linux工具的使用

Posted 2022-11-01 alen_xie

１：判断一个服务器的状态，是否可以connect，只需要输入：

nc -v -w 2 113.106.94.104 -z 1017-1019

nc -v -w 连接失败后重复次数　　ip -z 端口号

２：获取http的详细信息

curl -vosa http://www.baidu.com

alen@alen:~$ curl -vosa http://www.baidu.com
* Rebuilt URL to: http://www.baidu.com/
* Hostname was NOT found in DNS cache
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0*   Trying 112.80.248.73...
* Connected to www.baidu.com (112.80.248.73) port 80 (#0)
> GET / HTTP/1.1
> User-Agent: curl/7.35.0
> Host: www.baidu.com
> Accept: */*
> 
< HTTP/1.1 200 OK
* Server bfe/1.0.8.18 is not blacklisted
< Server: bfe/1.0.8.18
< Date: Tue, 13 Sep 2016 07:56:02 GMT
< Content-Type: text/html
< Content-Length: 2381
< Last-Modified: Mon, 25 Jul 2016 11:12:14 GMT
< Connection: Keep-Alive
< ETag: "5795f40e-94d"
< Cache-Control: private, no-cache, no-store, proxy-revalidate, no-transform
< Pragma: no-cache
< Accept-Ranges: bytes
<