/usr/include/glusterfs/glusterfs.h is in glusterfs-common 3.4.2-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 | /*
Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com>
This file is part of GlusterFS.
This file is licensed to you under your choice of the GNU Lesser
General Public License, version 3 or any later version (LGPLv3 or
later), or the GNU General Public License, version 2 (GPLv2), in all
cases as published by the Free Software Foundation.
*/
#ifndef _GLUSTERFS_H
#define _GLUSTERFS_H
#ifndef _CONFIG_H
#define _CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/statvfs.h>
#include <netdb.h>
#include <errno.h>
#include <dirent.h>
#include <unistd.h>
#include <fcntl.h>
#include <arpa/inet.h>
#include <sys/poll.h>
#include <pthread.h>
#include <limits.h> /* For PATH_MAX */
#include "list.h"
#include "logging.h"
#include "lkowner.h"
#define GF_YES 1
#define GF_NO 0
#ifndef O_LARGEFILE
/* savannah bug #20053, patch for compiling on darwin */
#define O_LARGEFILE 0100000 /* from bits/fcntl.h */
#endif
#ifndef O_FMODE_EXEC
/* redhat bug 843080, added from linux/fs.h */
#define O_FMODE_EXEC 040 //0x20
#endif
#ifndef O_DIRECT
/* savannah bug #20050, #20052 */
#define O_DIRECT 0 /* From asm/fcntl.h */
#endif
#ifndef O_DIRECTORY
/* FreeBSD does not need O_DIRECTORY */
#define O_DIRECTORY 0
#endif
#ifndef EBADFD
/* Mac OS X does not have EBADFD */
#define EBADFD EBADF
#endif
#ifndef FNM_EXTMATCH
#define FNM_EXTMATCH 0
#endif
#define ZR_MOUNTPOINT_OPT "mountpoint"
#define ZR_ATTR_TIMEOUT_OPT "attribute-timeout"
#define ZR_ENTRY_TIMEOUT_OPT "entry-timeout"
#define ZR_NEGATIVE_TIMEOUT_OPT "negative-timeout"
#define ZR_DIRECT_IO_OPT "direct-io-mode"
#define ZR_STRICT_VOLFILE_CHECK "strict-volfile-check"
#define ZR_DUMP_FUSE "dump-fuse"
#define ZR_FUSE_MOUNTOPTS "fuse-mountopts"
#define GF_XATTR_CLRLK_CMD "glusterfs.clrlk"
#define GF_XATTR_PATHINFO_KEY "trusted.glusterfs.pathinfo"
#define GF_XATTR_NODE_UUID_KEY "trusted.glusterfs.node-uuid"
#define GF_XATTR_VOL_ID_KEY "trusted.glusterfs.volume-id"
#define GF_XATTR_LOCKINFO_KEY "trusted.glusterfs.lockinfo"
#define GF_XATTR_GET_REAL_FILENAME_KEY "user.glusterfs.get_real_filename:"
#define GF_READDIR_SKIP_DIRS "readdir-filter-directories"
#define XATTR_IS_PATHINFO(x) (strncmp (x, GF_XATTR_PATHINFO_KEY, \
strlen (GF_XATTR_PATHINFO_KEY)) == 0)
#define XATTR_IS_NODE_UUID(x) (strncmp (x, GF_XATTR_NODE_UUID_KEY, \
strlen (GF_XATTR_NODE_UUID_KEY)) == 0)
#define XATTR_IS_LOCKINFO(x) (strncmp (x, GF_XATTR_LOCKINFO_KEY, \
strlen (GF_XATTR_LOCKINFO_KEY)) == 0)
#define GF_XATTR_LINKINFO_KEY "trusted.distribute.linkinfo"
#define GFID_XATTR_KEY "trusted.gfid"
#define GLUSTERFS_INTERNAL_FOP_KEY "glusterfs-internal-fop"
#define ZR_FILE_CONTENT_STR "glusterfs.file."
