refact file directory

source/dnode/mgmt/inc/dnodeEps.h → source/dnode/mgmt/inc/dnodeConfig.h

@@ -13,8 +13,8 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef _TD_DNODE_EPS_H_
-#define _TD_DNODE_EPS_H_
+#ifndef _TD_DNODE_CONFIG_H_
+#define _TD_DNODE_CONFIG_H_
 
 #ifdef __cplusplus
 extern "C" {
@@ -39,4 +39,4 @@ void dnodeSendRedirectMsg(SRpcMsg *rpcMsg, bool forShell);
 }
 #endif
 
-#endif /*_TD_DNODE_EPS_H_*/
\ No newline at end of file
+#endif /*_TD_DNODE_CONFIG_H_*/
\ No newline at end of file

source/dnode/mgmt/inc/dnodeDnode.h

+/*
+ * 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/>.
+ */
+
+#ifndef _TD_DNODE_DNODE_H_
+#define _TD_DNODE_DNODE_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+#include "dnodeInt.h"
+
+int32_t dnodeInitMsg();
+void    dnodeCleanupMsg();
+void    dnodeProcessStatusRsp(SRpcMsg *pMsg);
+void    dnodeProcessStartupReq(SRpcMsg *pMsg);
+void    dnodeProcessConfigDnodeReq(SRpcMsg *pMsg);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /*_TD_DNODE_DNODE_H_*/
\ No newline at end of file

source/dnode/mgmt/inc/dnodeMnode.h

+/*
+ * 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/>.
+ */
+
+#ifndef _TD_DNODE_MNODE_H_
+#define _TD_DNODE_MNODE_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+#include "dnodeInt.h"
+
+void dnodeProcessCreateMnodeReq(SRpcMsg *pMsg);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /*_TD_DNODE_MNODE_H_*/
\ No newline at end of file

source/dnode/mgmt/inc/dnodeTrans.h → source/dnode/mgmt/inc/dnodeTransport.h

@@ -13,8 +13,8 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef _TD_DNODE_TRANS_H_
-#define _TD_DNODE_TRANS_H_
+#ifndef _TD_DNODE_TRANSPORT_H_
+#define _TD_DNODE_TRANSPORT_H_
 
 #ifdef __cplusplus
 extern "C" {
@@ -30,4 +30,4 @@ void    dnodeSendMsgToDnode(SRpcEpSet *epSet, SRpcMsg *rpcMsg);
 }
 #endif
 
-#endif /*_TD_DNODE_TRANS_H_*/
+#endif /*_TD_DNODE_TRANSPORT_H_*/

source/dnode/mgmt/inc/dnodeMsg.h → source/dnode/mgmt/inc/dnodeVnodes.h

@@ -13,8 +13,8 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef _TD_DNODE_STATUS_H_
-#define _TD_DNODE_STATUS_H_
+#ifndef _TD_DNODE_VNODES_H_
+#define _TD_DNODE_VNODES_H_
 
 #ifdef __cplusplus
 extern "C" {
@@ -32,4 +32,4 @@ void    dnodeProcessConfigDnodeReq(SRpcMsg *pMsg);
 }
 #endif
 
-#endif /*_TD_DNODE_STATUS_H_*/
\ No newline at end of file
+#endif /*_TD_DNODE_VNODES_H_*/
\ No newline at end of file

source/dnode/mgmt/src/dnodeEps.c → source/dnode/mgmt/src/dnodeConfig.c

@@ -14,7 +14,7 @@
  */
 
 #define _DEFAULT_SOURCE
-#include "dnodeEps.h"
+#include "dnodeConfig.h"
 #include "cJSON.h"
 #include "thash.h"
 

