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dnodeMgmt.c
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184 lines (152 loc) · 5.86 KB
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/*
* 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/>.
*/
#define _DEFAULT_SOURCE
#include "os.h"
#include "ihash.h"
#include "taoserror.h"
#include "taosmsg.h"
#include "tlog.h"
#include "trpc.h"
#include "tsdb.h"
#include "twal.h"
#include "dnodeMClient.h"
#include "dnodeMgmt.h"
#include "dnodeRead.h"
#include "dnodeWrite.h"
#include "vnode.h"
static int32_t dnodeOpenVnodes();
static void dnodeCloseVnodes();
static int32_t dnodeProcessCreateVnodeMsg(SRpcMsg *pMsg);
static int32_t dnodeProcessDropVnodeMsg(SRpcMsg *pMsg);
static int32_t dnodeProcessAlterVnodeMsg(SRpcMsg *pMsg);
static int32_t dnodeProcessAlterStreamMsg(SRpcMsg *pMsg);
static int32_t dnodeProcessConfigDnodeMsg(SRpcMsg *pMsg);
static int32_t (*dnodeProcessMgmtMsgFp[TSDB_MSG_TYPE_MAX])(SRpcMsg *pMsg);
int32_t dnodeInitMgmt() {
dnodeProcessMgmtMsgFp[TSDB_MSG_TYPE_MD_CREATE_VNODE] = dnodeProcessCreateVnodeMsg;
dnodeProcessMgmtMsgFp[TSDB_MSG_TYPE_MD_DROP_VNODE] = dnodeProcessDropVnodeMsg;
dnodeProcessMgmtMsgFp[TSDB_MSG_TYPE_MD_ALTER_VNODE] = dnodeProcessAlterVnodeMsg;
dnodeProcessMgmtMsgFp[TSDB_MSG_TYPE_MD_ALTER_STREAM] = dnodeProcessAlterStreamMsg;
dnodeProcessMgmtMsgFp[TSDB_MSG_TYPE_MD_CONFIG_DNODE] = dnodeProcessConfigDnodeMsg;
int32_t code = dnodeOpenVnodes();
if (code != TSDB_CODE_SUCCESS) {
return -1;
}
return TSDB_CODE_SUCCESS;
}
void dnodeCleanupMgmt() {
dnodeCloseVnodes();
}
void dnodeMgmt(SRpcMsg *pMsg) {
SRpcMsg rsp;
if (dnodeProcessMgmtMsgFp[pMsg->msgType]) {
rsp.code = (*dnodeProcessMgmtMsgFp[pMsg->msgType])(pMsg);
} else {
rsp.code = TSDB_CODE_MSG_NOT_PROCESSED;
}
rsp.handle = pMsg->handle;
rsp.pCont = NULL;
rpcSendResponse(&rsp);
rpcFreeCont(pMsg->pCont);
}
static int32_t dnodeGetVnodeList(int32_t vnodeList[]) {
DIR *dir = opendir(tsVnodeDir);
if (dir == NULL) {
return TSDB_CODE_NO_WRITE_ACCESS;
}
int32_t numOfVnodes = 0;
struct dirent *de = NULL;
while ((de = readdir(dir)) != NULL) {
if (strcmp(de->d_name, ".") == 0 || strcmp(de->d_name, "..") == 0) continue;
if (de->d_type & DT_DIR) {
if (strncmp("vnode", de->d_name, 5) != 0) continue;
int32_t vnode = atoi(de->d_name + 5);
if (vnode == 0) continue;
vnodeList[numOfVnodes] = vnode;
numOfVnodes++;
}
}
closedir(dir);
return numOfVnodes;
}
static int32_t dnodeOpenVnodes() {
char vnodeDir[TSDB_FILENAME_LEN * 3];
int32_t failed = 0;
int32_t *vnodeList = (int32_t *)malloc(sizeof(int32_t) * TSDB_MAX_VNODES);
int32_t numOfVnodes = dnodeGetVnodeList(vnodeList);
