一、什么是虚拟主机:
1、虚拟主机是一种特殊的软硬件技术,它可以将网络上的每一台计算机分成多个虚拟主机,每个虚拟主机可以独立对外提供www服务,这样就可以实现一台主机对外提供多个web服务,每个虚拟主机之间是独立的,互不影响。
2、nginx可以实现虚拟主机的配置,nginx支持三种类型的虚拟主机配置。
(1)、基于域名的虚拟主机 (server_name来区分虚拟主机——应用:外部网站)
(2)、基于ip的虚拟主机, (一块主机绑定多个ip地址)
(3)、基于端口的虚拟主机 (端口来区分虚拟主机——应用:公司内部网站,外部网站的管理后台)
一、基于域名的虚拟主机:
1、基于域名的虚拟主机,需要在本地机器上对域名进行解析。windows解析文件在window+R ,输入drivers,/etc/hosts。如果本机没有hosts可自行创建。
[root@localhost ~]# cat /etc/nginx/nginx.conf
worker_processes 4;
#error_log logs/error.log;
worker_rlimit_nofile 102400;
events {
worker_connections 1024;
}
http {
include mime.types;
default_type application/octet-stream;
server {
listen 80;
server_name web.testpm.com;
location / {
root /var/www/nginx/;
index index.html index.htm;
limit_rate 2k; #限速
}
}
server {
listen 80;
server_name web.dapeng.com;
location / {
root /dapeng/html;
index index.html index.htm;
}
}
}
[root@localhost nginx]# cat /var/www/nginx/index.html
hello dapeng
[root@localhost nginx]# cat /dapeng/html/index.html
this is me
二、基于ip的虚拟主机:
[root@localhost ~]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: ens33: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether 00:0c:29:92:9d:a0 brd ff:ff:ff:ff:ff:ff
inet 192.168.43.132/24 brd 192.168.43.255 scope global dynamic ens33
valid_lft 3159sec preferred_lft 3159sec
inet6 fe80::20c:29ff:fe92:9da0/64 scope link
valid_lft forever preferred_lft forever
[root@localhost ~]# ifconfig ens33:1 192.168.43.101/24
[root@localhost ~]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: ens33: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether 00:0c:29:92:9d:a0 brd ff:ff:ff:ff:ff:ff
inet 192.168.43.132/24 brd 192.168.43.255 scope global dynamic ens33
valid_lft 3120sec preferred_lft 3120sec
inet 192.168.43.101/24 brd 192.168.43.255 scope global secondary ens33:1
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fe92:9da0/64 scope link
valid_lft forever preferred_lft forever
[root@localhost ~]# cat /etc/nginx/nginx.conf
user root;
worker_processes 4;
#error_log logs/error.log;
worker_rlimit_nofile 102400;
events {
worker_connections 1024;
}
http {
include mime.types;
default_type application/octet-stream;
log_format main '$remote_addr - $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" "$http_x_forwarded_for"';
server {
listen 80;
server_name 192.168.43.132;
location / {
root /var/www/nginx/;
index index.html index.htm;
limit_rate 2k;
}
server {
listen 80;
server_name 192.168.43.101;
location / {
root /dapeng/html/;
index index.html index.htm;
}
}
}
3、重新加载配置文件
[root@localhost ~]# nginx -s reload
4、补充
-- 删除绑定的临时ip
[root@localhost ~]# ifconfig ens33:1 192.168.43.101/24 down
重启一下nginx
[root@localhost ~]# systemctl restart nginx
三、基于端口的虚拟主机:
[root@localhost ~]# cat /etc/nginx/nginx.conf
user root;
worker_processes 4;
worker_rlimit_nofile 102400;
events {
worker_connections 1024;
}
http {
include mime.types;
default_type application/octet-stream;
log_format main '$remote_addr - $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" "$http_x_forwarded_for"';
sendfile on;
keepalive_timeout 65;
server {
listen 80;
server_name web.testpm.com;
location / {
root /var/www/nginx/;
index index.html;
limit_rate 2k;
}
server {
listen 8080;
server_name web.testpm.com;
location / {
root /dapeng/html/;
index index.html index.htm;
}
}
}
重新加载配置文件
[root@localhost ~]# nginx -s reload