homework-jianmu/source/dnode/mgmt/mgmt_dnode/src/dmHandle.c

207 lines
7.7 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/>.
*/
#define _DEFAULT_SOURCE
#include "dmInt.h"
static void dmUpdateDnodeCfg(SDnodeMgmt *pMgmt, SDnodeCfg *pCfg) {
if (pMgmt->data.dnodeId == 0 || pMgmt->data.clusterId == 0) {
dInfo("set dnodeId:%d clusterId:%" PRId64, pCfg->dnodeId, pCfg->clusterId);
taosWLockLatch(&pMgmt->data.latch);
pMgmt->data.dnodeId = pCfg->dnodeId;
pMgmt->data.clusterId = pCfg->clusterId;
dmWriteEps(pMgmt);
taosWUnLockLatch(&pMgmt->data.latch);
}
}
static void dmProcessStatusRsp(SDnodeMgmt *pMgmt, SRpcMsg *pRsp) {
if (pRsp->code != 0) {
if (pRsp->code == TSDB_CODE_MND_DNODE_NOT_EXIST && !pMgmt->data.dropped && pMgmt->data.dnodeId > 0) {
dInfo("dnode:%d, set to dropped since not exist in mnode", pMgmt->data.dnodeId);
pMgmt->data.dropped = 1;
dmWriteEps(pMgmt);
}
} else {
SStatusRsp statusRsp = {0};
if (pRsp->pCont != NULL && pRsp->contLen > 0 &&
tDeserializeSStatusRsp(pRsp->pCont, pRsp->contLen, &statusRsp) == 0) {
pMgmt->data.dnodeVer = statusRsp.dnodeVer;
dmUpdateDnodeCfg(pMgmt, &statusRsp.dnodeCfg);
dmUpdateEps(pMgmt, statusRsp.pDnodeEps);
}
rpcFreeCont(pRsp->pCont);
tFreeSStatusRsp(&statusRsp);
}
}
void dmSendStatusReq(SDnodeMgmt *pMgmt) {
SStatusReq req = {0};
taosRLockLatch(&pMgmt->data.latch);
req.sver = tsVersion;
req.dnodeVer = pMgmt->data.dnodeVer;
req.dnodeId = pMgmt->data.dnodeId;
req.clusterId = pMgmt->data.clusterId;
if (req.clusterId == 0) req.dnodeId = 0;
req.rebootTime = pMgmt->data.rebootTime;
req.updateTime = pMgmt->data.updateTime;
req.numOfCores = tsNumOfCores;
req.numOfSupportVnodes = pMgmt->data.supportVnodes;
tstrncpy(req.dnodeEp, pMgmt->data.localEp, TSDB_EP_LEN);
req.clusterCfg.statusInterval = tsStatusInterval;
req.clusterCfg.checkTime = 0;
char timestr[32] = "1970-01-01 00:00:00.00";
(void)taosParseTime(timestr, &req.clusterCfg.checkTime, (int32_t)strlen(timestr), TSDB_TIME_PRECISION_MILLI, 0);
memcpy(req.clusterCfg.timezone, tsTimezoneStr, TD_TIMEZONE_LEN);
memcpy(req.clusterCfg.locale, tsLocale, TD_LOCALE_LEN);
memcpy(req.clusterCfg.charset, tsCharset, TD_LOCALE_LEN);
taosRUnLockLatch(&pMgmt->data.latch);
SMonVloadInfo vinfo = {0};
dmGetVnodeLoads(pMgmt, &vinfo);
req.pVloads = vinfo.pVloads;
pMgmt->data.unsyncedVgId = 0;
pMgmt->data.vndState = TAOS_SYNC_STATE_LEADER;
for (int32_t i = 0; i < taosArrayGetSize(req.pVloads); ++i) {
SVnodeLoad *pLoad = taosArrayGet(req.pVloads, i);
if (pLoad->syncState != TAOS_SYNC_STATE_LEADER && pLoad->syncState != TAOS_SYNC_STATE_FOLLOWER) {
pMgmt->data.unsyncedVgId = pLoad->vgId;
pMgmt->data.vndState = pLoad->syncState;
}
}
SMonMloadInfo minfo = {0};
dmGetMnodeLoads(pMgmt, &minfo);
pMgmt->data.mndState = minfo.load.syncState;
int32_t contLen = tSerializeSStatusReq(NULL, 0, &req);
void *pHead = rpcMallocCont(contLen);
tSerializeSStatusReq(pHead, contLen, &req);
tFreeSStatusReq(&req);
SRpcMsg rpcMsg = {.pCont = pHead, .contLen = contLen, .msgType = TDMT_MND_STATUS, .ahandle = (void *)0x9527};
SRpcMsg rpcRsp = {0};
dTrace("send req:%s to mnode, app:%p", TMSG_INFO(rpcMsg.msgType), rpcMsg.ahandle);
tmsgSendMnodeRecv(&rpcMsg, &rpcRsp);
dmProcessStatusRsp(pMgmt, &rpcRsp);
}
int32_t dmProcessAuthRsp(SDnodeMgmt *pMgmt, SNodeMsg *pMsg) {
SRpcMsg *pRsp = &pMsg->rpcMsg;
dError("auth rsp is received, but not supported yet");
return 0;
}
int32_t dmProcessGrantRsp(SDnodeMgmt *pMgmt, SNodeMsg *pMsg) {
SRpcMsg *pRsp = &pMsg->rpcMsg;
