homework-jianmu/source/dnode/vnode/impl/src/vnodeRequest.c

116 lines
3.2 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "vnodeDef.h"
static int vnodeBuildCreateTableReq(void **buf, const SVCreateTableReq *pReq);
static void *vnodeParseCreateTableReq(void *buf, SVCreateTableReq *pReq);
int vnodeBuildReq(void **buf, const SVnodeReq *pReq, uint8_t type) {
int tsize = 0;
tsize += taosEncodeFixedU64(buf, pReq->ver);
switch (type) {
case TSDB_MSG_TYPE_CREATE_TABLE:
tsize += vnodeBuildCreateTableReq(buf, &(pReq->ctReq));
break;
case TSDB_MSG_TYPE_SUBMIT:
/* code */
break;
default:
break;
}
/* TODO */
return tsize;
}
void *vnodeParseReq(void *buf, SVnodeReq *pReq, uint8_t type) {
buf = taosDecodeFixedU64(buf, &(pReq->ver));
switch (type) {
case TSDB_MSG_TYPE_CREATE_TABLE:
buf = vnodeParseCreateTableReq(buf, &(pReq->ctReq));
break;
default:
break;
}
// TODO
return buf;
}
static int vnodeBuildCreateTableReq(void **buf, const SVCreateTableReq *pReq) {
int tsize = 0;
tsize += taosEncodeString(buf, pReq->name);
tsize += taosEncodeFixedU32(buf, pReq->ttl);
tsize += taosEncodeFixedU32(buf, pReq->keep);
tsize += taosEncodeFixedU8(buf, pReq->type);
switch (pReq->type) {
case META_SUPER_TABLE:
tsize += taosEncodeFixedU64(buf, pReq->stbCfg.suid);
tsize += tdEncodeSchema(buf, pReq->stbCfg.pSchema);
tsize += tdEncodeSchema(buf, pReq->stbCfg.pTagSchema);
break;
case META_CHILD_TABLE:
tsize += taosEncodeFixedU64(buf, pReq->ctbCfg.suid);
tsize += tdEncodeKVRow(buf, pReq->ctbCfg.pTag);
break;
case META_NORMAL_TABLE:
tsize += tdEncodeSchema(buf, pReq->ntbCfg.pSchema);
break;
default:
break;
}
return tsize;
}
static void *vnodeParseCreateTableReq(void *buf, SVCreateTableReq *pReq) {
buf = taosDecodeString(buf, &(pReq->name));
buf = taosDecodeFixedU32(buf, &(pReq->ttl));
buf = taosDecodeFixedU32(buf, &(pReq->keep));
buf = taosDecodeFixedU8(buf, &(pReq->type));
switch (pReq->type) {
case META_SUPER_TABLE:
buf = taosDecodeFixedU64(buf, &(pReq->stbCfg.suid));
buf = tdDecodeSchema(buf, &(pReq->stbCfg.pSchema));
buf = tdDecodeSchema(buf, &(pReq->stbCfg.pTagSchema));
break;
case META_CHILD_TABLE:
buf = taosDecodeFixedU64(buf, &(pReq->ctbCfg.suid));
buf = tdDecodeKVRow(buf, &(pReq->ctbCfg.pTag));
break;
case META_NORMAL_TABLE:
buf = tdDecodeSchema(buf, &(pReq->ntbCfg.pSchema));
break;
default:
break;
}
return buf;
}
int vnodeBuildDropTableReq(void **buf, const SVDropTableReq *pReq) {
// TODO
return 0;
}
void *vnodeParseDropTableReq(void *buf, SVDropTableReq *pReq) {
// TODO
}