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enh: delete redundancy code

This commit is contained in:
yihaoDeng 2022-05-21 11:18:32 +08:00
parent d06253934b
commit 305fa25490
18 changed files with 58 additions and 3190 deletions
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79
include/libs/transport/rpcHead.h
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@ -1,79 +0,0 @@
/*
* 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 TDENGINE_RPCHEAD_H
#define TDENGINE_RPCHEAD_H
#include <tdef.h>
#ifdef __cplusplus
extern "C" {
#endif
#define RPC_CONN_TCP 2
extern int tsRpcOverhead;
typedef struct {
void* msg;
int msgLen;
uint32_t ip;
uint16_t port;
int connType;
void* shandle;
void* thandle;
void* chandle;
} SRecvInfo;
#pragma pack(push, 1)
typedef struct {
char version : 4; // RPC version
char comp : 4; // compression algorithm, 0:no compression 1:lz4
char resflag : 2; // reserved bits
char spi : 3; // security parameter index
char encrypt : 3; // encrypt algorithm, 0: no encryption
uint16_t tranId; // transcation ID
uint32_t linkUid; // for unique connection ID assigned by client
uint64_t ahandle; // ahandle assigned by client
uint32_t sourceId; // source ID, an index for connection list
uint32_t destId; // destination ID, an index for connection list
uint32_t destIp; // destination IP address, for NAT scenario
char user[TSDB_UNI_LEN]; // user ID
uint16_t port; // for UDP only, port may be changed
char empty[1]; // reserved
uint16_t msgType; // message type
int32_t msgLen; // message length including the header iteslf
uint32_t msgVer;
int32_t code; // code in response message
uint8_t content[0]; // message body starts from here
} SRpcHead;
typedef struct {
int32_t reserved;
int32_t contLen;
} SRpcComp;
typedef struct {
uint32_t timeStamp;
uint8_t auth[TSDB_AUTH_LEN];
} SRpcDigest;
#pragma pack(pop)
#ifdef __cplusplus
}
#endif
#endif // TDENGINE_RPCHEAD_H

1
include/libs/transport/transport.h
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@ -20,7 +20,6 @@
extern "C" {
#endif
#ifdef __cplusplus
}
#endif

34
source/libs/transport/inc/rpcCache.h
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@ -1,34 +0,0 @@
/*
* 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 TDENGINE_RPC_CACHE_H
#define TDENGINE_RPC_CACHE_H
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
void *rpcOpenConnCache(int maxSessions, void (*cleanFp)(void *), void *tmrCtrl, int64_t keepTimer);
void rpcCloseConnCache(void *handle);
void rpcAddConnIntoCache(void *handle, void *data, char *fqdn, uint16_t port, int8_t connType);
void *rpcGetConnFromCache(void *handle, char *fqdn, uint16_t port, int8_t connType);
#ifdef __cplusplus
}
#endif
#endif // TDENGINE_RPC_CACHE_H

72
source/libs/transport/inc/rpcLog.h
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@ -1,72 +0,0 @@
/*
* 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 TDENGINE_RPC_LOG_H
#define TDENGINE_RPC_LOG_H
#ifdef __cplusplus
extern "C" {
#endif
#include "tlog.h"
#define tFatal(...) \
{ \
if (rpcDebugFlag & DEBUG_FATAL) { \
taosPrintLog("RPC FATAL ", DEBUG_FATAL, rpcDebugFlag, __VA_ARGS__); \
} \
}
#define tError(...) \
{ \
if (rpcDebugFlag & DEBUG_ERROR) { \
taosPrintLog("RPC ERROR ", DEBUG_ERROR, rpcDebugFlag, __VA_ARGS__); \
} \
}
#define tWarn(...) \
{ \
if (rpcDebugFlag & DEBUG_WARN) { \
taosPrintLog("RPC WARN ", DEBUG_WARN, rpcDebugFlag, __VA_ARGS__); \
} \
}
#define tInfo(...) \
{ \
if (rpcDebugFlag & DEBUG_INFO) { \
taosPrintLog("RPC ", DEBUG_INFO, rpcDebugFlag, __VA_ARGS__); \
} \
}
#define tDebug(...) \
{ \
if (rpcDebugFlag & DEBUG_DEBUG) { \
taosPrintLog("RPC ", DEBUG_DEBUG, rpcDebugFlag, __VA_ARGS__); \
} \
}
#define tTrace(...) \
{ \
if (rpcDebugFlag & DEBUG_TRACE) { \
taosPrintLog("RPC ", DEBUG_TRACE, rpcDebugFlag, __VA_ARGS__); \
} \
}
#define tDump(x, y) \
{ \
if (rpcDebugFlag & DEBUG_DUMP) { \
taosDumpData((unsigned char *)x, y); \
} \
}
#ifdef __cplusplus
}
#endif
#endif // TDENGINE_RPC_LOG_H

40
source/libs/transport/inc/rpcTcp.h
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@ -1,40 +0,0 @@
/*
* 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 _rpc_tcp_header_
#define _rpc_tcp_header_
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
void *taosInitTcpServer(uint32_t ip, uint16_t port, char *label, int numOfThreads, void *fp, void *shandle);
void taosStopTcpServer(void *param);
void taosCleanUpTcpServer(void *param);
void *taosInitTcpClient(uint32_t ip, uint16_t port, char *label, int num, void *fp, void *shandle);
void taosStopTcpClient(void *chandle);
void taosCleanUpTcpClient(void *chandle);
void *taosOpenTcpClientConnection(void *shandle, void *thandle, uint32_t ip, uint16_t port);
void taosCloseTcpConnection(void *chandle);
int taosSendTcpData(uint32_t ip, uint16_t port, void *data, int len, void *chandle);
#ifdef __cplusplus
}
#endif
#endif

41
source/libs/transport/inc/rpcUdp.h
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@ -1,41 +0,0 @@
/*
* 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 _rpc_udp_header_
#define _rpc_udp_header_
#ifdef __cplusplus
extern "C" {
#endif
#include "taosdef.h"
void *taosInitUdpConnection(uint32_t ip, uint16_t port, char *label, int, void *fp, void *shandle);
void taosStopUdpConnection(void *handle);
void taosCleanUpUdpConnection(void *handle);
int taosSendUdpData(uint32_t ip, uint16_t port, void *data, int dataLen, void *chandle);
void *taosOpenUdpConnection(void *shandle, void *thandle, uint32_t ip, uint16_t port);
void taosFreeMsgHdr(void *hdr);
int taosMsgHdrSize(void *hdr);
void taosSendMsgHdr(void *hdr, TdFilePtr pFile);
void taosInitMsgHdr(void **hdr, void *dest, int maxPkts);
void taosSetMsgHdrData(void *hdr, char *data, int dataLen);
#ifdef __cplusplus
}
#endif
#endif