source/dnode/mgmt/src/dnodeDnode.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 "dnodeDnode.h"
+#include "dnodeConfig.h"
+#include "mnode.h"
+#include "tthread.h"
+#include "ttime.h"
+#include "vnode.h"
+
+static struct {
+  pthread_t *threadId;
+  bool       stop;
+  uint32_t   rebootTime;
+} tsMsg;
+
+static void dnodeSendStatusMsg() {
+  int32_t     contLen = sizeof(SStatusMsg) + TSDB_MAX_VNODES * sizeof(SVnodeLoad);
+  SStatusMsg *pStatus = rpcMallocCont(contLen);
+  if (pStatus == NULL) {
+    dError("failed to malloc status message");
+    return;
+  }
+
+  pStatus->version = htonl(tsVersion);
+  pStatus->dnodeId = htonl(dnodeGetDnodeId());
+  tstrncpy(pStatus->dnodeEp, tsLocalEp, TSDB_EP_LEN);
+  pStatus->clusterId = htobe64(dnodeGetClusterId());
+  pStatus->lastReboot = htonl(tsMsg.rebootTime);
+  pStatus->numOfCores = htonl(tsNumOfCores);
+  pStatus->diskAvailable = tsAvailDataDirGB;
+
+  // fill cluster cfg parameters
+  pStatus->clusterCfg.statusInterval = htonl(tsStatusInterval);
+  pStatus->clusterCfg.checkTime = 0;
+  tstrncpy(pStatus->clusterCfg.timezone, tsTimezone, 64);
+  char timestr[32] = "1970-01-01 00:00:00.00";
+  (void)taosParseTime(timestr, &pStatus->clusterCfg.checkTime, (int32_t)strlen(timestr), TSDB_TIME_PRECISION_MILLI, 0);
+  tstrncpy(pStatus->clusterCfg.locale, tsLocale, TSDB_LOCALE_LEN);
+  tstrncpy(pStatus->clusterCfg.charset, tsCharset, TSDB_LOCALE_LEN);
+
+  // vnodeGetStatus(NULL, pStatus);
+  // contLen = sizeof(SStatusMsg) + pStatus->openVnodes * sizeof(SVnodeLoad);
+  // pStatus->openVnodes = htons(pStatus->openVnodes);
+
+  SRpcMsg rpcMsg = {.ahandle = NULL, .pCont = pStatus, .contLen = contLen, .msgType = TSDB_MSG_TYPE_DM_STATUS};
+
+  dnodeSendMsgToMnode(&rpcMsg);
+}
+
+void dnodeProcessStatusRsp(SRpcMsg *pMsg) {
+  dTrace("status rsp is received, code:%s", tstrerror(pMsg->code));
+  if (pMsg->code != TSDB_CODE_SUCCESS) return;
+
+  SStatusRsp *pStatusRsp = pMsg->pCont;
+
+  SDnodeCfg *pCfg = &pStatusRsp->dnodeCfg;
+  pCfg->dnodeId = htonl(pCfg->dnodeId);
+  pCfg->clusterId = htobe64(pCfg->clusterId);
+  pCfg->numOfVnodes = htonl(pCfg->numOfVnodes);
+  pCfg->numOfDnodes = htonl(pCfg->numOfDnodes);
+  dnodeUpdateCfg(pCfg);
+
+  if (pCfg->dropped) {
+    dError("status rsp is received, and set dnode to drop status");
+    return;
+  }
+
+  // vnodeSetAccess(pStatusRsp->vgAccess, pCfg->numOfVnodes);
+
+  SDnodeEps *eps = (SDnodeEps *)((char *)pStatusRsp->vgAccess + pCfg->numOfVnodes * sizeof(SVgroupAccess));
+  eps->dnodeNum = htonl(eps->dnodeNum);
