homework-jianmu/include/os/osSysinfo.h

78 lines
2.2 KiB
C

/*
* 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_OS_SYSINFO_H_
#define _TD_OS_SYSINFO_H_
#ifdef __cplusplus
extern "C" {
#endif
#include "os.h"
#define TSDB_LOCALE_LEN 64
#define TSDB_TIMEZONE_LEN 96
extern int64_t tsPageSize;
extern int64_t tsOpenMax;
extern int64_t tsStreamMax;
extern int32_t tsNumOfCores;
extern int32_t tsTotalMemoryMB;
extern char tsTimezone[];
extern char tsLocale[];
extern char tsCharset[]; // default encode string
typedef struct {
int64_t tsize;
int64_t used;
int64_t avail;
} SysDiskSize;
int32_t taosGetDiskSize(char *dataDir, SysDiskSize *diskSize);
int32_t taosGetCpuCores();
void taosGetSystemInfo();
bool taosReadProcIO(int64_t *rchars, int64_t *wchars);
bool taosGetProcIO(float *readKB, float *writeKB);
bool taosGetCardInfo(int64_t *bytes, int64_t *rbytes, int64_t *tbytes);
bool taosGetBandSpeed(float *bandSpeedKb);
void taosGetDisk();
bool taosGetCpuUsage(float *sysCpuUsage, float *procCpuUsage);
bool taosGetProcMemory(float *memoryUsedMB);
bool taosGetSysMemory(float *memoryUsedMB);
void taosPrintOsInfo();
int taosSystem(const char *cmd);
void taosKillSystem();
int32_t taosGetSystemUid(char *uid, int32_t uidlen);
char * taosGetCmdlineByPID(int pid);
void taosSetCoreDump(bool enable);
typedef struct {
char sysname[_UTSNAME_MACHINE_LENGTH];
char nodename[_UTSNAME_MACHINE_LENGTH];
char release[_UTSNAME_MACHINE_LENGTH];
char version[_UTSNAME_MACHINE_LENGTH];
char machine[_UTSNAME_MACHINE_LENGTH];
} SysNameInfo;
SysNameInfo taosGetSysNameInfo();
int64_t taosGetPid();
#ifdef __cplusplus
}
#endif
#endif