33
source/libs/transport/inc/transComm.h
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@ -12,7 +12,8 @@
* 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/>.
*/
#ifdef USE_UV
#ifndef _TD_TRANSPORT_COMM_H
#define _TD_TRANSPORT_COMM_H
#ifdef __cplusplus
extern "C" {
@ -22,9 +23,6 @@ extern "C" {
#include "lz4.h"
#include "os.h"
#include "osSocket.h"
#include "rpcCache.h"
#include "rpcHead.h"
#include "rpcLog.h"
#include "taoserror.h"
#include "tglobal.h"
#include "thash.h"
@ -33,6 +31,7 @@ extern "C" {
#include "tmd5.h"
#include "tmempool.h"
#include "tmsg.h"
#include "transLog.h"
#include "transportInt.h"
#include "tref.h"
#include "trpc.h"
@ -193,12 +192,7 @@ typedef enum { ConnNormal, ConnAcquire, ConnRelease, ConnBroken, ConnInPool } Co
#define container_of(ptr, type, member) ((type*)((char*)(ptr)-offsetof(type, member)))
#define RPC_RESERVE_SIZE (sizeof(STranConnCtx))
#define RPC_MSG_OVERHEAD (sizeof(SRpcHead) + sizeof(SRpcDigest))
#define rpcHeadFromCont(cont) ((SRpcHead*)((char*)cont - sizeof(SRpcHead)))
#define rpcContFromHead(msg) (msg + sizeof(SRpcHead))
#define rpcMsgLenFromCont(contLen) (contLen + sizeof(SRpcHead))
#define rpcContLenFromMsg(msgLen) (msgLen - sizeof(SRpcHead))
#define rpcIsReq(type) (type & 1U)
#define rpcIsReq(type) (type & 1U)
#define TRANS_RESERVE_SIZE (sizeof(STranConnCtx))
@ -209,15 +203,14 @@ typedef enum { ConnNormal, ConnAcquire, ConnRelease, ConnBroken, ConnInPool } Co
#define transContLenFromMsg(msgLen) (msgLen - sizeof(STransMsgHead));
#define transIsReq(type) (type & 1U)
int rpcAuthenticateMsg(void* pMsg, int msgLen, void* pAuth, void* pKey);
void rpcBuildAuthHead(void* pMsg, int msgLen, void* pAuth, void* pKey);
int32_t rpcCompressRpcMsg(char* pCont, int32_t contLen);
SRpcHead* rpcDecompressRpcMsg(SRpcHead* pHead);
int transAuthenticateMsg(void* pMsg, int msgLen, void* pAuth, void* pKey);
void transBuildAuthHead(void* pMsg, int msgLen, void* pAuth, void* pKey);
bool transCompressMsg(char* msg, int32_t len, int32_t* flen);
bool transDecompressMsg(char* msg, int32_t len, int32_t* flen);
// int rpcAuthenticateMsg(void* pMsg, int msgLen, void* pAuth, void* pKey);
// void rpcBuildAuthHead(void* pMsg, int msgLen, void* pAuth, void* pKey);
//// int32_t rpcCompressRpcMsg(char* pCont, int32_t contLen);
//
// int transAuthenticateMsg(void* pMsg, int msgLen, void* pAuth, void* pKey);
// void transBuildAuthHead(void* pMsg, int msgLen, void* pAuth, void* pKey);
// bool transCompressMsg(char* msg, int32_t len, int32_t* flen);
// bool transDecompressMsg(char* msg, int32_t len, int32_t* flen);
void transFreeMsg(void* msg);
@ -365,4 +358,4 @@ void transThreadOnce();
}
#endif
#endif
#endif // _TD_TRANSPORT_COMM_H

38
source/libs/transport/inc/transLog.h Normal file
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@ -0,0 +1,38 @@
/*
* 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_TRANSPORT_LOG_H
#define _TD_TRANSPORT_LOG_H
#ifdef __cplusplus
extern "C" {
#endif
// clang-format off
#include "tlog.h"
#define tFatal(...) do {if (rpcDebugFlag & DEBUG_FATAL){ taosPrintLog("RPC FATAL ", DEBUG_FATAL, rpcDebugFlag, __VA_ARGS__); }} while (0)
#define tError(...)do { if (rpcDebugFlag & DEBUG_ERROR){ taosPrintLog("RPC ERROR ", DEBUG_ERROR, rpcDebugFlag, __VA_ARGS__); } } while(0)
#define tWarn(...) do { if (rpcDebugFlag & DEBUG_WARN) { taosPrintLog("RPC WARN ", DEBUG_WARN, rpcDebugFlag, __VA_ARGS__); }} while(0)
#define tInfo(...) do { if (rpcDebugFlag & DEBUG_INFO) { taosPrintLog("RPC ", DEBUG_INFO, rpcDebugFlag, __VA_ARGS__); }} while(0)
#define tDebug(...) do {if (rpcDebugFlag & DEBUG_DEBUG){ taosPrintLog("RPC ", DEBUG_DEBUG, rpcDebugFlag, __VA_ARGS__); }} while(0)
#define tTrace(...) do {if (rpcDebugFlag & DEBUG_TRACE){ taosPrintLog("RPC ", DEBUG_TRACE, rpcDebugFlag, __VA_ARGS__); }} while(0)
#define tDump(x, y) do {if (rpcDebugFlag & DEBUG_DUMP) { taosDumpData((unsigned char *)x, y); } } while(0)
// clang-format on
#ifdef __cplusplus
}
#endif
#endif // __TRANS_LOG_H

4
source/libs/transport/inc/transportInt.h
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@ -21,14 +21,12 @@
#endif
#include "lz4.h"
#include "os.h"
#include "rpcCache.h"
#include "rpcHead.h"
#include "rpcLog.h"
#include "taoserror.h"
#include "tglobal.h"
#include "thash.h"
#include "tidpool.h"
#include "tmsg.h"
#include "transLog.h"
#include "tref.h"
#include "trpc.h"
#include "ttimer.h"