+  for (int32_t i = 0; i < eps->dnodeNum; ++i) {
+    eps->dnodeEps[i].dnodeId = htonl(eps->dnodeEps[i].dnodeId);
+    eps->dnodeEps[i].dnodePort = htons(eps->dnodeEps[i].dnodePort);
+  }
+
+  dnodeUpdateDnodeEps(eps);
+}
+
+static void *dnodeThreadRoutine(void *param) {
+  int32_t ms = tsStatusInterval * 1000;
+  while (!tsMsg.stop) {
+    taosMsleep(ms);
+    dnodeSendStatusMsg();
+  }
+}
+
+int32_t dnodeInitMsg() {
+  tsMsg.stop = false;
+  tsMsg.rebootTime = taosGetTimestampSec();
+  tsMsg.threadId = taosCreateThread(dnodeThreadRoutine, NULL);
+  if (tsMsg.threadId == NULL) {
+    return -1;
+  }
+
+  dInfo("dnode msg is initialized");
+  return 0;
+}
+
+void dnodeCleanupMsg() {
+  if (tsMsg.threadId != NULL) {
+    tsMsg.stop = true;
+    taosDestoryThread(tsMsg.threadId);
+    tsMsg.threadId = NULL;
+  }
+
+  dInfo("dnode msg is cleanuped");
+}
+
+static int32_t dnodeStartMnode(SRpcMsg *pMsg) {
+  SCreateMnodeMsg *pCfg = pMsg->pCont;
+  pCfg->dnodeId = htonl(pCfg->dnodeId);
+  pCfg->mnodeNum = htonl(pCfg->mnodeNum);
+  for (int32_t i = 0; i < pCfg->mnodeNum; ++i) {
+    pCfg->mnodeEps[i].dnodeId = htonl(pCfg->mnodeEps[i].dnodeId);
+    pCfg->mnodeEps[i].dnodePort = htons(pCfg->mnodeEps[i].dnodePort);
+  }
+
+  if (pCfg->dnodeId != dnodeGetDnodeId()) {
+    dDebug("dnode:%d, in create meps msg is not equal with saved dnodeId:%d", pCfg->dnodeId, dnodeGetDnodeId());
+    return TSDB_CODE_MND_DNODE_ID_NOT_CONFIGURED;
+  }
+
+  if (mnodeGetStatus() == MN_STATUS_READY) return 0;
+
+  return mnodeDeploy();
+}
+
+void dnodeProcessCreateMnodeReq(SRpcMsg *pMsg) {
+  int32_t code = dnodeStartMnode(pMsg);
+
+  SRpcMsg rspMsg = {.handle = pMsg->handle, .pCont = NULL, .contLen = 0, .code = code};
+
+  rpcSendResponse(&rspMsg);
+  rpcFreeCont(pMsg->pCont);
+}
+
+void dnodeProcessConfigDnodeReq(SRpcMsg *pMsg) {
+  SCfgDnodeMsg *pCfg = pMsg->pCont;
+
+  int32_t code = taosCfgDynamicOptions(pCfg->config);
+
+  SRpcMsg rspMsg = {.handle = pMsg->handle, .pCont = NULL, .contLen = 0, .code = code};
+
+  rpcSendResponse(&rspMsg);
+  rpcFreeCont(pMsg->pCont);
+}
+
+void dnodeProcessStartupReq(SRpcMsg *pMsg) {
+  dInfo("startup msg is received, cont:%s", (char *)pMsg->pCont);
+
+  SStartupStep *pStep = rpcMallocCont(sizeof(SStartupStep));
+  dnodeGetStartup(pStep);
+
+  dDebug("startup msg is sent, step:%s desc:%s finished:%d", pStep->name, pStep->desc, pStep->finished);
+
+  SRpcMsg rpcRsp = {.handle = pMsg->handle, .pCont = pStep, .contLen = sizeof(SStartupStep)};
+  rpcSendResponse(&rpcRsp);
+  rpcFreeCont(pMsg->pCont);
+}

