diff options
Diffstat (limited to 'libglusterfs/src/glusterfs.h')
| -rw-r--r-- | libglusterfs/src/glusterfs.h | 867 |
1 files changed, 437 insertions, 430 deletions
diff --git a/libglusterfs/src/glusterfs.h b/libglusterfs/src/glusterfs.h index b046e0dd783..376b7a7c673 100644 --- a/libglusterfs/src/glusterfs.h +++ b/libglusterfs/src/glusterfs.h @@ -54,7 +54,7 @@ #include "atomic.h" #define GF_YES 1 -#define GF_NO 0 +#define GF_NO 0 #ifndef O_LARGEFILE /* savannah bug #20053, patch for compiling on darwin */ @@ -63,7 +63,7 @@ #ifndef O_FMODE_EXEC /* redhat bug 843080, added from linux/fs.h */ -#define O_FMODE_EXEC 040 //0x20 +#define O_FMODE_EXEC 040 // 0x20 #endif #ifndef O_DIRECT @@ -88,95 +88,95 @@ /*gets max-offset on all architectures correctly*/ #define GF_OFF_MAX ((1ULL << (sizeof(off_t) * 8 - 1)) - 1ULL) -#define GLUSTERD_MAX_SNAP_NAME 255 -#define GLUSTERFS_SOCKET_LISTEN_BACKLOG 10 +#define GLUSTERD_MAX_SNAP_NAME 255 +#define GLUSTERFS_SOCKET_LISTEN_BACKLOG 10 #define SLEN(str) (sizeof(str) - 1) -#define ZR_MOUNTPOINT_OPT "mountpoint" -#define ZR_ATTR_TIMEOUT_OPT "attribute-timeout" -#define ZR_ENTRY_TIMEOUT_OPT "entry-timeout" +#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_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 ZR_DUMP_FUSE "dump-fuse" +#define ZR_FUSE_MOUNTOPTS "fuse-mountopts" #define IO_THREADS_QUEUE_SIZE_KEY "io-thread-queue-size" -#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_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_LIST_NODE_UUIDS_KEY "trusted.glusterfs.list-node-uuids" #define GF_REBAL_FIND_LOCAL_SUBVOL "glusterfs.find-local-subvol" #define GF_REBAL_OLD_FIND_LOCAL_SUBVOL "glusterfs.old-find-local-subvol" -#define GF_XATTR_VOL_ID_KEY "trusted.glusterfs.volume-id" -#define GF_XATTR_LOCKINFO_KEY "trusted.glusterfs.lockinfo" -#define GF_META_LOCK_KEY "glusterfs.lock-migration-meta-lock" -#define GF_META_UNLOCK_KEY "glusterfs.lock-migration-meta-unlock" +#define GF_XATTR_VOL_ID_KEY "trusted.glusterfs.volume-id" +#define GF_XATTR_LOCKINFO_KEY "trusted.glusterfs.lockinfo" +#define GF_META_LOCK_KEY "glusterfs.lock-migration-meta-lock" +#define GF_META_UNLOCK_KEY "glusterfs.lock-migration-meta-unlock" #define GF_XATTR_GET_REAL_FILENAME_KEY "glusterfs.get_real_filename:" -#define GF_XATTR_USER_PATHINFO_KEY "glusterfs.pathinfo" +#define GF_XATTR_USER_PATHINFO_KEY "glusterfs.pathinfo" #define GF_INTERNAL_IGNORE_DEEM_STATFS "ignore-deem-statfs" #define GF_XATTR_IOSTATS_DUMP_KEY "trusted.io-stats-dump" -#define GF_READDIR_SKIP_DIRS "readdir-filter-directories" -#define GF_MDC_LOADED_KEY_NAMES "glusterfs.mdc.loaded.key.names" - -#define BD_XATTR_KEY "user.glusterfs" -#define GF_PREOP_PARENT_KEY "glusterfs.preop.parent.key" -#define GF_PREOP_CHECK_FAILED "glusterfs.preop.check.failed" - -#define XATTR_IS_PATHINFO(x) ((strncmp (x, GF_XATTR_PATHINFO_KEY, \ - strlen (x)) == 0) || \ - (strncmp (x, GF_XATTR_USER_PATHINFO_KEY, \ - strlen (x)) == 0)) -#define XATTR_IS_NODE_UUID(x) (strncmp (x, GF_XATTR_NODE_UUID_KEY, \ - SLEN (GF_XATTR_NODE_UUID_KEY)) == 0) -#define XATTR_IS_NODE_UUID_LIST(x) (strncmp (x, GF_XATTR_LIST_NODE_UUIDS_KEY, \ - SLEN (GF_XATTR_LIST_NODE_UUIDS_KEY)) == 0) -#define XATTR_IS_LOCKINFO(x) (strncmp (x, GF_XATTR_LOCKINFO_KEY, \ - SLEN (GF_XATTR_LOCKINFO_KEY)) == 0) - -#define XATTR_IS_BD(x) (strncmp (x, BD_XATTR_KEY, SLEN (BD_XATTR_KEY)) == 0) - -#define GF_XATTR_LINKINFO_KEY "trusted.distribute.linkinfo" -#define GFID_XATTR_KEY "trusted.gfid" -#define PGFID_XATTR_KEY_PREFIX "trusted.pgfid." -#define GFID2PATH_VIRT_XATTR_KEY "glusterfs.gfidtopath" -#define