294
source/libs/transport/src/rpcCache.c
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@ -1,294 +0,0 @@
/*
* 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 "rpcCache.h"
#include "os.h"
#include "rpcLog.h"
#include "taosdef.h"
#include "tglobal.h"
#include "tmempool.h"
#include "ttimer.h"
#include "tutil.h"
typedef struct SConnHash {
char fqdn[TSDB_FQDN_LEN];
uint16_t port;
char connType;
struct SConnHash *prev;
struct SConnHash *next;
void * data;
uint64_t time;
} SConnHash;
typedef struct {
SConnHash ** connHashList;
mpool_h connHashMemPool;
int maxSessions;
int total;
int * count;
int64_t keepTimer;
TdThreadMutex mutex;
void (*cleanFp)(void *);
void * tmrCtrl;
void * pTimer;
int64_t *lockedBy;
} SConnCache;
static int rpcHashConn(void *handle, char *fqdn, uint16_t port, int8_t connType);
static void rpcLockCache(int64_t *lockedBy);
static void rpcUnlockCache(int64_t *lockedBy);
static void rpcCleanConnCache(void *handle, void *tmrId);
static void rpcRemoveExpiredNodes(SConnCache *pCache, SConnHash *pNode, int hash, uint64_t time);
void *rpcOpenConnCache(int maxSessions, void (*cleanFp)(void *), void *tmrCtrl, int64_t keepTimer) {
SConnHash **connHashList;
mpool_h connHashMemPool;
SConnCache *pCache;
connHashMemPool = taosMemPoolInit(maxSessions, sizeof(SConnHash));
if (connHashMemPool == 0) return NULL;
connHashList = taosMemoryCalloc(sizeof(SConnHash *), maxSessions);
if (connHashList == 0) {
taosMemPoolCleanUp(connHashMemPool);
return NULL;
}
pCache = taosMemoryMalloc(sizeof(SConnCache));
if (pCache == NULL) {
taosMemPoolCleanUp(connHashMemPool);
taosMemoryFree(connHashList);
return NULL;
}
memset(pCache, 0, sizeof(SConnCache));
pCache->count = taosMemoryCalloc(sizeof(int), maxSessions);
pCache->total = 0;
pCache->keepTimer = keepTimer;
pCache->maxSessions = maxSessions;
pCache->connHashMemPool = connHashMemPool;
pCache->connHashList = connHashList;
pCache->cleanFp = cleanFp;
pCache->tmrCtrl = tmrCtrl;
pCache->lockedBy = taosMemoryCalloc(sizeof(int64_t), maxSessions);
taosTmrReset(rpcCleanConnCache, (int32_t)(pCache->keepTimer * 2), pCache, pCache->tmrCtrl, &pCache->pTimer);
taosThreadMutexInit(&pCache->mutex, NULL);
return pCache;
}
void rpcCloseConnCache(void *handle) {
SConnCache *pCache;
pCache = (SConnCache *)handle;
if (pCache == NULL || pCache->maxSessions == 0) return;
taosThreadMutexLock(&pCache->mutex);
taosTmrStopA(&(pCache->pTimer));
if (pCache->connHashMemPool) taosMemPoolCleanUp(pCache->connHashMemPool);
taosMemoryFreeClear(pCache->connHashList);
taosMemoryFreeClear(pCache->count);
taosMemoryFreeClear(pCache->lockedBy);
taosThreadMutexUnlock(&pCache->mutex);
taosThreadMutexDestroy(&pCache->mutex);
memset(pCache, 0, sizeof(SConnCache));
taosMemoryFree(pCache);
}
void rpcAddConnIntoCache(void *handle, void *data, char *fqdn, uint16_t port, int8_t connType) {
int hash;
SConnHash * pNode;
SConnCache *pCache;
uint64_t time = taosGetTimestampMs();
pCache = (SConnCache *)handle;
assert(pCache);
assert(data);
hash = rpcHashConn(pCache, fqdn, port, connType);
pNode = (SConnHash *)taosMemPoolMalloc(pCache->connHashMemPool);
tstrncpy(pNode->fqdn, fqdn, sizeof(pNode->fqdn));
pNode->port = port;
pNode->connType = connType;
pNode->data = data;
pNode->prev = NULL;
pNode->time = time;
rpcLockCache(pCache->lockedBy + hash);
pNode->next = pCache->connHashList[hash];
if (pCache->connHashList[hash] != NULL) (pCache->connHashList[hash])->prev = pNode;
pCache->connHashList[hash] = pNode;
pCache->count[hash]++;
rpcRemoveExpiredNodes(pCache, pNode->next, hash, time);
rpcUnlockCache(pCache->lockedBy + hash);
pCache->total++;
// tTrace("%p %s:%hu:%d:%d:%p added into cache, connections:%d", data, fqdn, port, connType, hash, pNode,
// pCache->count[hash]);
return;
}
void *rpcGetConnFromCache(void *handle, char *fqdn, uint16_t port, int8_t connType) {
int hash;
SConnHash * pNode;
SConnCache *pCache;
void * pData = NULL;
pCache = (SConnCache *)handle;
assert(pCache);
uint64_t time = taosGetTimestampMs();
hash = rpcHashConn(pCache, fqdn, port, connType);
rpcLockCache(pCache->lockedBy + hash);
pNode = pCache->connHashList[hash];
while (pNode) {
if (time >= pCache->keepTimer + pNode->time) {
rpcRemoveExpiredNodes(pCache, pNode, hash, time);
pNode = NULL;
break;
}
if (strcmp(pNode->fqdn, fqdn) == 0 && pNode->port == port && pNode->connType == connType) break;
pNode = pNode->next;
}
if (pNode) {
rpcRemoveExpiredNodes(pCache, pNode->next, hash, time);
if (pNode->prev) {
pNode->prev->next = pNode->next;
} else {
pCache->connHashList[hash] = pNode->next;
}
if (pNode->next) {
pNode->next->prev = pNode->prev;
}
pData = pNode->data;
taosMemPoolFree(pCache->connHashMemPool, (char *)pNode);
pCache->total--;
pCache->count[hash]--;
}
rpcUnlockCache(pCache->lockedBy + hash);
if (pData) {
// tTrace("%p %s:%hu:%d:%d:%p retrieved from cache, connections:%d", pData, fqdn, port, connType, hash, pNode,
// pCache->count[hash]);
} else {
// tTrace("%s:%hu:%d:%d failed to retrieve conn from cache, connections:%d", fqdn, port, connType, hash,
// pCache->count[hash]);
}
return pData;
}
static void rpcCleanConnCache(void *handle, void *tmrId) {
int hash;
SConnHash * pNode;
SConnCache *pCache;
pCache = (SConnCache *)handle;
if (pCache == NULL || pCache->maxSessions == 0) return;
if (pCache->pTimer != tmrId) return;
taosThreadMutexLock(&pCache->mutex);
uint64_t time = taosGetTimestampMs();
for (hash = 0; hash < pCache->maxSessions; ++hash) {
rpcLockCache(pCache->lockedBy + hash);
pNode = pCache->connHashList[hash];
rpcRemoveExpiredNodes(pCache, pNode, hash, time);
rpcUnlockCache(pCache->lockedBy + hash);
}
// tTrace("timer, total connections in cache:%d", pCache->total);
taosTmrReset(rpcCleanConnCache, (int32_t)(pCache->keepTimer * 2), pCache, pCache->tmrCtrl, &pCache->pTimer);
taosThreadMutexUnlock(&pCache->mutex);
}
static void rpcRemoveExpiredNodes(SConnCache *pCache, SConnHash *pNode, int hash, uint64_t time) {
if (pNode == NULL || (time < pCache->keepTimer + pNode->time)) return;
SConnHash *pPrev = pNode->prev, *pNext;
while (pNode) {
(*pCache->cleanFp)(pNode->data);
pNext = pNode->next;
pCache->total--;
pCache->count[hash]--;
// tTrace("%p %s:%hu:%d:%d:%p removed from cache, connections:%d", pNode->data, pNode->fqdn, pNode->port,
// pNode->connType, hash, pNode,
// pCache->count[hash]);
taosMemPoolFree(pCache->connHashMemPool, (char *)pNode);
pNode = pNext;
}
if (pPrev)
pPrev->next = NULL;
else
pCache->connHashList[hash] = NULL;
}
static int rpcHashConn(void *handle, char *fqdn, uint16_t port, int8_t connType) {
SConnCache *pCache = (SConnCache *)handle;
int hash = 0;
char * temp = fqdn;
while (*temp) {
hash += *temp;
++temp;
}
hash += port;
hash += connType;
hash = hash % pCache->maxSessions;
return hash;
}
static void rpcLockCache(int64_t *lockedBy) {
int64_t tid = taosGetSelfPthreadId();
int i = 0;
while (atomic_val_compare_exchange_64(lockedBy, 0, tid) != 0) {
if (++i % 100 == 0) {
sched_yield();
}
}
}
static void rpcUnlockCache(int64_t *lockedBy) {
int64_t tid = taosGetSelfPthreadId();
if (atomic_val_compare_exchange_64(lockedBy, tid, 0) != tid) {
assert(false);
}
}

