Openresty redirection

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openresty Redirect

        

             

                                  

Redirect

      

Redirect ： Avoid website paths 、 After the domain name is changed , The original link of the website is invalid

        

Command format ：rewrite old_url new_url  [flag]

old_url： old url route , It can be a regular expression 
new_url： New jump url, After matching the regular expression , Jump to this address 

# flag： Identification of further processing 
last： End rewrite, The server jumps to the specified path 
break： End rewrite, No more matching 
redirect： Temporary redirection , Return response code 302
permanent： Permanent redirection , Return response code 301

           

             

                                  

Example

      

default.conf

server {
    listen       80;
    server_name  localhost;

    location / {
        root   /usr/local/openresty/nginx/html;
        index  index.html index.htm;
    }

    #location 1
    location /break {
        root /usr/share/nginx/html2;
 
        if ( !-e $request_filename ){    #root Find files in the directory /default/info
             rewrite ^/break/(.*)  /default/info  break;
        }
    }
 
    #location 2
    location /break2 {
        root /usr/share/nginx/html2;
 
        if ( !-e $request_filename ){    #root Find files in the directory /default/info,
                                         # Then continue to execute the following statement ,echo "break"
             rewrite ^/break2/(.*)  /default/info  break;
             echo "break";
        }
    }

    #location 3
    location /last {
        if ( !-e $request_filename ){    # After the match , Jump to /test/$1 route 
             rewrite ^/last/(.*)  /test/$1  last;
             echo "last";
        }
    }

    #location 4
    location /test {
        echo "test";
    }

    error_page   500 502 503 504  /50x.html;
    location = /50x.html {
        root   /usr/local/openresty/nginx/html;
    }

}

          

Local files

[email protected] redirect % pwd
/Users/huli/lua/openresty/redirect

[email protected] redirect % ls html     
default
[email protected] redirect % ls html/default
info
[email protected] redirect % cat html/default/info
break info

       

Create a container

docker run -it -d -p 1000:80 \
-v /Users/huli/lua/openresty/redirect/html:/usr/local/openresty/nginx/html2 \
-v /Users/huli/lua/openresty/redirect/default.conf:/etc/nginx/conf.d/default.conf \
--name open2 lihu12344/openresty

         

Use tests

[email protected] redirect % curl localhost:1000/break/1
break info

[email protected] redirect % curl localhost:1000/break2/1
break

[email protected] redirect % curl localhost:1000/last    
last
[email protected] redirect % curl localhost:1000/last/1
test

[email protected] redirect % curl localhost:1000/test
test

         

             

                                  

Example 2

      

default.conf

server {
    listen       80;
    server_name  localhost;
 
    #charset koi8-r;
    #access_log  /var/log/nginx/host.access.log  main;
 
    location / {
        root   /usr/share/nginx/html;
        index  index.html index.htm;
    }
 
    location /redirect {
        if ( !-e $request_filename ) {
             rewrite ^/redirect/(.*)  /test/$1  redirect;
        }
    }
 
    location /permanent {
        if ( !-e $request_filename ) {
             rewrite ^/permanent/(.*)  /test/$1 permanent;
        }
    }
 
    location /test {
        echo "test";
    }
 
    error_page   500 502 503 504  /50x.html;
    location = /50x.html {
        root   /usr/share/nginx/html;
    }
 
}

        

Create a container

docker run -it -d -p 2000:80 \
-v /Users/huli/lua/openresty/redirect/default2.conf:/etc/nginx/conf.d/default.conf \
--name open3 lihu12344/openresty

       

Use tests

[email protected] redirect % curl -I localhost:2000/redirect/1
HTTP/1.1 302 Moved Temporarily
Server: openresty/1.21.4.1
Date: Mon, 04 Jul 2022 04:50:08 GMT
Content-Type: text/html
Content-Length: 151
Location: http://localhost/test/1
Connection: keep-alive

[email protected] redirect % curl -I localhost:2000/permanent/1
HTTP/1.1 301 Moved Permanently
Server: openresty/1.21.4.1
Date: Mon, 04 Jul 2022 04:50:17 GMT
Content-Type: text/html
Content-Length: 175
Location: http://localhost/test/1
Connection: keep-alive