77 lines
1.8 KiB
C
77 lines
1.8 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_BNODE_H_
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#define _TD_BNODE_H_
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#include "tmsgcb.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* ------------------------ TYPES EXPOSED ------------------------ */
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typedef struct SBnode SBnode;
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typedef struct {
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#ifdef WINDOWS
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size_t avoidCompilationErrors;
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#endif
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} SBnodeLoad;
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typedef struct {
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SMsgCb msgCb;
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} SBnodeOpt;
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/* ------------------------ SBnode ------------------------ */
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/**
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* @brief Start one Bnode in Dnode.
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*
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* @param path Path of the bnode.
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* @param pOption Option of the bnode.
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* @return SBnode* The bnode object.
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*/
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SBnode *bndOpen(const char *path, const SBnodeOpt *pOption);
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/**
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* @brief Stop Bnode in Dnode.
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*
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* @param pBnode The bnode object to close.
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*/
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void bndClose(SBnode *pBnode);
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/**
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* @brief Get the statistical information of Bnode
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*
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* @param pBnode The bnode object.
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* @param pLoad Statistics of the bnode.
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* @return int32_t 0 for success, -1 for failure.
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*/
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int32_t bndGetLoad(SBnode *pBnode, SBnodeLoad *pLoad);
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/**
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* @brief Process a query message.
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*
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* @param pBnode The bnode object.
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* @param pMsgs The array of SRpcMsg
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* @return int32_t 0 for success, -1 for failure
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*/
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int32_t bndProcessWMsgs(SBnode *pBnode, SArray *pMsgs);
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#ifdef __cplusplus
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}
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#endif
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#endif /*_TD_BNODE_H_*/ |