1682
source/libs/transport/src/rpcMain.c
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657
source/libs/transport/src/rpcTcp.c
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@ -1,657 +0,0 @@
/*
* 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 "rpcTcp.h"
#include "os.h"
#include "rpcHead.h"
#include "rpcLog.h"
#include "taosdef.h"
#include "taoserror.h"
#include "tutil.h"
#ifndef USE_UV
typedef struct SFdObj {
void * signature;
TdSocketPtr pSocket; // TCP socket FD
void * thandle; // handle from upper layer, like TAOS
uint32_t ip;
uint16_t port;
int16_t closedByApp; // 1: already closed by App
struct SThreadObj *pThreadObj;
struct SFdObj * prev;
struct SFdObj * next;
} SFdObj;
typedef struct SThreadObj {
TdThread thread;
SFdObj * pHead;
TdThreadMutex mutex;
uint32_t ip;
bool stop;
TdEpollPtr pEpoll;
int numOfFds;
int threadId;
char label[TSDB_LABEL_LEN];
void * shandle; // handle passed by upper layer during server initialization
void *(*processData)(SRecvInfo *pPacket);
} SThreadObj;
typedef struct {
char label[TSDB_LABEL_LEN];
int32_t index;
int numOfThreads;
SThreadObj **pThreadObj;
} SClientObj;
typedef struct {
TdSocketServerPtr pSocketServer;
uint32_t ip;
uint16_t port;
int8_t stop;
int8_t reserve;
char label[TSDB_LABEL_LEN];
int numOfThreads;
void * shandle;
SThreadObj **pThreadObj;
TdThread thread;
} SServerObj;
static void * taosProcessTcpData(void *param);
static SFdObj *taosMallocFdObj(SThreadObj *pThreadObj, TdSocketPtr pSocket);
static void taosFreeFdObj(SFdObj *pFdObj);
static void taosReportBrokenLink(SFdObj *pFdObj);
static void * taosAcceptTcpConnection(void *arg);
void *taosInitTcpServer(uint32_t ip, uint16_t port, char *label, int numOfThreads, void *fp, void *shandle) {
SServerObj *pServerObj;
SThreadObj *pThreadObj;
pServerObj = (SServerObj *)taosMemoryCalloc(sizeof(SServerObj), 1);
if (pServerObj == NULL) {
tError("TCP:%s no enough memory", label);
terrno = TAOS_SYSTEM_ERROR(errno);
return NULL;
}
pServerObj->pSocketServer = NULL;
taosResetPthread(&pServerObj->thread);
pServerObj->ip = ip;
pServerObj->port = port;
tstrncpy(pServerObj->label, label, sizeof(pServerObj->label));
pServerObj->numOfThreads = numOfThreads;
pServerObj->pThreadObj = (SThreadObj **)taosMemoryCalloc(sizeof(SThreadObj *), numOfThreads);
if (pServerObj->pThreadObj == NULL) {
tError("TCP:%s no enough memory", label);
terrno = TAOS_SYSTEM_ERROR(errno);
taosMemoryFree(pServerObj);
return NULL;
}
int code = 0;
TdThreadAttr thattr;
taosThreadAttrInit(&thattr);
taosThreadAttrSetDetachState(&thattr, PTHREAD_CREATE_JOINABLE);
// initialize parameters in case it may encounter error later
for (int i = 0; i < numOfThreads; ++i) {
pThreadObj = (SThreadObj *)taosMemoryCalloc(sizeof(SThreadObj), 1);
if (pThreadObj == NULL) {
tError("TCP:%s no enough memory", label);
terrno = TAOS_SYSTEM_ERROR(errno);
for (int j = 0; j < i; ++j) taosMemoryFree(pServerObj->pThreadObj[j]);
taosMemoryFree(pServerObj->pThreadObj);
taosMemoryFree(pServerObj);
return NULL;
}
pServerObj->pThreadObj[i] = pThreadObj;
pThreadObj->pEpoll = NULL;
taosResetPthread(&pThreadObj->thread);
pThreadObj->processData = fp;
tstrncpy(pThreadObj->label, label, sizeof(pThreadObj->label));
pThreadObj->shandle = shandle;
pThreadObj->stop = false;
}
// initialize mutex, thread, fd which may fail
for (int i = 0; i < numOfThreads; ++i) {
pThreadObj = pServerObj->pThreadObj[i];
code = taosThreadMutexInit(&(pThreadObj->mutex), NULL);
if (code < 0) {
tError("%s failed to init TCP process data mutex(%s)", label, strerror(errno));
break;
}
pThreadObj->pEpoll = taosCreateEpoll(10); // size does not matter
if (pThreadObj->pEpoll == NULL) {
tError("%s failed to create TCP epoll", label);
code = -1;
break;
}
code = taosThreadCreate(&(pThreadObj->thread), &thattr, taosProcessTcpData, (void *)(pThreadObj));
if (code != 0) {
tError("%s failed to create TCP process data thread(%s)", label, strerror(errno));
break;
}
pThreadObj->threadId = i;
}
pServerObj->pSocketServer = taosOpenTcpServerSocket(pServerObj->ip, pServerObj->port);
if (pServerObj->pSocketServer == NULL) code = -1;
if (code == 0) {
code = taosThreadCreate(&pServerObj->thread, &thattr, taosAcceptTcpConnection, (void *)pServerObj);
if (code != 0) {
tError("%s failed to create TCP accept thread(%s)", label, strerror(code));
}
}
if (code != 0) {
terrno = TAOS_SYSTEM_ERROR(errno);
taosCleanUpTcpServer(pServerObj);
pServerObj = NULL;
} else {
tDebug("%s TCP server is initialized, ip:0x%x port:%hu numOfThreads:%d", label, ip, port, numOfThreads);
}
taosThreadAttrDestroy(&thattr);
return (void *)pServerObj;
}
static void taosStopTcpThread(SThreadObj *pThreadObj) {
if (pThreadObj == NULL) {
return;
}
// save thread into local variable and signal thread to stop
TdThread thread = pThreadObj->thread;
if (!taosCheckPthreadValid(thread)) {
return;
}
pThreadObj->stop = true;
if (taosComparePthread(thread, taosThreadSelf())) {
pthread_detach(taosThreadSelf());
return;
}
taosThreadJoin(thread, NULL);
}
void taosStopTcpServer(void *handle) {
SServerObj *pServerObj = handle;
if (pServerObj == NULL) return;
pServerObj->stop = 1;
if (pServerObj->pSocketServer != NULL) {
taosShutDownSocketServerRD(pServerObj->pSocketServer);
}
if (taosCheckPthreadValid(pServerObj->thread)) {
if (taosComparePthread(pServerObj->thread, taosThreadSelf())) {
pthread_detach(taosThreadSelf());
} else {
taosThreadJoin(pServerObj->thread, NULL);
}
}
tDebug("%s TCP server is stopped", pServerObj->label);
}
void taosCleanUpTcpServer(void *handle) {
SServerObj *pServerObj = handle;
SThreadObj *pThreadObj;
if (pServerObj == NULL) return;
for (int i = 0; i < pServerObj->numOfThreads; ++i) {
pThreadObj = pServerObj->pThreadObj[i];
taosStopTcpThread(pThreadObj);
}
tDebug("%s TCP server is cleaned up", pServerObj->label);
taosMemoryFreeClear(pServerObj->pThreadObj);
taosMemoryFreeClear(pServerObj);
}
static void *taosAcceptTcpConnection(void *arg) {
TdSocketPtr pSocket = NULL;
struct sockaddr_in caddr;