GFID2PATH_XATTR_KEY_PREFIX "trusted.gfid2path." +#define GF_READDIR_SKIP_DIRS "readdir-filter-directories" +#define GF_MDC_LOADED_KEY_NAMES "glusterfs.mdc.loaded.key.names" + +#define BD_XATTR_KEY "user.glusterfs" +#define GF_PREOP_PARENT_KEY "glusterfs.preop.parent.key" +#define GF_PREOP_CHECK_FAILED "glusterfs.preop.check.failed" + +#define XATTR_IS_PATHINFO(x) \ + ((strncmp(x, GF_XATTR_PATHINFO_KEY, strlen(x)) == 0) || \ + (strncmp(x, GF_XATTR_USER_PATHINFO_KEY, strlen(x)) == 0)) +#define XATTR_IS_NODE_UUID(x) \ + (strncmp(x, GF_XATTR_NODE_UUID_KEY, SLEN(GF_XATTR_NODE_UUID_KEY)) == 0) +#define XATTR_IS_NODE_UUID_LIST(x) \ + (strncmp(x, GF_XATTR_LIST_NODE_UUIDS_KEY, \ + SLEN(GF_XATTR_LIST_NODE_UUIDS_KEY)) == 0) +#define XATTR_IS_LOCKINFO(x) \ + (strncmp(x, GF_XATTR_LOCKINFO_KEY, SLEN(GF_XATTR_LOCKINFO_KEY)) == 0) + +#define XATTR_IS_BD(x) (strncmp(x, BD_XATTR_KEY, SLEN(BD_XATTR_KEY)) == 0) + +#define GF_XATTR_LINKINFO_KEY "trusted.distribute.linkinfo" +#define GFID_XATTR_KEY "trusted.gfid" +#define PGFID_XATTR_KEY_PREFIX "trusted.pgfid." +#define GFID2PATH_VIRT_XATTR_KEY "glusterfs.gfidtopath" +#define GFID2PATH_XATTR_KEY_PREFIX "trusted.gfid2path." #define GFID2PATH_XATTR_KEY_PREFIX_LENGTH 18 -#define VIRTUAL_GFID_XATTR_KEY_STR "glusterfs.gfid.string" -#define VIRTUAL_GFID_XATTR_KEY "glusterfs.gfid" -#define GF_XATTR_MDATA_KEY "trusted.glusterfs.mdata" +#define VIRTUAL_GFID_XATTR_KEY_STR "glusterfs.gfid.string" +#define VIRTUAL_GFID_XATTR_KEY "glusterfs.gfid" +#define GF_XATTR_MDATA_KEY "trusted.glusterfs.mdata" #define UUID_CANONICAL_FORM_LEN 36 #define GET_ANCESTRY_PATH_KEY "glusterfs.ancestry.path" #define GET_ANCESTRY_DENTRY_KEY "glusterfs.ancestry.dentry" -#define BITROT_DEFAULT_CURRENT_VERSION (unsigned long)1 -#define BITROT_DEFAULT_SIGNING_VERSION (unsigned long)0 +#define BITROT_DEFAULT_CURRENT_VERSION (unsigned long)1 +#define BITROT_DEFAULT_SIGNING_VERSION (unsigned long)0 /* on-disk object signature keys */ -#define BITROT_OBJECT_BAD_KEY "trusted.bit-rot.bad-file" -#define BITROT_CURRENT_VERSION_KEY "trusted.bit-rot.version" -#define BITROT_SIGNING_VERSION_KEY "trusted.bit-rot.signature" +#define BITROT_OBJECT_BAD_KEY "trusted.bit-rot.bad-file" +#define BITROT_CURRENT_VERSION_KEY "trusted.bit-rot.version" +#define BITROT_SIGNING_VERSION_KEY "trusted.bit-rot.signature" /* globally usable bad file marker */ -#define GLUSTERFS_BAD_INODE "glusterfs.bad-inode" +#define GLUSTERFS_BAD_INODE "glusterfs.bad-inode" /* on-disk size of signing xattr (not the signature itself) */ -#define BITROT_SIGNING_XATTR_SIZE_KEY "trusted.glusterfs.bit-rot.size" +#define BITROT_SIGNING_XATTR_SIZE_KEY "trusted.glusterfs.bit-rot.size" /* GET/SET object signature */ #define GLUSTERFS_GET_OBJECT_SIGNATURE "trusted.glusterfs.get-signature" #define GLUSTERFS_SET_OBJECT_SIGNATURE "trusted.glusterfs.set-signature" /* operation needs to be durable on-disk */ -#define GLUSTERFS_DURABLE_OP "trusted.glusterfs.durable-op" +#define GLUSTERFS_DURABLE_OP "trusted.glusterfs.durable-op" /* key for version exchange b/w bitrot stub and changelog */ -#define GLUSTERFS_VERSION_XCHG_KEY "glusterfs.version.xchg" +#define GLUSTERFS_VERSION_XCHG_KEY "glusterfs.version.xchg" -#define GLUSTERFS_INTERNAL_FOP_KEY "glusterfs-internal-fop" +#define GLUSTERFS_INTERNAL_FOP_KEY "glusterfs-internal-fop" /* GlusterFS Internal FOP Indicator flags * (To pass information on the context in which a paritcular @@ -186,7 +186,7 @@ * a scenario where there is a need for such context across translators. * So it cannot be an absolute information on context. */ -#define GF_INTERNAL_CTX_KEY "glusterfs.internal-ctx" +#define GF_INTERNAL_CTX_KEY "glusterfs.internal-ctx" /* * Always append entries to end of the enum, do not delete entries. @@ -194,7 +194,7 @@ * needs to grow beyond this dict_set_flag has to be changed accordingly */ enum gf_internal_fop_indicator { - GF_DHT_HEAL_DIR /* Index 0 in bit array*/ + GF_DHT_HEAL_DIR /* Index 0 in bit array*/ }; /* Todo: @@ -203,8 +203,7 @@ enum gf_internal_fop_indicator { * GLUSTERFS_INTERNAL_FOP_KEY with this flag */ - -#define DHT_CHANGELOG_RENAME_OP_KEY "changelog.rename-op" +#define DHT_CHANGELOG_RENAME_OP_KEY "changelog.rename-op" #define GLUSTERFS_WRITE_IS_APPEND "glusterfs.write-is-append" #define GLUSTERFS_WRITE_UPDATE_ATOMIC "glusterfs.write-update-atomic" @@ -255,79 +254,80 @@ enum gf_internal_fop_indicator { #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 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 GLUSTERFS_MARKER_DONT_ACCOUNT_KEY "glusters.marker.dont-account" -#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_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 GLUSTERFS_RPC_REPLY_SIZE 24 -#define STARTING_EVENT_THREADS 1 +#define STARTING_EVENT_THREADS 1 -#define DEFAULT_VAR_RUN_DIRECTORY DATADIR "/run/gluster" +#define DEFAULT_VAR_RUN_DIRECTORY DATADIR "/run/gluster" #define DEFAULT_GLUSTERFSD_MISC_DIRETORY DATADIR "/lib/misc/glusterfsd" #ifdef GF_LINUX_HOST_OS #define GLUSTERD_DEFAULT_WORKDIR DATADIR "/lib/glusterd" #else #define GLUSTERD_DEFAULT_WORKDIR DATADIR "/db/glusterd" #endif -#define GF_REPLICATE_TRASH_DIR ".landfill" +#define GF_REPLICATE_TRASH_DIR ".landfill" /* GlusterFS's maximum supported Auxiliary GIDs */ -#define GF_MAX_AUX_GROUPS 65535 +#define GF_MAX_AUX_GROUPS 65535 #define GF_UUID_BUF_SIZE 50 #define GF_UUID_BNAME_BUF_SIZE (320) /* (64 + 256) */ -#define GF_REBALANCE_TID_KEY "rebalance-id" -#define GF_REMOVE_BRICK_TID_KEY "remove-brick-id" -#define GF_TIER_TID_KEY "tier-id" -#define GF_TIER_ENABLED "tier-enabled" +#define GF_REBALANCE_TID_KEY "rebalance-id" +#define GF_REMOVE_BRICK_TID_KEY "remove-brick-id" +#define GF_TIER_TID_KEY "tier-id" +#define GF_TIER_ENABLED "tier-enabled" -#define UUID_CANONICAL_FORM_LEN 36 +#define UUID_CANONICAL_FORM_LEN 36 /* Adding this here instead of any glusterd*.h files as it is also required by * cli */ -#define DEFAULT_GLUSTERD_SOCKFILE DATADIR "/run/glusterd.socket" +#define DEFAULT_GLUSTERD_SOCKFILE DATADIR "/run/glusterd.socket" /* features/marker-quota also needs to have knowledge of link-files so as to * exclude them from accounting. */ -#define DHT_LINKFILE_MODE (S_ISVTX) +#define DHT_LINKFILE_MODE (S_ISVTX) -#define IS_DHT_LINKFILE_MODE(iabuf) ((st_mode_from_ia ((iabuf)->ia_prot, \ - (iabuf)->ia_type) & ~S_IFMT)\ - == DHT_LINKFILE_MODE) +#define IS_DHT_LINKFILE_MODE(iabuf) \ + ((st_mode_from_ia((iabuf)->ia_prot, (iabuf)->ia_type) & ~S_IFMT) == \ + DHT_LINKFILE_MODE) #define DHT_LINKFILE_STR "linkto" #define DHT_COMMITHASH_STR "commithash" -#define DHT_SKIP_NON_LINKTO_UNLINK "unlink-only-if-dht-linkto-file" -#define TIER_SKIP_NON_LINKTO_UNLINK "unlink-only-if-tier-linkto-file" -#define TIER_LINKFILE_GFID "tier-linkfile-gfid" -#define DHT_SKIP_OPEN_FD_UNLINK "dont-unlink-for-open-fd" -#define DHT_IATT_IN_XDATA_KEY "dht-get-iatt-in-xattr" -#define DHT_MODE_IN_XDATA_KEY "dht-get-mode-in-xattr" -#define GET_LINK_COUNT "get-link-count" -#define GF_GET_SIZE "get-size" -#define GF_PRESTAT "virt-gf-prestat" -#define GF_POSTSTAT "virt-gf-poststat" +#define DHT_SKIP_NON_LINKTO_UNLINK "unlink-only-if-dht-linkto-file" +#define TIER_SKIP_NON_LINKTO_UNLINK "unlink-only-if-tier-linkto-file" +#define