413 lines
14 KiB
C
413 lines
14 KiB
C
/***************************************************************
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Copyright © huijue Network Co., Ltd. 1998-2129. All rights reserved.
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Copyright © 上海汇珏网络通信设备股份有限公司 1998-2129. All rights reserved.
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文件名 : ProcessisRunning.c
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作者 : kooloo
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版本 : V1.0
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描述 : 动环监控/边缘网关FSU 进程是否运行判断 kooloo add 202310
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硬件平台 : iMX6ULL
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内核版本 : linux-imx-4.1.15-2.1.0-g3dc0a4b-v2.7
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编译器版本 ：gcc-linaro-4.9.4-2017.01-x86_64_arm-linux-gnueabihf
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日志 : 初版V1.0 2023/7/15 kooloo创建
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***************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <unistd.h>
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#include "public.h" //公共函数头文件
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#include "mslog.h"
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#include "ProcessisRunning.h"
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#include <fcntl.h>
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#include <sys/mman.h> //posix 内存共享 消息队列
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#include <sys/stat.h>
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#include<mqueue.h>
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/*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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** 函数名称: System_KillProcess
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** 功能描述: 主动关闭相关进程
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** 参数描述:无
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** 日 期: 2023年9月02日
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:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
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void System_KillProcess(void)
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{
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int ret;
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ret =isRunning(S_TimeAlignedApp_ISRUNNING);
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if(ret==1) //子进程正常运行 kooloo add 202311
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{
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SystemProcess_Exe(S_TimeAlignedApp_KillNAME); //关闭子进程
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sleep(1); //延时再开启 kooloo add
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}
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ret =isRunning(S_MqttClientApp_ISRUNNING);
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if(ret==1) //子进程正常运行 kooloo add 202311
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{
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SystemProcess_Exe(S_MqttClientApp_KillNAME); //关闭子进程
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sleep(1); //延时再开启 kooloo add
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}
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ret =isRunning(S_DevicePortGetApp_ISRUNNING);
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if(ret==1) //子进程正常运行 kooloo add 202311
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{
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SystemProcess_Exe(S_DevicePortGetApp_KillNAME); //关闭子进程
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sleep(1); //延时再开启 kooloo add
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}
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}
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/*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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** 函数名称: SystemProcess_Iint
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** 功能描述: 主进程启动相关进程
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** 参数描述:无
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** 日 期: 2023年9月02日
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:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
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void SystemProcess_Iint(void)
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{
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System_KillProcess();
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SystemProcess_Exe(S_DevicePortGetApp_PATH_EXE); //启动子进程
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SystemProcess_Exe(S_MqttClientApp_PATH_EXE); //启动子进程
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sleep(1); //延时后再做判断 kooloo add 20240311
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}
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/*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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** 函数名称: SystemProcess_Exe
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** 功能描述: 启动子进程
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** 参数描述:无
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** 日 期: 2023年9月02日
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:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
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void SystemProcess_Exe(const char * string)
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{
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int ret;
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ret=system(string); //后台运行
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if(ret==0)
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{
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ms_info1("%s ok!\n",string);
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}
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else
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{
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ms_error1("%s Fail!\n",string);
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}
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}
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/*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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** 函数名称: SystemInfo_PrintLog
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** 功能描述: 系统信息打印
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** 参数描述:无
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** 日 期: 2023年9月02日
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:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
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void SystemInfo_PrintLog(void)
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{
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int ret;
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/* 打印进程信息及编译时间 */
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ms_info1("EdgeGateway_FSU DevicePortGet process\n");
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ms_info1("Make time is: %s %s\n", __DATE__, __TIME__);
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/* 获取信息 */
