Linux Curl Command

Curl: Command line access to Web pages, websites, download files

[[email protected] ~]# Curl www.apelearn.com #这个命令之后, there are a lot of www.apelearn.com website source code

[[email protected] ~]# curl-i!$-I omit source

Curl-i www.apelearn.com

http/1.1 OK

Server:nginx

date:wed, 15:16:31 GMT

Content-type:text/html

Connection:keep-alive

Vary:accept-encoding

x-powered-by:php/5.3.27

Note that there is a K OK, in fact, the common status code is also 200 301 302 404 403 502 503

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[[email protected] ~]# curl-i www.lishiming.net Curl a bit this site found a status code of 301, which means set a jump

http/1.1 301 Moved Permanently

server:nginx/1.0.15

date:wed, 15:23:44 GMT

Content-type:text/html

content-length:185

Connection:keep-alive

location:http://www.apelearn.com/bbs/forum.php #跳转到这个域名下.

[Email protected] ~]#

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[Email protected] ~]# vim/etc/hosts

127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4

:: 1 localhost localhost.localdomain localhost6 localhost6.localdomain6

192.168.1.1 www.qq.com

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"/etc/hosts" 3L, 181C

[[email protected] ~]# Ping www.qq.com

PING www.qq.com (192.168.1.1) bytes of data.

---------------------------------------------------------------------------

[[email protected] ~]# Ping www.qq.com

PING www.qq.com (220.181.138.29) bytes of data.

Bytes from 220.181.138.29:icmp_seq=1 ttl=128 time=78.3 ms

Bytes from 220.181.138.29:icmp_seq=2 ttl=128 time=77.5 ms

Bytes from 220.181.138.29:icmp_seq=3 ttl=128 time=83.9 ms

Bytes from 220.181.138.29:icmp_seq=4 ttl=128 time=87.4 ms

Bytes from 220.181.138.29:icmp_seq=5 ttl=128 time=77.2 ms

Bytes from 220.181.138.29:icmp_seq=6 ttl=128 time=77.6 ms

^z

[4]+ Stopped Ping www.qq.com

[Email protected] ~]#

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Glinux ~]# curl-x220.181.138.29:80 Www.qq.com-I #通过-x command to ping the correct address even if the configuration file is modified, don't forget Add I omit information

http/1.1 OK

server:squid/3.4.3

date:wed, 15:32:12 GMT

content-type:text/html; charset=gb2312

Connection:keep-alive

Vary:accept-encoding

Vary:accept-encoding

expires:wed, 15:33:12 GMT

Cache-control:max-age=60

Vary:accept-encoding

Vary:accept-encoding

X-cache:hit from beijing.qq.com

----------------------------------------------------------------------------------

[Email protected] ~]# curl-iv www.qq.com #显示访问过程.

Curl 7.19.7 (I386-REDHAT-LINUX-GNU) libcurl/7.19.7 nss/3.14.0.0 zlib/1.2.3 libidn/1.18 libssh2/1.4.2

Protocols:tftp ftp telnet dict ldap ldaps http file https FTPs SCP sftp

Features:gss-negotiate IDN IPv6 largefile NTLM SSL libz

-----------------------------------------------------------------------------------

[Email protected] ~]# Curl-iv www.qq.com

* About-to-connect () to www.qq.com Port (#0)

* Trying 220.181.138.29 ... Connected

* Connected to Www.qq.com (220.181.138.29) port (#0)

> head/http/1.1

> user-agent:curl/7.19.7 (I386-REDHAT-LINUX-GNU) libcurl/7.19.7 nss/3.14.0.0 zlib/1.2.3 libidn/1.18 libssh2/1.4.2

> Host:www.qq.com

> Accept: */*

>

< http/1.1 OK

http/1.1 OK

< server:squid/3.4.3

server:squid/3.4.3

< date:wed, 15:45:45 GMT

date:wed, 15:45:45 GMT

< content-type:text/html; charset=gb2312

content-type:text/html; charset=gb2312

< connection:keep-alive

Connection:keep-alive

< vary:accept-encoding

Vary:accept-encoding

< vary:accept-encoding

Vary:accept-encoding

< expires:wed, 15:46:45 GMT

expires:wed, 15:46:45 GMT

< cache-control:max-age=60

Cache-control:max-age=60

< vary:accept-encoding

Vary:accept-encoding

< vary:accept-encoding

Vary:accept-encoding

< X-cache:hit from beijing.qq.com

X-cache:hit from beijing.qq.com

* No chunk, no close, no size. Assume close to signal end

<

* Closing Connection #0

UserAgent marks, each site has its own logo.

-------------------------------------------------------------------------------

[[email protected] ~]# curl-u username:password http://www.qq.com ^c Specify user access to the site

[[email protected] ~]# curl-u Username:password Http://www.qq.com-I Of course you can add-I, brief information.

http/1.1 OK

server:squid/3.4.3

date:wed, 15:52:13 GMT

content-type:text/html; charset=gb2312

Connection:keep-alive

Vary:accept-encoding

Vary:accept-encoding

expires:wed, 15:53:13 GMT

Cache-control:max-age=60

Vary:accept-encoding

Vary:accept-encoding

X-cache:hit from beijing.qq.com

---------------------------------------------------------------------------------

[Email protected] ~]# Curl-o http://passport.ixpub.net/data/avatar/016/72/81/39_avatar_middle.jpg The last section is the default name, with the Consistent-Large o cannot specify name, rename.

% total% Received% xferd Average speed Time Time current

Dload Upload Total spent

100 5725 100 5725 0 0 1060 0 0:00:05 0:00:05--:--:--35559

[[email protected] ~]# ls 39_avatar_middle.jpg

39_avatar_middle.jpg

[Email protected] ~]# Curl-o Xiazai http://passport.ixpub.net/data/avatar/016/72/81/39_avatar_middle.jp #- Small o can specify the renamed name.

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Linux Curl Command