提交 13e35660 编写于 作者: S Shengliang Guan

change ulog to slog in taosTcpPool

上级 7c86618c
......@@ -13,18 +13,22 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define _DEFAULT_SOURCE
#include "os.h"
#include "tulog.h"
#include "tutil.h"
#include "tsocket.h"
#include "taoserror.h"
#include "taosTcpPool.h"
#include "twal.h"
#include "tsync.h"
#include "syncInt.h"
typedef struct SThreadObj {
pthread_t thread;
bool stop;
int pollFd;
int numOfFds;
int32_t pollFd;
int32_t numOfFds;
struct SPoolObj *pPool;
} SThreadObj;
......@@ -32,15 +36,15 @@ typedef struct SPoolObj {
SPoolInfo info;
SThreadObj **pThread;
pthread_t thread;
int nextId;
int acceptFd; // FD for accept new connection
int32_t nextId;
int32_t acceptFd; // FD for accept new connection
} SPoolObj;
typedef struct {
SThreadObj *pThread;
void *ahandle;
int fd;
int closedByApp;
void * ahandle;
int32_t fd;
int32_t closedByApp;
} SConnObj;
static void *taosAcceptPeerTcpConnection(void *argv);
......@@ -53,66 +57,66 @@ void *taosOpenTcpThreadPool(SPoolInfo *pInfo) {
SPoolObj *pPool = calloc(sizeof(SPoolObj), 1);
if (pPool == NULL) {
uError("TCP server, no enough memory");
sError("failed to alloc pool for TCP server since no enough memory");
return NULL;
}
pPool->info = *pInfo;
pPool->pThread = (SThreadObj **)calloc(sizeof(SThreadObj *), pInfo->numOfThreads);
pPool->pThread = calloc(sizeof(SThreadObj *), pInfo->numOfThreads);
if (pPool->pThread == NULL) {
uError("TCP server, no enough memory");
free(pPool);
sError("failed to alloc pool thread for TCP server since no enough memory");
tfree(pPool);
return NULL;
}
pPool->acceptFd = taosOpenTcpServerSocket(pInfo->serverIp, pInfo->port);
if (pPool->acceptFd < 0) {
free(pPool->pThread);
free(pPool);
uError("failed to create TCP server socket, port:%d (%s)", pInfo->port, strerror(errno));
tfree(pPool->pThread);
tfree(pPool);
sError("failed to create TCP server socket, port:%d (%s)", pInfo->port, strerror(errno));
return NULL;
}
pthread_attr_init(&thattr);
pthread_attr_setdetachstate(&thattr, PTHREAD_CREATE_JOINABLE);
if (pthread_create(&(pPool->thread), &thattr, (void *)taosAcceptPeerTcpConnection, pPool) != 0) {
uError("TCP server, failed to create accept thread, reason:%s", strerror(errno));
sError("failed to create accept thread for TCP server since %s", strerror(errno));
close(pPool->acceptFd);
free(pPool->pThread);
free(pPool);
tfree(pPool->pThread);
tfree(pPool);
return NULL;
}
pthread_attr_destroy(&thattr);
uDebug("%p TCP pool is created", pPool);
sDebug("%p TCP pool is created", pPool);
return pPool;
}
void taosCloseTcpThreadPool(void *param) {
SPoolObj * pPool = (SPoolObj *)param;
SPoolObj * pPool = param;
SThreadObj *pThread;
shutdown(pPool->acceptFd, SHUT_RD);
pthread_join(pPool->thread, NULL);
for (int i = 0; i < pPool->info.numOfThreads; ++i) {
for (int32_t i = 0; i < pPool->info.numOfThreads; ++i) {
pThread = pPool->pThread[i];
if (pThread) taosStopPoolThread(pThread);
}
uDebug("%p TCP pool is closed", pPool);
sDebug("%p TCP pool is closed", pPool);
taosTFree(pPool->pThread);
free(pPool);
tfree(pPool);
}
void *taosAllocateTcpConn(void *param, void *pPeer, int connFd) {
void *taosAllocateTcpConn(void *param, void *pPeer, int32_t connFd) {
struct epoll_event event;
SPoolObj *pPool = (SPoolObj *)param;
SPoolObj *pPool = param;
SConnObj *pConn = (SConnObj *)calloc(sizeof(SConnObj), 1);
SConnObj *pConn = calloc(sizeof(SConnObj), 1);
if (pConn == NULL) {
terrno = TAOS_SYSTEM_ERROR(errno);
return NULL;
......@@ -120,7 +124,7 @@ void *taosAllocateTcpConn(void *param, void *pPeer, int connFd) {
SThreadObj *pThread = taosGetTcpThread(pPool);
if (pThread == NULL) {
free(pConn);
tfree(pConn);
return NULL;
}
......@@ -133,13 +137,13 @@ void *taosAllocateTcpConn(void *param, void *pPeer, int connFd) {
event.data.ptr = pConn;
if (epoll_ctl(pThread->pollFd, EPOLL_CTL_ADD, connFd, &event) < 0) {
uError("failed to add fd:%d(%s)", connFd, strerror(errno));
sError("failed to add fd:%d since %s", connFd, strerror(errno));
terrno = TAOS_SYSTEM_ERROR(errno);
free(pConn);
tfree(pConn);
pConn = NULL;
} else {
pThread->numOfFds++;
uDebug("%p fd:%d is added to epoll thread, num:%d", pThread, connFd, pThread->numOfFds);
sDebug("%p fd:%d is added to epoll thread, num:%d", pThread, connFd, pThread->numOfFds);
}
return pConn;
