centos 7 配置基于httpd的cgi服务

本文详细介绍如何在CentOS系统上安装并配置Apache HTTP Server以支持CGI服务,包括安装httpd服务、修改配置文件以启用CGI处理、设置默认文档根目录及CGI脚本路径。

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我们在学习Python 时会不时的看到有人介绍cgi服务,那么今天我就以小白的方式记录下本次例练

HTTPD:

    1、由于本次验证的是基于Httpd这个WEB服务器的cgi服务配置,故第一步就是安装Httpd,首先使用httpd -v 查看是否已安装

[root@hdfs-node ~]# httpd -v
-bash: httpd: command not found
[root@hdfs-node ~]# 

    2、通过yum 来安装httpd

[root@hdfs-master ~]# yum install -y httpd
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
epel/x86_64/metalink                                                                                                                                                                                              | 3.5 kB  00:00:00     
 * base: mirrors.aliyun.com
 * epel: fedora.cs.nctu.edu.tw
 * extras: mirrors.aliyun.com
 * updates: mirrors.aliyun.com
ambari-2.7.0.0                                                                                                                                                                                                    | 2.9 kB  00:00:00     
base                                                                                                                                                                                                              | 3.6 kB  00:00:00     
docker-ce-stable                                                                                                                                                                                                  | 3.5 kB  00:00:00     
epel                                                                                                                                                                                                              | 4.7 kB  00:00:00     
extras                                                                                                                                                                                                            | 3.4 kB  00:00:00     
updates                                                                                                                                                                                                           | 3.4 kB  00:00:00     
(1/3): epel/x86_64/updateinfo                                                                                                                                                                                     | 959 kB  00:00:04     
(2/3): updates/7/x86_64/primary_db                                                                                                                                                                                | 2.5 MB  00:00:01     
(3/3): epel/x86_64/primary_db                                                                                                                                                                                     | 6.6 MB  00:00:27     
Resolving Dependencies
--> Running transaction check
---> Package httpd.x86_64 0:2.4.6-88.el7.centos will be installed
--> Processing Dependency: httpd-tools = 2.4.6-88.el7.centos for package: httpd-2.4.6-88.el7.centos.x86_64
--> Processing Dependency: /etc/mime.types for package: httpd-2.4.6-88.el7.centos.x86_64
--> Running transaction check
---> Package httpd-tools.x86_64 0:2.4.6-88.el7.centos will be installed
---> Package mailcap.noarch 0:2.1.41-2.el7 will be installed
--> Finished Dependency Resolution

Dependencies Resolved

=========================================================================================================================================================================================================================================
 Package                                                  Arch                                                Version                                                            Repository                                         Size
=========================================================================================================================================================================================================================================
Installing:
 httpd                                                    x86_64                                              2.4.6-88.el7.centos                                                base                                              2.7 M
Installing for dependencies:
 httpd-tools                                              x86_64                                              2.4.6-88.el7.centos                                                base                                               90 k
 mailcap                                                  noarch                                              2.1.41-2.el7                                                       base                                               31 k

Transaction Summary
=========================================================================================================================================================================================================================================
Install  1 Package (+2 Dependent packages)

Total download size: 2.8 M
Installed size: 9.6 M
Downloading packages:
(1/3): httpd-tools-2.4.6-88.el7.centos.x86_64.rpm                                                                                                                                                                 |  90 kB  00:00:00     
(2/3): mailcap-2.1.41-2.el7.noarch.rpm                                                                                                                                                                            |  31 kB  00:00:00     
(3/3): httpd-2.4.6-88.el7.centos.x86_64.rpm                                                                                                                                                                       | 2.7 MB  00:00:00     
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Total                                                                                                                                                                                                    2.9 MB/s | 2.8 MB  00:00:00     
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
  Installing : mailcap-2.1.41-2.el7.noarch                                                                                                                                                                                           1/3 
  Installing : httpd-tools-2.4.6-88.el7.centos.x86_64                                                                                                                                                                                2/3 
  Installing : httpd-2.4.6-88.el7.centos.x86_64                                                                                                                                                                                      3/3 
  Verifying  : httpd-tools-2.4.6-88.el7.centos.x86_64                                                                                                                                                                                1/3 
  Verifying  : mailcap-2.1.41-2.el7.noarch                                                                                                                                                                                           2/3 
  Verifying  : httpd-2.4.6-88.el7.centos.x86_64                                                                                                                                                                                      3/3 

Installed:
  httpd.x86_64 0:2.4.6-88.el7.centos                                                                                                                                                                                                     

Dependency Installed:
  httpd-tools.x86_64 0:2.4.6-88.el7.centos                                                                                 mailcap.noarch 0:2.1.41-2.el7                                                                                

Complete!
[root@hdfs-master ~]# httpd -v
Server version: Apache/2.4.6 (CentOS)
Server built:   Nov  5 2018 01:47:09

根据上面代码片段可以看出已经成功安装httpd (httpd -v 有版本信息)

3、安装好服务后就可以配置了,配置信息在“/etc/httpd/conf/httpd.conf”文件里,下面是步骤:

 

一、打开“/etc/httpd/conf/httpd.conf”文件—vi   /etc/http/conf/httpd.conf。

 

二、找到“#AddHandler cgi-script .cgi”,把注释符号“#”去掉。

 

三、找到“#DocumentRoot “/var/www/html””这一行,把注释去掉,后面的“/var/www/html”为默认首页所在的目录,可以改成自己的目录。这里以“/home/myself/www”为例。

 

四、找到“<Directory "/var/www/html ">”, 后面的“/var/www/html”改成 “/home/myself/www”。

 

五、找到“ScriptAlias /cgi-bin/ “/var/www/cgi-bin/””这一行,为默认放置cgi的目录,可以把“/var/www/cgi-bin/”自己的目录,前面的“/cgi-bin/”为路径的别名。这里以“/home/myself/cgi”为例。

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