#define ZR_FILE_CONTENT_STRLEN 15
#define GLUSTERFS_OPEN_FD_COUNT "glusterfs.open-fd-count"
#define GLUSTERFS_INODELK_COUNT "glusterfs.inodelk-count"
#define GLUSTERFS_ENTRYLK_COUNT "glusterfs.entrylk-count"
#define GLUSTERFS_POSIXLK_COUNT "glusterfs.posixlk-count"
#define GLUSTERFS_PARENT_ENTRYLK "glusterfs.parent-entrylk"
#define QUOTA_SIZE_KEY "trusted.glusterfs.quota.size"
#define GFID_TO_PATH_KEY "glusterfs.gfid2path"
/* Index xlator related */
#define GF_XATTROP_INDEX_GFID "glusterfs.xattrop_index_gfid"
#define GF_GFIDLESS_LOOKUP "gfidless-lookup"
/* replace-brick and pump related internal xattrs */
#define RB_PUMP_CMD_START "glusterfs.pump.start"
#define RB_PUMP_CMD_PAUSE "glusterfs.pump.pause"
#define RB_PUMP_CMD_COMMIT "glusterfs.pump.commit"
#define RB_PUMP_CMD_ABORT "glusterfs.pump.abort"
#define RB_PUMP_CMD_STATUS "glusterfs.pump.status"
#define POSIX_ACL_DEFAULT_XATTR "system.posix_acl_default"
#define POSIX_ACL_ACCESS_XATTR "system.posix_acl_access"
#define GLUSTERFS_RDMA_INLINE_THRESHOLD (2048)
#define GLUSTERFS_RDMA_MAX_HEADER_SIZE (228) /* (sizeof (rdma_header_t) \
+ RDMA_MAX_SEGMENTS \
* sizeof (rdma_read_chunk_t))
*/
#define GLUSTERFS_RPC_REPLY_SIZE 24
#define ZR_FILE_CONTENT_REQUEST(key) (!strncmp(key, ZR_FILE_CONTENT_STR, \
ZR_FILE_CONTENT_STRLEN))
#define DEFAULT_VAR_RUN_DIRECTORY DATADIR "/run/gluster"
/* GlusterFS's maximum supported Auxilary GIDs */
/* TODO: Keeping it to 200, so that we can fit in 2KB buffer for auth data
* in RPC server code, if there is ever need for having more aux-gids, then
* we have to add aux-gid in payload of actors */
#define GF_MAX_AUX_GROUPS 65536
#define GF_UUID_BUF_SIZE 50
#define GF_REBALANCE_TID_KEY "rebalance-id"
#define GF_REMOVE_BRICK_TID_KEY "remove-brick-id"
#define GF_REPLACE_BRICK_TID_KEY "replace-brick-id"
/* NOTE: add members ONLY at the end (just before _MAXVALUE) */
typedef enum {
GF_FOP_NULL = 0,
GF_FOP_STAT,
GF_FOP_READLINK,
GF_FOP_MKNOD,
GF_FOP_MKDIR,
GF_FOP_UNLINK,
GF_FOP_RMDIR,
GF_FOP_SYMLINK,
GF_FOP_RENAME,
GF_FOP_LINK,
GF_FOP_TRUNCATE,
GF_FOP_OPEN,
GF_FOP_READ,
GF_FOP_WRITE,
GF_FOP_STATFS,
GF_FOP_FLUSH,
GF_FOP_FSYNC, /* 15 */
GF_FOP_SETXATTR,
GF_FOP_GETXATTR,
GF_FOP_REMOVEXATTR,
GF_FOP_OPENDIR,
GF_FOP_FSYNCDIR,
GF_FOP_ACCESS,
GF_FOP_CREATE,
GF_FOP_FTRUNCATE,
GF_FOP_FSTAT, /* 25 */
GF_FOP_LK,
GF_FOP_LOOKUP,
GF_FOP_READDIR,
GF_FOP_INODELK,
GF_FOP_FINODELK,
GF_FOP_ENTRYLK,
GF_FOP_FENTRYLK,
GF_FOP_XATTROP,
GF_FOP_FXATTROP,
GF_FOP_FGETXATTR,
GF_FOP_FSETXATTR,
GF_FOP_RCHECKSUM,
GF_FOP_SETATTR,
GF_FOP_FSETATTR,
GF_FOP_READDIRP,
GF_FOP_FORGET,
GF_FOP_RELEASE,
GF_FOP_RELEASEDIR,
GF_FOP_GETSPEC,
GF_FOP_FREMOVEXATTR,
GF_FOP_MAXVALUE,
} glusterfs_fop_t;
typedef enum {
GF_MGMT_NULL = 0,
GF_MGMT_MAXVALUE,
} glusterfs_mgmt_t;
typedef enum {
GF_OP_TYPE_NULL = 0,
GF_OP_TYPE_FOP,
GF_OP_TYPE_MGMT,
GF_OP_TYPE_MAX,
} gf_op_type_t;
