RD, DATA, 2), "stat") \ - f(MAPEXT, __CEPH_OSD_OP(RD, DATA, 3), "mapext") \ - f(CHECKSUM, __CEPH_OSD_OP(RD, DATA, 31), "checksum") \ - \ - /* fancy read */ \ - f(MASKTRUNC, __CEPH_OSD_OP(RD, DATA, 4), "masktrunc") \ - f(SPARSE_READ, __CEPH_OSD_OP(RD, DATA, 5), "sparse-read") \ - \ - f(NOTIFY, __CEPH_OSD_OP(RD, DATA, 6), "notify") \ - f(NOTIFY_ACK, __CEPH_OSD_OP(RD, DATA, 7), "notify-ack") \ - \ - /* versioning */ \ - f(ASSERT_VER, __CEPH_OSD_OP(RD, DATA, 8), "assert-version") \ - \ - f(LIST_WATCHERS, __CEPH_OSD_OP(RD, DATA, 9), "list-watchers") \ - \ - f(LIST_SNAPS, __CEPH_OSD_OP(RD, DATA, 10), "list-snaps") \ - \ - /* sync */ \ - f(SYNC_READ, __CEPH_OSD_OP(RD, DATA, 11), "sync_read") \ - \ - /* write */ \ - f(WRITE, __CEPH_OSD_OP(WR, DATA, 1), "write") \ - f(WRITEFULL, __CEPH_OSD_OP(WR, DATA, 2), "writefull") \ - f(TRUNCATE, __CEPH_OSD_OP(WR, DATA, 3), "truncate") \ - f(ZERO, __CEPH_OSD_OP(WR, DATA, 4), "zero") \ - f(DELETE, __CEPH_OSD_OP(WR, DATA, 5), "delete") \ - \ - /* fancy write */ \ - f(APPEND, __CEPH_OSD_OP(WR, DATA, 6), "append") \ - f(STARTSYNC, __CEPH_OSD_OP(WR, DATA, 7), "startsync") \ - f(SETTRUNC, __CEPH_OSD_OP(WR, DATA, 8), "settrunc") \ - f(TRIMTRUNC, __CEPH_OSD_OP(WR, DATA, 9), "trimtrunc") \ - \ - f(TMAPUP, __CEPH_OSD_OP(RMW, DATA, 10), "tmapup") \ - f(TMAPPUT, __CEPH_OSD_OP(WR, DATA, 11), "tmapput") \ - f(TMAPGET, __CEPH_OSD_OP(RD, DATA, 12), "tmapget") \ - \ - f(CREATE, __CEPH_OSD_OP(WR, DATA, 13), "create") \ - f(ROLLBACK, __CEPH_OSD_OP(WR, DATA, 14), "rollback") \ - \ - f(WATCH, __CEPH_OSD_OP(WR, DATA, 15), "watch") \ - \ - /* omap */ \ - f(OMAPGETKEYS, __CEPH_OSD_OP(RD, DATA, 17), "omap-get-keys") \ - f(OMAPGETVALS, __CEPH_OSD_OP(RD, DATA, 18), "omap-get-vals") \ - f(OMAPGETHEADER, __CEPH_OSD_OP(RD, DATA, 19), "omap-get-header") \ - f(OMAPGETVALSBYKEYS, __CEPH_OSD_OP(RD, DATA, 20), "omap-get-vals-by-keys") \ - f(OMAPSETVALS, __CEPH_OSD_OP(WR, DATA, 21), "omap-set-vals") \ - f(OMAPSETHEADER, __CEPH_OSD_OP(WR, DATA, 22), "omap-set-header") \ - f(OMAPCLEAR, __CEPH_OSD_OP(WR, DATA, 23), "omap-clear") \ - f(OMAPRMKEYS, __CEPH_OSD_OP(WR, DATA, 24), "omap-rm-keys") \ - f(OMAP_CMP, __CEPH_OSD_OP(RD, DATA, 25), "omap-cmp") \ - \ - /* tiering */ \ - f(COPY_FROM, __CEPH_OSD_OP(WR, DATA, 26), "copy-from") \ - /* was copy-get-classic */ \ - f(UNDIRTY, __CEPH_OSD_OP(WR, DATA, 28), "undirty") \ - f(ISDIRTY, __CEPH_OSD_OP(RD, DATA, 29), "isdirty") \ - f(COPY_GET, __CEPH_OSD_OP(RD, DATA, 30), "copy-get") \ - f(CACHE_FLUSH, __CEPH_OSD_OP(CACHE, DATA, 31), "cache-flush") \ - f(CACHE_EVICT, __CEPH_OSD_OP(CACHE, DATA, 32), "cache-evict") \ - f(CACHE_TRY_FLUSH, __CEPH_OSD_OP(CACHE, DATA, 33), "cache-try-flush") \ - \ - /* convert tmap to omap */ \ - f(TMAP2OMAP, __CEPH_OSD_OP(RMW, DATA, 34), "tmap2omap") \ - \ - /* hints */ \ - f(SETALLOCHINT, __CEPH_OSD_OP(WR, DATA, 