TIER_LINKFILE_GFID "tier-linkfile-gfid" +#define DHT_SKIP_OPEN_FD_UNLINK "dont-unlink-for-open-fd" +#define DHT_IATT_IN_XDATA_KEY "dht-get-iatt-in-xattr" +#define DHT_MODE_IN_XDATA_KEY "dht-get-mode-in-xattr" +#define GET_LINK_COUNT "get-link-count" +#define GF_GET_SIZE "get-size" +#define GF_PRESTAT "virt-gf-prestat" +#define GF_POSTSTAT "virt-gf-poststat" /*CTR and Marker requires inode dentry link count from posix*/ #define GF_RESPONSE_LINK_COUNT_XDATA "gf_response_link_count" -#define GF_REQUEST_LINK_COUNT_XDATA "gf_request_link_count" +#define GF_REQUEST_LINK_COUNT_XDATA "gf_request_link_count" -#define CTR_ATTACH_TIER_LOOKUP "ctr_attach_tier_lookup" +#define CTR_ATTACH_TIER_LOOKUP "ctr_attach_tier_lookup" -#define CLIENT_CMD_CONNECT "trusted.glusterfs.client-connect" +#define CLIENT_CMD_CONNECT "trusted.glusterfs.client-connect" #define CLIENT_CMD_DISCONNECT "trusted.glusterfs.client-disconnect" #define GF_LOG_LRU_BUFSIZE_DEFAULT 5 @@ -343,22 +343,22 @@ enum gf_internal_fop_indicator { #define GF_LOG_FLUSH_TIMEOUT_MAX_STR "300" #define GF_LOG_LOCALTIME_DEFAULT 0 -#define GF_BACKTRACE_LEN 4096 +#define GF_BACKTRACE_LEN 4096 #define GF_BACKTRACE_FRAME_COUNT 7 -#define GF_LK_ADVISORY 0 /* maps to GLFS_LK_ADVISORY from libgfapi*/ +#define GF_LK_ADVISORY 0 /* maps to GLFS_LK_ADVISORY from libgfapi*/ #define GF_LK_MANDATORY 1 /* maps to GLFS_LK_MANDATORY from libgfapi*/ #define GF_LOCK_MODE "glusterfs.lk.lkmode" -#define GF_CHECK_XATTR_KEY_AND_GOTO(key, cmpkey, errval, lbl) \ - do { \ - if (key && strcmp (key, cmpkey) == 0) { \ - errval = -EINVAL; \ - goto lbl; \ - } \ - } while (0) \ +#define GF_CHECK_XATTR_KEY_AND_GOTO(key, cmpkey, errval, lbl) \ + do { \ + if (key && strcmp(key, cmpkey) == 0) { \ + errval = -EINVAL; \ + goto lbl; \ + } \ + } while (0) -#define GF_CS_OBJECT_SIZE "trusted.glusterfs.cs.object_size" +#define GF_CS_OBJECT_SIZE "trusted.glusterfs.cs.object_size" #define GF_CS_OBJECT_UPLOAD_COMPLETE "trusted.glusterfs.csou.complete" #define GF_CS_OBJECT_REMOTE "trusted.glusterfs.cs.remote" @@ -368,376 +368,370 @@ enum gf_internal_fop_indicator { #define GF_CS_OBJECT_REPAIR "trusted.glusterfs.cs.repair" typedef enum { - GF_CS_LOCAL = 1, - GF_CS_REMOTE = 2, - GF_CS_REPAIR = 4, - GF_CS_DOWNLOADING = 8, - GF_CS_ERROR = 16, + GF_CS_LOCAL = 1, + GF_CS_REMOTE = 2, + GF_CS_REPAIR = 4, + GF_CS_DOWNLOADING = 8, + GF_CS_ERROR = 16, } gf_cs_obj_state; typedef enum { - GF_FOP_PRI_UNSPEC = -1, /* Priority not specified */ - GF_FOP_PRI_HI = 0, /* low latency */ - GF_FOP_PRI_NORMAL, /* normal */ - GF_FOP_PRI_LO, /* bulk */ - GF_FOP_PRI_LEAST, /* least */ - GF_FOP_PRI_MAX, /* Highest */ + GF_FOP_PRI_UNSPEC = -1, /* Priority not specified */ + GF_FOP_PRI_HI = 0, /* low latency */ + GF_FOP_PRI_NORMAL, /* normal */ + GF_FOP_PRI_LO, /* bulk */ + GF_FOP_PRI_LEAST, /* least */ + GF_FOP_PRI_MAX, /* Highest */ } gf_fop_pri_t; typedef enum { - /* The 'component' (xlator / option) is not yet setting the flag */ - GF_UNCLASSIFIED = 0, - /* The 'component' is experimental, should not be recommened - in production mode */ - GF_EXPERIMENTAL, - /* The 'component' is tech preview, ie, it is 'mostly' working as - expected, but can have some of the corner cases, which is not - handled. */ - GF_TECH_PREVIEW, - /* The 'component' is good to run. Has good enough test and - documentation coverage. */ - GF_MAINTAINED, - /* The component is: - - no more a focus - - no more solving a valid use case - - no more maintained, no volunteers to maintain - - there is 'maintained' or 'tech-preview' feature, - which does the same thing, better. - */ - GF_DEPRECATED, - /* The 'component' is no more 'built'. */ - GF_OBSOLETE, - /* The 'component' exist for Documentation purposes. - No real usecase */ - GF_DOCUMENT_PURPOSE, + /* The 'component' (xlator / option) is not yet setting the flag */ + GF_UNCLASSIFIED = 0, + /* The 'component' is experimental, should not be recommened + in production mode */ + GF_EXPERIMENTAL, + /* The 'component' is tech preview, ie, it is 'mostly' working as + expected, but can have some of the corner cases, which is not + handled. */ + GF_TECH_PREVIEW, + /* The 'component' is good to run. Has good enough test and + documentation coverage. */ + GF_MAINTAINED, + /* The component is: + - no more a focus + - no more solving a valid use case + - no more maintained, no volunteers to maintain + - there is 'maintained' or 'tech-preview' feature, + which does the same thing, better. + */ + GF_DEPRECATED, + /* The 'component' is no more 'built'. */ + GF_OBSOLETE, + /* The 'component' exist for Documentation purposes. + No real usecase */ + GF_DOCUMENT_PURPOSE, } gf_category_t; +static const char *const FOP_PRI_STRINGS[] = {"HIGH", "NORMAL", "LOW", "LEAST"}; -static const char * const FOP_PRI_STRINGS[] = { - "HIGH", - "NORMAL", - "LOW", - "LEAST" -}; - -static inline const char *fop_pri_to_string (gf_fop_pri_t pri) +static inline const char * +fop_pri_to_string(gf_fop_pri_t pri) { - if (pri < 0) - return "UNSPEC"; + if (pri < 0) + return "UNSPEC"; - if (pri >= GF_FOP_PRI_MAX) - return "INVALID"; + if (pri >= GF_FOP_PRI_MAX) + return "INVALID"; - return FOP_PRI_STRINGS[pri]; + return FOP_PRI_STRINGS[pri]; } -const char *fop_enum_to_pri_string (glusterfs_fop_t fop); +const char * +fop_enum_to_pri_string(glusterfs_fop_t fop); #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 */ -#define GF_AUXILLARY_PARGFID 0xd /* RIO dummy parent gfid */ +#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 */ +#define GF_AUXILLARY_PARGFID 0xd /* RIO dummy parent gfid */ /* 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; + struct list_head cmd_args; + char *volume; + char *key; + char *value; }; typedef struct _xlator_cmdline_option xlator_cmdline_option_t; struct _server_cmdline { - struct list_head list; - char *volfile_server; - char *transport; - int port; + struct list_head list; + char *volfile_server; + char *transport; + int port; }; typedef struct _server_cmdline server_cmdline_t; -#define GF_OPTION_ENABLE _gf_true -#define GF_OPTION_DISABLE _gf_false +#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; - server_cmdline_t *curr_server; - /* List of backup volfile servers, including original */ - struct list_head volfile_servers; - char *volfile; - char *log_server; - gf_loglevel_t log_level; - char *log_file; - char *log_ident; - gf_log_logger_t logger; - gf_log_format_t log_format; - uint32_t log_buf_size; - uint32_t log_flush_timeout; - int32_t max_connect_attempts; - char *print_exports; - char *print_netgroups; - int print_xlatordir; - int print_statedumpdir; - int print_logdir; - int print_libexecdir; - /* 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 capability; - int enable_ino32; - int worm; - int mac_compat; - int fopen_keep_cache; - int gid_timeout; - char gid_timeout_set; - int aux_gfid_mount; - - /* need a process wide timer-wheel? */ - int global_timer_wheel; - - /* list of xlator_option_t */ - struct list_head xlator_options; - - /* fuse options */ - int fuse_direct_io_mode; - char *use_readdirp; - int no_root_squash; - 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; - int mem_acct; - int resolve_gids; - - /* key args */ - char *mount_point; - char *volfile_id; - - /* required for portmap */ - int brick_port; - char *brick_name; - int brick_port2; - - /* Should management connections use SSL? */ - int secure_mgmt; - - /* Linux-only OOM killer adjustment */ + /* basic options */ + char *volfile_server; + server_cmdline_t *curr_server; + /* List of backup volfile servers, including original */ + struct list_head volfile_servers; + char *volfile; + char *log_server; + gf_loglevel_t log_level; + char *log_file; + char *log_ident; + gf_log_logger_t logger; + gf_log_format_t log_format; + uint32_t log_buf_size; + uint32_t log_flush_timeout; + int32_t max_connect_attempts; + char *print_exports; + char *print_netgroups; + int print_xlatordir; + int print_statedumpdir; + int print_logdir; + int print_libexecdir; + /* 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 capability; + int enable_ino32; + int worm; + int mac_compat; + int fopen_keep_cache; + int gid_timeout; + char gid_timeout_set; + int aux_gfid_mount; + + /* need a process wide timer-wheel? */ + int global_timer_wheel; + + /* list of xlator_option_t */ + struct list_head xlator_options; + + /* fuse options */ + int fuse_direct_io_mode; + char *use_readdirp; + int no_root_squash; + 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; + int mem_acct; + int resolve_gids; + + /* key args */ + char *mount_point; + char *volfile_id; + + /* required for portmap */ + int brick_port; + char *brick_name; + int brick_port2; + + /* Should management connections use SSL? */ + int secure_mgmt; + + /* Linux-only OOM killer adjustment */ #ifdef GF_LINUX_HOST_OS - char *oom_score_adj; + char *oom_score_adj; #endif - /* Run this process with valgrind? Might want to prevent calling - * functions that prevent valgrind from working correctly, like - * dlclose(). */ - int valgrind; - int localtime_logging; + /* Run this process with valgrind? Might want to prevent calling + * functions that prevent valgrind from working correctly, like + * dlclose(). */ + int valgrind; + int localtime_logging; - /* For the subdir mount */ - char *subdir_mount; + /* For the subdir mount */ + char *subdir_mount; - char *process_name; - char *event_history; - int thin_client; - uint32_t reader_thread_count; + char *process_name; + char *event_history; + int thin_client; + uint32_t reader_thread_count; - /* FUSE writeback cache support */ - int kernel_writeback_cache; - uint32_t attr_times_granularity; + /* FUSE writeback cache support */ + int kernel_writeback_cache; + uint32_t attr_times_granularity; }; 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 */ - uint32_t leaf_count; - int xl_count; - int id; /* Used in logging */ - int used; /* Should be set when fuse gets - first CHILD_UP */ - uint32_t volfile_checksum; + struct list_head list; + char graph_uuid[128]; + struct timeval dob; + void *first; + void *top; /* selected by -n */ + uint32_t leaf_count; + 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, - ...); +typedef int32_t (*glusterfsd_mgmt_event_notify_fn_t)(int32_t event, void *data, + ...); typedef enum { - MGMT_SSL_NEVER = 0, - MGMT_SSL_COPY_IO, - MGMT_SSL_ALWAYS + MGMT_SSL_NEVER = 0, + MGMT_SSL_COPY_IO, + MGMT_SSL_ALWAYS } mgmt_ssl_t; struct tvec_base; /* reference counting for the global (per ctx) timer-wheel */ struct gf_ctx_tw { - GF_REF_DECL; - struct tvec_base *timer_wheel; /* global timer-wheel instance */ + GF_REF_DECL; + struct tvec_base *timer_wheel; /* global timer-wheel instance */ }; struct _glusterfs_ctx { - cmd_args_t cmd_args; - char *process_uuid; - FILE *pidfp; - char fin; - void *timer; - void *ib; - struct call_pool *pool; - void *event_pool; - void *iobuf_pool; - void *logbuf_pool; - gf_lock_t lock; - size_t page_size; - - /* one per volfile parse */ - struct list_head graphs; - - /* the latest graph in use */ - glusterfs_graph_t *active; - - /* fuse or nfs (but not protocol/server) */ - void *master; - - /* xlator implementing MOPs for centralized logging, volfile server */ - void *mgmt; - - /* listener of the commands from glusterd */ - void *listener; - - /* toggle switch for latency measurement */ - unsigned char measure_latency; - pthread_t sigwaiter; - char *cmdlinestr; - 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]; - - struct clienttable *clienttable; - - /* - * Should management connections use SSL? This is the only place we - * can put it where both daemon-startup and socket code will see it. - * - * Why is it an int? Because we're included before common-utils.h, - * which defines gf_boolean_t (what we really want). It doesn't make - * any sense, but it's not worth turning the codebase upside-down to - * fix it. Thus, an int. - */ - int secure_mgmt; - - /* The option is use to set cert_depth while management connection - use SSL - */ - int ssl_cert_depth; - - /* - * Should *our* server/inbound connections use SSL? This is only true - * if we're glusterd and secure_mgmt is set, or if we're glusterfsd - * and SSL is set on the I/O path. It should never be set e.g. for - * NFS. - */ - mgmt_ssl_t secure_srvr; - /* Buffer to 'save' backtrace even under OOM-kill like situations*/ - char btbuf[GF_BACKTRACE_LEN]; - - pthread_mutex_t notify_lock; - pthread_cond_t notify_cond; - int notifying; - - struct gf_ctx_tw *tw; /* refcounted timer_wheel */ - - gf_lock_t volfile_lock; - - /* configuration related elements, which gets changed - from global xlator */ - struct { - char *metrics_dumppath; - } config; - - struct { - gf_atomic_t max_dict_pairs; - gf_atomic_t total_pairs_used; - gf_atomic_t total_dicts_used; - } stats; - - struct list_head volfile_list; + cmd_args_t cmd_args; + char *process_uuid; + FILE *pidfp; + char fin; + void *timer; + void *ib; + struct call_pool *pool; + void *event_pool; + void *iobuf_pool; + void *logbuf_pool; + gf_lock_t lock; + size_t page_size; + + /* one per volfile parse */ + struct list_head graphs; + + /* the latest graph in use */ + glusterfs_graph_t *active; + + /* fuse or nfs (but not protocol/server) */ + void *master; + + /* xlator implementing MOPs for centralized logging, volfile server */ + void *mgmt; + + /* listener of the commands from glusterd */ + void *listener; + + /* toggle switch for latency measurement */ + unsigned char measure_latency; + pthread_t sigwaiter; + char *cmdlinestr; + 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]; + + struct clienttable *clienttable; + + /* + * Should management connections use SSL? This is the only place we + * can put it where both daemon-startup and socket code will see it. + * + * Why is it an int? Because we're included before common-utils.h, + * which defines gf_boolean_t (what we really want). It doesn't make + * any sense, but it's not worth turning the codebase upside-down to + * fix it. Thus, an int. + */ + int secure_mgmt; + + /* The option is use to set cert_depth while management connection + use SSL + */ + int ssl_cert_depth; + + /* + * Should *our* server/inbound connections use SSL? This is only true + * if we're glusterd and secure_mgmt is set, or if we're glusterfsd + * and SSL is set on the I/O path. It should never be set e.g. for + * NFS. + */ + mgmt_ssl_t secure_srvr; + /* Buffer