This commit is contained in:
aixiao 2021-05-19 09:43:30 +08:00
commit 3235a97987
6 changed files with 139 additions and 0 deletions

12
Makefile Normal file
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CROSS_COMPILE ?=
CC := $(CROSS_COMPILE)gcc
CFLAGS += -g -Wall -L../libini -I../libini -fno-builtin
LIB += -lini -static -g
BIN = reboot_temperature
all: reboot_temperature.o
$(CC) $(CFLAGS) $^ -o $(BIN) $(LIB)
clean:
rm -rf *.o
rm $(BIN)

7
conf/config.ini Normal file
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[server]
thermal_zone = "/sys/class/thermal/thermal_zone0/temp";
temperature = 80
log_file = "reboot.log";
second = 10
off_power = 0

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reboot_temperature Normal file

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reboot_temperature.c Normal file
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#include "reboot_temperature.h"
int get_temperature(char *path)
{
char buffer[SIZE];
FILE *fp;
if ((fp = fopen(path, "r")) < 0) {
return 1; /* 文件不存在,则退出. */
}
while (fgets(buffer, SIZE, fp) != NULL) {
;
}
fclose(fp);
return atoi(buffer) / 1000;
}
int log(int l_t, int c_t, char *log_file)
{
time_t tmpcal_ptr;
struct tm *tmp_ptr = NULL;
time(&tmpcal_ptr);
tmp_ptr = localtime(&tmpcal_ptr);
FILE *fd = fopen(log_file, "a+");
if (fd == NULL) {
return 0;
}
fprintf(fd, "%d.%d.%d %d:%d:%d %s %d %s %d\n", (1900 + tmp_ptr->tm_year),
(1 + tmp_ptr->tm_mon), tmp_ptr->tm_mday, tmp_ptr->tm_hour,
tmp_ptr->tm_min, tmp_ptr->tm_sec,
"树莓CPU温度", l_t, "达到可重启温度", c_t);
fclose(fd);
char temperature[270];
sprintf(temperature, "%d.%d.%d %d:%d:%d %s %d %s %d\n", (1900 + tmp_ptr->tm_year), (1 + tmp_ptr->tm_mon), tmp_ptr->tm_mday, tmp_ptr->tm_hour, tmp_ptr->tm_min, tmp_ptr->tm_sec,
"树莓CPU温度", l_t, "达到可重启温度", c_t);
// 发送告警邮件
//char *argv[]={"/root/qqMail/qqMail", "-l", "smtp.qq.com", "-p", "25", "-f", "1605227279", "-e", "dqqpbbbxoazibafd", "-q", "NIUYULING", "-r", "1605227279@QQ.COM", "-n", "NIUYULING", "-s", "Raspberrypi Temperature", "-t", temperature, (char*)0};
//execv("/root/qqMail/qqMail", argv);
char buffer[2700];
sprintf(buffer, "/root/qqMail/qqMail -l smtp.qq.com -p 25 -f 1605227279 -e dqqpbbbxoazibafd -q NIUYULING -r 1605227279@QQ.COM -n NIUYULING -s \"Raspberrypi Temperature\" -t \"%s\"", temperature);
//printf("%s\n", buffer);
FILE *fp;
fp = popen(buffer, "r");
pclose(fp);
return 0;
}
int get_executable_path(char *processdir, char *processname, int len)
{
char *filename;
if (readlink("/proc/self/exe", processdir, len) <= 0) {
return -1;
}
filename = strrchr(processdir, '/');
if (filename == NULL)
return -1;
++filename;
strcpy(processname, filename);
*filename = '\0';
return (int)(filename - processdir);
}
int main(int argc, char *argv[])
{
char buffer[SIZE];
char log_file[SIZE];
memset(buffer, 0, SIZE);
memset(log_file, 0, SIZE);
char *inifile = "conf/config.ini";
char path[SIZE] = { 0 };
char executable_filename[SIZE] = { 0 };
(void)get_executable_path(path, executable_filename, sizeof(path));
inifile=strcat(path, inifile);
if (daemon(1, 1) == -1) {
perror("daemon");
exit(1);
}
while (1) {
getinikeystring("server", "thermal_zone", inifile, buffer); // 获取thermal_zone路径
getinikeystring("server", "log_file", inifile, log_file); // 获取日志文件名
if (get_temperature(buffer) >= getinikeyint("server", "temperature", inifile)) {
sync();
if (getinikeyint("server", "off_power", inifile) == 1) {
log(get_temperature(buffer), getinikeyint("server", "temperature", inifile), log_file);
return reboot(RB_POWER_OFF); // 关机
} else {
log(get_temperature(buffer), getinikeyint("server", "temperature", inifile), log_file);
return reboot(RB_AUTOBOOT); // 重启
}
}
sleep(getinikeyint("server", "second", inifile));
}
return 1;
}

10
reboot_temperature.h Normal file
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#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdlib.h>
#include <time.h>
#include <sys/reboot.h>
#include "libini.h"
#define SIZE 270

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