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Hotfix/sangshuduo/td 4001 for develop (#5965) 

* [TD-4001]<fix>: taosdemo restful segfault.

due to gethostbyname() is not thread-safe.

* fix uninitialized variable when invalid mode.

Co-authored-by: Shuduo Sang <sdsang@taosdata.com>
This commit is contained in:
Shuduo Sang 2021-04-30 14:00:08 +08:00 committed by GitHub
parent 7dbf75ae66
commit a080f2c917
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 59 additions and 32 deletions
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91
src/kit/taosdemo/taosdemo.c
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@ -241,7 +241,7 @@ typedef struct SSuperTable_S {
int8_t autoCreateTable; // 0: create sub table, 1: auto create sub table
char childTblPrefix[MAX_TB_NAME_SIZE];
char dataSource[MAX_TB_NAME_SIZE+1]; // rand_gen or sample
char insertMode[MAX_TB_NAME_SIZE]; // taosc, restful
char insertMode[MAX_TB_NAME_SIZE]; // taosc, rest
int64_t childTblLimit;
int64_t childTblOffset;
@ -334,6 +334,8 @@ typedef struct SDataBase_S {
typedef struct SDbs_S {
char cfgDir[MAX_FILE_NAME_LEN+1];
char host[MAX_HOSTNAME_SIZE];
struct sockaddr_in serv_addr;
uint16_t port;
char user[MAX_USERNAME_SIZE];
char password[MAX_PASSWORD_SIZE];
@ -393,10 +395,11 @@ typedef struct SQueryMetaInfo_S {
char cfgDir[MAX_FILE_NAME_LEN+1];
char host[MAX_HOSTNAME_SIZE];
uint16_t port;
struct sockaddr_in serv_addr;
char user[MAX_USERNAME_SIZE];
char password[MAX_PASSWORD_SIZE];
char dbName[MAX_DB_NAME_SIZE+1];
char queryMode[MAX_TB_NAME_SIZE]; // taosc, restful
char queryMode[MAX_TB_NAME_SIZE]; // taosc, rest
SpecifiedQueryInfo specifiedQueryInfo;
SuperQueryInfo superQueryInfo;
@ -1973,14 +1976,12 @@ static void printfQuerySystemInfo(TAOS * taos) {
free(dbInfos);
}
static int postProceSql(char* host, uint16_t port, char* sqlstr)
static int postProceSql(char *host, struct sockaddr_in *pServAddr, uint16_t port, char* sqlstr)
{
char *req_fmt = "POST %s HTTP/1.1\r\nHost: %s:%d\r\nAccept: */*\r\nAuthorization: Basic %s\r\nContent-Length: %d\r\nContent-Type: application/x-www-form-urlencoded\r\n\r\n%s";
char *url = "/rest/sql";
struct hostent *server;
struct sockaddr_in serv_addr;
int bytes, sent, received, req_str_len, resp_len;
char *request_buf;
char response_buf[RESP_BUF_LEN];
@ -2029,27 +2030,7 @@ static int postProceSql(char* host, uint16_t port, char* sqlstr)
ERROR_EXIT("ERROR opening socket");
}
server = gethostbyname(host);
if (server == NULL) {
free(request_buf);
ERROR_EXIT("ERROR, no such host");
}
debugPrint("h_name: %s\nh_addretype: %s\nh_length: %d\n",
server->h_name,
(server->h_addrtype == AF_INET)?"ipv4":"ipv6",
server->h_length);
memset(&serv_addr, 0, sizeof(serv_addr));
serv_addr.sin_family = AF_INET;
serv_addr.sin_port = htons(rest_port);
#ifdef WINDOWS
serv_addr.sin_addr.s_addr = inet_addr(host);
#else
memcpy(&serv_addr.sin_addr.s_addr,server->h_addr,server->h_length);
#endif
int retConn = connect(sockfd,(struct sockaddr *)&serv_addr,sizeof(serv_addr));
int retConn = connect(sockfd, (struct sockaddr *)pServAddr, sizeof(struct sockaddr));
debugPrint("%s() LN%d connect() return %d\n", __func__, __LINE__, retConn);
if (retConn < 0) {
free(request_buf);
@ -3742,7 +3723,7 @@ static bool getMetaFromInsertJsonFile(cJSON* root) {
goto PARSE_OVER;
}
cJSON *insertMode = cJSON_GetObjectItem(stbInfo, "insert_mode"); // taosc , restful
cJSON *insertMode = cJSON_GetObjectItem(stbInfo, "insert_mode"); // taosc , rest
if (insertMode && insertMode->type == cJSON_String
&& insertMode->valuestring != NULL) {
tstrncpy(g_Dbs.db[i].superTbls[j].insertMode,
@ -4637,14 +4618,18 @@ static int64_t execInsert(threadInfo *pThreadInfo, char *buffer, int k)
