fix: handle error while write json file
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parent
675f0057cf
commit
7607a9788f
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@ -166,22 +166,22 @@ int32_t mmWriteFile(const char *path, const SMnodeOpt *pOption) {
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snprintf(file, sizeof(file), "%s%smnode.json.bak", path, TD_DIRSEP);
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snprintf(realfile, sizeof(realfile), "%s%smnode.json", path, TD_DIRSEP);
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pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
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if (pFile == NULL) goto _OVER;
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terrno = TSDB_CODE_OUT_OF_MEMORY;
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pJson = tjsonCreateObject();
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if (pJson == NULL) goto _OVER;
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if (mmEncodeOption(pJson, pOption) != 0) goto _OVER;
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buffer = tjsonToString(pJson);
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if (buffer == NULL) goto _OVER;
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terrno = 0;
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pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
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if (pFile == NULL) goto _OVER;
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int32_t len = strlen(buffer);
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if (taosWriteFile(pFile, buffer, len) <= 0) goto _OVER;
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if (taosFsyncFile(pFile) < 0) goto _OVER;
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taosCloseFile(&pFile);
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taosCloseFile(&pFile);
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if (taosRenameFile(file, realfile) != 0) goto _OVER;
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code = 0;
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@ -193,6 +193,7 @@ _OVER:
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if (pFile != NULL) taosCloseFile(&pFile);
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if (code != 0) {
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if (terrno == 0) terrno = TAOS_SYSTEM_ERROR(errno);
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dError("failed to write mnode file:%s since %s, deloyed:%d", realfile, terrstr(), pOption->deploy);
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}
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return code;
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@ -176,9 +176,6 @@ int32_t vmWriteVnodeListToFile(SVnodeMgmt *pMgmt) {
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snprintf(file, sizeof(file), "%s%svnodes.json.bak", pMgmt->path, TD_DIRSEP);
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snprintf(realfile, sizeof(realfile), "%s%svnodes.json", pMgmt->path, TD_DIRSEP);
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pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
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if (pFile == NULL) goto _OVER;
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int32_t numOfVnodes = 0;
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ppVnodes = vmGetVnodeListFromHash(pMgmt, &numOfVnodes);
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if (ppVnodes == NULL) goto _OVER;
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@ -187,15 +184,18 @@ int32_t vmWriteVnodeListToFile(SVnodeMgmt *pMgmt) {
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pJson = tjsonCreateObject();
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if (pJson == NULL) goto _OVER;
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if (vmEncodeVnodeList(pJson, ppVnodes, numOfVnodes) != 0) goto _OVER;
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buffer = tjsonToString(pJson);
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if (buffer == NULL) goto _OVER;
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terrno = 0;
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pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
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if (pFile == NULL) goto _OVER;
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int32_t len = strlen(buffer);
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if (taosWriteFile(pFile, buffer, len) <= 0) goto _OVER;
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if (taosFsyncFile(pFile) < 0) goto _OVER;
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taosCloseFile(&pFile);
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taosCloseFile(&pFile);
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if (taosRenameFile(file, realfile) != 0) goto _OVER;
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code = 0;
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@ -216,6 +216,7 @@ _OVER:
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}
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if (code != 0) {
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if (terrno == 0) terrno = TAOS_SYSTEM_ERROR(errno);
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dError("failed to write vnodes file:%s since %s, vnodes:%d", realfile, terrstr(), numOfVnodes);
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}
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return code;
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@ -225,15 +225,15 @@ int32_t dmWriteEps(SDnodeData *pData) {
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pJson = tjsonCreateObject();
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if (pJson == NULL) goto _OVER;
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if (dmEncodeEps(pJson, pData) != 0) goto _OVER;
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buffer = tjsonToString(pJson);
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if (buffer == NULL) goto _OVER;
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terrno = 0;
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int32_t len = strlen(buffer);
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if (taosWriteFile(pFile, buffer, len) <= 0) goto _OVER;
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if (taosFsyncFile(pFile) < 0) goto _OVER;
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taosCloseFile(&pFile);
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taosCloseFile(&pFile);
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if (taosRenameFile(file, realfile) != 0) goto _OVER;
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code = 0;
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@ -246,6 +246,7 @@ _OVER:
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if (pFile != NULL) taosCloseFile(&pFile);
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if (code != 0) {