source/dnode/mgmt/src/dnodeInt.c

@@ -15,9 +15,9 @@
 
 #define _DEFAULT_SOURCE
 #include "dnodeCheck.h"
-#include "dnodeEps.h"
-#include "dnodeMsg.h"
-#include "dnodeTrans.h"
+#include "dnodeConfig.h"
+#include "dnodeDnode.h"
+#include "dnodeTransport.h"
 #include "mnode.h"
 #include "sync.h"
 #include "tcache.h"

source/dnode/mgmt/src/dnodeTransport.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/>.
+ */
+
+/* this file is mainly responsible for the communication between DNODEs. Each 
+ * dnode works as both server and client. Dnode may send status, grant, config
+ * messages to mnode, mnode may send create/alter/drop table/vnode messages 
+ * to dnode. All theses messages are handled from here
+ */
+
+#define _DEFAULT_SOURCE
+#include "dnodeTransport.h"
+#include "dnodeConfig.h"
+#include "dnodeDnode.h"
+#include "dnodeMnode.h"
+#include "dnodeVnodes.h"
+#include "mnode.h"
+#include "vnode.h"
+
+typedef void (*MsgFp)(SRpcMsg *pMsg);
+
+static struct {
+  void *serverRpc;
+  void *clientRpc;
+  void *shellRpc;
+  MsgFp msgFp[TSDB_MSG_TYPE_MAX];
+} tsTrans;
+
+static void dnodeInitMsgFp() {
+  // msg from client to dnode
+  tsTrans.msgFp[TSDB_MSG_TYPE_SUBMIT] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_QUERY] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_FETCH] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_TABLE] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DROP_TABLE] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_ALTER_TABLE] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_UPDATE_TAG_VAL] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_TABLE_META] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_TABLES_META] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_STABLE_VGROUP] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_MQ_QUERY] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_MQ_CONSUME] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_MQ_CONNECT] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_MQ_DISCONNECT] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_MQ_ACK] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_MQ_RESET] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_NETWORK_TEST] = dnodeProcessStartupReq;
+
+  // msg from client to mnode
+  tsTrans.msgFp[TSDB_MSG_TYPE_CONNECT] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_ACCT] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_ALTER_ACCT] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DROP_ACCT] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_USER] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_ALTER_USER] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DROP_USER] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_DNODE] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CONFIG_DNODE] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DROP_DNODE] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_DB] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DROP_DB] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_USE_DB] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_ALTER_DB] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_SYNC_DB] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_TOPIC] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DROP_TOPIC] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_ALTER_TOPIC] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_FUNCTION] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_ALTER_FUNCTION] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DROP_FUNCTION] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_STABLE] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DROP_STABLE] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_ALTER_STABLE] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_KILL_QUERY] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_KILL_CONN] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_HEARTBEAT] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_SHOW] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_SHOW_RETRIEVE] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_SHOW_RETRIEVE_FUNC] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_COMPACT_VNODE] = mnodeProcessMsg;
+
+  // message from mnode to dnode