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ret = uname(&pSysPara->os_info);
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if (-1 == ret)
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{
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ms_error1("uname error!\n");
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exit(-1);
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}
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else
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{
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/* 打印系统信息 */
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ms_info1("操作系统名称: %s\n", pSysPara->os_info.sysname);
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ms_info1("主机名: %s\n", pSysPara->os_info.nodename);
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ms_info1("内核版本: %s\n", pSysPara->os_info.release);
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ms_info1("发行版本: %s\n", pSysPara->os_info.version);
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ms_info1("硬件架构: %s\n", pSysPara->os_info.machine);
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}
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/* 获取信息 */
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ret = sysinfo(&pSysPara->sys_info);
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if (-1 == ret)
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{
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ms_error1("sysinfo error!\n");
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exit(-1);
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}
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else
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{
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/* 打印系统信息 */
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ms_info1("uptime: %ld\n", pSysPara->sys_info.uptime); /* 自系统启动之后所经过的时间（以秒为单位） */
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ms_info1("totalram: %lu\n", pSysPara->sys_info.totalram);/* 总的可用内存大小 */
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ms_info1("freeram: %lu\n", pSysPara->sys_info.freeram);/* 还未被使用的内存大小 */
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ms_info1("procs: %u\n", pSysPara->sys_info.procs); /* 系统当前进程数量 */
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}
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}
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/*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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** 函数名称: SystemIpc_Init
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** 功能描述: 系统IPC数据共享 队列等初始化
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** 参数描述:无
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** 日 期: 2023年9月02日
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:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
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void SystemIpc_Init(void)
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{
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int fd; //临时变量
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//设置系统变量共享内存相关设置 kooloo add 202311
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#if 0 //IPC 共享内存创建 方便折叠
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fd=shm_open(S_SYSDATASHARE_PATH,O_CREAT|O_RDWR,0666); //创建共享内存 可读写，如果不存在，则创建 kooloo add 202311
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if(fd<0)
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{
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ms_fatal1("SysDat error open shm_region!\n"); //内存共享 打开失败
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exit(-1);
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}
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ftruncate(fd,C_SYSDATASHARE_LEN); //文件截断函数 长度为预设值大小 kooloo add 202311
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pSysPara=(SysPara_t *)mmap(NULL,C_SYSDATASHARE_LEN,PROT_READ|PROT_WRITE,MAP_SHARED,fd,0); //映射到内存 kooloo add 202311
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if(pSysPara==MAP_FAILED) //如果申请失败 则进入对应的分支 kooloo add 202311
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{
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ms_fatal1("SysDat error map alloc!\n"); //内存申请空间失败
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exit(-1);
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}
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memset(pSysPara,0,C_SYSDATASHARE_LEN); //申请内存后将其数据清空 kooloo add 202311
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//设置系统变量共享内存相关设置 数据库相关 kooloo add 202311
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fd=shm_open(S_DATBASESHARE_PATH,O_CREAT|O_RDWR,0666); //创建共享内存 可读写，如果不存在，则创建 kooloo add 202311
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if(fd<0)
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{
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ms_fatal1("DatBase error open shm_region!\n"); //内存共享 打开失败
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exit(-1);
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}
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ftruncate(fd,C_DATBASESHARE_LEN); //文件截断函数 长度为预设值大小 kooloo add 202311
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pSysDatBase=(SysDatBase_t *)mmap(NULL,C_DATBASESHARE_LEN,PROT_READ|PROT_WRITE,MAP_SHARED,fd,0); //映射到内存 kooloo add 202311
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if(pSysDatBase==MAP_FAILED) //如果申请失败 则进入对应的分支 kooloo add 202311
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{
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ms_fatal1("DatBase error map alloc!\n"); //内存申请空间失败
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exit(-1);
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}
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memset(pSysDatBase,0,C_DATBASESHARE_LEN); //申请内存后将其数据清空 kooloo add 202311
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#else //不使用共享 直接申请内存 kooloo add 202312
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//为全局RS485配置存储分配内存
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if ((pSysPara = (SysPara_t *)malloc(C_SYSDATASHARE_LEN )) == NULL)
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{
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ms_fatal1("malloc pSysPara error\n");
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exit(EXIT_FAILURE); //内存出错退出进程
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}
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else
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{
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ms_info1("malloc pSysPara ok\n");
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}
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if ((pSysDatBase = (SysDatBase_t *)malloc(C_DATBASESHARE_LEN )) == NULL)
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{
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ms_fatal1("malloc pSysDatBase error\n");
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exit(EXIT_FAILURE); //内存出错退出进程
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}
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else
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{
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ms_info1("malloc pSysDatBase ok\n");