for (int32_t i = 0; i < numOfVnodes; ++i) {
snprintf(vnodeDir, TSDB_FILENAME_LEN * 3, "%s/vnode%d", tsVnodeDir, vnodeList[i]);
if (vnodeOpen(vnodeList[i], vnodeDir) < 0) failed++;
}
free(vnodeList);
dPrint("there are total vnodes:%d, failed to open:%d", numOfVnodes, failed);
return TSDB_CODE_SUCCESS;
}
static void dnodeCloseVnodes() {
int32_t *vnodeList = (int32_t *)malloc(sizeof(int32_t) * TSDB_MAX_VNODES);
int32_t numOfVnodes = dnodeGetVnodeList(vnodeList);
for (int32_t i = 0; i < numOfVnodes; ++i) {
vnodeClose(vnodeList[i]);
}
free(vnodeList);
dPrint("total vnodes:%d are all closed", numOfVnodes);
}
static int32_t dnodeProcessCreateVnodeMsg(SRpcMsg *rpcMsg) {
SMDCreateVnodeMsg *pCreate = rpcMsg->pCont;
pCreate->cfg.vgId = htonl(pCreate->cfg.vgId);
pCreate->cfg.maxSessions = htonl(pCreate->cfg.maxSessions);
pCreate->cfg.cacheBlockSize = htonl(pCreate->cfg.cacheBlockSize);
pCreate->cfg.daysPerFile = htonl(pCreate->cfg.daysPerFile);
pCreate->cfg.daysToKeep1 = htonl(pCreate->cfg.daysToKeep1);
pCreate->cfg.daysToKeep2 = htonl(pCreate->cfg.daysToKeep2);
pCreate->cfg.daysToKeep = htonl(pCreate->cfg.daysToKeep);
pCreate->cfg.commitTime = htonl(pCreate->cfg.commitTime);
pCreate->cfg.rowsInFileBlock = htonl(pCreate->cfg.rowsInFileBlock);
pCreate->cfg.blocksPerTable = htons(pCreate->cfg.blocksPerTable);
pCreate->cfg.cacheNumOfBlocks.totalBlocks = htonl(pCreate->cfg.cacheNumOfBlocks.totalBlocks);
for (int32_t j = 0; j < pCreate->cfg.replications; ++j) {
pCreate->vpeerDesc[j].vgId = htonl(pCreate->vpeerDesc[j].vgId);
pCreate->vpeerDesc[j].dnodeId = htonl(pCreate->vpeerDesc[j].dnodeId);
pCreate->vpeerDesc[j].ip = htonl(pCreate->vpeerDesc[j].ip);
}
return vnodeCreate(pCreate);
}
static int32_t dnodeProcessDropVnodeMsg(SRpcMsg *rpcMsg) {
SMDDropVnodeMsg *pDrop = rpcMsg->pCont;
pDrop->vgId = htonl(pDrop->vgId);
return vnodeDrop(pDrop->vgId);
}
static int32_t dnodeProcessAlterVnodeMsg(SRpcMsg *rpcMsg) {
SMDCreateVnodeMsg *pCreate = rpcMsg->pCont;
pCreate->cfg.vgId = htonl(pCreate->cfg.vgId);
pCreate->cfg.maxSessions = htonl(pCreate->cfg.maxSessions);
pCreate->cfg.daysPerFile = htonl(pCreate->cfg.daysPerFile);
return 0;
}
static int32_t dnodeProcessAlterStreamMsg(SRpcMsg *pMsg) {
// SMDAlterStreamMsg *pStream = pCont;
// pStream->uid = htobe64(pStream->uid);
// pStream->stime = htobe64(pStream->stime);
// pStream->vnode = htonl(pStream->vnode);
// pStream->sid = htonl(pStream->sid);
// pStream->status = htonl(pStream->status);
//
// int32_t code = dnodeCreateStream(pStream);
return 0;
}
static int32_t dnodeProcessConfigDnodeMsg(SRpcMsg *pMsg) {
SMDCfgDnodeMsg *pCfg = (SMDCfgDnodeMsg *)pMsg->pCont;
return tsCfgDynamicOptions(pCfg->config);
}