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_STABLE_IN] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_STABLE_IN_RSP] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_STABLE_IN] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_ALTER_STABLE_IN_RSP] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_STABLE_IN] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DROP_STABLE_IN_RSP] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_VNODE_IN] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_VNODE_IN_RSP] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_ALTER_VNODE_IN] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_ALTER_VNODE_IN_RSP] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DROP_VNODE_IN] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DROP_VNODE_IN_RSP] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_SYNC_VNODE_IN] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_SYNC_VNODE_IN_RSP] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_COMPACT_VNODE_IN] = vnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_COMPACT_VNODE_IN_RSP] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_MNODE_IN] = dnodeProcessCreateMnodeReq;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CREATE_MNODE_IN_RSP] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DROP_MNODE_IN] = NULL;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DROP_MNODE_IN_RSP] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CONFIG_DNODE_IN] = NULL;
+  tsTrans.msgFp[TSDB_MSG_TYPE_CONFIG_DNODE_IN_RSP] = mnodeProcessMsg;
+
+  // message from dnode to mnode
+  tsTrans.msgFp[TSDB_MSG_TYPE_DM_AUTH] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DM_AUTH_RSP] = NULL;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DM_GRANT] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DM_GRANT_RSP] = NULL;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DM_STATUS] = mnodeProcessMsg;
+  tsTrans.msgFp[TSDB_MSG_TYPE_DM_STATUS_RSP] = dnodeProcessStatusRsp;
+}
+
+static void dnodeProcessPeerReq(SRpcMsg *pMsg, SRpcEpSet *pEpSet) {
+  SRpcMsg rspMsg = {.handle = pMsg->handle, .pCont = NULL, .contLen = 0};
+  int32_t msgType = pMsg->msgType;
+
+  if (msgType == TSDB_MSG_TYPE_NETWORK_TEST) {
+    dnodeProcessStartupReq(pMsg);
+    return;
+  }
+
+  if (dnodeGetRunStat() != DN_RUN_STAT_RUNNING) {
+    rspMsg.code = TSDB_CODE_APP_NOT_READY;
+    rpcSendResponse(&rspMsg);
+    rpcFreeCont(pMsg->pCont);
+    dTrace("RPC %p, peer req:%s is ignored since dnode not running", pMsg->handle, taosMsg[msgType]);
+    return;
+  }
+
+  if (pMsg->pCont == NULL) {
+    rspMsg.code = TSDB_CODE_DND_INVALID_MSG_LEN;
+    rpcSendResponse(&rspMsg);
+    return;
+  }
+
+  MsgFp fp = tsTrans.msgFp[msgType];
+  if (fp != NULL) {
+    dTrace("RPC %p, peer req:%s will be processed", pMsg->handle, taosMsg[msgType]);
+    (*fp)(pMsg);
+  } else {
+    dError("RPC %p, peer req:%s not processed", pMsg->handle, taosMsg[msgType]);
+    rspMsg.code = TSDB_CODE_DND_MSG_NOT_PROCESSED;
+    rpcSendResponse(&rspMsg);
+    rpcFreeCont(pMsg->pCont);
+  }
+}
+
+static int32_t dnodeInitServer() {
+  SRpcInit rpcInit;
+  memset(&rpcInit, 0, sizeof(rpcInit));
+  rpcInit.localPort = tsDnodeDnodePort;
+  rpcInit.label = "DND-S";
+  rpcInit.numOfThreads = 1;
+  rpcInit.cfp = dnodeProcessPeerReq;
+  rpcInit.sessions = TSDB_MAX_VNODES << 4;
+  rpcInit.connType = TAOS_CONN_SERVER;
+  rpcInit.idleTime = tsShellActivityTimer * 1000;
+
+  tsTrans.serverRpc = rpcOpen(&rpcInit);
+  if (tsTrans.serverRpc == NULL) {
+    dError("failed to init peer rpc server");
+    return -1;
+  }
+
+  dInfo("dnode peer rpc server is initialized");
+  return 0;
+}
+
+static void dnodeCleanupServer() {
+  if (tsTrans.serverRpc) {
+    rpcClose(tsTrans.serverRpc);
+    tsTrans.serverRpc = NULL;
+    dInfo("dnode peer server is closed");
+  }
+}
+
+static void dnodeProcessPeerRsp(SRpcMsg *pMsg, SRpcEpSet *pEpSet) {
+  int32_t msgType = pMsg->msgType;
+
+  if (dnodeGetRunStat() == DN_RUN_STAT_STOPPED) {
+    if (pMsg == NULL || pMsg->pCont == NULL) return;
+    dTrace("RPC %p, peer rsp:%s is ignored since dnode is stopping", pMsg->handle, taosMsg[msgType]);
+    rpcFreeCont(pMsg->pCont);
+    return;
+  }
+
+  if (msgType == TSDB_MSG_TYPE_DM_STATUS_RSP && pEpSet) {
+    dnodeUpdateMnodeEps(pEpSet);
+  }
+
+  MsgFp fp = tsTrans.msgFp[msgType];
+  if (fp != NULL) {
+    dTrace("RPC %p, peer rsp:%s will be processed", pMsg->handle, taosMsg[msgType]);
+    (*fp)(pMsg);
+  } else {
+    dDebug("RPC %p, peer rsp:%s not processed", pMsg->handle, taosMsg[msgType]);
+  }
+
+  rpcFreeCont(pMsg->pCont);
+}
+
+static int32_t dnodeInitClient() {
+  char     secret[TSDB_KEY_LEN] = "secret";
+  SRpcInit rpcInit;
+  memset(&rpcInit, 0, sizeof(rpcInit));
+  rpcInit.label = "DND-C";
+  rpcInit.numOfThreads = 1;
+  rpcInit.cfp = dnodeProcessPeerRsp;
+  rpcInit.sessions = TSDB_MAX_VNODES << 4;
