[GH-ISSUE #2] example request #1

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opened 2026-02-28 01:20:27 +03:00 by kerem · 4 comments

kerem commented 2026-02-28 01:20:27 +03:00

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Originally created by @jsrj78 on GitHub (May 10, 2020).
Original GitHub issue: https://github.com/tufanbarisyildirim/gonginx/issues/2

Hi tufanbarisyildirim
Would you give an example? How to read and write http or server nodes. I am a beginner.

Originally created by @jsrj78 on GitHub (May 10, 2020). Original GitHub issue: https://github.com/tufanbarisyildirim/gonginx/issues/2 Hi tufanbarisyildirim Would you give an example? How to read and write http or server nodes. I am a beginner.

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kerem referenced this issue 2026-02-28 01:20:27 +03:00

[GH-ISSUE #1] parser.parseStatement does not follow grammar for parsing parameters #3

kerem closed this issue 2026-02-28 01:20:27 +03:00

kerem commented 2026-02-28 01:20:28 +03:00

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@tufanbarisyildirim commented on GitHub (May 15, 2020):

Hi @jsrj78 you can check that example : https://github.com/tufanbarisyildirim/gonginx/blob/master/examples/adding-server/main.go

<!-- gh-comment-id:629292346 --> @tufanbarisyildirim commented on GitHub (May 15, 2020): Hi @jsrj78 you can check that example : https://github.com/tufanbarisyildirim/gonginx/blob/master/examples/adding-server/main.go

kerem commented 2026-02-28 01:20:28 +03:00

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@jsrj78 commented on GitHub (May 16, 2020):

Hi tufanbarisyildirim
Thank you reply quickly.I met the trouble that I have an nginx.conf file, how do I get and set the proxy_pass node?

nginx.conf

user nginx;
worker_processes auto;
error_log /var/log/nginx/error.log;
pid /run/nginx.pid;

# Load dynamic modules. See /usr/share/doc/nginx/README.dynamic.
include /usr/share/nginx/modules/*.conf;

events {
    worker_connections 1024;
}

http {
    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';

    access_log  /var/log/nginx/access.log  main;

    sendfile            on;
    tcp_nopush          on;
    tcp_nodelay         on;
    keepalive_timeout   65;
    types_hash_max_size 2048;

    include             /etc/nginx/mime.types;
    default_type        application/octet-stream;

    # Load modular configuration files from the /etc/nginx/conf.d directory.
    # See http://nginx.org/en/docs/ngx_core_module.html#include
    # for more information.
    include /etc/nginx/conf.d/*.conf;

    server {
        listen       80 default_server;
        listen       [::]:80 default_server;
        server_name  _;
        root         /usr/share/nginx/html;

        # Load configuration files for the default server block.
        include /etc/nginx/default.d/*.conf;

        location / {
             proxy_pass http://www.google.com/;
        }

        error_page 404 /404.html;
            location = /40x.html {
        }

        error_page 500 502 503 504 /50x.html;
            location = /50x.html {
        }
    }

   # Settings for a TLS enabled server.

   server {
       listen       443 ssl http2 default_server;
       listen       [::]:443 ssl http2 default_server;
       server_name  _;
       root         /usr/share/nginx/html;

       ssl_certificate "/etc/pki/nginx/server.crt";
       ssl_certificate_key "/etc/pki/nginx/private/server.key";
       ssl_session_cache shared:SSL:1m;
       ssl_session_timeout  10m;
       ssl_ciphers HIGH:!aNULL:!MD5;
       ssl_prefer_server_ciphers on;

       # Load configuration files for the default server block.
       include /etc/nginx/default.d/*.conf;

       location / {
           proxy_pass http://www.baidu.com/link/;
       }

       error_page 404 /404.html;
           location = /40x.html {
       }

       error_page 500 502 503 504 /50x.html;
           location = /50x.html {
       }
   }