35), "set-alloc-hint") \ - \ - /* cache pin/unpin */ \ - f(CACHE_PIN, __CEPH_OSD_OP(WR, DATA, 36), "cache-pin") \ - f(CACHE_UNPIN, __CEPH_OSD_OP(WR, DATA, 37), "cache-unpin") \ - \ - /* ESX/SCSI */ \ - f(WRITESAME, __CEPH_OSD_OP(WR, DATA, 38), "write-same") \ - f(CMPEXT, __CEPH_OSD_OP(RD, DATA, 32), "cmpext") \ - \ - /* Extensible */ \ - f(SET_REDIRECT, __CEPH_OSD_OP(WR, DATA, 39), "set-redirect") \ - \ - /** attrs **/ \ - /* read */ \ - f(GETXATTR, __CEPH_OSD_OP(RD, ATTR, 1), "getxattr") \ - f(GETXATTRS, __CEPH_OSD_OP(RD, ATTR, 2), "getxattrs") \ - f(CMPXATTR, __CEPH_OSD_OP(RD, ATTR, 3), "cmpxattr") \ - \ - /* write */ \ - f(SETXATTR, __CEPH_OSD_OP(WR, ATTR, 1), "setxattr") \ - f(SETXATTRS, __CEPH_OSD_OP(WR, ATTR, 2), "setxattrs") \ - f(RESETXATTRS, __CEPH_OSD_OP(WR, ATTR, 3), "resetxattrs") \ - f(RMXATTR, __CEPH_OSD_OP(WR, ATTR, 4), "rmxattr") \ - \ - /** subop **/ \ - f(PULL, __CEPH_OSD_OP1(SUB, 1), "pull") \ - f(PUSH, __CEPH_OSD_OP1(SUB, 2), "push") \ - f(BALANCEREADS, __CEPH_OSD_OP1(SUB, 3), "balance-reads") \ - f(UNBALANCEREADS, __CEPH_OSD_OP1(SUB, 4), "unbalance-reads") \ - f(SCRUB, __CEPH_OSD_OP1(SUB, 5), "scrub") \ - f(SCRUB_RESERVE, __CEPH_OSD_OP1(SUB, 6), "scrub-reserve") \ - f(SCRUB_UNRESERVE, __CEPH_OSD_OP1(SUB, 7), "scrub-unreserve") \ - /* 8 used to be scrub-stop */ \ - f(SCRUB_MAP, __CEPH_OSD_OP1(SUB, 9), "scrub-map") \ - \ - /** exec **/ \ - /* note: the RD bit here is wrong; see special-case below in helper */ \ - f(CALL, __CEPH_OSD_OP(RD, EXEC, 1), "call") \ - \ - /** pg **/ \ - f(PGLS, __CEPH_OSD_OP(RD, PG, 1), "pgls") \ - f(PGLS_FILTER, __CEPH_OSD_OP(RD, PG, 2), "pgls-filter") \ - f(PG_HITSET_LS, __CEPH_OSD_OP(RD, PG, 3), "pg-hitset-ls") \ - f(PG_HITSET_GET, __CEPH_OSD_OP(RD, PG, 4), "pg-hitset-get") \ - f(PGNLS, __CEPH_OSD_OP(RD, PG, 5), "pgnls") \ - f(PGNLS_FILTER, __CEPH_OSD_OP(RD, PG, 6), "pgnls-filter") \ - f(SCRUBLS, __CEPH_OSD_OP(RD, PG, 7), "scrubls") - -enum { -#define GENERATE_ENUM_ENTRY(op, opcode, str) CEPH_OSD_OP_##op = (opcode), -__CEPH_FORALL_OSD_OPS(GENERATE_ENUM_ENTRY) -#undef GENERATE_ENUM_ENTRY -}; - -static inline int ceph_osd_op_type_data(int op) -{ - return (op & CEPH_OSD_OP_TYPE) == CEPH_OSD_OP_TYPE_DATA; -} -static inline int ceph_osd_op_type_attr(int op) -{ - return (op & CEPH_OSD_OP_TYPE) == CEPH_OSD_OP_TYPE_ATTR; -} -static inline int ceph_osd_op_type_exec(int op) -{ - return (op & CEPH_OSD_OP_TYPE) == CEPH_OSD_OP_TYPE_EXEC; -} -static inline int ceph_osd_op_type_pg(int op) -{ - return (op & CEPH_OSD_OP_TYPE) == CEPH_OSD_OP_TYPE_PG; -} - -static inline int ceph_osd_op_mode_subop(int op) -{ - return (op & CEPH_OSD_OP_MODE) == CEPH_OSD_OP_MODE_SUB; -} -static inline int ceph_osd_op_mode_read(int op) -{ - return (op & CEPH_OSD_OP_MODE_RD) && - op != CEPH_OSD_OP_CALL; -} -static inline