......@@ -149,7 +153,7 @@ void taosFreeTcpConn(void *param) {
SConnObj * pConn = (SConnObj *)param;
SThreadObj *pThread = pConn->pThread;
uDebug("%p TCP connection will be closed, fd:%d", pThread, pConn->fd);
sDebug("%p TCP connection will be closed, fd:%d", pThread, pConn->fd);
pConn->closedByApp = 1;
shutdown(pConn->fd, SHUT_WR);
}
......@@ -164,9 +168,9 @@ static void taosProcessBrokenLink(SConnObj *pConn) {
pThread->numOfFds--;
epoll_ctl(pThread->pollFd, EPOLL_CTL_DEL, pConn->fd, NULL);
uDebug("%p fd:%d is removed from epoll thread, num:%d", pThread, pConn->fd, pThread->numOfFds);
sDebug("%p fd:%d is removed from epoll thread, num:%d", pThread, pConn->fd, pThread->numOfFds);
taosClose(pConn->fd);
free(pConn);
tfree(pConn);
}
#define maxEvents 10
......@@ -183,18 +187,18 @@ static void *taosProcessTcpData(void *param) {
while (1) {
if (pThread->stop) break;
int fdNum = epoll_wait(pThread->pollFd, events, maxEvents, TAOS_EPOLL_WAIT_TIME);
int32_t fdNum = epoll_wait(pThread->pollFd, events, maxEvents, TAOS_EPOLL_WAIT_TIME);
if (pThread->stop) {
uDebug("%p TCP epoll thread is exiting...", pThread);
sDebug("%p TCP epoll thread is exiting...", pThread);
break;
}
if (fdNum < 0) {
uError("epoll_wait failed (%s)", strerror(errno));
sError("epoll_wait failed since %s", strerror(errno));
continue;
}
for (int i = 0; i < fdNum; ++i) {
for (int32_t i = 0; i < fdNum; ++i) {
pConn = events[i].data.ptr;
assert(pConn);
......@@ -219,17 +223,16 @@ static void *taosProcessTcpData(void *param) {
continue;
}
}
}
if (pThread->stop) break;
}
uDebug("%p TCP epoll thread exits", pThread);
sDebug("%p TCP epoll thread exits", pThread);
close(pThread->pollFd);
free(pThread);
free(buffer);
tfree(pThread);
tfree(buffer);
return NULL;
}
......@@ -242,18 +245,18 @@ static void *taosAcceptPeerTcpConnection(void *argv) {
while (1) {
struct sockaddr_in clientAddr;
socklen_t addrlen = sizeof(clientAddr);
int connFd = accept(pPool->acceptFd, (struct sockaddr *)&clientAddr, &addrlen);
int32_t connFd = accept(pPool->acceptFd, (struct sockaddr *)&clientAddr, &addrlen);
if (connFd < 0) {
if (errno == EINVAL) {
uDebug("%p TCP server accept is exiting...", pPool);
sDebug("%p TCP server accept is exiting...", pPool);
break;
} else {
uError("TCP accept failure, reason:%s", strerror(errno));
sError("TCP accept failure since %s", strerror(errno));
continue;
}
}
// uDebug("TCP connection from: 0x%x:%d", clientAddr.sin_addr.s_addr, clientAddr.sin_port);
// sDebug("TCP connection from: 0x%x:%d", clientAddr.sin_addr.s_addr, clientAddr.sin_port);
taosKeepTcpAlive(connFd);
(*pInfo->processIncomingConn)(connFd, clientAddr.sin_addr.s_addr);
}
......@@ -273,23 +276,23 @@ static SThreadObj *taosGetTcpThread(SPoolObj *pPool) {
pThread->pPool = pPool;
pThread->pollFd = epoll_create(10); // size does not matter
if (pThread->pollFd < 0) {
free(pThread);
tfree(pThread);
return NULL;
}
pthread_attr_t thattr;
pthread_attr_init(&thattr);
pthread_attr_setdetachstate(&thattr, PTHREAD_CREATE_JOINABLE);
int ret = pthread_create(&(pThread->thread), &thattr, (void *)taosProcessTcpData, pThread);
int32_t ret = pthread_create(&(pThread->thread), &thattr, (void *)taosProcessTcpData, pThread);
pthread_attr_destroy(&thattr);
if (ret != 0) {
close(pThread->pollFd);
free(pThread);
tfree(pThread);
return NULL;
}
uDebug("%p TCP epoll thread is created", pThread);
sDebug("%p TCP epoll thread is created", pThread);
pPool->pThread[pPool->nextId] = pThread;
pPool->nextId++;
pPool->nextId = pPool->nextId % pPool->info.numOfThreads;
......@@ -314,12 +317,12 @@ static void taosStopPoolThread(SThreadObj *pThread) {
eventfd_t fd = eventfd(1, 0);
if (fd == -1) {
// failed to create eventfd, call pthread_cancel instead, which may result in data corruption
uError("failed to create eventfd(%s)", strerror(errno));
sError("failed to create eventfd since %s", strerror(errno));
pthread_cancel(pThread->thread);
pThread->stop = true;
} else if (epoll_ctl(pThread->pollFd, EPOLL_CTL_ADD, fd, &event) < 0) {
// failed to call epoll_ctl, call pthread_cancel instead, which may result in data corruption
uError("failed to call epoll_ctl(%s)", strerror(errno));
sError("failed to call epoll_ctl since %s", strerror(errno));
pthread_cancel(pThread->thread);
}
......
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