76 lines
2.2 KiB
C
76 lines
2.2 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 TDENGINE_VNODE_H
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#define TDENGINE_VNODE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum _VN_STATUS {
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TAOS_VN_STATUS_INIT,
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TAOS_VN_STATUS_READY,
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TAOS_VN_STATUS_CLOSING,
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TAOS_VN_STATUS_UPDATING,
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TAOS_VN_STATUS_RESET,
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} EVnStatus;
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typedef struct {
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int len;
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void *rsp;
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void *qhandle; //used by query and retrieve msg
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} SRspRet;
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typedef struct {
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SRspRet rspRet;
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void *pCont;
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int32_t contLen;
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SRpcMsg rpcMsg;
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} SReadMsg;
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extern char *vnodeStatus[];
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int32_t vnodeCreate(SCreateVnodeMsg *pVnodeCfg);
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int32_t vnodeDrop(int32_t vgId);
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int32_t vnodeOpen(int32_t vgId, char *rootDir);
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int32_t vnodeAlter(void *pVnode, SCreateVnodeMsg *pVnodeCfg);
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int32_t vnodeClose(int32_t vgId);
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void* vnodeAcquire(int32_t vgId); // add refcount
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void* vnodeAcquireRqueue(int32_t vgId); // add refCount, get read queue
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void* vnodeAcquireWqueue(int32_t vgId); // add recCount, get write queue
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void vnodeRelease(void *pVnode); // dec refCount
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void* vnodeGetWal(void *pVnode);
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int32_t vnodeProcessWrite(void *pVnode, int qtype, void *pHead, void *item);
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int32_t vnodeCheckWrite(void *pVnode);
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int32_t vnodeGetVnodeList(int32_t vnodeList[], int32_t *numOfVnodes);
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void vnodeBuildStatusMsg(void *param);
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void vnodeConfirmForward(void *param, uint64_t version, int32_t code);
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void vnodeSetAccess(SVgroupAccess *pAccess, int32_t numOfVnodes);
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int32_t vnodeInitResources();
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void vnodeCleanupResources();
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int32_t vnodeProcessRead(void *pVnode, SReadMsg *pReadMsg);
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int32_t vnodeCheckRead(void *pVnode);
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#ifdef __cplusplus
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}
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#endif
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#endif
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