98 lines
3.1 KiB
C
98 lines
3.1 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef TD_TFSINT_H
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#define TD_TFSINT_H
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#include "tlog.h"
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#include "tglobal.h"
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#include "tfs.h"
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#include "tcoding.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern int fsDebugFlag;
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// For debug purpose
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#define fFatal(...) { if (fsDebugFlag & DEBUG_FATAL) { taosPrintLog("TFS FATAL ", 255, __VA_ARGS__); }}
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#define fError(...) { if (fsDebugFlag & DEBUG_ERROR) { taosPrintLog("TFS ERROR ", 255, __VA_ARGS__); }}
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#define fWarn(...) { if (fsDebugFlag & DEBUG_WARN) { taosPrintLog("TFS WARN ", 255, __VA_ARGS__); }}
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#define fInfo(...) { if (fsDebugFlag & DEBUG_INFO) { taosPrintLog("TFS ", 255, __VA_ARGS__); }}
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#define fDebug(...) { if (fsDebugFlag & DEBUG_DEBUG) { taosPrintLog("TFS ", cqDebugFlag, __VA_ARGS__); }}
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#define fTrace(...) { if (fsDebugFlag & DEBUG_TRACE) { taosPrintLog("TFS ", cqDebugFlag, __VA_ARGS__); }}
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// Global Definitions
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#define TFS_MIN_DISK_FREE_SIZE 50 * 1024 * 1024
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// tdisk.c ======================================================
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typedef struct {
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int64_t size;
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int64_t used;
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int64_t free;
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} SDiskMeta;
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typedef struct SDisk {
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int level;
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int id;
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char dir[TSDB_FILENAME_LEN];
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SDiskMeta dmeta;
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} SDisk;
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#define DISK_LEVEL(pd) ((pd)->level)
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#define DISK_ID(pd) ((pd)->id)
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#define DISK_DIR(pd) ((pd)->dir)
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#define DISK_META(pd) ((pd)->dmeta)
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#define DISK_SIZE(pd) ((pd)->dmeta.size)
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#define DISK_USED_SIZE(pd) ((pd)->dmeta.used)
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#define DISK_FREE_SIZE(pd) ((pd)->dmeta.free)
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SDisk *tfsNewDisk(int level, int id, const char *dir);
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SDisk *tfsFreeDisk(SDisk *pDisk);
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int tfsUpdateDiskInfo(SDisk *pDisk);
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// ttier.c ======================================================
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typedef struct STier {
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pthread_spinlock_t lock;
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int level;
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int16_t ndisk; // # of disks mounted to this tier
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int16_t nextid; // next disk id to allocate
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STierMeta tmeta;
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SDisk * disks[TSDB_MAX_DISKS_PER_TIER];
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} STier;
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#define TIER_LEVEL(pt) ((pt)->level)
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#define TIER_NDISKS(pt) ((pt)->ndisk)
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#define TIER_SIZE(pt) ((pt)->tmeta.size)
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#define TIER_FREE_SIZE(pt) ((pt)->tmeta.free)
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#define TIER_AVAIL_DISKS(pt) ((pt)->tmeta.nAvailDisks)
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#define DISK_AT_TIER(pt, id) ((pt)->disks[id])
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int tfsInitTier(STier *pTier, int level);
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void tfsDestroyTier(STier *pTier);
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SDisk *tfsMountDiskToTier(STier *pTier, SDiskCfg *pCfg);
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void tfsUpdateTierInfo(STier *pTier, STierMeta *pTierMeta);
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int tfsAllocDiskOnTier(STier *pTier);
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void tfsGetTierMeta(STier *pTier, STierMeta *pTierMeta);
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void tfsPosNextId(STier *pTier);
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#ifdef __cplusplus
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}
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#endif
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#endif
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