shell监控web服务的多种方案
# lsof -i :80|wc -l #本地端口2
# nmap 127.0.0.1 -p 80 #远程端口
Starting Nmap 5.51 ( http://nmap.org ) at 2017-06-28 14:13 CST
Nmap scan report for localhost (127.0.0.1)
Host is up (0.000080s latency).
PORT STATE SERVICE
80/tcp openhttp
Nmap done: 1 IP address (1 host up) scanned in 0.05 seconds
# nmap 127.0.0.1 -p 80|wc -l
8
# nmap 127.0.0.1 -p 80|grep open|wc -l
1
# ps -ef|grep nginx |wc -l #进程
12
# culr -I -s -w "%{http_code}" -o /dev/null 127.0.0.1
200 #curl
# wget --spider --timeout=10 --tries=2 127.0.0.1 &>/dev/null
# echo $? #wget看返回值
0
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