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if (terrno == 0) terrno = TAOS_SYSTEM_ERROR(errno);
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dInfo("succeed to write dnode file:%s since %s, dnodeVer:%" PRId64, realfile, terrstr(), pData->dnodeVer);
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}
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return code;
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@ -15,6 +15,7 @@
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#define _DEFAULT_SOURCE
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#include "dmUtil.h"
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#include "tjson.h"
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#define MAXLEN 1024
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@ -63,56 +64,51 @@ _OVER:
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return code;
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}
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static int32_t dmEncodeFile(SJson *pJson, bool deployed) {
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if (tjsonAddDoubleToObject(pJson, "deployed", deployed) < 0) return -1;
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return 0;
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}
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int32_t dmWriteFile(const char *path, const char *name, bool deployed) {
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int32_t code = -1;
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int32_t len = 0;
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char content[MAXLEN + 1] = {0};
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char *buffer = NULL;
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SJson *pJson = NULL;
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TdFilePtr pFile = NULL;
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char file[PATH_MAX] = {0};
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char realfile[PATH_MAX] = {0};
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TdFilePtr pFile = NULL;
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snprintf(file, sizeof(file), "%s%s%s.json", path, TD_DIRSEP, name);
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snprintf(realfile, sizeof(realfile), "%s%s%s.json", path, TD_DIRSEP, name);
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terrno = TSDB_CODE_OUT_OF_MEMORY;
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pJson = tjsonCreateObject();
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if (pJson == NULL) goto _OVER;
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if (dmEncodeFile(pJson, deployed) != 0) goto _OVER;
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buffer = tjsonToString(pJson);
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if (buffer == NULL) goto _OVER;
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terrno = 0;
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pFile = taosOpenFile(file, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_TRUNC);
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if (pFile == NULL) {
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terrno = TAOS_SYSTEM_ERROR(errno);
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dError("failed to write %s since %s", file, terrstr());
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goto _OVER;
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}
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if (pFile == NULL) goto _OVER;
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len += snprintf(content + len, MAXLEN - len, "{\n");
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len += snprintf(content + len, MAXLEN - len, " \"deployed\": %d\n", deployed);
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len += snprintf(content + len, MAXLEN - len, "}\n");
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if (taosWriteFile(pFile, content, len) != len) {
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terrno = TAOS_SYSTEM_ERROR(errno);
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dError("failed to write file:%s since %s", file, terrstr());
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goto _OVER;
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}
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if (taosFsyncFile(pFile) != 0) {
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terrno = TAOS_SYSTEM_ERROR(errno);
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dError("failed to fsync file:%s since %s", file, terrstr());
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goto _OVER;
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}
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int32_t len = strlen(buffer);
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if (taosWriteFile(pFile, buffer, len) <= 0) goto _OVER;
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if (taosFsyncFile(pFile) < 0) goto _OVER;
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taosCloseFile(&pFile);
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if (taosRenameFile(file, realfile) != 0) goto _OVER;
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if (taosRenameFile(file, realfile) != 0) {
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terrno = TAOS_SYSTEM_ERROR(errno);
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dError("failed to rename %s since %s", file, terrstr());
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return -1;
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}
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dInfo("succeed to write %s, deployed:%d", realfile, deployed);
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code = 0;
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dInfo("succeed to write file:%s, deloyed:%d", realfile, deployed);
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_OVER:
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if (pFile != NULL) {
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taosCloseFile(&pFile);
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}
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if (pJson != NULL) tjsonDelete(pJson);
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if (buffer != NULL) taosMemoryFree(buffer);
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if (pFile != NULL) taosCloseFile(&pFile);
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if (code != 0) {
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if (terrno == 0) terrno = TAOS_SYSTEM_ERROR(errno);
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dError("failed to write file:%s since %s, deloyed:%d", realfile, terrstr(), deployed);
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}
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return code;
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}
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