/* NOTE: all the miscellaneous flags used by GlusterFS should be listed here */
typedef enum {
GF_LK_GETLK = 0,
GF_LK_SETLK,
GF_LK_SETLKW,
GF_LK_RESLK_LCK,
GF_LK_RESLK_LCKW,
GF_LK_RESLK_UNLCK,
GF_LK_GETLK_FD,
} glusterfs_lk_cmds_t;
typedef enum {
GF_LK_F_RDLCK = 0,
GF_LK_F_WRLCK,
GF_LK_F_UNLCK,
GF_LK_EOL,
} glusterfs_lk_types_t;
typedef enum {
F_RESLK_LCK = 200,
F_RESLK_LCKW,
F_RESLK_UNLCK,
F_GETLK_FD,
} glusterfs_lk_recovery_cmds_t;
typedef enum {
GF_LOCK_POSIX,
GF_LOCK_INTERNAL
} gf_lk_domain_t;
typedef enum {
ENTRYLK_LOCK,
ENTRYLK_UNLOCK,
ENTRYLK_LOCK_NB
} entrylk_cmd;
typedef enum {
ENTRYLK_RDLCK,
ENTRYLK_WRLCK
} entrylk_type;
typedef enum {
GF_XATTROP_ADD_ARRAY,
GF_XATTROP_ADD_ARRAY64,
GF_XATTROP_OR_ARRAY,
GF_XATTROP_AND_ARRAY
} gf_xattrop_flags_t;
#define GF_SET_IF_NOT_PRESENT 0x1 /* default behaviour */
#define GF_SET_OVERWRITE 0x2 /* Overwrite with the buf given */
#define GF_SET_DIR_ONLY 0x4
#define GF_SET_EPOCH_TIME 0x8 /* used by afr dir lookup selfheal */
/* key value which quick read uses to get small files in lookup cbk */
#define GF_CONTENT_KEY "glusterfs.content"
struct _xlator_cmdline_option {
struct list_head cmd_args;
char *volume;
char *key;
char *value;
};
typedef struct _xlator_cmdline_option xlator_cmdline_option_t;
#define GF_OPTION_ENABLE _gf_true
#define GF_OPTION_DISABLE _gf_false
#define GF_OPTION_DEFERRED 2
struct _cmd_args {
/* basic options */
char *volfile_server;
char *volfile;
char *log_server;
gf_loglevel_t log_level;
char *log_file;
int32_t max_connect_attempts;
/* advanced options */
uint32_t volfile_server_port;
char *volfile_server_transport;
uint32_t log_server_port;
char *pid_file;
char *sock_file;
int no_daemon_mode;
char *run_id;
int debug_mode;
int read_only;
int acl;
int selinux;
int enable_ino32;
int worm;
int mac_compat;
int fopen_keep_cache;
int gid_timeout;
struct list_head xlator_options; /* list of xlator_option_t */
/* fuse options */
int fuse_direct_io_mode;
char *use_readdirp;
int volfile_check;
double fuse_entry_timeout;
double fuse_negative_timeout;
double fuse_attribute_timeout;
char *volume_name;
int fuse_nodev;
int fuse_nosuid;
char *dump_fuse;
pid_t client_pid;
int client_pid_set;
unsigned uid_map_root;
int background_qlen;
int congestion_threshold;
char *fuse_mountopts;
/* key args */
char *mount_point;
char *volfile_id;
/* required for portmap */
int brick_port;
char *brick_name;
int brick_port2;
};
typedef struct _cmd_args cmd_args_t;
struct _glusterfs_graph {
struct list_head list;
char graph_uuid[128];
struct timeval dob;
void *first;
void *top; /* selected by -n */
int xl_count;
int id; /* Used in logging */
int used; /* Should be set when fuse gets
first CHILD_UP */
uint32_t volfile_checksum;
};
typedef struct _glusterfs_graph glusterfs_graph_t;
typedef int32_t (*glusterfsd_mgmt_event_notify_fn_t) (int32_t event, void *data,
...);
struct _glusterfs_ctx {
cmd_args_t cmd_args;