int threadId = 0;
SThreadObj * pThreadObj;
SServerObj * pServerObj;
pServerObj = (SServerObj *)arg;
tDebug("%s TCP server is ready, ip:0x%x:%hu", pServerObj->label, pServerObj->ip, pServerObj->port);
setThreadName("acceptTcpConn");
while (1) {
socklen_t addrlen = sizeof(caddr);
pSocket = taosAcceptTcpConnectSocket(pServerObj->pSocketServer, (struct sockaddr *)&caddr, &addrlen);
if (pServerObj->stop) {
tDebug("%s TCP server stop accepting new connections", pServerObj->label);
break;
}
if (pSocket == NULL) {
if (errno == EINVAL) {
tDebug("%s TCP server stop accepting new connections, exiting", pServerObj->label);
break;
}
tError("%s TCP accept failure(%s)", pServerObj->label, strerror(errno));
continue;
}
taosKeepTcpAlive(pSocket);
struct timeval to = {5, 0};
int32_t ret = taosSetSockOpt(pSocket, SOL_SOCKET, SO_RCVTIMEO, &to, sizeof(to));
if (ret != 0) {
taosCloseSocket(&pSocket);
tError("%s failed to set recv timeout fd(%s)for connection from:%s:%hu", pServerObj->label, strerror(errno),
taosInetNtoa(caddr.sin_addr), htons(caddr.sin_port));
continue;
}
// pick up the thread to handle this connection
pThreadObj = pServerObj->pThreadObj[threadId];
SFdObj *pFdObj = taosMallocFdObj(pThreadObj, pSocket);
if (pFdObj) {
pFdObj->ip = caddr.sin_addr.s_addr;
pFdObj->port = htons(caddr.sin_port);
tDebug("%s new TCP connection from %s:%hu, FD:%p numOfFds:%d", pServerObj->label,
taosInetNtoa(caddr.sin_addr), pFdObj->port, pFdObj, pThreadObj->numOfFds);
} else {
taosCloseSocket(&pSocket);
tError("%s failed to malloc FdObj(%s) for connection from:%s:%hu", pServerObj->label, strerror(errno),
taosInetNtoa(caddr.sin_addr), htons(caddr.sin_port));
}
// pick up next thread for next connection
threadId++;
threadId = threadId % pServerObj->numOfThreads;
}
taosCloseSocketServer(&pServerObj->pSocketServer);
return NULL;
}
void *taosInitTcpClient(uint32_t ip, uint16_t port, char *label, int numOfThreads, void *fp, void *shandle) {
SClientObj *pClientObj = (SClientObj *)taosMemoryCalloc(1, sizeof(SClientObj));
if (pClientObj == NULL) {
tError("TCP:%s no enough memory", label);
terrno = TAOS_SYSTEM_ERROR(errno);
return NULL;
}
tstrncpy(pClientObj->label, label, sizeof(pClientObj->label));
pClientObj->numOfThreads = numOfThreads;
pClientObj->pThreadObj = (SThreadObj **)taosMemoryCalloc(numOfThreads, sizeof(SThreadObj *));
if (pClientObj->pThreadObj == NULL) {
tError("TCP:%s no enough memory", label);
taosMemoryFreeClear(pClientObj);
terrno = TAOS_SYSTEM_ERROR(errno);
}
int code = 0;
TdThreadAttr thattr;
taosThreadAttrInit(&thattr);
taosThreadAttrSetDetachState(&thattr, PTHREAD_CREATE_JOINABLE);
for (int i = 0; i < numOfThreads; ++i) {
SThreadObj *pThreadObj = (SThreadObj *)taosMemoryCalloc(1, sizeof(SThreadObj));
if (pThreadObj == NULL) {
tError("TCP:%s no enough memory", label);
terrno = TAOS_SYSTEM_ERROR(errno);
for (int j = 0; j < i; ++j) taosMemoryFree(pClientObj->pThreadObj[j]);
taosMemoryFree(pClientObj);
taosThreadAttrDestroy(&thattr);
return NULL;
}
pClientObj->pThreadObj[i] = pThreadObj;
taosResetPthread(&pThreadObj->thread);
pThreadObj->ip = ip;
pThreadObj->stop = false;
tstrncpy(pThreadObj->label, label, sizeof(pThreadObj->label));
pThreadObj->shandle = shandle;
pThreadObj->processData = fp;
}
// initialize mutex, thread, fd which may fail
for (int i = 0; i < numOfThreads; ++i) {
SThreadObj *pThreadObj = pClientObj->pThreadObj[i];
code = taosThreadMutexInit(&(pThreadObj->mutex), NULL);
if (code < 0) {
tError("%s failed to init TCP process data mutex(%s)", label, strerror(errno));
break;
}
pThreadObj->pEpoll = taosCreateEpoll(10); // size does not matter
if (pThreadObj->pEpoll == NULL) {
tError("%s failed to create TCP epoll", label);
code = -1;
break;
}
code = taosThreadCreate(&(pThreadObj->thread), &thattr, taosProcessTcpData, (void *)(pThreadObj));
if (code != 0) {
tError("%s failed to create TCP process data thread(%s)", label, strerror(errno));
break;
}
pThreadObj->threadId = i;
}
if (code != 0) {
terrno = TAOS_SYSTEM_ERROR(errno);
taosCleanUpTcpClient(pClientObj);
pClientObj = NULL;
}
return pClientObj;
}
void taosStopTcpClient(void *chandle) {
SClientObj *pClientObj = chandle;
if (pClientObj == NULL) return;
tDebug("%s TCP client is stopped", pClientObj->label);
}
void taosCleanUpTcpClient(void *chandle) {
SClientObj *pClientObj = chandle;
if (pClientObj == NULL) return;
for (int i = 0; i < pClientObj->numOfThreads; ++i) {
SThreadObj *pThreadObj = pClientObj->pThreadObj[i];
taosStopTcpThread(pThreadObj);
}
tDebug("%s TCP client is cleaned up", pClientObj->label);
taosMemoryFreeClear(pClientObj->pThreadObj);
taosMemoryFreeClear(pClientObj);
}
void *taosOpenTcpClientConnection(void *shandle, void *thandle, uint32_t ip, uint16_t port) {
SClientObj *pClientObj = shandle;
int32_t index = atomic_load_32(&pClientObj->index) % pClientObj->numOfThreads;
atomic_store_32(&pClientObj->index, index + 1);
SThreadObj *pThreadObj = pClientObj->pThreadObj[index];
TdSocketPtr pSocket = taosOpenTcpClientSocket(ip, port, pThreadObj->ip);
if (pSocket == NULL) return NULL;
struct sockaddr_in sin;
uint16_t localPort = 0;
unsigned int addrlen = sizeof(sin);
if (taosGetSocketName(pSocket, (struct sockaddr *)&sin, &addrlen) == 0 && sin.sin_family == AF_INET && addrlen == sizeof(sin)) {
localPort = (uint16_t)ntohs(sin.sin_port);
}
SFdObj *pFdObj = taosMallocFdObj(pThreadObj, pSocket);
if (pFdObj) {
pFdObj->thandle = thandle;
pFdObj->port = port;
pFdObj->ip = ip;
char ipport[40] = {0};
taosIpPort2String(ip, port, ipport);
tDebug("%s %p TCP connection to %s is created, localPort:%hu FD:%p numOfFds:%d", pThreadObj->label, thandle,
ipport, localPort, pFdObj, pThreadObj->numOfFds);
} else {
tError("%s failed to malloc client FdObj(%s)", pThreadObj->label, strerror(errno));
taosCloseSocket(&pSocket);
}
return pFdObj;
}
void taosCloseTcpConnection(void *chandle) {
SFdObj *pFdObj = chandle;
if (pFdObj == NULL || pFdObj->signature != pFdObj) return;
SThreadObj *pThreadObj = pFdObj->pThreadObj;