+  rpcInit.connType = TAOS_CONN_CLIENT;
+  rpcInit.idleTime = tsShellActivityTimer * 1000;
+  rpcInit.user = "t";
+  rpcInit.ckey = "key";
+  rpcInit.secret = secret;
+
+  tsTrans.clientRpc = rpcOpen(&rpcInit);
+  if (tsTrans.clientRpc == NULL) {
+    dError("failed to init peer rpc client");
+    return -1;
+  }
+
+  dInfo("dnode peer rpc client is initialized");
+  return 0;
+}
+
+static void dnodeCleanupClient() {
+  if (tsTrans.clientRpc) {
+    rpcClose(tsTrans.clientRpc);
+    tsTrans.clientRpc = NULL;
+    dInfo("dnode peer rpc client is closed");
+  }
+}
+
+static void dnodeProcessShellReq(SRpcMsg *pMsg, SRpcEpSet *pEpSet) {
+  SRpcMsg rspMsg = {.handle = pMsg->handle, .pCont = NULL, .contLen = 0};
+  int32_t msgType = pMsg->msgType;
+
+  if (dnodeGetRunStat() == DN_RUN_STAT_STOPPED) {
+    dError("RPC %p, shell req:%s is ignored since dnode exiting", pMsg->handle, taosMsg[msgType]);
+    rspMsg.code = TSDB_CODE_DND_EXITING;
+    rpcSendResponse(&rspMsg);
+    rpcFreeCont(pMsg->pCont);
+    return;
+  } else if (dnodeGetRunStat() != DN_RUN_STAT_RUNNING) {
+    dError("RPC %p, shell req:%s is ignored since dnode not running", pMsg->handle, taosMsg[msgType]);
+    rspMsg.code = TSDB_CODE_APP_NOT_READY;
+    rpcSendResponse(&rspMsg);
+    rpcFreeCont(pMsg->pCont);
+    return;
+  }
+
+  if (pMsg->pCont == NULL) {
+    rspMsg.code = TSDB_CODE_DND_INVALID_MSG_LEN;
+    rpcSendResponse(&rspMsg);
+    return;
+  }
+
+  MsgFp fp = tsTrans.msgFp[msgType];
+  if (fp != NULL) {
+    dTrace("RPC %p, shell req:%s will be processed", pMsg->handle, taosMsg[msgType]);
+    (*fp)(pMsg);
+  } else {
+    dError("RPC %p, shell req:%s is not processed", pMsg->handle, taosMsg[msgType]);
+    rspMsg.code = TSDB_CODE_DND_MSG_NOT_PROCESSED;
+    rpcSendResponse(&rspMsg);
+    rpcFreeCont(pMsg->pCont);
+  }
+}
+
+void dnodeSendMsgToDnode(SRpcEpSet *epSet, SRpcMsg *rpcMsg) { rpcSendRequest(tsTrans.clientRpc, epSet, rpcMsg, NULL); }
+
+void dnodeSendMsgToMnode(SRpcMsg *rpcMsg) {
+  SRpcEpSet epSet = {0};
+  dnodeGetEpSetForPeer(&epSet);
+  dnodeSendMsgToDnode(&epSet, rpcMsg);
+}
+
+static void dnodeSendMsgToMnodeRecv(SRpcMsg *rpcMsg, SRpcMsg *rpcRsp) {
+  SRpcEpSet epSet = {0};
+  dnodeGetEpSetForPeer(&epSet);
+  rpcSendRecv(tsTrans.clientRpc, &epSet, rpcMsg, rpcRsp);
+}
+
+static int32_t dnodeRetrieveUserAuthInfo(char *user, char *spi, char *encrypt, char *secret, char *ckey) {
+  int32_t code = mnodeRetriveAuth(user, spi, encrypt, secret, ckey);
+  if (code != TSDB_CODE_APP_NOT_READY) return code;
+
+  SAuthMsg *pMsg = rpcMallocCont(sizeof(SAuthMsg));
+  tstrncpy(pMsg->user, user, sizeof(pMsg->user));
+
+  SRpcMsg rpcMsg = {0};
+  rpcMsg.pCont = pMsg;
+  rpcMsg.contLen = sizeof(SAuthMsg);
+  rpcMsg.msgType = TSDB_MSG_TYPE_DM_AUTH;
+
+  dDebug("user:%s, send auth msg to mnodes", user);
+  SRpcMsg rpcRsp = {0};
+  dnodeSendMsgToMnodeRecv(&rpcMsg, &rpcRsp);
+
+  if (rpcRsp.code != 0) {
+    dError("user:%s, auth msg received from mnodes, error:%s", user, tstrerror(rpcRsp.code));
+  } else {
+    SAuthRsp *pRsp = rpcRsp.pCont;
+    dDebug("user:%s, auth msg received from mnodes", user);
+    memcpy(secret, pRsp->secret, TSDB_KEY_LEN);
+    memcpy(ckey, pRsp->ckey, TSDB_KEY_LEN);
+    *spi = pRsp->spi;
+    *encrypt = pRsp->encrypt;
+  }
+
+  rpcFreeCont(rpcRsp.pCont);
+  return rpcRsp.code;
+}
+
+static int32_t dnodeInitShell() {
+  int32_t numOfThreads = (int32_t)((tsNumOfCores * tsNumOfThreadsPerCore) / 2.0);
+  if (numOfThreads < 1) {
+    numOfThreads = 1;
+  }
+
+  SRpcInit rpcInit;
+  memset(&rpcInit, 0, sizeof(rpcInit));
+  rpcInit.localPort = tsDnodeShellPort;
+  rpcInit.label = "SHELL";
+  rpcInit.numOfThreads = numOfThreads;
+  rpcInit.cfp = dnodeProcessShellReq;
+  rpcInit.sessions = tsMaxShellConns;
+  rpcInit.connType = TAOS_CONN_SERVER;
+  rpcInit.idleTime = tsShellActivityTimer * 1000;
+  rpcInit.afp = dnodeRetrieveUserAuthInfo;
+
+  tsTrans.shellRpc = rpcOpen(&rpcInit);
+  if (tsTrans.shellRpc == NULL) {
+    dError("failed to init shell rpc server");
+    return -1;
+  }
+
+  dInfo("dnode shell rpc server is initialized");
+  return 0;
+}
+
+static void dnodeCleanupShell() {
+  if (tsTrans.shellRpc) {
+    rpcClose(tsTrans.shellRpc);
+    tsTrans.shellRpc = NULL;
+  }
+}
+
+int32_t dnodeInitTrans() {
+  if (dnodeInitClient() != 0) {
+    return -1;
+  }
+
+  if (dnodeInitServer() != 0) {
+    return -1;
+  }
+
+  if (dnodeInitShell() != 0) {
+    return -1;
+  }
+
+  return 0;
+}
+
+void dnodeCleanupTrans() {
+  dnodeCleanupShell();
+  dnodeCleanupServer();
+  dnodeCleanupClient();
+}

