194 lines
6.3 KiB
C
194 lines
6.3 KiB
C
/**
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* Copyright (C) 2008 Happy Fish / YuQing
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*
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* FastDFS may be copied only under the terms of the GNU General
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* Public License V3, which may be found in the FastDFS source kit.
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* Please visit the FastDFS Home Page http://www.csource.org/ for more detail.
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**/
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//storage_global.h
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#ifndef _STORAGE_GLOBAL_H
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#define _STORAGE_GLOBAL_H
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include "fastcommon/common_define.h"
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#include "fdfs_define.h"
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#include "tracker_types.h"
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#include "client_global.h"
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#include "fdht_types.h"
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#include "fastcommon/local_ip_func.h"
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#include "trunk_shared.h"
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#ifdef WITH_HTTPD
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#include "fdfs_http_shared.h"
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#endif
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#define STORAGE_BEAT_DEF_INTERVAL 30
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#define STORAGE_REPORT_DEF_INTERVAL 300
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#define STORAGE_DEF_SYNC_WAIT_MSEC 100
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#define DEFAULT_DISK_READER_THREADS 1
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#define DEFAULT_DISK_WRITER_THREADS 1
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#define DEFAULT_SYNC_STAT_FILE_INTERVAL 300
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#define DEFAULT_DATA_DIR_COUNT_PER_PATH 256
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#define DEFAULT_UPLOAD_PRIORITY 10
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#define FDFS_DEFAULT_SYNC_MARK_FILE_FREQ 500
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#define STORAGE_DEFAULT_BUFF_SIZE (64 * 1024)
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#define STORAGE_FILE_SIGNATURE_METHOD_HASH 1
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#define STORAGE_FILE_SIGNATURE_METHOD_MD5 2
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct
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{
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FDFSStorageBrief server;
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int last_sync_src_timestamp;
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} FDFSStorageServer;
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typedef struct
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{
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int total_mb; //total spaces
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int free_mb; //free spaces
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} FDFSStorePathInfo;
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typedef struct
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{
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signed char my_status;
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signed char src_storage_status;
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bool get_my_ip_done;
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} StorageStatusPerTracker;
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extern volatile bool g_continue_flag;
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extern FDFSStorePathInfo *g_path_space_list;
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/* subdirs under store path, g_subdir_count * g_subdir_count 2 level subdirs */
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extern int g_subdir_count_per_path;
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extern int g_server_port;
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extern int g_http_port; //http server port
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extern int g_last_server_port;
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extern int g_last_http_port; //last http server port
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extern char g_http_domain[FDFS_DOMAIN_NAME_MAX_SIZE]; //http server domain name
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extern int g_max_connections;
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extern int g_accept_threads;
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extern int g_work_threads;
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extern int g_buff_size;
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extern bool g_disk_rw_direct; //if file read / write directly
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extern bool g_disk_rw_separated; //if disk read / write separated
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extern int g_disk_reader_threads; //disk reader thread count per store base path
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extern int g_disk_writer_threads; //disk writer thread count per store base path
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extern int g_extra_open_file_flags; //extra open file flags
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extern int g_file_distribute_path_mode;
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extern int g_file_distribute_rotate_count;
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extern int g_fsync_after_written_bytes;
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extern int g_dist_path_index_high; //current write to high path
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extern int g_dist_path_index_low; //current write to low path
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extern int g_dist_write_file_count; //current write file count
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extern int g_storage_count; //stoage server count in my group
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extern FDFSStorageServer g_storage_servers[FDFS_MAX_SERVERS_EACH_GROUP];
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extern FDFSStorageServer *g_sorted_storages[FDFS_MAX_SERVERS_EACH_GROUP];
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extern int g_tracker_reporter_count;
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extern int g_heart_beat_interval;
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extern int g_stat_report_interval;
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extern int g_sync_wait_usec;
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extern int g_sync_interval; //unit: milliseconds
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extern TimeInfo g_sync_start_time;
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extern TimeInfo g_sync_end_time;
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extern bool g_sync_part_time; //true for part time, false for all time of a day
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extern int g_sync_log_buff_interval; //sync log buff to disk every interval seconds
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extern int g_sync_binlog_buff_interval; //sync binlog buff to disk every interval seconds
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extern int g_write_mark_file_freq; //write to mark file after sync N files
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extern int g_sync_stat_file_interval; //sync storage stat info to disk interval
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extern FDFSStorageStat g_storage_stat;
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extern int g_stat_change_count;
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extern int g_sync_change_count; //sync src timestamp change counter
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extern int g_storage_join_time; //my join timestamp
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extern int g_sync_until_timestamp;
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extern bool g_sync_old_done; //if old files synced to me done
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extern char g_sync_src_id[FDFS_STORAGE_ID_MAX_SIZE]; //the source storage server id
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extern char g_group_name[FDFS_GROUP_NAME_MAX_LEN + 1];
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extern char g_my_server_id_str[FDFS_STORAGE_ID_MAX_SIZE]; //my server id string
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extern FDFSMultiIP g_tracker_client_ip; //storage ip as tracker client
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extern FDFSMultiIP g_last_storage_ip; //the last storage ip address
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extern LogContext g_access_log_context;
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extern in_addr_t g_server_id_in_filename;
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extern bool g_store_slave_file_use_link; //if store slave file use symbol link
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extern bool g_use_storage_id; //identify storage by ID instead of IP address
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extern byte g_id_type_in_filename; //id type of the storage server in the filename
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extern bool g_use_access_log; //if log to access log
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extern bool g_rotate_access_log; //if rotate the access log every day
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extern bool g_rotate_error_log; //if rotate the error log every day
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extern TimeInfo g_access_log_rotate_time; //rotate access log time base
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extern TimeInfo g_error_log_rotate_time; //rotate error log time base
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extern bool g_check_file_duplicate; //if check file content duplicate
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extern byte g_file_signature_method; //file signature method
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extern char g_key_namespace[FDHT_MAX_NAMESPACE_LEN+1];
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extern int g_namespace_len;
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extern int g_allow_ip_count; /* -1 means match any ip address */
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extern in_addr_t *g_allow_ip_addrs; /* sorted array, asc order */
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extern StorageStatusPerTracker *g_my_report_status; //returned by tracker server
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extern gid_t g_run_by_gid;
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extern uid_t g_run_by_uid;
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extern char g_run_by_group[32];
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extern char g_run_by_user[32];
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extern char g_bind_addr[IP_ADDRESS_SIZE];
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extern bool g_client_bind_addr;
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extern bool g_storage_ip_changed_auto_adjust;
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extern bool g_thread_kill_done;
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extern bool g_file_sync_skip_invalid_record;
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extern int g_thread_stack_size;
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extern int g_upload_priority;
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extern time_t g_up_time;
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#ifdef WITH_HTTPD
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extern FDFSHTTPParams g_http_params;
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extern int g_http_trunk_size;
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#endif
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#if defined(DEBUG_FLAG) && defined(OS_LINUX)
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extern char g_exe_name[256];
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#endif
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extern int g_log_file_keep_days;
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extern struct storage_nio_thread_data *g_nio_thread_data; //network io thread data
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extern struct storage_dio_thread_data *g_dio_thread_data; //disk io thread data
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int storage_cmp_by_server_id(const void *p1, const void *p2);
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int storage_insert_ip_addr_to_multi_ips(FDFSMultiIP *multi_ip,
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const char *ip_addr, const int ips_limit);
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#ifdef __cplusplus
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}
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#endif
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#endif
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