char *process_uuid;
FILE *pidfp;
char fin;
void *timer;
void *ib;
void *pool;
void *event_pool;
void *iobuf_pool;
pthread_mutex_t lock;
size_t page_size;
struct list_head graphs; /* double linked list of graphs - one per volfile parse */
glusterfs_graph_t *active; /* the latest graph in use */
void *master; /* fuse, or libglusterfsclient (however, not protocol/server) */
void *mgmt; /* xlator implementing MOPs for centralized logging, volfile server */
void *listener; /* listener of the commands from glusterd */
unsigned char measure_latency; /* toggle switch for latency measurement */
pthread_t sigwaiter;
struct mem_pool *stub_mem_pool;
unsigned char cleanup_started;
int graph_id; /* Incremented per graph, value should
indicate how many times the graph has
got changed */
pid_t mnt_pid; /* pid of the mount agent */
int process_mode; /*mode in which process is runninng*/
struct syncenv *env; /* The env pointer to the synctasks */
struct list_head mempool_list; /* used to keep a global list of
mempools, used to log details of
mempool in statedump */
char *statedump_path;
struct mem_pool *dict_pool;
struct mem_pool *dict_pair_pool;
struct mem_pool *dict_data_pool;
glusterfsd_mgmt_event_notify_fn_t notify; /* Used for xlators to make
call to fsd-mgmt */
gf_log_handle_t log; /* all logging related variables */
int mem_acct_enable;
int daemon_pipe[2];
};
typedef struct _glusterfs_ctx glusterfs_ctx_t;
glusterfs_ctx_t *glusterfs_ctx_new (void);
typedef enum {
GF_EVENT_PARENT_UP = 1,
GF_EVENT_POLLIN,
GF_EVENT_POLLOUT,
GF_EVENT_POLLERR,
GF_EVENT_CHILD_UP,
GF_EVENT_CHILD_DOWN,
GF_EVENT_CHILD_CONNECTING,
GF_EVENT_CHILD_MODIFIED,
GF_EVENT_TRANSPORT_CLEANUP,
GF_EVENT_TRANSPORT_CONNECTED,
GF_EVENT_VOLFILE_MODIFIED,
GF_EVENT_GRAPH_NEW,
GF_EVENT_TRANSLATOR_INFO,
GF_EVENT_TRANSLATOR_OP,
GF_EVENT_AUTH_FAILED,
GF_EVENT_VOLUME_DEFRAG,
GF_EVENT_PARENT_DOWN,
GF_EVENT_MAXVAL,
} glusterfs_event_t;
struct gf_flock {
short l_type;
short l_whence;
off_t l_start;
off_t l_len;
pid_t l_pid;
gf_lkowner_t l_owner;
};
#define GF_MUST_CHECK __attribute__((warn_unused_result))
/*
* Some macros (e.g. ALLOC_OR_GOTO) set variables in function scope, but the
* calling function might not only declare the variable to keep the macro happy
* and not use it otherwise. In such cases, the following can be used to
* suppress the "set but not used" warning that would otherwise occur.
*/
#define GF_UNUSED __attribute__((unused))
int glusterfs_graph_prepare (glusterfs_graph_t *graph, glusterfs_ctx_t *ctx);
int glusterfs_graph_destroy (glusterfs_graph_t *graph);
int glusterfs_graph_activate (glusterfs_graph_t *graph, glusterfs_ctx_t *ctx);
glusterfs_graph_t *glusterfs_graph_construct (FILE *fp);
glusterfs_graph_t *glusterfs_graph_new ();
int glusterfs_graph_reconfigure (glusterfs_graph_t *oldgraph,
glusterfs_graph_t *newgraph);
#endif /* _GLUSTERFS_H */
|