环境背景:
我们经常访问某个网站如果设置使test.com www.hao360.com www.fqj.com 域名在用户访问的时候自动跳转到www.test.com呢?
前端使用nginx做代理,后端使用tomcat做web服务器进行页面展示。
解决方法:
第一、得在你的域名管理里面定义 test.com www.hao360.com www.fqj.com 和www.test.com指向你的主机ip地址,我们可以使用nslookup命令测试:直接输入 nslookup test.com和nslookup www.test.com 都有指向ip的A记录即可。
第二、我们在nginx里面配置rewrite规则。打开 nginx.conf文件,找到你的server配置段:
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| [iyunv@Test ~]#cat nginx.conf
user nginx nginx;
worker_processes 8;
error_log logs/error.log;
#error_log logs/error.log notice;
#error_log logs/error.log info;
pid logs/nginx.pid;
worker_rlimit_nofile 51200;
events {
worker_connections 51200;
}
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"';
log_format mylog '$remote_addr - $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" $http_x_forwarded_for' $request_time;
log_format www_log '$remote_addr - $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" "$http_x_forwarded_for"';
access_log logs/access.log mylog;
fastcgi_intercept_errors on;
proxy_intercept_errors on;
server_names_hash_bucket_size 128;
client_header_buffer_size 32k;
large_client_header_buffers 4 32k;
client_max_body_size 20m;
sendfile on;
tcp_nopush on;
keepalive_timeout 65;
tcp_nodelay on;
server_tokens off;
gzip on;
gzip_min_length 1k;
gzip_buffers 4 16k;
gzip_http_version 1.0;
gzip_comp_level 8;
gzip_types text/plain application/x-javascript text/css application/xml text/javascript;
gzip_vary on;
include upstream.conf;
include vhost/*.conf;
}
|
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| [iyunv@Test ~]# cat upstream.conf
upstream www.test.com {
server 127.0.0.1:8120;
}
upstream www.hao360.com {
server 127.0.0.1:8120;
}
upstream www.fqj.com {
server 127.0.0.1:8120;
}
|
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| [iyunv@Test ~]# cat http.conf
server {
listen 80;
server_name test.com www.hao360.com www.fqj.com;
if ( $host != 'www.test.com' ) {
rewrite ^/(.*)$ http://www.test.com/$1 permanent;
}
# proxy_next_upstream error timeout invalid_header http_500 http_502 http_503 http_504 http_404;
location / {
index index.jsp;
proxy_pass http://www.test.com;
proxy_redirect off;
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
}
}
|
这样就是用户直接访问test.com www.fqj.com www.hao360.com 直接跳转的www.test.com。即让不带www的域名跳转到带www的域名。
三、我们可以是多个二级域名、三级域名都可以随意跳转、或者让它们都跳转到chinaapp.sinaapp.com这个域名,添加如下语句即可:
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| server
{
listen 80;
server_name blog.test.com fqj.gicp.net;
if ($host = 'fqj.gicp.net' ) {
rewrite ^/(.*)$ http://chinaapp.sinaapp.com/$1 permanent;
}
|
让另外一个免费的二级域名fqj.gicp.net跳转到我的博客 http://chinaapp.sinaapp.com
这样不至于放弃二级域名后,对搜索引擎造成影响。对seo很有帮助。
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