Shell 批量进程判断是否存在

/home/app/tomcat_8555_pis
/home/app/tomcat_test8556
/home/app/tomcat_test8557
/home/app/tomcat_test8558
/home/app/tomcat_test8559
/home/app/tomcat_test8560
test_not_found
test_not_found

#!/bin/bash -v
# 获取默认的参数值
echo '输入的文件参数为:' $1
file_name="$1"
if [ -z "${file_name}" ];then
  file_name="$0"
  file_name="${file_name%*.sh}.txt"
fi
echo "实际的文件参数为:${file_name}"
# 检测进程是否存在
# 如果有存在就显示OK, 不存在就显示NG
function check_info(){
  processString="$1"
  echo "$(date '+%Y-%m-%d %H:%M:%S') 检测的字符串:$processString 开始 ------------------------------------------------------------------ "
  ps -fe | grep "$processString" | grep -v grep
  if [  $? -eq 0 ]; then
 echo -e "$(date '+%Y-%m-%d %H:%M:%S') 检测的字符串:${processString} \033[42;34m 结果:OK \033[0m" 
  else
 echo -e "$(date '+%Y-%m-%d %H:%M:%S') 检测的字符串:${processString} \033[41;30m 结果:NG \033[0m"
 echo $processString >> "${file_name}.error.log"
  fi
  # 打印明细
  echo "$(date '+%Y-%m-%d %H:%M:%S') 进程明细如下:----------------"
  ps -fe | grep "$processString" 
  ps -fe | grep "$processString" > "${file_name%.sh}.error.log"
  echo "$(date '+%Y-%m-%d %H:%M:%S') 进程明细结束:----------------"
  echo "$(date '+%Y-%m-%d %H:%M:%S') 检测的字符串:$processString 结束 ------------------------------------------------------------------ "
  echo ''
  echo ''
}
# exit 
echo '开始执行' > "${file_name}.error.log"
cat "${file_name}" | while read line 
do
  if [ -n "$line" ];then
 echo $line
 check_info $line
  fi
done

sh -v ./demo.sh demo.txt
sh -v ./demo.sh 2>&1 | tee demo.log