tDebug("%s %p TCP connection will be closed, FD:%p", pThreadObj->label, pFdObj->thandle, pFdObj);
// pFdObj->thandle = NULL;
pFdObj->closedByApp = 1;
taosShutDownSocketWR(pFdObj->pSocket);
}
int taosSendTcpData(uint32_t ip, uint16_t port, void *data, int len, void *chandle) {
SFdObj *pFdObj = chandle;
if (pFdObj == NULL || pFdObj->signature != pFdObj) return -1;
SThreadObj *pThreadObj = pFdObj->pThreadObj;
int ret = taosWriteMsg(pFdObj->pSocket, data, len);
tTrace("%s %p TCP data is sent, FD:%p bytes:%d", pThreadObj->label, pFdObj->thandle, pFdObj, ret);
return ret;
}
static void taosReportBrokenLink(SFdObj *pFdObj) {
SThreadObj *pThreadObj = pFdObj->pThreadObj;
// notify the upper layer, so it will clean the associated context
if (pFdObj->closedByApp == 0) {
taosShutDownSocketWR(pFdObj->pSocket);
SRecvInfo recvInfo;
recvInfo.msg = NULL;
recvInfo.msgLen = 0;
recvInfo.ip = 0;
recvInfo.port = 0;
recvInfo.shandle = pThreadObj->shandle;
recvInfo.thandle = pFdObj->thandle;
recvInfo.chandle = NULL;
recvInfo.connType = RPC_CONN_TCP;
(*(pThreadObj->processData))(&recvInfo);
}
taosFreeFdObj(pFdObj);
}
static int taosReadTcpData(SFdObj *pFdObj, SRecvInfo *pInfo) {
SRpcHead rpcHead;
int32_t msgLen, leftLen, retLen, headLen;
char * buffer, *msg;
SThreadObj *pThreadObj = pFdObj->pThreadObj;
headLen = taosReadMsg(pFdObj->pSocket, &rpcHead, sizeof(SRpcHead));
if (headLen != sizeof(SRpcHead)) {
tDebug("%s %p read error, FD:%p headLen:%d", pThreadObj->label, pFdObj->thandle, pFdObj, headLen);
return -1;
}
msgLen = (int32_t)htonl((uint32_t)rpcHead.msgLen);
int32_t size = msgLen + tsRpcOverhead;
buffer = taosMemoryMalloc(size);
if (NULL == buffer) {
tError("%s %p TCP taosMemoryMalloc(size:%d) fail", pThreadObj->label, pFdObj->thandle, msgLen);
return -1;
} else {
tTrace("%s %p read data, FD:%p TCP malloc mem:%p", pThreadObj->label, pFdObj->thandle, pFdObj, buffer);
}
msg = buffer + tsRpcOverhead;
leftLen = msgLen - headLen;
retLen = taosReadMsg(pFdObj->pSocket, msg + headLen, leftLen);
if (leftLen != retLen) {
tError("%s %p read error, leftLen:%d retLen:%d FD:%p", pThreadObj->label, pFdObj->thandle, leftLen, retLen, pFdObj);
taosMemoryFree(buffer);
return -1;
}
memcpy(msg, &rpcHead, sizeof(SRpcHead));
pInfo->msg = msg;
pInfo->msgLen = msgLen;
pInfo->ip = pFdObj->ip;
pInfo->port = pFdObj->port;
pInfo->shandle = pThreadObj->shandle;
pInfo->thandle = pFdObj->thandle;
pInfo->chandle = pFdObj;
pInfo->connType = RPC_CONN_TCP;
if (pFdObj->closedByApp) {
taosMemoryFree(buffer);
return -1;
}
return 0;
}
#define maxEvents 10
static void *taosProcessTcpData(void *param) {
SThreadObj * pThreadObj = param;
SFdObj * pFdObj;
struct epoll_event events[maxEvents];
SRecvInfo recvInfo;
char name[16] = {0};
snprintf(name, tListLen(name), "%s-tcp", pThreadObj->label);
setThreadName(name);
while (1) {
int fdNum = taosWaitEpoll(pThreadObj->pEpoll, events, maxEvents, TAOS_EPOLL_WAIT_TIME);
if (pThreadObj->stop) {
tDebug("%s TCP thread get stop event, exiting...", pThreadObj->label);
break;
}
if (fdNum < 0) continue;
for (int i = 0; i < fdNum; ++i) {
pFdObj = events[i].data.ptr;
if (events[i].events & EPOLLERR) {
tDebug("%s %p FD:%p epoll errors", pThreadObj->label, pFdObj->thandle, pFdObj);
taosReportBrokenLink(pFdObj);
continue;
}
if (events[i].events & EPOLLRDHUP) {
tDebug("%s %p FD:%p RD hang up", pThreadObj->label, pFdObj->thandle, pFdObj);
taosReportBrokenLink(pFdObj);
continue;
}
if (events[i].events & EPOLLHUP) {
tDebug("%s %p FD:%p hang up", pThreadObj->label, pFdObj->thandle, pFdObj);
taosReportBrokenLink(pFdObj);
continue;
}
if (taosReadTcpData(pFdObj, &recvInfo) < 0) {
taosShutDownSocketWR(pFdObj->pSocket);
continue;
}
pFdObj->thandle = (*(pThreadObj->processData))(&recvInfo);
if (pFdObj->thandle == NULL) taosFreeFdObj(pFdObj);
}
if (pThreadObj->stop) break;
}
if (pThreadObj->pEpoll != NULL) {
taosCloseEpoll(&pThreadObj->pEpoll);
pThreadObj->pEpoll = NULL;
}
while (pThreadObj->pHead) {
pFdObj = pThreadObj->pHead;
pThreadObj->pHead = pFdObj->next;
taosReportBrokenLink(pFdObj);
}
taosThreadMutexDestroy(&(pThreadObj->mutex));
tDebug("%s TCP thread exits ...", pThreadObj->label);
taosMemoryFreeClear(pThreadObj);
return NULL;
}
static SFdObj *taosMallocFdObj(SThreadObj *pThreadObj, TdSocketPtr pSocket) {
struct epoll_event event;
SFdObj *pFdObj = (SFdObj *)taosMemoryCalloc(sizeof(SFdObj), 1);
if (pFdObj == NULL) {
return NULL;
}
pFdObj->closedByApp = 0;
pFdObj->pSocket = pSocket;
pFdObj->pThreadObj = pThreadObj;
pFdObj->signature = pFdObj;
event.events = EPOLLIN | EPOLLRDHUP;
event.data.ptr = pFdObj;
if (taosCtlEpoll(pThreadObj->pEpoll, EPOLL_CTL_ADD, pSocket, &event) < 0) {
taosMemoryFreeClear(pFdObj);
terrno = TAOS_SYSTEM_ERROR(errno);
return NULL;
}
// notify the data process, add into the FdObj list
taosThreadMutexLock(&(pThreadObj->mutex));
pFdObj->next = pThreadObj->pHead;
if (pThreadObj->pHead) (pThreadObj->pHead)->prev = pFdObj;
pThreadObj->pHead = pFdObj;
pThreadObj->numOfFds++;
taosThreadMutexUnlock(&(pThreadObj->mutex));
return pFdObj;
}
static void taosFreeFdObj(SFdObj *pFdObj) {
if (pFdObj == NULL) return;
if (pFdObj->signature != pFdObj) return;
SThreadObj *pThreadObj = pFdObj->pThreadObj;
taosThreadMutexLock(&pThreadObj->mutex);
if (pFdObj->signature == NULL) {
taosThreadMutexUnlock(&pThreadObj->mutex);
return;
}
pFdObj->signature = NULL;
taosCtlEpoll(pThreadObj->pEpoll, EPOLL_CTL_DEL, pFdObj->pSocket, NULL);
taosCloseSocket(&pFdObj->pSocket);
pThreadObj->numOfFds--;
if (pThreadObj->numOfFds < 0)
tError("%s %p TCP thread:%d, number of FDs is negative!!!", pThreadObj->label, pFdObj->thandle,
pThreadObj->threadId);
if (pFdObj->prev) {
(pFdObj->prev)->next = pFdObj->next;
} else {
pThreadObj->pHead = pFdObj->next;
}
if (pFdObj->next) {
(pFdObj->next)->prev = pFdObj->prev;
}
taosThreadMutexUnlock(&pThreadObj->mutex);
tDebug("%s %p TCP connection is closed, FD:%p numOfFds:%d", pThreadObj->label, pFdObj->thandle, pFdObj, pThreadObj->numOfFds);
taosMemoryFreeClear(pFdObj);
}
#endif

