88 lines
2.2 KiB
C
88 lines
2.2 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.fastken.com/ for more detail.
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**/
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//trunk_sync.h
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#ifndef _TRUNK_SYNC_H_
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#define _TRUNK_SYNC_H_
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#include "tracker_types.h"
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#include "storage_func.h"
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#include "trunk_mem.h"
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#define TRUNK_OP_TYPE_ADD_SPACE 'A'
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#define TRUNK_OP_TYPE_DEL_SPACE 'D'
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#define TRUNK_BINLOG_BUFFER_SIZE (64 * 1024)
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#define TRUNK_BINLOG_LINE_SIZE 128
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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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char storage_id[FDFS_STORAGE_ID_MAX_SIZE];
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BinLogBuffer binlog_buff;
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int mark_fd;
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int binlog_fd;
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int64_t binlog_offset;
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int64_t last_binlog_offset; //for write to mark file
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} TrunkBinLogReader;
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typedef struct
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{
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time_t timestamp;
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char op_type;
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FDFSTrunkFullInfo trunk;
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} TrunkBinLogRecord;
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extern int g_trunk_sync_thread_count;
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int trunk_sync_init();
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int trunk_sync_destroy();
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int trunk_binlog_write_buffer(const char *buff, const int length);
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int trunk_binlog_write(const int timestamp, const char op_type, \
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const FDFSTrunkFullInfo *pTrunk);
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int trunk_binlog_truncate();
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int trunk_binlog_read(TrunkBinLogReader *pReader, \
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TrunkBinLogRecord *pRecord, int *record_length);
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int trunk_sync_thread_start_all();
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int trunk_sync_thread_start(const FDFSStorageBrief *pStorage);
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int kill_trunk_sync_threads();
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int trunk_binlog_sync_func(void *args);
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char *get_trunk_binlog_filename(char *full_filename);
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char *trunk_mark_filename_by_reader(const void *pArg, char *full_filename);
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int trunk_unlink_all_mark_files();
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int trunk_unlink_mark_file(const char *storage_id);
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int trunk_rename_mark_file(const char *old_ip_addr, const int old_port, \
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const char *new_ip_addr, const int new_port);
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int trunk_open_readable_binlog(TrunkBinLogReader *pReader, \
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get_filename_func filename_func, const void *pArg);
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int trunk_reader_init(FDFSStorageBrief *pStorage, TrunkBinLogReader *pReader);
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void trunk_reader_destroy(TrunkBinLogReader *pReader);
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//trunk binlog compress
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int trunk_binlog_compress_apply();
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int trunk_binlog_compress_commit();
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int trunk_binlog_compress_rollback();
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#ifdef __cplusplus
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}
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#endif
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#endif
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