}

<!-- gh-comment-id:629667420 --> @jsrj78 commented on GitHub (May 16, 2020): Hi tufanbarisyildirim Thank you reply quickly.I met the trouble that I have an nginx.conf file, how do I get and set the proxy_pass node? nginx.conf ``` user nginx; worker_processes auto; error_log /var/log/nginx/error.log; pid /run/nginx.pid; # Load dynamic modules. See /usr/share/doc/nginx/README.dynamic. include /usr/share/nginx/modules/*.conf; events { worker_connections 1024; } http { log_format main '$remote_addr - $remote_user [$time_local] "$request" ' '$status $body_bytes_sent "$http_referer" ' '"$http_user_agent" "$http_x_forwarded_for"'; access_log /var/log/nginx/access.log main; sendfile on; tcp_nopush on; tcp_nodelay on; keepalive_timeout 65; types_hash_max_size 2048; include /etc/nginx/mime.types; default_type application/octet-stream; # Load modular configuration files from the /etc/nginx/conf.d directory. # See http://nginx.org/en/docs/ngx_core_module.html#include # for more information. include /etc/nginx/conf.d/*.conf; server { listen 80 default_server; listen [::]:80 default_server; server_name _; root /usr/share/nginx/html; # Load configuration files for the default server block. include /etc/nginx/default.d/*.conf; location / { proxy_pass http://www.google.com/; } error_page 404 /404.html; location = /40x.html { } error_page 500 502 503 504 /50x.html; location = /50x.html { } } # Settings for a TLS enabled server. server { listen 443 ssl http2 default_server; listen [::]:443 ssl http2 default_server; server_name _; root /usr/share/nginx/html; ssl_certificate "/etc/pki/nginx/server.crt"; ssl_certificate_key "/etc/pki/nginx/private/server.key"; ssl_session_cache shared:SSL:1m; ssl_session_timeout 10m; ssl_ciphers HIGH:!aNULL:!MD5; ssl_prefer_server_ciphers on; # Load configuration files for the default server block. include /etc/nginx/default.d/*.conf; location / { proxy_pass http://www.baidu.com/link/; } error_page 404 /404.html; location = /40x.html { } error_page 500 502 503 504 /50x.html; location = /50x.html { } } } ```

kerem commented 2026-02-28 01:20:28 +03:00

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@tufanbarisyildirim commented on GitHub (May 17, 2020):

There is no specific API interface for proxy_pass directives but you can use FindDirectives by name and check all found directives by its first parameter to detect the one you want to cahange
try sth like this;

package main

import (
	"fmt"

	"github.com/tufanbarisyildirim/gonginx"
	"github.com/tufanbarisyildirim/gonginx/parser"
)

func main() {
	p := parser.NewStringParser(`user nginx;
worker_processes auto;
error_log /var/log/nginx/error.log;
pid /run/nginx.pid;

# Load dynamic modules. See /usr/share/doc/nginx/README.dynamic.
include /usr/share/nginx/modules/*.conf;

events {
    worker_connections 1024;
}

http {
    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';

    access_log  /var/log/nginx/access.log  main;

    sendfile            on;
    tcp_nopush          on;
    tcp_nodelay         on;
    keepalive_timeout   65;
    types_hash_max_size 2048;

    include             /etc/nginx/mime.types;
    default_type        application/octet-stream;

    # Load modular configuration files from the /etc/nginx/conf.d directory.
    # See http://nginx.org/en/docs/ngx_core_module.html#include
    # for more information.
    include /etc/nginx/conf.d/*.conf;

    server {
        listen       80 default_server;
        listen       [::]:80 default_server;
        server_name  _;
        root         /usr/share/nginx/html;

        # Load configuration files for the default server block.
        include /etc/nginx/default.d/*.conf;

        location / {
             proxy_pass http://www.google.com/;
        }

        error_page 404 /404.html;
            location = /40x.html {
        }

        error_page 500 502 503 504 /50x.html;
            location = /50x.html {
        }
    }