if (superTblInfo) {
if (0 == strncasecmp(superTblInfo->insertMode, "taosc", strlen("taosc"))) {
affectedRows = queryDbExec(pThreadInfo->taos, buffer, INSERT_TYPE, false);
} else {
if (0 != postProceSql(g_Dbs.host, g_Dbs.port, buffer)) {
} else if (0 == strncasecmp(superTblInfo->insertMode, "rest", strlen("rest"))) {
if (0 != postProceSql(g_Dbs.host, &g_Dbs.serv_addr, g_Dbs.port, buffer)) {
affectedRows = -1;
printf("========restful return fail, threadID[%d]\n",
pThreadInfo->threadID);
} else {
affectedRows = k;
}
} else {
errorPrint("%s() LN%d: unknown insert mode: %s\n",
__func__, __LINE__, superTblInfo->insertMode);
affectedRows = 0;
}
} else {
affectedRows = queryDbExec(pThreadInfo->taos, buffer, INSERT_TYPE, false);
@ -5443,6 +5428,32 @@ static void *asyncWrite(void *sarg) {
return NULL;
}
static int convertHostToServAddr(char *host, uint16_t port, struct sockaddr_in *serv_addr)
{
uint16_t rest_port = port + TSDB_PORT_HTTP;
struct hostent *server = gethostbyname(host);
if ((server == NULL) || (server->h_addr == NULL)) {
errorPrint("%s", "ERROR, no such host");
return -1;
}
debugPrint("h_name: %s\nh_addr=%p\nh_addretype: %s\nh_length: %d\n",
server->h_name,
server->h_addr,
(server->h_addrtype == AF_INET)?"ipv4":"ipv6",
server->h_length);
memset(serv_addr, 0, sizeof(struct sockaddr_in));
serv_addr->sin_family = AF_INET;
serv_addr->sin_port = htons(rest_port);
#ifdef WINDOWS
serv_addr->sin_addr.s_addr = inet_addr(host);
#else
memcpy(&(serv_addr->sin_addr.s_addr), server->h_addr, server->h_length);
#endif
return 0;
}
static void startMultiThreadInsertData(int threads, char* db_name,
char* precision,SSuperTable* superTblInfo) {
@ -5606,6 +5617,12 @@ static void startMultiThreadInsertData(int threads, char* db_name,
b = ntables % threads;
}
if ((superTblInfo)
&& (0 == strncasecmp(superTblInfo->insertMode, "rest", strlen("rest")))) {
if (convertHostToServAddr(g_Dbs.host, g_Dbs.port, &(g_Dbs.serv_addr)) != 0)
exit(-1);
}
for (int i = 0; i < threads; i++) {
threadInfo *t_info = infos + i;
t_info->threadID = i;
@ -6014,7 +6031,7 @@ static void *specifiedTableQuery(void *sarg) {
st = taosGetTimestampMs();
if (0 == strncasecmp(g_queryInfo.queryMode, "taosc", 5)) {
if (0 == strncasecmp(g_queryInfo.queryMode, "taosc", strlen("taosc"))) {
int64_t t1 = taosGetTimestampMs();
char tmpFile[MAX_FILE_NAME_LEN*2] = {0};
if (g_queryInfo.specifiedQueryInfo.result[pThreadInfo->querySeq][0] != 0) {
@ -6027,9 +6044,9 @@ static void *specifiedTableQuery(void *sarg) {
int64_t t2 = taosGetTimestampMs();
printf("=[taosc] thread[%"PRId64"] complete one sql, Spent %10.3f s\n",
taosGetSelfPthreadId(), (t2 - t1)/1000.0);
} else {
} else if (0 == strncasecmp(g_queryInfo.queryMode, "rest", strlen("rest"))) {
int64_t t1 = taosGetTimestampMs();
int retCode = postProceSql(g_queryInfo.host,
int retCode = postProceSql(g_queryInfo.host, &(g_queryInfo.serv_addr),
g_queryInfo.port,
g_queryInfo.specifiedQueryInfo.sql[pThreadInfo->querySeq]);
if (0 != retCode) {
@ -6040,6 +6057,10 @@ static void *specifiedTableQuery(void *sarg) {
printf("=[restful] thread[%"PRId64"] complete one sql, Spent %10.3f s\n",
taosGetSelfPthreadId(), (t2 - t1)/1000.0);
} else {
errorPrint("%s() LN%d, unknown query mode: %s\n",
__func__, __LINE__, g_queryInfo.queryMode);
return NULL;
}
totalQueried ++;
g_queryInfo.specifiedQueryInfo.totalQueried ++;
@ -6189,6 +6210,12 @@ static int queryTestProcess() {
printfQuerySystemInfo(taos);
if (0 == strncasecmp(g_queryInfo.queryMode, "rest", strlen("rest"))) {
if (convertHostToServAddr(
g_queryInfo.host, g_queryInfo.port, &g_queryInfo.serv_addr) != 0)
exit(-1);
}
pthread_t *pids = NULL;
threadInfo *infos = NULL;
//==== create sub threads for query from specify table