shell编程:命令替换的运用
发布时间:2020-12-16 01:38:15 所属栏目:安全 来源:网络整理
导读:命令替换, 有两种方式 方式一:`command` 方式二:$(command) ? user.sh 查找系统中所有的用户,并且输出 #!/bin/ bashnginx =`netstat -tnlp | grep 80 | grep nginx | wc - l` if [ " $nginx " -gt 0 ]; then echo " Nginx is running... " else echo " N
命令替换,有两种方式方式一:`command` 方式二:$(command) ? user.sh查找系统中所有的用户,并且输出 #!/bin/bash nginx=`netstat -tnlp | grep 80 | grep nginx | wc -l` if [ "$nginx" -gt 0 ];then echo "Nginx is running..." else echo "Nginx is stopped" /application/nginx/sbin/nginx fi weeks.sh今年过了多少周,剩下多少周 #!/bin/bash nginx=`netstat -tnlp | grep 80 | grep nginx | wc -l` if [ "$nginx" -gt 0 ];then echo "Nginx is running..." else echo "Nginx is stopped" /application/nginx/sbin/nginx fi nginx_check.shnginx服务进程检查脚本,检查到nginx停止服务立即重启 #!/bin/bash nginx=`netstat -tnlp | grep 80 | grep nginx | wc -l` if [ "$nginx" -gt 0 ];then echo "Nginx is running..." else echo "Nginx is stopped" /application/nginx/sbin/nginx fi (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |