diff options
Diffstat (limited to 'libglusterfs')
| -rw-r--r-- | libglusterfs/src/glusterfs.h | 303 |
1 files changed, 158 insertions, 145 deletions
diff --git a/libglusterfs/src/glusterfs.h b/libglusterfs/src/glusterfs.h index 2d9ab0eba14..4bb166ee2fd 100644 --- a/libglusterfs/src/glusterfs.h +++ b/libglusterfs/src/glusterfs.h @@ -309,18 +309,18 @@ const char *fop_enum_to_string (glusterfs_fop_t fop); #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; + struct list_head list; char *volfile_server; char *transport; - int port; + int port; }; typedef struct _server_cmdline server_cmdline_t; @@ -330,106 +330,107 @@ typedef struct _server_cmdline server_cmdline_t; 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; + 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; /* 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; + 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; - - struct list_head xlator_options; /* list of xlator_option_t */ - - /* 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; + 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; + char *mount_point; + char *volfile_id; /* required for portmap */ - int brick_port; - char *brick_name; - int brick_port2; + int brick_port; + char *brick_name; + int brick_port2; /* Should management connections use SSL? */ - int secure_mgmt; + 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 valgrind; }; 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 + 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; + uint32_t volfile_checksum; }; typedef struct _glusterfs_graph glusterfs_graph_t; @@ -452,51 +453,63 @@ struct gf_ctx_tw { }; 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; - 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; - 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; + 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 */ + gf_log_handle_t log; /* all logging related variables */ - int mem_acct_enable; + int mem_acct_enable; - int daemon_pipe[2]; + int daemon_pipe[2]; struct clienttable *clienttable; @@ -509,7 +522,7 @@ struct _glusterfs_ctx { * any sense, but it's not worth turning the codebase upside-down to * fix it. Thus, an int. */ - int secure_mgmt; + int secure_mgmt; /* * Should *our* server/inbound connections use SSL? This is only true @@ -517,17 +530,17 @@ struct _glusterfs_ctx { * and SSL is set on the I/O path. It should never be set e.g. for * NFS. */ - mgmt_ssl_t secure_srvr; + mgmt_ssl_t secure_srvr; /* Buffer to 'save' backtrace even under OOM-kill like situations*/ - char btbuf[GF_BACKTRACE_LEN]; + char btbuf[GF_BACKTRACE_LEN]; - pthread_mutex_t notify_lock; - pthread_cond_t notify_cond; - int notifying; + pthread_mutex_t notify_lock; + pthread_cond_t notify_cond; + int notifying; - struct gf_ctx_tw *tw; /* refcounted timer_wheel */ + struct gf_ctx_tw *tw; /* refcounted timer_wheel */ - gf_lock_t volfile_lock; + gf_lock_t volfile_lock; struct { @@ -536,14 +549,14 @@ struct _glusterfs_ctx { gf_atomic_t total_dicts_used; } stats; - struct list_head volfile_list; + 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; @@ -551,19 +564,19 @@ typedef struct { 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)) |