source/server/dnode/src/dnodeInt.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 "dnodeCheck.h"
+#include "dnodeConfig.h"
+#include "dnodeDnode.h"
+#include "dnodeTransport.h"
+#include "mnode.h"
+#include "sync.h"
+#include "tcache.h"
+#include "tconfig.h"
+#include "tnote.h"
+#include "tstep.h"
+#include "vnode.h"
+#include "wal.h"
+
+static struct {
+  EDnStat      runStatus;
+  SStartupStep startup;
+  SSteps      *steps;
+} tsDnode;
+
+EDnStat dnodeGetRunStat() { return tsDnode.runStatus; }
+
+void dnodeSetRunStat(EDnStat stat) { tsDnode.runStatus = stat; }
+
+void dnodeReportStartup(char *name, char *desc) {
+  SStartupStep *startup = &tsDnode.startup;
+  tstrncpy(startup->name, name, strlen(startup->name));
+  tstrncpy(startup->desc, desc, strlen(startup->desc));
+  startup->finished = 0;
+}
+
+static void dnodeReportStartupFinished(char *name, char *desc) {
+  SStartupStep *startup = &tsDnode.startup;
+  tstrncpy(startup->name, name, strlen(startup->name));
+  tstrncpy(startup->desc, desc, strlen(startup->desc));
+  startup->finished = 1;
+}
+
+void dnodeGetStartup(SStartupStep *pStep) { memcpy(pStep, &tsDnode.startup, sizeof(SStartupStep)); }
+
+static int32_t dnodeInitVnode() {
+  return vnodeInit();
+}
+
+static int32_t dnodeInitMnode() {
+  SMnodePara para;
+  para.fp.GetDnodeEp = dnodeGetEp;
+  para.fp.SendMsgToDnode = dnodeSendMsgToDnode;
+  para.fp.SendMsgToMnode = dnodeSendMsgToMnode;
+  para.fp.SendRedirectMsg = dnodeSendRedirectMsg;
+  para.dnodeId = dnodeGetDnodeId();
+  para.clusterId = dnodeGetClusterId();
+
+  return mnodeInit(para);
+}
+
+static int32_t dnodeInitTfs() {}
+
+static int32_t dnodeInitMain() {
+  tsDnode.runStatus = DN_RUN_STAT_STOPPED;
+  tscEmbedded = 1;
+  taosIgnSIGPIPE();
+  taosBlockSIGPIPE();
+  taosResolveCRC();
+  taosInitGlobalCfg();
+  taosReadGlobalLogCfg();
+  taosSetCoreDump(tsEnableCoreFile);
+
+  if (!taosMkDir(tsLogDir)) {
+    printf("failed to create dir: %s, reason: %s\n", tsLogDir, strerror(errno));
+    return -1;
+  }
+
+  char temp[TSDB_FILENAME_LEN];
+  sprintf(temp, "%s/taosdlog", tsLogDir);
+  if (taosInitLog(temp, tsNumOfLogLines, 1) < 0) {
+    printf("failed to init log file\n");
+  }
+
+  if (!taosReadGlobalCfg()) {
+    taosPrintGlobalCfg();
+    dError("TDengine read global config failed");
+    return -1;
+  }
+
+  dInfo("start to initialize TDengine");
+
+  taosInitNotes();
+
+  return taosCheckGlobalCfg();
+}
+
+static void dnodeCleanupMain() {
+  taos_cleanup();
+  taosCloseLog();
+  taosStopCacheRefreshWorker();
+}
+
+static int32_t dnodeCheckRunning(char *dir) {
+  char filepath[256] = {0};
+  snprintf(filepath, sizeof(filepath), "%s/.running", dir);
+
+  FileFd fd = taosOpenFileCreateWriteTrunc(filepath);
+  if (fd < 0) {
+    dError("failed to open lock file:%s since %s, quit", filepath, strerror(errno));
+    return -1;
+  }
+
+  int32_t ret = taosLockFile(fd);
+  if (ret != 0) {
+    dError("failed to lock file:%s since %s, quit", filepath, strerror(errno));
+    taosCloseFile(fd);
+    return -1;
+  }
+
+  return 0;
+}
+
+static int32_t dnodeInitDir() {