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}
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#endif
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#if 1 //Posix IPC 队列创建
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struct mq_attr mq_attr_param = {
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.mq_flags = O_NONBLOCK, //
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.mq_maxmsg = C_SRCToDST_MQ_MSGMAX,
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.mq_msgsize = C_SRCToDST_MQ_MSGSIZE
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};
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//源头到目的地 读取
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MqdSrcToDst= mq_open(S_SRCToDST_MQ_PATH, O_RDWR|O_CREAT, S_IRWXU|S_IRWXG, &mq_attr_param);
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if (MqdSrcToDst == -1)
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{
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ms_error1("MqdSrcToDst open failed: %s\n",strerror(errno));
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exit(EXIT_FAILURE);
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}
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mq_setattr(MqdSrcToDst, &mq_attr_param, NULL); // 设置为非阻塞
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memset(&mq_attr_param, 0, sizeof(struct mq_attr));
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mq_getattr(MqdSrcToDst, &mq_attr_param);
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ms_info1("mq_attr_param.mq_flags = %d\n", (mq_attr_param.mq_flags &= O_NONBLOCK) != 0);
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ms_info1("mq_attr_param.mq_maxmsg = %ld\n", mq_attr_param.mq_maxmsg);
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ms_info1("mq_attr_param.mq_msgsize = %ld\n", mq_attr_param.mq_msgsize);
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//目的地到源头 设置
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MqdDstToSrc= mq_open(S_DSTToSRC_MQ_PATH, O_RDWR|O_CREAT, S_IRWXU|S_IRWXG, &mq_attr_param);
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if (MqdDstToSrc == -1)
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{
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ms_error1("MqdDstToSrc open failed: %s\n",strerror(errno));
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exit(EXIT_FAILURE);
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}
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mq_setattr(MqdDstToSrc, &mq_attr_param, NULL); // 设置为非阻塞
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memset(&mq_attr_param, 0, sizeof(struct mq_attr));
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mq_getattr(MqdDstToSrc, &mq_attr_param);
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ms_info1("mq_attr_param.mq_flags = %d\n", (mq_attr_param.mq_flags &= O_NONBLOCK) != 0);
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ms_info1("mq_attr_param.mq_maxmsg = %ld\n", mq_attr_param.mq_maxmsg);
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ms_info1("mq_attr_param.mq_msgsize = %ld\n", mq_attr_param.mq_msgsize);
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#endif
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#if 1 //Posix IPC 队列创建 普通串口和虚拟串口 kooloo add 202403
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struct mq_attr mq_attr_param_SP = {
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.mq_flags = O_NONBLOCK, //
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.mq_maxmsg = C_SERIALPORT_MQ_MSGMAX,
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.mq_msgsize = C_SERIALPORT_MQ_MSGSIZE
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};
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//普通串口 读取
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MqdSerialPort= mq_open(S_SERIALPORT_MQ_PATH, O_RDWR|O_CREAT, S_IRWXU|S_IRWXG, &mq_attr_param_SP);
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if (MqdSerialPort == -1)
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{
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ms_error1("MqSerialPort open failed: %s\n",strerror(errno));
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exit(EXIT_FAILURE);
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}
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mq_setattr(MqdSerialPort, &mq_attr_param_SP, NULL); // 设置为非阻塞
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memset(&mq_attr_param_SP, 0, sizeof(struct mq_attr));
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mq_getattr(MqdSerialPort, &mq_attr_param_SP);
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ms_info1("mq_attr_param_SP.mq_flags = %d\n", (mq_attr_param_SP.mq_flags &= O_NONBLOCK) != 0);
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ms_info1("mq_attr_param_SP.mq_maxmsg = %ld\n", mq_attr_param_SP.mq_maxmsg);
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ms_info1("mq_attr_param_SP.mq_msgsize = %ld\n", mq_attr_param_SP.mq_msgsize);
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//目的地到源头 设置
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MqdVtSerialPort= mq_open(S_VTSERIALPORT_MQ_PATH, O_RDWR|O_CREAT, S_IRWXU|S_IRWXG, &mq_attr_param_SP);
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if (MqdVtSerialPort == -1)
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{
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ms_error1("MqVtSerialPort open failed: %s\n",strerror(errno));
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exit(EXIT_FAILURE);
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}
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mq_setattr(MqdVtSerialPort, &mq_attr_param_SP, NULL); // 设置为非阻塞
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memset(&mq_attr_param_SP, 0, sizeof(struct mq_attr));
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mq_getattr(MqdVtSerialPort, &mq_attr_param_SP);
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ms_info1("mq_attr_param_SP.mq_flags = %d\n", (mq_attr_param_SP.mq_flags &= O_NONBLOCK) != 0);
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ms_info1("mq_attr_param_SP.mq_maxmsg = %ld\n", mq_attr_param_SP.mq_maxmsg);
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ms_info1("mq_attr_param_SP.mq_msgsize = %ld\n", mq_attr_param_SP.mq_msgsize);
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#endif
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}
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/*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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** 函数名称: System_Exit
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** 功能描述: 系统IPC数据共享 队列退出 系统退出
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** 参数描述:无
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** 日 期: 2023年9月02日
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:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
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void System_Exit(void)
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{
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munmap(pSysPara,C_SYSDATASHARE_LEN); //系统调用解除指定地址范围内的映射 kooloo add 202311 退出主进程 解除映射
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munmap(pSysDatBase,C_DATBASESHARE_LEN); //系统调用解除指定地址范围内的映射 kooloo add 202311 退出主进程 解除映射
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mq_close(MqdSrcToDst);
