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dnodeModule.c
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174 lines (149 loc) · 5.31 KB
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/*
* Copyright (c) 2019 TAOS Data, Inc. <[email protected]>
*
* 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 "mnode.h"
#include "http.h"
#include "tmqtt.h"
#include "monitor.h"
#include "dnodeModule.h"
typedef struct {
bool enable;
char * name;
int32_t (*initFp)();
int32_t (*startFp)();
void (*cleanUpFp)();
void (*stopFp)();
} SModule;
static SModule tsModule[TSDB_MOD_MAX] = {{0}};
static uint32_t tsModuleStatus = 0;
static void dnodeSetModuleStatus(int32_t module) {
tsModuleStatus |= (1 << module);
}
static void dnodeUnSetModuleStatus(int32_t module) {
tsModuleStatus &= ~(1 << module);
}
static void dnodeAllocModules() {
tsModule[TSDB_MOD_MNODE].enable = false;
tsModule[TSDB_MOD_MNODE].name = "mnode";
tsModule[TSDB_MOD_MNODE].initFp = mnodeInitSystem;
tsModule[TSDB_MOD_MNODE].cleanUpFp = mnodeCleanupSystem;
tsModule[TSDB_MOD_MNODE].startFp = mnodeStartSystem;
tsModule[TSDB_MOD_MNODE].stopFp = mnodeStopSystem;
tsModule[TSDB_MOD_HTTP].enable = (tsEnableHttpModule == 1);
tsModule[TSDB_MOD_HTTP].name = "http";
tsModule[TSDB_MOD_HTTP].initFp = httpInitSystem;
tsModule[TSDB_MOD_HTTP].cleanUpFp = httpCleanUpSystem;
tsModule[TSDB_MOD_HTTP].startFp = httpStartSystem;
tsModule[TSDB_MOD_HTTP].stopFp = httpStopSystem;
if (tsEnableHttpModule) {
dnodeSetModuleStatus(TSDB_MOD_HTTP);
}
#ifdef _MQTT
tsModule[TSDB_MOD_MQTT].enable = (tsEnableMqttModule == 1);
tsModule[TSDB_MOD_MQTT].name = "mqtt";
tsModule[TSDB_MOD_MQTT].initFp = mqttInitSystem;
tsModule[TSDB_MOD_MQTT].cleanUpFp = mqttCleanUpSystem;
tsModule[TSDB_MOD_MQTT].startFp = mqttStartSystem;
tsModule[TSDB_MOD_MQTT].stopFp = mqttStopSystem;
if (tsEnableMqttModule) {
dnodeSetModuleStatus(TSDB_MOD_MQTT);
}
#endif
tsModule[TSDB_MOD_MONITOR].enable = (tsEnableMonitorModule == 1);
tsModule[TSDB_MOD_MONITOR].name = "monitor";
tsModule[TSDB_MOD_MONITOR].initFp = monInitSystem;
tsModule[TSDB_MOD_MONITOR].cleanUpFp = monCleanupSystem;
tsModule[TSDB_MOD_MONITOR].startFp = monStartSystem;
tsModule[TSDB_MOD_MONITOR].stopFp = monStopSystem;
if (tsEnableMonitorModule) {
dnodeSetModuleStatus(TSDB_MOD_MONITOR);
}
}
void dnodeCleanupModules() {
for (EModuleType module = 1; module < TSDB_MOD_MAX; ++module) {
if (tsModule[module].enable && tsModule[module].stopFp) {
(*tsModule[module].stopFp)();
}
if (tsModule[module].cleanUpFp) {
(*tsModule[module].cleanUpFp)();
}
}
if (tsModule[TSDB_MOD_MNODE].cleanUpFp) {
(*tsModule[TSDB_MOD_MNODE].cleanUpFp)();
}
}
static int32_t dnodeStartModules() {
for (EModuleType module = 1; module < TSDB_MOD_MAX; ++module) {
if (tsModule[module].enable && tsModule[module].startFp) {
int32_t code = (*tsModule[module].startFp)();
if (code != 0) {
dError("failed to start module:%s, code:%d", tsModule[module].name, code);
return code;
}
}
}
return 0;
}
int32_t dnodeInitModules() {
dnodeAllocModules();
for (EModuleType module = 0; module < TSDB_MOD_MAX; ++module) {
if (tsModule[module].initFp) {
if ((*tsModule[module].initFp)() != 0) {
dError("failed to init module:%s", tsModule[module].name);
return -1;
}
}
}
dInfo("dnode modules is initialized");
return dnodeStartModules();
}
int32_t dnodeProcessModuleStatus(uint32_t moduleStatus) {
int32_t code = 0;
for (int32_t module = TSDB_MOD_MNODE; module < TSDB_MOD_HTTP; ++module) {
bool enableModule = moduleStatus & (1 << module);
if (!tsModule[module].enable && enableModule) {
dInfo("module status:%u is set, start %s module", moduleStatus, tsModule[module].name);
tsModule[module].enable = true;
dnodeSetModuleStatus(module);
code = (*tsModule[module].startFp)();
}
if (tsModule[module].enable && !enableModule) {
dInfo("module status:%u is set, stop %s module", moduleStatus, tsModule[module].name);
tsModule[module].enable = false;
dnodeUnSetModuleStatus(module);
(*tsModule[module].stopFp)();
}
}
return code;
}
int32_t dnodeStartMnode(SMInfos *pMinfos) {
if (tsModuleStatus & (1 << TSDB_MOD_MNODE)) {
dDebug("mnode module is already started, module status:%d", tsModuleStatus);
return 0;
}
uint32_t moduleStatus = tsModuleStatus | (1 << TSDB_MOD_MNODE);
dInfo("start mnode module, module status:%d, new status:%d", tsModuleStatus, moduleStatus);
int32_t code = dnodeProcessModuleStatus(moduleStatus);
if (code == 0) {
code = sdbUpdateSync(pMinfos);
}
if (code != 0) {
dError("failed to start mnode module since %s", tstrerror(code));
moduleStatus = tsModuleStatus & ~(1 << TSDB_MOD_MNODE);
dnodeProcessModuleStatus(moduleStatus);
}
return code;
}