nginx(发音同 engine x)是一款轻量级的web 服务器/反向代理服务器及电子邮件(imap/pop3)代理服务器,并在一个bsd-like 协议下发行。其特点是占有内存少,并发能力强,事实上nginx的并发能力确实在同类型的网页服务器中表现较好。nginx同apache httpd一样,nginx也提供基于ip,基于端口以及域名方式的形式来配置虚拟主机。
一、什么是虚拟主机
虚拟主机是使用特殊的软硬件技术,把一台真实的物理服务器主机分割成多个逻辑存储单元。每个逻辑单元都没有物理实体,但是每一个逻辑单元都能像真实的物理主机一样在网络上工作,具有单独的IP地址(或共享的IP地址)、独立的域名以及完整的Internet服务器(支持WWW、FTP、E-mail等)功能。
虚拟主机的关键技术在于,即使在同一台硬件、同一个操作系统上,运行着为多个用户打开的不同的服务器程式,也互不干扰。而各个用户拥有自己的一部分系统资源(IP地址、文档存储空间、内存、CPU等)。各个虚拟主机之间完全独立,在外界看来,每一台虚拟主机和一台单独的主机的表现完全相同。所以这种被虚拟化的逻辑主机被形象地称为“虚拟主机”。
二、基于端口的虚拟主机
1、准备环境 #当前环境 # more /etc/issue Red Hat Enterprise Linux Server release 6.3 (Santiago) Kernel \r on an \m # uname -rm 2.6.32-279.el6.x86_64 x86_64 # nginx -v nginx version: nginx/1.8.0 # 创建3个目录用于存放不同形式虚拟主机index.html文件 # mkdir -p /website/baseport # mkdir -p /website/baseip # mkdir -p /website/basedomain # vi /website/baseport/index.html <span><!DOCTYPE html></span><span><<span>html</span>></span><span><<span>head</span>></span><span><<span>title</span>></span>Base port sample<span></<span>title</span>></span><span></<span>head</span>></span><span><<span>body</span>></span><span><<span>h1</span>></span>This is an based port website sample(prot:8080).<span></<span>h1</span>></span><span></<span>body</span>></span><span></<span>html</span>></span>2、配置nginx.conf #第一个虚拟主机 server { listen 80; server_name localhost; location / { root html; index index.html index.htm; } #第二个虚拟主机 server { listen 8080; server_name localhost; location / { root /website/port; index index.html index.htm; } } 3、验证 # nginx -t #语法检查 # service nginx reload #服务重载 # curl http://192.168.1.120:8080 #验证基于端口访问 <span><!DOCTYPE html></span><span><<span>html</span>></span><span><<span>head</span>></span><span><<span>title</span>></span>Base port sample<span></<span>title</span>></span><span></<span>head</span>></span><span><<span>body</span>></span><span><<span>h1</span>></span>This is an based port website sample(prot:8080).<span></<span>h1</span>></span><span></<span>body</span>></span><span></<span>html</span>></span>
三、基于IP的虚拟主机
1、先添加IP # ifconfig|grep "inet addr" inet addr:192.168.1.120 Bcast:192.168.1.255 Mask:255.255.255.0 inet addr:127.0.0.1 Mask:255.0.0.0 # ifconfig eth0:0 192.168.1.220 netmask 255.255.255.0 up #添加IP到eth0:0 # ifconfig|grep "inet addr" inet addr:192.168.1.120 Bcast:192.168.1.255 Mask:255.255.255.0 inet addr:192.168.1.220 Bcast:192.168.1.255 Mask:255.255.255.0 inet addr:127.0.0.1 Mask:255.0.0.0 2、配置nginx.conf #第一个虚拟主机 server { listen 80; server_name localhost; location / { root html; index index.html index.htm; #第二个虚拟主机 server { listen 192.168.1.220:80; server_name localhost; location / { root /website/baseip; index index.html index.htm; } } 3、验证 # nginx -t #语法检查 Author:Leshami # service nginx reload #服务重载 Blog :http://blog.csdn.net/leshami # curl http://192.168.1.220 #验证基于IP访问 <span><!DOCTYPE html></span><span><<span>html</span>></span><span><<span>head</span>></span><span><<span>title</span>></span>Base ip sample<span></<span>title</span>></span><span></<span>head</span>></span><span><<span>body</span>></span><span><<span>h1</span>></span>This is an based ip website sample.<span></<span>h1</span>></span><span></<span>body</span>></span><span></<span>html</span>></span>
四、基于域名的虚拟主机
1、修改/etc/hosts文件 # echo " 192.168.1.120 bbs.ycdata.net bbs 192.168.1.120 mail.ycdata.net mail > ">>/etc/hosts 2、配置nginx.conf #第一个虚拟主机 server { listen 80; server_name mail.ycdata.net; location / { root html; index index.html index.htm; } #第二个虚拟主机 server { listen 80; server_name bbs.ycdata.net; location / { root /website/baseport; index index.html index.htm; } } 3、验证 # curl http://mail.ycdata.net <span><!DOCTYPE html></span><span><<span>html</span>></span><span><<span>head</span>></span><span><<span>title</span>></span>Welcome to nginx!<span></<span>title</span>></span><span><<span>style</span>></span><span><span>body</span><span>{ <span><span>width</span>:<span><span>35</span>em</span></span>; <span><span>margin</span>:<span><span>0</span> auto</span></span>; <span><span>font-family</span>:<span> Tahoma, Verdana, Arial, sans-serif</span></span>; <span>}</span></span></span><span></<span>style</span>></span><span></<span>head</span>></span><span><<span>body</span>></span><span><<span>h1</span>></span>Welcome to nginx!<span></<span>h1</span>></span><span><<span>p</span>></span>If you see this page, the nginx web server is successfully installed and working. Further configuration is required.<span></<span>p</span>></span><span><<span>p</span>></span>For online documentation and support please refer to <span><<span>a</span><span>href</span>=<span>"http://nginx.org/"</span>></span>nginx.org<span></<span>a</span>></span>.<span><<span>br</span>/></span> Commercial support is available at <span><<span>a</span><span>href</span>=<span>"http://nginx.com/"</span>></span>nginx.com<span></<span>a</span>></span>.<span></<span>p</span>></span><span><<span>p</span>></span><span><<span>em</span>></span>Thank you for using nginx.<span></<span>em</span>></span><span></<span>p</span>></span><span></<span>body</span>></span><span></<span>html</span>></span># curl http://bbs.ycdata.net <span><!DOCTYPE html></span><span><<span>html</span>></span><span><<span>head</span>></span><span><<span>title</span>></span>Base port sample<span></<span>title</span>></span><span></<span>head</span>></span><span><<span>body</span>></span><span><<span>h1</span>></span>This is an based port website sample(prot:8080).<span></<span>h1</span>></span><span></<span>body</span>></span><span></<span>html</span>></span>
以上就介绍了Nginx基于IP,端口,域名配置虚拟主机,包括了nginx,虚拟主机方面的内容,希望对PHP教程有兴趣的朋友有所帮助。
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