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mq_close(MqdDstToSrc);
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//mq_unlink(S_SRCToDST_MQ_PATH);
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//mq_unlink(S_DSTToSRC_MQ_PATH);
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mslog_api_deinit();//退出释放日志资源；
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}
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/*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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** 函数名称: ProcessIsRunning_ServiceLoop
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** 功能描述: 判断子进程是否正常运行
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** 参数描述:无
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** 日 期: 2023年9月02日
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:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
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void ProcessIsRunning_ServiceLoop(void)
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{
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int ret;
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if(pSysPara->g_ExeIndex==C_SUBPRCESS_DevicePortGetApp)
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{
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ret =isRunning(S_DevicePortGetApp_ISRUNNING);
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if(ret==1) //子进程正常运行 kooloo add 202311
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{
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}
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else
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{
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SystemProcess_Exe(S_DevicePortGetApp_KillNAME); //关闭子进程
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sleep(1); //延时再开启 kooloo add
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SystemProcess_Exe(S_DevicePortGetApp_PATH_EXE); //启动子进程
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}
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pSysPara->g_ExeIndex=C_SUBPRCESS_MqttClientApp;
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}
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else
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{
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ret =isRunning(S_MqttClientApp_ISRUNNING);
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if(ret==1) //子进程正常运行 kooloo add 202311
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{
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}
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else
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{
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SystemProcess_Exe(S_MqttClientApp_KillNAME); //关闭子进程
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sleep(1); //延时再开启 kooloo add
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SystemProcess_Exe(S_MqttClientApp_PATH_EXE); //启动子进程
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}
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pSysPara->g_ExeIndex= C_SUBPRCESS_DevicePortGetApp;
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}
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}
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/*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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** 函数名称: getPidFromStr
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** 功能描述: 从字符串里获取pid值
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** 参数描述: 字符串
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** 作 者: https://blog.csdn.net/dezhihuang/article/details/78769599
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** 日 期: 2022年03月21
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:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
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char* getPidFromStr(const char *str)
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{
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static char sPID[8] = {0};
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int tmp = 0;
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int pos1 = 0;
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int pos2 = 0;
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int i = 0;
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int j = 0;
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for (i=0; i<strlen(str); i++) {
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if ( (tmp==0) && (str[i]>='0' && str[i]<='9') ) {
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tmp = 1;
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pos1 = i;
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}
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if ( (tmp==1) && (str[i]<'0' || str[i]>'9') ) {
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pos2 = i;
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break;
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}
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}
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for (j=0,i=pos1; i<pos2; i++,j++) {
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sPID[j] = str[i];
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}
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return sPID;
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}
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/*:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
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** 函数名称: isRunning
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** 功能描述: 判断程序是否运行
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** 参数描述: 命令字符串
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** 作 者: https://blog.csdn.net/dezhihuang/article/details/78769599
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** 日 期: 2022年03月21
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:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::*/
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int isRunning(char * CommandStr)
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{
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int ret = -1;
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char sCurrPid[16] = {0};
|
||
sprintf(sCurrPid, "%d", getpid());
|
||
printf("sCurrPid=%s\n", sCurrPid);
|
||
FILE *fstream=NULL;
|
||
char buff[1024] = {0};
|
||
// if(NULL==(fstream=popen("ps -e -o pid,comm | grep a.out | grep -v PID | grep -v grep", "r"))) //原始
|
||
if(NULL==(fstream=popen(CommandStr,"r")))
|
||
{
|
||
// fprintf(stderr,"execute command failed: %s", strerror(errno));
|
||
ms_error1("execute command failed: %s\n",strerror(errno));
|
||
pclose(fstream);
|
||
return -1;
|
||
}
|
||
|
||
printf("Cmd %s\n",CommandStr);
|
||
char *PID_Str=fgets(buff, sizeof(buff), fstream);
|
||
printf("PID_Str %s\n",PID_Str);
|
||
while(NULL!=PID_Str)
|
||
{
|
||
printf("buff %s",buff);
|
||
char *oldPID = getPidFromStr(buff);
|
||
//if ( strcmp(sCurrPid, oldPID) != 0 )
|
||
//if ( oldPID>0 )
|
||
{
|
||
printf("程序已经运行，PID=%s\n", oldPID);
|
||
ret = 1;
|
||
}
|
||
PID_Str=fgets(buff, sizeof(buff), fstream);
|
||
}
|
||
pclose(fstream);
|
||
|
||
// if(ret!=1)
|
||
{
|
||
system("ps -e");
|
||
}
|
||
return ret;
|
||
}
|