判断网站能否请求成功 

 
1 [root@VM-16-13-centos learn]# sh fun02.sh www.baidu.com
 2 www.baidu.com url                                          [  OK  ]
 3 
 4 
 5 [root@VM-16-13-centos learn]# cat fun02.sh
 6 #!/bin/bash
 7 [ -f /etc/init.d/functions ]&& . /etc/init.d/functions
 8 
 9 usage(){
10   echo "USAGE:$0 URL"
11   exit 1
12 }
13 RETVAL=0
14 CheakUrlStatus(){
15   wget -T 10 --spider -t 2 $1 &>/dev/null
16     RETVAL=$?
17     if [ $RETVAL -eq 0 ]
18       then action "$1 url" /bin/true
19       else action "$1 url" /bin/false
20     fi
21     return $RETVAL
22 }
23 main(){
24   if [  $# -ne 1 ]
25     then usage
26   fi
27 CheakUrlStatus $1
28 RETVAL=$?
29 return $RETVAL
30 }
31 main $*

 

posted @ 2022-11-01 10:51  yeahzxw  阅读(42)  评论(0)    收藏  举报