int ceph_osd_op_mode_modify(int op) -{ - return op & CEPH_OSD_OP_MODE_WR; -} -static inline int ceph_osd_op_mode_cache(int op) -{ - return op & CEPH_OSD_OP_MODE_CACHE; -} -static inline int ceph_osd_op_uses_extent(int op) -{ - switch(op) { - case CEPH_OSD_OP_READ: - case CEPH_OSD_OP_MAPEXT: - case CEPH_OSD_OP_MASKTRUNC: - case CEPH_OSD_OP_SPARSE_READ: - case CEPH_OSD_OP_SYNC_READ: - case CEPH_OSD_OP_WRITE: - case CEPH_OSD_OP_WRITEFULL: - case CEPH_OSD_OP_TRUNCATE: - case CEPH_OSD_OP_ZERO: - case CEPH_OSD_OP_APPEND: - case CEPH_OSD_OP_TRIMTRUNC: - case CEPH_OSD_OP_CMPEXT: - return true; - default: - return false; - } -} - -/* - * note that the following tmap stuff is also defined in the ceph librados.h - * and objclass.h. Any modification here needs to be updated there - */ -#define CEPH_OSD_TMAP_HDR 'h' -#define CEPH_OSD_TMAP_SET 's' -#define CEPH_OSD_TMAP_CREATE 'c' /* create key */ -#define CEPH_OSD_TMAP_RM 'r' -#define CEPH_OSD_TMAP_RMSLOPPY 'R' - -extern const char *ceph_osd_op_name(int op); - -/* - * osd op flags - * - * An op may be READ, WRITE, or READ|WRITE. - */ -enum { - CEPH_OSD_FLAG_ACK = 0x0001, /* want (or is) "ack" ack */ - CEPH_OSD_FLAG_ONNVRAM = 0x0002, /* want (or is) "onnvram" ack */ - CEPH_OSD_FLAG_ONDISK = 0x0004, /* want (or is) "ondisk" ack */ - CEPH_OSD_FLAG_RETRY = 0x0008, /* resend attempt */ - CEPH_OSD_FLAG_READ = 0x0010, /* op may read */ - CEPH_OSD_FLAG_WRITE = 0x0020, /* op may write */ - CEPH_OSD_FLAG_ORDERSNAP = 0x0040, /* EOLDSNAP if snapc is out of order */ - CEPH_OSD_FLAG_PEERSTAT_OLD = 0x0080, /* DEPRECATED msg includes osd_peer_stat */ - CEPH_OSD_FLAG_BALANCE_READS = 0x0100, - CEPH_OSD_FLAG_PARALLELEXEC = 0x0200, /* execute op in parallel */ - CEPH_OSD_FLAG_PGOP = 0x0400, /* pg op, no object */ - CEPH_OSD_FLAG_EXEC = 0x0800, /* op may exec */ - CEPH_OSD_FLAG_EXEC_PUBLIC = 0x1000, /* DEPRECATED op may exec (public) */ - CEPH_OSD_FLAG_LOCALIZE_READS = 0x2000, /* read from nearby replica, if any */ - CEPH_OSD_FLAG_RWORDERED = 0x4000, /* order wrt concurrent reads */ - CEPH_OSD_FLAG_IGNORE_CACHE = 0x8000, /* ignore cache logic */ - CEPH_OSD_FLAG_SKIPRWLOCKS = 0x10000, /* skip rw locks */ - CEPH_OSD_FLAG_IGNORE_OVERLAY =0x20000, /* ignore pool overlay */ - CEPH_OSD_FLAG_FLUSH = 0x40000, /* this is part of flush */ - CEPH_OSD_FLAG_MAP_SNAP_CLONE =0x80000, /* map snap direct to clone id - */ - CEPH_OSD_FLAG_ENFORCE_SNAPC =0x100000, /* use snapc provided even if - pool uses pool snaps */ - CEPH_OSD_FLAG_REDIRECTED = 0x200000, /* op has been redirected */ - CEPH_OSD_FLAG_KNOWN_REDIR = 0x400000, /* redirect bit is authoritative */ - CEPH_OSD_FLAG_FULL_TRY = 0x800000, /* try op despite full flag */ - CEPH_OSD_FLAG_FULL_FORCE = 0x1000000, /* force op despite full flag */ - CEPH_OSD_FLAG_IGNORE_REDIRECT = 0x2000000, /* ignore