//显示版本
#./check_http -V  
check_http v2053 (nagios-plugins 1.4.13)
 
//-H <vhost> -u <uri> -p <port>
（不能直接-u写URL，用-u时要用-H；-u带的URL可以写全或相对）
#./check_http -H www.****.com
HTTP OK HTTP/1.1 200 OK - 106540 bytes in 1.833 seconds |time=1.833151s;;;0.000000 size=106540B;;;0
 
#./check_http -H www.****.com -u /url1/url2/index.html
 
 
 
 
//-I <ipaddress>
#./check_http -I xxx.xxx.xxx -u /url1/url2/index.html
 
//-e <string>; 预期服务器返回的第一行字串匹配
# ./check_http -H www.laabaa.com -e "200 OK"
HTTP OK HTTP/1.1 200 OK - 106540 bytes in 1.736 seconds |time=1.736245s;;;0.000000 size=106540B;;;0
# ./check_http -H www.laabaa.com -e "200 notOK"
HTTP CRITICAL - Invalid HTTP response received from host: HTTP/1.1 200 OK
 
//-s <string>; 预期页面代码中的字串
 
//-M <age>;检测页面的 Last modified时间，如1m,1h,1d等(分钟，小时，天）；
# ./check_http -I 192.168.100.107 -u /cehq/zhishu.html  -M 1m
HTTP CRITICAL - Last modified 1:11:40 ago
 
//-m <min_pg_size>:<max_pg_size>; 最小页面size(bytes)：最大页面size(bytes)
# ./check_http -I 192.168.100.107 -u /cehq/zhishu.html  -m 100:200
HTTP WARNING: page size 3466 too large|size=3466B;100;0;0
 
//-w和-c;定义warning和critical的告警阀值（单元：seconds）
# ./check_http -I 192.168.100.107 -u /cehq/zhishu.html  -w 0.0001
HTTP WARNING:  - HTTP/1.1 200 OK - 0.002 second response time |time=0.001646s;0.000100;;0.000000 size=3466B;;;0
# ./check_http -I 192.168.100.107 -u /cehq/zhishu.html  -c 0.0001
HTTP CRITICAL:  - HTTP/1.1 200 OK - 0.002 second response time |time=0.001778s;;0.000100;0.000000 size=3466B;;;0
 
// -N; 检查一个页面访问，为了获得较好的响应时间，不读取页面体，no-body：
# ./check_http -H www.ce.cn -u /index.shtml -N
HTTP OK: HTTP/1.1 200 OK - 4300 bytes in 0.015 second response time |time=0.014826s;;;0.000000 size=4300B;;;0
 
// -a;  以用户名密码访问一个需认证的页面：
# ./check_http -I 10.10.10.32 -u /nagios/
HTTP WARNING: HTTP/1.1 401 Authorization Required - 717 bytes in 0.004 second response time |time=0.004006s;;;0.000000 size=717B;;;0
# ./usr/lib/nagios/plugins/check_http -I 192.168.10.2 -u /nagios/ -a nagios:nagios
HTTP OK: HTTP/1.1 200 OK - 911 bytes in 0.005 second response time |time=0.004724s;;;0.000000 size=911B;;;0
 
//-t;连接超时的时间（default:10seconds)
#./check_http -H laabaa.com 
HTTP OK HTTP/1.1 200 OK - 106540 bytes in 1.840 seconds |time=1.839614s;;;0.000000 size=106540B;;;0
#./check_http -H laabaa.com  -t 1
CRITICAL - Socket timeout after 1 seconds
 
//-v;verbose,show details for command-line debugging
 
以上常用的，没有post、header等相关的参数。