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单点主机:利用nginx解决cookie跨域访问的方法

发布日期:2021-12-07 19:56 | 文章来源:脚本之家

一、写在前面

最近需要把阿里云上的四台主机的项目迁移到客户提供的新的项目中,原来的四台主机中用到了一级域名和二级域名。比如aaa.abc.com 和bbb.abc.com 和ccc.abc.com。其中aaa.abc.com登录,通过把cookie中的信息setDomain给.abc.com。其他系统可以共享这个cookie。但是新的四台主机中并没有申请域名,只有四个ip:

192.168.0.1 单点登录主机

192.168.0.2

192.168.0.3

192.168.0.4

因为每台主机有两个项目,都用到单点登录,所以通过修改新的共享登录方式花费时间太多,于是在网上搜cookie的跨域登录,尝试了下,在192.168.0.1 单点登录主机中多次setDomain分别给2、3、4主机,结果不理想,因为浏览器不允许。后来无意中看到nginx可以通过欺骗的方式共享cookie。于是想到原来公司部署nginx还有这层用法。

二、原来的nginx配置

先说下nginx的安装,这个网上都有很多教程,不在赘述,我是参照于在Linux里安装、启动nginx。需要注意的是./configure后面的各种with,我在配置启动过程遇到了一些问题:

nginx: [emerg] unknown directive "aio" in

加上--with-file-aio

复制代码 代码如下:
Starting nginx: nginx: [emerg] the INET6 sockets are not supported on this platform in “[::]:80” of the

在后面加上--with-ipv6好使。

安装完成后。主要是nginx.conf的配置

原来主机的配置nginx.conf:

# For more information on configuration, see:
#  * Official English Documentation: http://nginx.org/en/docs/
#  * Official Russian Documentation: http://nginx.org/ru/docs/
user root;
worker_processes 2;
worker_cpu_affinity 1000 0100;
error_log logs/error.log;
pid logs/nginx.pid;

events {
  worker_connections 2048;
}
http {
  log_format main '$remote_addr - $remote_user [$time_local] "$request" '
           '$status $body_bytes_sent "$http_referer" '
           '"$http_user_age

原来主机的
conf.d/*.conf的配置是reverse-proxy.conf

server
{
  listen 80;
  server_name m.abc.com.cn;
  location / {
    root  /usr/share/nginx/html/;
    index index.html index.htm;
  }
  location ~ \.(jsp|do)?$ {
    proxy_redirect off;
    proxy_set_header Host $host;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_pass http://localhost:8084;
  }
  if ($http_user_agent ~* "qihoobot|Baiduspider|Googlebot|Googlebot-Mobile|Googlebot-Image|Mediapartners-Google|Adsbot-Google|Feedfetcher-Google|Yahoo! Slurp|Yahoo! Slurp China|YoudaoBot|Sosospider|Sogou spider|Sogou web spider|MSNBot|ia_archiver|Tomato Bot") { 
        return 403; 
    }
  access_log /home/logs/nginx/m.abc.com.cn_access.log;
}
 
server
{
  listen 80;
  server_name store.abc.com.cn *.store.abc.com.cn;
  location / {
    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;
    proxy_pass http://localhost:8081;
  }
  access_log /home/logs/nginx/store.abc.com.cn_access.log;
}
server
{
  listen 80;
  server_name shopcenter.abc.com.cn;
  location / {
    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;
    proxy_pass http://10.45.100.222:8082;
  }
  access_log /home/logs/nginx/shopcenter.abc.com.cn_access.log;
}
 
server
{
  listen 80;
  server_name search.abc.com.cn;
  location / {
    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;
    proxy_pass http://10.45.100.68:8083;
  }
  access_log /home/logs/nginx/search.abc.com.cn_access.log;
}

以上配置后,nginx启动后,通过访问不同的域名来访问不同主机。而因为都有二级域名.abc.com.cn。所以可以共享cookie。

nginx的文件结构为:

三、修改后的nginx配置

主要是reverse-proxy.conf 不同

server
{
  listen 9998;
  server_name 192.168.0.1:9998;
  location /servlets/ {
    proxy_redirect off;
    proxy_set_header Host $host;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_pass http://192.168.0.1:8088;
  }
  location / {
    root  /usr/local/nginx/html/web/;
    index index.html index.htm;
  }
  location ~ \.(jsp|do)?$ {
    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;
    proxy_pass http://192.168.0.1:8088;
    
    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";
    proxy_read_timeout  700s;
  } 
if ($http_user_agent ~* "qihoobot|Baiduspider|Googlebot|Googlebot-Mobile|Googlebot-Image|Mediapartners-Google|Adsbot-Google|Feedfetcher-Google|Yahoo! Slurp|Yahoo! Slurp China|YoudaoBot|Sosospider|Sogou spider|Sogou web spider|MSNBot|ia_archiver|Tomato Bot") { 
        return 403; 
    }
  access_log /usr/local/nginx/logs/www.abc.com.cn_access.log;
}
server
{
  listen 9994;
  server_name 192.168.0.1:9994;
  location / {
   proxy_redirect off;
    root  /usr/local/nginx/html/weixin/;
    index index.html index.htm;
  }
  location ~ \.(jsp|do)?$ {
    proxy_redirect off;
    proxy_set_header Host $host;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_pass http://localhost:8084;
  }
  if ($http_user_agent ~* "qihoobot|Baiduspider|Googlebot|Googlebot-Mobile|Googlebot-Image|Mediapartners-Google|Adsbot-Google|Feedfetcher-Google|Yahoo! Slurp|Yahoo! Slurp China|YoudaoBot|Sosospider|Sogou spider|Sogou web spider|MSNBot|ia_archiver|Tomato Bot") { 
        return 403; 
    }
  access_log /usr/local/nginx/logs/m.abc.com.cn_access.log;
}
 
server
{
  listen 9990;
  server_name store.abc.com.cn *.store.abc.com.cn;
  location / {
    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;
    proxy_pass http://localhost:8081;
  }
  access_log /usr/local/nginx/logs/store.abc.com.cn_access.log;
}
server
{
  listen 9992;
  server_name 192.168.0.1:9992;
  location / {
    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;
    proxy_pass http://192.168.0.2:8082;
  }
  access_log /usr/local/nginx/logs/shopcenter.abc.com.cn_access.log;
}
 
server
{
  listen 9993;
  server_name 192.168.0.1:9993;
  location / {
    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;
    proxy_pass http://192.168.0.3:8083;
  }
  access_log /usr/local/nginx/logs/search.abc.com.cn_access.log;
}

这样就可以把192.168.0.1:9998 当做单点主机,登录后的domain都为192.168.0.1 。其他的0.2、0.3都可以通过192.168.0.1nginx和单点主机的不同端口访问,那么就可以共享这个0.1的域名了。

四、最后

好吧,可能描述的不是那么清楚,有点乱。我所做的工作就是把原来的nginx配置中的端口和域名改成新主机中的唯一一个ip把这个ip当做那个域名,不同端口对应不同二级域名。

以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持本站。

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