261
source/libs/transport/src/rpcUdp.c
View File

@ -1,261 +0,0 @@
/*
* 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 "rpcUdp.h"
#include "os.h"
#include "rpcHead.h"
#include "rpcLog.h"
#include "taosdef.h"
#include "taoserror.h"
#include "ttimer.h"
#include "tutil.h"
#ifndef USE_UV
#define RPC_MAX_UDP_CONNS 256
#define RPC_MAX_UDP_PKTS 1000
#define RPC_UDP_BUF_TIME 5 // mseconds
#define RPC_MAX_UDP_SIZE 65480
typedef struct {
int index;
TdSocketPtr pSocket;
uint16_t port; // peer port
uint16_t localPort; // local port
char label[TSDB_LABEL_LEN]; // copy from udpConnSet;
TdThread thread;
void *hash;
void *shandle; // handle passed by upper layer during server initialization
void *pSet;
void *(*processData)(SRecvInfo *pRecv);
char *buffer; // buffer to receive data
} SUdpConn;
typedef struct {
int index;
int server;
uint32_t ip; // local IP
uint16_t port; // local Port
void * shandle; // handle passed by upper layer during server initialization
int threads;
char label[TSDB_LABEL_LEN];
void *(*fp)(SRecvInfo *pPacket);
SUdpConn udpConn[];
} SUdpConnSet;
static void *taosRecvUdpData(void *param);
void *taosInitUdpConnection(uint32_t ip, uint16_t port, char *label, int threads, void *fp, void *shandle) {
SUdpConn * pConn;
SUdpConnSet *pSet;
int size = (int)sizeof(SUdpConnSet) + threads * (int)sizeof(SUdpConn);
pSet = (SUdpConnSet *)taosMemoryMalloc((size_t)size);
if (pSet == NULL) {
tError("%s failed to allocate UdpConn", label);
terrno = TAOS_SYSTEM_ERROR(errno);
return NULL;
}
memset(pSet, 0, (size_t)size);
pSet->ip = ip;
pSet->port = port;
pSet->shandle = shandle;
pSet->fp = fp;
pSet->threads = threads;
tstrncpy(pSet->label, label, sizeof(pSet->label));
TdThreadAttr thAttr;
taosThreadAttrInit(&thAttr);
taosThreadAttrSetDetachState(&thAttr, PTHREAD_CREATE_JOINABLE);
int i;
uint16_t ownPort;
for (i = 0; i < threads; ++i) {
pConn = pSet->udpConn + i;
ownPort = (port ? port + i : 0);
pConn->pSocket = taosOpenUdpSocket(ip, ownPort);
if (pConn->pSocket == NULL) {
tError("%s failed to open UDP socket %x:%hu", label, ip, port);
break;
}
pConn->buffer = taosMemoryMalloc(RPC_MAX_UDP_SIZE);
if (NULL == pConn->buffer) {
tError("%s failed to malloc recv buffer", label);
break;
}
struct sockaddr_in sin;
unsigned int addrlen = sizeof(sin);
if (taosGetSocketName(pConn->pSocket, (struct sockaddr *)&sin, &addrlen) == 0 && sin.sin_family == AF_INET &&
addrlen == sizeof(sin)) {
pConn->localPort = (uint16_t)ntohs(sin.sin_port);
}
tstrncpy(pConn->label, label, sizeof(pConn->label));
pConn->shandle = shandle;
pConn->processData = fp;
pConn->index = i;
pConn->pSet = pSet;
int code = taosThreadCreate(&pConn->thread, &thAttr, taosRecvUdpData, pConn);
if (code != 0) {
tError("%s failed to create thread to process UDP data(%s)", label, strerror(errno));
break;
}
}
taosThreadAttrDestroy(&thAttr);
if (i != threads) {
terrno = TAOS_SYSTEM_ERROR(errno);
taosCleanUpUdpConnection(pSet);
return NULL;
}
tDebug("%s UDP connection is initialized, ip:%x:%hu threads:%d", label, ip, port, threads);
return pSet;
}
void taosStopUdpConnection(void *handle) {
SUdpConnSet *pSet = (SUdpConnSet *)handle;
SUdpConn * pConn;
if (pSet == NULL) return;
for (int i = 0; i < pSet->threads; ++i) {
pConn = pSet->udpConn + i;
if (pConn->pSocket != NULL) taosShutDownSocketRDWR(pConn->pSocket);
if (pConn->pSocket != NULL) taosCloseSocket(&pConn->pSocket);
pConn->pSocket = NULL;
}
for (int i = 0; i < pSet->threads; ++i) {
pConn = pSet->udpConn + i;
if (taosCheckPthreadValid(pConn->thread)) {
taosThreadJoin(pConn->thread, NULL);
}
taosMemoryFreeClear(pConn->buffer);
// tTrace("%s UDP thread is closed, index:%d", pConn->label, i);
}
tDebug("%s UDP is stopped", pSet->label);
}
void taosCleanUpUdpConnection(void *handle) {
SUdpConnSet *pSet = (SUdpConnSet *)handle;
SUdpConn * pConn;