redirection */ -}; - -enum { - CEPH_OSD_OP_FLAG_EXCL = 0x1, /* EXCL object create */ - CEPH_OSD_OP_FLAG_FAILOK = 0x2, /* continue despite failure */ - CEPH_OSD_OP_FLAG_FADVISE_RANDOM = 0x4, /* the op is random */ - CEPH_OSD_OP_FLAG_FADVISE_SEQUENTIAL = 0x8, /* the op is sequential */ - CEPH_OSD_OP_FLAG_FADVISE_WILLNEED = 0x10,/* data will be accessed in the near future */ - CEPH_OSD_OP_FLAG_FADVISE_DONTNEED = 0x20,/* data will not be accessed in the near future */ - CEPH_OSD_OP_FLAG_FADVISE_NOCACHE = 0x40, /* data will be accessed only once by this client */ -}; - -#define EOLDSNAPC 85 /* ORDERSNAP flag set; writer has old snapc*/ -#define EBLACKLISTED 108 /* blacklisted */ - -/* xattr comparison */ -enum { - CEPH_OSD_CMPXATTR_OP_EQ = 1, - CEPH_OSD_CMPXATTR_OP_NE = 2, - CEPH_OSD_CMPXATTR_OP_GT = 3, - CEPH_OSD_CMPXATTR_OP_GTE = 4, - CEPH_OSD_CMPXATTR_OP_LT = 5, - CEPH_OSD_CMPXATTR_OP_LTE = 6 -}; - -enum { - CEPH_OSD_CMPXATTR_MODE_STRING = 1, - CEPH_OSD_CMPXATTR_MODE_U64 = 2 -}; - -enum { - CEPH_OSD_COPY_FROM_FLAG_FLUSH = 1, /* part of a flush operation */ - CEPH_OSD_COPY_FROM_FLAG_IGNORE_OVERLAY = 2, /* ignore pool overlay */ - CEPH_OSD_COPY_FROM_FLAG_IGNORE_CACHE = 4, /* ignore osd cache logic */ - CEPH_OSD_COPY_FROM_FLAG_MAP_SNAP_CLONE = 8, /* map snap direct to - * cloneid */ - CEPH_OSD_COPY_FROM_FLAG_RWORDERED = 16, /* order with write */ -}; - -enum { - CEPH_OSD_TMAP2OMAP_NULLOK = 1, -}; - -enum { - CEPH_OSD_WATCH_OP_UNWATCH = 0, - CEPH_OSD_WATCH_OP_LEGACY_WATCH = 1, - /* note: use only ODD ids to prevent pre-giant code from - interpreting the op as UNWATCH */ - CEPH_OSD_WATCH_OP_WATCH = 3, - CEPH_OSD_WATCH_OP_RECONNECT = 5, - CEPH_OSD_WATCH_OP_PING = 7, -}; - -enum { - CEPH_OSD_CHECKSUM_OP_TYPE_XXHASH32 = 0, - CEPH_OSD_CHECKSUM_OP_TYPE_XXHASH64 = 1, - CEPH_OSD_CHECKSUM_OP_TYPE_CRC32C = 2 -}; - -const char *ceph_osd_watch_op_name(int o); - -enum { - CEPH_OSD_ALLOC_HINT_FLAG_SEQUENTIAL_WRITE = 1, - CEPH_OSD_ALLOC_HINT_FLAG_RANDOM_WRITE = 2, - CEPH_OSD_ALLOC_HINT_FLAG_SEQUENTIAL_READ = 4, - CEPH_OSD_ALLOC_HINT_FLAG_RANDOM_READ = 8, - CEPH_OSD_ALLOC_HINT_FLAG_APPEND_ONLY = 16, - CEPH_OSD_ALLOC_HINT_FLAG_IMMUTABLE = 32, - CEPH_OSD_ALLOC_HINT_FLAG_SHORTLIVED = 64, - CEPH_OSD_ALLOC_HINT_FLAG_LONGLIVED = 128, - CEPH_OSD_ALLOC_HINT_FLAG_COMPRESSIBLE = 256, - CEPH_OSD_ALLOC_HINT_FLAG_INCOMPRESSIBLE = 512, -}; - -const char *ceph_osd_alloc_hint_flag_name(int f); - -enum { - CEPH_OSD_BACKOFF_OP_BLOCK = 1, - CEPH_OSD_BACKOFF_OP_ACK_BLOCK = 2, - CEPH_OSD_BACKOFF_OP_UNBLOCK = 3, -}; - -const char *ceph_osd_backoff_op_name(int op); - -/* - * an individual object operation. each may be accompanied by some data - * payload - */ -struct ceph_osd_op { - __le16 op; /* CEPH_OSD_OP_* */ - __le32 flags; /* CEPH_OSD_OP_FLAG_* */ - union { - struct { - __le64 