[shell]关闭超时的进程

Posted 2021-01-31 我叫宋

应同事要求，写了个shell, 主要功能为查找超时的进程，并关闭！

调用方式：

sh monter_shell_minute.sh shell_sleep 30

shell_sheep ：  为进程名

30 ： 为30分钟

从打印的日志能看出会多两个PID，不要惊慌，由于你执行时会带有 搜索的“程序名”，且执行时也会产生一个，所以会有两个pid(运行时间比较短)。

也可以在crontab 中写任务，每隔一段时间执行一次。。

 

#!/bin/bash

# author : jackical

input_program=$1
input_minue=$2

sn_lines=`ps -ef|grep ${input_program}|grep -v grep|awk ‘{print $2}‘`

echo ‘sn_lines:‘
echo ${sn_lines}

if [ "${sn_lines}" -eq "" ]
    then
    echo program has end!
else
    IFS=$‘
‘
    for i in ${sn_lines};
    do
        echo "line pid:" ${i}
        run_info=`ps -eo pid,etime|grep ${i}|awk ‘{print $2}‘`
        run_time=${run_info/${i}/}
        run_time2=${run_time/[[:space:]]/} #程序运行时间
        
        echo "program run time:" ${run_time2}
        echo "run_time2 length :" ${#run_time2}

        # 超过一天
        if [ ${#run_time2} -gt 9 -a $input_minue -lt 86400 ]
        then
                 echo "已超时!"
                cmd="kill -9 "$i
                eval $cmd
                echo $cmd
        else
            if [ ${#run_time2} -gt 9 ]
                then
                        echo "big 10" 
                        cust_date=`expr $input_minue/86400`"-"`expr $input_minue%86400` | awk ‘{printf("%02d
",$0)}‘":"$input_minue":00"
                        echo ‘cust_date:‘ ${cust_date}
                        echo ‘run_time2:‘ $run_time2
                        if [ ${cust_date}<${run_time2} ]
                        then
                                echo "超过一天，没有超时"
                        else
                                echo "超过一天，超时"
                                cmd="kill -9 "$i
                                eval $cmd
                                echo $cmd
                        fi 
            else
                            echo "small 10"
                            # 没有超过一天
                            cust_date=${input_minue}"00"
                            run_time2=${run_time2//:/}
                            if [ ${#run_time2} -eq 6 ]
                            then
                                run_time2=${run_time2:0:4}
                            fi

                            echo "cust_date:" $cust_date
                            echo "run_time2:" $run_time2
                            if [ ${cust_date} -lt ${run_time2} ]
                            then
                                echo "超时"
                                cmd="kill -9 "$i
                                eval $cmd
                                echo $cmd
                            else
                                    echo "没有超时"
                            fi
            fi

        fi        

    done
fi