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fix: shell read file issue

This commit is contained in:
dapan1121 2024-07-25 08:55:01 +08:00
parent 47c5958cb2
commit 4ef485dbf9
4 changed files with 16 additions and 11 deletions
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5
source/os/src/osFile.c
View File

@ -1442,7 +1442,12 @@ int64_t taosGetsFile(TdFilePtr pFile, int32_t maxSize, char *__restrict buf) {
}
if (fgets(buf, maxSize, pFile->fp) == NULL) {
if (feof(pFile->fp)) {
return 0;
} else {
terrno = TAOS_SYSTEM_ERROR(ferror(pFile->fp));
return terrno;
}
}
return strlen(buf);

16
source/os/src/osSysinfo.c
View File

@ -173,7 +173,7 @@ static int32_t taosGetSysCpuInfo(SysCpuInfo *cpuInfo) {
char line[1024];
ssize_t bytes = taosGetsFile(pFile, sizeof(line), line);
if (bytes < 0) {
if (bytes <= 0) {
taosCloseFile(&pFile);
return -1;
}
@ -215,7 +215,7 @@ static int32_t taosGetProcCpuInfo(ProcCpuInfo *cpuInfo) {
char line[1024] = {0};
ssize_t bytes = taosGetsFile(pFile, sizeof(line), line);
if (bytes < 0) {
if (bytes <= 0) {
taosCloseFile(&pFile);
return -1;
}
@ -378,7 +378,7 @@ int32_t taosGetOsReleaseName(char *releaseName, char* sName, char* ver, int32_t
TdFilePtr pFile = taosOpenFile("/etc/os-release", TD_FILE_READ | TD_FILE_STREAM);
if (pFile == NULL) return code;
while ((size = taosGetsFile(pFile, sizeof(line), line)) != -1) {
while ((size = taosGetsFile(pFile, sizeof(line), line)) > 0) {
line[size - 1] = '\0';
if (strncmp(line, "NAME", 4) == 0) {
dest = sName;
@ -456,7 +456,7 @@ int32_t taosGetCpuInfo(char *cpuModel, int32_t maxLen, float *numOfCores) {
TdFilePtr pFile = taosOpenFile("/proc/cpuinfo", TD_FILE_READ | TD_FILE_STREAM);
if (pFile == NULL) return code;
while (done != 3 && (size = taosGetsFile(pFile, sizeof(line), line)) != -1) {
while (done != 3 && (size = taosGetsFile(pFile, sizeof(line), line)) > 0) {
line[size - 1] = '\0';
if (((done & 1) == 0) && strncmp(line, "model name", 10) == 0) {
const char *v = strchr(line, ':') + 2;
@ -516,7 +516,7 @@ static int32_t taosCntrGetCpuCores(float *numOfCores) {
goto _sys;
}
char qline[32] = {0};
if (taosGetsFile(pFile, sizeof(qline), qline) < 0) {
if (taosGetsFile(pFile, sizeof(qline), qline) <= 0) {
taosCloseFile(&pFile);
goto _sys;
}
@ -530,7 +530,7 @@ static int32_t taosCntrGetCpuCores(float *numOfCores) {
goto _sys;
}
char pline[32] = {0};
if (taosGetsFile(pFile, sizeof(pline), pline) < 0) {
if (taosGetsFile(pFile, sizeof(pline), pline) <= 0) {
taosCloseFile(&pFile);
goto _sys;
}
@ -691,7 +691,7 @@ int32_t taosGetProcMemory(int64_t *usedKB) {
char line[1024] = {0};
while (!taosEOFFile(pFile)) {
bytes = taosGetsFile(pFile, sizeof(line), line);
if (bytes < 0) {
if (bytes <= 0) {
break;
}
if (strstr(line, "VmRSS:") != NULL) {
@ -895,7 +895,7 @@ int32_t taosGetCardInfo(int64_t *receive_bytes, int64_t *transmit_bytes) {
char nouse0[200] = {0};
_bytes = taosGetsFile(pFile, sizeof(line), line);
if (_bytes < 0) {
if (_bytes <= 0) {
break;
}

2
tools/shell/src/shellEngine.c
View File

@ -1118,7 +1118,7 @@ void shellSourceFile(const char *file) {
}
char *line = taosMemoryMalloc(TSDB_MAX_ALLOWED_SQL_LEN + 1);
while ((read_len = taosGetsFile(pFile, TSDB_MAX_ALLOWED_SQL_LEN, line)) != -1) {
while ((read_len = taosGetsFile(pFile, TSDB_MAX_ALLOWED_SQL_LEN, line)) > 0) {
if ( cmd_len + read_len >= TSDB_MAX_ALLOWED_SQL_LEN) {
printf("read command line too long over 1M, ignore this line. cmd_len = %d read_len=%d \n", (int32_t)cmd_len, read_len);
cmd_len = 0;

2
utils/tsim/src/simParse.c
View File

@ -198,7 +198,7 @@ SScript *simParseScript(char *fileName) {
simResetParser();
while (!taosEOFFile(pFile)) {
if (taosGetsFile(pFile, sizeof(buffer) - 1, buffer) == -1) continue;
if (taosGetsFile(pFile, sizeof(buffer) - 1, buffer) <= 0) continue;
lineNum++;
int32_t cmdlen = (int32_t)strlen(buffer);