if (pSet == NULL) return;
for (int i = 0; i < pSet->threads; ++i) {
pConn = pSet->udpConn + i;
if (pConn->pSocket != NULL) taosCloseSocket(&pConn->pSocket);
}
tDebug("%s UDP is cleaned up", pSet->label);
taosMemoryFreeClear(pSet);
}
void *taosOpenUdpConnection(void *shandle, void *thandle, uint32_t ip, uint16_t port) {
SUdpConnSet *pSet = (SUdpConnSet *)shandle;
pSet->index = (pSet->index + 1) % pSet->threads;
SUdpConn *pConn = pSet->udpConn + pSet->index;
pConn->port = port;
tDebug("%s UDP connection is setup, ip:%x:%hu localPort:%hu", pConn->label, ip, port, pConn->localPort);
return pConn;
}
static void *taosRecvUdpData(void *param) {
SUdpConn * pConn = param;
struct sockaddr_in sourceAdd;
ssize_t dataLen;
unsigned int addLen;
uint16_t port;
SRecvInfo recvInfo;
memset(&sourceAdd, 0, sizeof(sourceAdd));
addLen = sizeof(sourceAdd);
tDebug("%s UDP thread is created, index:%d", pConn->label, pConn->index);
char *msg = pConn->buffer;
setThreadName("recvUdpData");
while (1) {
dataLen = taosReadFromSocket(pConn->pSocket, pConn->buffer, RPC_MAX_UDP_SIZE, 0, (struct sockaddr *)&sourceAdd, &addLen);
if (dataLen <= 0) {
tDebug("%s UDP socket was closed, exiting(%s), dataLen:%d", pConn->label, strerror(errno), (int32_t)dataLen);
// for windows usage, remote shutdown also returns - 1 in windows client
if (pConn->pSocket == NULL) {
break;
} else {
continue;
}
}
port = ntohs(sourceAdd.sin_port);
if (dataLen < sizeof(SRpcHead)) {
tError("%s recvfrom failed(%s)", pConn->label, strerror(errno));
continue;
}
int32_t size = dataLen + tsRpcOverhead;
char * tmsg = taosMemoryMalloc(size);
if (NULL == tmsg) {
tError("%s failed to allocate memory, size:%" PRId64, pConn->label, (int64_t)dataLen);
continue;
} else {
tTrace("UDP malloc mem:%p size:%d", tmsg, size);
}
tmsg += tsRpcOverhead; // overhead for SRpcReqContext
memcpy(tmsg, msg, dataLen);
recvInfo.msg = tmsg;
recvInfo.msgLen = dataLen;
recvInfo.ip = sourceAdd.sin_addr.s_addr;
recvInfo.port = port;
recvInfo.shandle = pConn->shandle;
recvInfo.thandle = NULL;
recvInfo.chandle = pConn;
recvInfo.connType = 0;
(*(pConn->processData))(&recvInfo);
}
return NULL;
}
int taosSendUdpData(uint32_t ip, uint16_t port, void *data, int dataLen, void *chandle) {
SUdpConn *pConn = (SUdpConn *)chandle;
if (pConn == NULL) return -1;
struct sockaddr_in destAdd;
memset(&destAdd, 0, sizeof(destAdd));
destAdd.sin_family = AF_INET;
destAdd.sin_addr.s_addr = ip;
destAdd.sin_port = htons(port);
int ret = taosSendto(pConn->pSocket, data, (size_t)dataLen, 0, (struct sockaddr *)&destAdd, sizeof(destAdd));
return ret;
}
#endif

2
source/libs/transport/test/pushServer.c
View File

@ -15,9 +15,9 @@
//#define _DEFAULT_SOURCE
#include "os.h"
#include "rpcLog.h"
#include "tglobal.h"
#include "tqueue.h"
#include "transLog.h"
#include "trpc.h"
int msgSize = 128;

2
source/libs/transport/test/rclient.c
View File

@ -14,9 +14,9 @@
*/
#include <tdatablock.h>
#include "os.h"
#include "rpcLog.h"
#include "taoserror.h"
#include "tglobal.h"
#include "transLog.h"
#include "trpc.h"
#include "tutil.h"

2
source/libs/transport/test/rserver.c
View File

@ -15,9 +15,9 @@
//#define _DEFAULT_SOURCE
#include "os.h"
#include "rpcLog.h"
#include "tglobal.h"
#include "tqueue.h"
#include "transLog.h"
#include "trpc.h"
int msgSize = 128;

2
source/libs/transport/test/syncClient.c
View File

@ -14,9 +14,9 @@
*/
#include <tdatablock.h>
#include "os.h"
#include "rpcLog.h"
#include "taoserror.h"
#include "tglobal.h"
#include "transLog.h"
#include "trpc.h"
#include "tutil.h"

2
source/libs/transport/test/transUT.cpp
View File

@ -15,10 +15,10 @@
#include <gtest/gtest.h>
#include <cstdio>
#include <cstring>
#include "rpcLog.h"
#include "tdatablock.h"
#include "tglobal.h"
#include "tlog.h"
#include "transLog.h"
#include "trpc.h"
using namespace std;