+  sprintf(tsMnodeDir, "%s/mnode", tsDataDir);
+  sprintf(tsVnodeDir, "%s/vnode", tsDataDir);
+  sprintf(tsDnodeDir, "%s/dnode", tsDataDir);
+
+  if (!taosMkDir(tsDnodeDir)) {
+    dError("failed to create dir:%s since %s", tsDnodeDir, strerror(errno));
+    return -1;
+  }
+
+  if (!taosMkDir(tsMnodeDir)) {
+    dError("failed to create dir:%s since %s", tsMnodeDir, strerror(errno));
+    return -1;
+  }
+
+  if (!taosMkDir(tsVnodeDir)) {
+    dError("failed to create dir:%s since %s", tsVnodeDir, strerror(errno));
+    return -1;
+  }
+
+  if (dnodeCheckRunning(tsDnodeDir) != 0) {
+    return -1;
+  }
+
+  return 0;
+}
+
+static void dnodeCleanupDir() {}
+
+int32_t dnodeInit() {
+  SSteps *steps = taosStepInit(24, dnodeReportStartup);
+  if (steps == NULL) return -1;
+
+  taosStepAdd(steps, "dnode-main", dnodeInitMain, dnodeCleanupMain);
+  taosStepAdd(steps, "dnode-dir", dnodeInitDir, dnodeCleanupDir);
+  taosStepAdd(steps, "dnode-check", dnodeInitCheck, dnodeCleanupCheck);
+  taosStepAdd(steps, "dnode-rpc", rpcInit, rpcCleanup);
+  taosStepAdd(steps, "dnode-tfs", dnodeInitTfs, NULL);
+  taosStepAdd(steps, "dnode-wal", walInit, walCleanUp);
+  taosStepAdd(steps, "dnode-sync", syncInit, syncCleanUp);
+  taosStepAdd(steps, "dnode-eps", dnodeInitEps, dnodeCleanupEps);
+  taosStepAdd(steps, "dnode-vnode", dnodeInitVnode, vnodeCleanup);
+  taosStepAdd(steps, "dnode-mnode", dnodeInitMnode, mnodeCleanup);
+  taosStepAdd(steps, "dnode-trans", dnodeInitTrans, dnodeCleanupTrans);
+  taosStepAdd(steps, "dnode-msg", dnodeInitMsg, dnodeCleanupMsg);
+
+  tsDnode.steps = steps;
+  taosStepExec(tsDnode.steps);
+
+  dnodeSetRunStat(DN_RUN_STAT_RUNNING);
+  dnodeReportStartupFinished("TDengine", "initialized successfully");
+  dInfo("TDengine is initialized successfully");
+
+  return 0;
+}
+
+void dnodeCleanup() {
+  if (dnodeGetRunStat() != DN_RUN_STAT_STOPPED) {
+    dnodeSetRunStat(DN_RUN_STAT_STOPPED);
+    taosStepCleanup(tsDnode.steps);
+    tsDnode.steps = NULL;
+  }
+}
+
+// tsVnode.msgFp[TSDB_MSG_TYPE_MD_CREATE_VNODE] = vnodeProcessMgmtMsg;
+//   tsVnode.msgFp[TSDB_MSG_TYPE_MD_ALTER_VNODE] = vnodeProcessMgmtMsg;
+//   tsVnode.msgFp[TSDB_MSG_TYPE_MD_SYNC_VNODE] = vnodeProcessMgmtMsg;
+//   tsVnode.msgFp[TSDB_MSG_TYPE_MD_COMPACT_VNODE] = vnodeProcessMgmtMsg;
+//   tsVnode.msgFp[TSDB_MSG_TYPE_MD_DROP_VNODE] = vnodeProcessMgmtMsg;
+//   tsVnode.msgFp[TSDB_MSG_TYPE_MD_ALTER_STREAM] = vnodeProcessMgmtMsg;
+  
\ No newline at end of file

source/dnode/mgmt/src/dnodeMsg.c → source/server/dnode/src/dnodeMsg.c

@@ -14,8 +14,8 @@
  */
 
 #define _DEFAULT_SOURCE
-#include "dnodeMsg.h"
-#include "dnodeEps.h"
+#include "dnodeDnode.h"
+#include "dnodeConfig.h"
 #include "mnode.h"
 #include "tthread.h"
 #include "ttime.h"

source/dnode/mgmt/src/dnodeTrans.c → source/server/dnode/src/dnodeTrans.c

@@ -20,9 +20,9 @@
  */
 
 #define _DEFAULT_SOURCE
-#include "dnodeTrans.h"
-#include "dnodeEps.h"
-#include "dnodeMsg.h"
+#include "dnodeTransport.h"
+#include "dnodeConfig.h"
+#include "dnodeDnode.h"
 #include "mnode.h"
 #include "vnode.h"