to 'save' backtrace even under OOM-kill like situations*/ + char btbuf[GF_BACKTRACE_LEN]; + + pthread_mutex_t notify_lock; + pthread_cond_t notify_cond; + int notifying; + + struct gf_ctx_tw *tw; /* refcounted timer_wheel */ + + gf_lock_t volfile_lock; + + /* configuration related elements, which gets changed + from global xlator */ + struct { + char *metrics_dumppath; + } config; + + struct { + gf_atomic_t max_dict_pairs; + gf_atomic_t total_pairs_used; + gf_atomic_t total_dicts_used; + } stats; + + struct list_head volfile_list; }; typedef struct _glusterfs_ctx glusterfs_ctx_t; typedef struct { - char volfile_checksum[SHA256_DIGEST_LENGTH]; - char vol_id[NAME_MAX+1]; - struct list_head volfile_list; + char volfile_checksum[SHA256_DIGEST_LENGTH]; + char vol_id[NAME_MAX + 1]; + struct list_head volfile_list; } gf_volfile_t; - -glusterfs_ctx_t *glusterfs_ctx_new (void); +glusterfs_ctx_t * +glusterfs_ctx_new(void); 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; + short l_type; + short l_whence; + off_t l_start; + off_t l_len; + pid_t l_pid; + gf_lkowner_t l_owner; }; typedef struct lock_migration_info { - struct list_head list; - struct gf_flock flock; - char *client_uid; - uint32_t lk_flags; + struct list_head list; + struct gf_flock flock; + char *client_uid; + uint32_t lk_flags; } lock_migration_info_t; #define GF_MUST_CHECK __attribute__((warn_unused_result)) @@ -766,26 +760,39 @@ typedef struct lock_migration_info { * done using secure connections for all tests without change elsewhere). * */ -#define SECURE_ACCESS_FILE GLUSTERD_DEFAULT_WORKDIR "/secure-access" - -int glusterfs_graph_prepare (glusterfs_graph_t *graph, glusterfs_ctx_t *ctx, - char *volume_name); -int glusterfs_graph_destroy_residual (glusterfs_graph_t *graph); -int glusterfs_graph_deactivate (glusterfs_graph_t *graph); -int glusterfs_graph_destroy (glusterfs_graph_t *graph); -int glusterfs_get_leaf_count (glusterfs_graph_t *graph); -int glusterfs_graph_activate (glusterfs_graph_t *graph, glusterfs_ctx_t *ctx); -glusterfs_graph_t *glusterfs_graph_construct (FILE *fp); -int glusterfs_graph_init (glusterfs_graph_t *graph); -glusterfs_graph_t *glusterfs_graph_new (void); -int glusterfs_graph_reconfigure (glusterfs_graph_t *oldgraph, - glusterfs_graph_t *newgraph); -int glusterfs_graph_attach (glusterfs_graph_t *orig_graph, char *path, - glusterfs_graph_t **newgraph); -int glusterfs_graph_parent_up (glusterfs_graph_t *graph); +#define SECURE_ACCESS_FILE GLUSTERD_DEFAULT_WORKDIR "/secure-access" + +int +glusterfs_graph_prepare(glusterfs_graph_t *graph, glusterfs_ctx_t *ctx, + char *volume_name); +int +glusterfs_graph_destroy_residual(glusterfs_graph_t *graph); +int +glusterfs_graph_deactivate(glusterfs_graph_t *graph); +int +glusterfs_graph_destroy(glusterfs_graph_t *graph); +int +glusterfs_get_leaf_count(glusterfs_graph_t *graph); +int +glusterfs_graph_activate(glusterfs_graph_t *graph, glusterfs_ctx_t *ctx); +glusterfs_graph_t * +glusterfs_graph_construct(FILE *fp); +int +glusterfs_graph_init(glusterfs_graph_t *graph); +glusterfs_graph_t * +glusterfs_graph_new(void); +int +glusterfs_graph_reconfigure(glusterfs_graph_t *oldgraph, + glusterfs_graph_t *newgraph); +int +glusterfs_graph_attach(glusterfs_graph_t *orig_graph, char *path, + glusterfs_graph_t **newgraph); +int +glusterfs_graph_parent_up(glusterfs_graph_t *graph); void -gf_free_mig_locks (lock_migration_info_t *locks); +gf_free_mig_locks(lock_migration_info_t *locks); -int glusterfs_read_secure_access_file (void); +int +glusterfs_read_secure_access_file(void); #endif /* _GLUSTERFS_H */ |