dError("grant rsp is received, but not supported yet");
return 0;
}
int32_t dmProcessConfigReq(SDnodeMgmt *pMgmt, SNodeMsg *pMsg) {
SRpcMsg *pReq = &pMsg->rpcMsg;
SDCfgDnodeReq *pCfg = pReq->pCont;
dError("config req is received, but not supported yet");
return TSDB_CODE_OPS_NOT_SUPPORT;
}
static void dmGetServerRunStatus(SDnodeMgmt *pMgmt, SServerStatusRsp *pStatus) {
pStatus->statusCode = TSDB_SRV_STATUS_SERVICE_OK;
pStatus->details[0] = 0;
SServerStatusRsp statusRsp = {0};
SMonMloadInfo minfo = {0};
dmGetMnodeLoads(pMgmt, &minfo);
if (minfo.isMnode && minfo.load.syncState != TAOS_SYNC_STATE_LEADER &&
minfo.load.syncState != TAOS_SYNC_STATE_CANDIDATE) {
pStatus->statusCode = TSDB_SRV_STATUS_SERVICE_DEGRADED;
snprintf(pStatus->details, sizeof(pStatus->details), "mnode sync state is %s", syncStr(minfo.load.syncState));
return;
}
SMonVloadInfo vinfo = {0};
dmGetVnodeLoads(pMgmt, &vinfo);
for (int32_t i = 0; i < taosArrayGetSize(vinfo.pVloads); ++i) {
SVnodeLoad *pLoad = taosArrayGet(vinfo.pVloads, i);
if (pLoad->syncState != TAOS_SYNC_STATE_LEADER && pLoad->syncState != TAOS_SYNC_STATE_FOLLOWER) {
pStatus->statusCode = TSDB_SRV_STATUS_SERVICE_DEGRADED;
snprintf(pStatus->details, sizeof(pStatus->details), "vnode:%d sync state is %s", pLoad->vgId,
syncStr(pLoad->syncState));
break;
}
}
taosArrayDestroy(vinfo.pVloads);
}
int32_t dmProcessServerRunStatus(SDnodeMgmt *pMgmt, SNodeMsg *pMsg) {
dDebug("server run status req is received");
SServerStatusRsp statusRsp = {0};
dmGetServerRunStatus(pMgmt, &statusRsp);
SRpcMsg rspMsg = {.handle = pMsg->rpcMsg.handle, .ahandle = pMsg->rpcMsg.ahandle, .refId = pMsg->rpcMsg.refId};
int32_t rspLen = tSerializeSServerStatusRsp(NULL, 0, &statusRsp);
if (rspLen < 0) {
rspMsg.code = TSDB_CODE_OUT_OF_MEMORY;
return -1;
}
void *pRsp = rpcMallocCont(rspLen);
if (pRsp == NULL) {
rspMsg.code = TSDB_CODE_OUT_OF_MEMORY;
return -1;
}
tSerializeSServerStatusRsp(pRsp, rspLen, &statusRsp);
pMsg->pRsp = pRsp;
pMsg->rspLen = rspLen;
return 0;
}
SArray *dmGetMsgHandles() {
int32_t code = -1;
SArray *pArray = taosArrayInit(16, sizeof(SMgmtHandle));
if (pArray == NULL) goto _OVER;
// Requests handled by DNODE
if (dmSetMgmtHandle(pArray, TDMT_DND_CREATE_MNODE, dmPutNodeMsgToMgmtQueue, 0) == NULL) goto _OVER;
if (dmSetMgmtHandle(pArray, TDMT_DND_DROP_MNODE, dmPutNodeMsgToMgmtQueue, 0) == NULL) goto _OVER;
if (dmSetMgmtHandle(pArray, TDMT_DND_CREATE_QNODE, dmPutNodeMsgToMgmtQueue, 0) == NULL) goto _OVER;
if (dmSetMgmtHandle(pArray, TDMT_DND_DROP_QNODE, dmPutNodeMsgToMgmtQueue, 0) == NULL) goto _OVER;
if (dmSetMgmtHandle(pArray, TDMT_DND_CREATE_SNODE, dmPutNodeMsgToMgmtQueue, 0) == NULL) goto _OVER;
if (dmSetMgmtHandle(pArray, TDMT_DND_DROP_SNODE, dmPutNodeMsgToMgmtQueue, 0) == NULL) goto _OVER;
if (dmSetMgmtHandle(pArray, TDMT_DND_CREATE_BNODE, dmPutNodeMsgToMgmtQueue, 0) == NULL) goto _OVER;
if (dmSetMgmtHandle(pArray, TDMT_DND_DROP_BNODE, dmPutNodeMsgToMgmtQueue, 0) == NULL) goto _OVER;
if (dmSetMgmtHandle(pArray, TDMT_DND_CONFIG_DNODE, dmPutNodeMsgToMgmtQueue, 0) == NULL) goto _OVER;
if (dmSetMgmtHandle(pArray, TDMT_DND_SERVER_STATUS, dmPutNodeMsgToMgmtQueue, 0) == NULL) goto _OVER;
// Requests handled by MNODE
if (dmSetMgmtHandle(pArray, TDMT_MND_GRANT_RSP, dmPutNodeMsgToMgmtQueue, 0) == NULL) goto _OVER;
if (dmSetMgmtHandle(pArray, TDMT_MND_AUTH_RSP, dmPutNodeMsgToMgmtQueue, 0) == NULL) goto _OVER;
code = 0;
_OVER:
if (code != 0) {
taosArrayDestroy(pArray);
return NULL;
} else {
return pArray;
}
}