offset, length; - __le64 truncate_size; - __le32 truncate_seq; - } __attribute__ ((packed)) extent; - struct { - __le32 name_len; - __le32 value_len; - __u8 cmp_op; /* CEPH_OSD_CMPXATTR_OP_* */ - __u8 cmp_mode; /* CEPH_OSD_CMPXATTR_MODE_* */ - } __attribute__ ((packed)) xattr; - struct { - __u8 class_len; - __u8 method_len; - __u8 argc; - __le32 indata_len; - } __attribute__ ((packed)) cls; - struct { - __le64 count; - __le32 start_epoch; /* for the pgls sequence */ - } __attribute__ ((packed)) pgls; - struct { - __le64 snapid; - } __attribute__ ((packed)) snap; - struct { - __le64 cookie; - __le64 ver; /* no longer used */ - __u8 op; /* CEPH_OSD_WATCH_OP_* */ - __u32 gen; /* registration generation */ - __u32 timeout; /* connection timeout */ - } __attribute__ ((packed)) watch; - struct { - __le64 cookie; - } __attribute__ ((packed)) notify; - struct { - __le64 unused; - __le64 ver; - } __attribute__ ((packed)) assert_ver; - struct { - __le64 offset, length; - __le64 src_offset; - } __attribute__ ((packed)) clonerange; - struct { - __le64 max; /* max data in reply */ - } __attribute__ ((packed)) copy_get; - struct { - __le64 snapid; - __le64 src_version; - __u8 flags; - /* - * __le32 flags: CEPH_OSD_OP_FLAG_FADVISE_: mean the fadvise flags for dest object - * src_fadvise_flags mean the fadvise flags for src object - */ - __le32 src_fadvise_flags; - } __attribute__ ((packed)) copy_from; - struct { - struct ceph_timespec stamp; - } __attribute__ ((packed)) hit_set_get; - struct { - __u8 flags; - } __attribute__ ((packed)) tmap2omap; - struct { - __le64 expected_object_size; - __le64 expected_write_size; - __le32 flags; /* CEPH_OSD_OP_ALLOC_HINT_FLAG_* */ - } __attribute__ ((packed)) alloc_hint; - struct { - __le64 offset; - __le64 length; - __le64 data_length; - } __attribute__ ((packed)) writesame; - struct { - __le64 offset; - __le64 length; - __le32 chunk_size; - __u8 type; /* CEPH_OSD_CHECKSUM_OP_TYPE_* */ - } __attribute__ ((packed)) checksum; - }; - __le32 payload_len; -} __attribute__ ((packed)); - -/* - * Check the compatibility of struct ceph_osd_op - * (2+4+(2*8+8+4)+4) = (sizeof(ceph_osd_op::op) + - * sizeof(ceph_osd_op::flags) + - * sizeof(ceph_osd_op::extent) + - * sizeof(ceph_osd_op::payload_len)) - */ -#ifdef __cplusplus -static_assert(sizeof(ceph_osd_op) == (2+4+(2*8+8+4)+4), - "sizeof(ceph_osd_op) breaks the compatibility"); -#endif - -struct ceph_osd_reply_head { - __le32 client_inc; /* client incarnation */ - __le32 flags; - struct ceph_object_layout layout; - __le32 osdmap_epoch; - struct ceph_eversion reassert_version; /* for replaying uncommitted */ - - __le32 result; /* result code */ - - __le32 object_len; /* length of object name */ - __le32 num_ops; - struct ceph_osd_op ops[0]; /* ops[], object */ -} __attribute__ ((packed)); - - -#endif