   # Settings for a TLS enabled server.

   server {
       listen       443 ssl http2 default_server;
       listen       [::]:443 ssl http2 default_server;
       server_name  _;
       root         /usr/share/nginx/html;

       ssl_certificate "/etc/pki/nginx/server.crt";
       ssl_certificate_key "/etc/pki/nginx/private/server.key";
       ssl_session_cache shared:SSL:1m;
       ssl_session_timeout  10m;
       ssl_ciphers HIGH:!aNULL:!MD5;
       ssl_prefer_server_ciphers on;

       # Load configuration files for the default server block.
       include /etc/nginx/default.d/*.conf;

       location / {
           proxy_pass http://www.baidu.com/link/;
       }

       error_page 404 /404.html;
           location = /40x.html {
       }

       error_page 500 502 503 504 /50x.html;
           location = /50x.html {
       }
   }

}`)

	c := p.Parse()
	directives := c.FindDirectives("proxy_pass")
	for _, directive := range directives {
		fmt.Println("found a proxy_pass :  ", directive.GetName(), directive.GetParameters())
		if directive.GetParameters()[0] == "http://www.baidu.com/link/" {
			fmt.Println("updating http://www.baidu.com/link/: to http://www.baidu.com/link2/ ")
			directive.GetParameters()[0] = "http://www.baidu.com/link2/"
		}

	}

	fmt.Println(gonginx.DumpBlock(c.Block, gonginx.IndentedStyle))

}

<!-- gh-comment-id:629756729 --> @tufanbarisyildirim commented on GitHub (May 17, 2020): There is no specific API interface for `proxy_pass` directives but you can use FindDirectives by name and check all found directives by its first parameter to detect the one you want to cahange try sth like this; ```go package main import ( "fmt" "github.com/tufanbarisyildirim/gonginx" "github.com/tufanbarisyildirim/gonginx/parser" ) func main() { p := parser.NewStringParser(`user nginx; worker_processes auto; error_log /var/log/nginx/error.log; pid /run/nginx.pid; # Load dynamic modules. See /usr/share/doc/nginx/README.dynamic. include /usr/share/nginx/modules/*.conf; events { worker_connections 1024; } http { log_format main '$remote_addr - $remote_user [$time_local] "$request" ' '$status $body_bytes_sent "$http_referer" ' '"$http_user_agent" "$http_x_forwarded_for"'; access_log /var/log/nginx/access.log main; sendfile on; tcp_nopush on; tcp_nodelay on; keepalive_timeout 65; types_hash_max_size 2048; include /etc/nginx/mime.types; default_type application/octet-stream; # Load modular configuration files from the /etc/nginx/conf.d directory. # See http://nginx.org/en/docs/ngx_core_module.html#include # for more information. include /etc/nginx/conf.d/*.conf; server { listen 80 default_server; listen [::]:80 default_server; server_name _; root /usr/share/nginx/html; # Load configuration files for the default server block. include /etc/nginx/default.d/*.conf; location / { proxy_pass http://www.google.com/; } error_page 404 /404.html; location = /40x.html { } error_page 500 502 503 504 /50x.html; location = /50x.html { } } # Settings for a TLS enabled server. server { listen 443 ssl http2 default_server; listen [::]:443 ssl http2 default_server; server_name _; root /usr/share/nginx/html; ssl_certificate "/etc/pki/nginx/server.crt"; ssl_certificate_key "/etc/pki/nginx/private/server.key"; ssl_session_cache shared:SSL:1m; ssl_session_timeout 10m; ssl_ciphers HIGH:!aNULL:!MD5; ssl_prefer_server_ciphers on; # Load configuration files for the default server block. include /etc/nginx/default.d/*.conf; location / { proxy_pass http://www.baidu.com/link/; } error_page 404 /404.html; location = /40x.html { } error_page 500 502 503 504 /50x.html; location = /50x.html { } } }`) c := p.Parse() directives := c.FindDirectives("proxy_pass") for _, directive := range directives { fmt.Println("found a proxy_pass : ", directive.GetName(), directive.GetParameters()) if directive.GetParameters()[0] == "http://www.baidu.com/link/" { fmt.Println("updating http://www.baidu.com/link/: to http://www.baidu.com/link2/ ") directive.GetParameters()[0] = "http://www.baidu.com/link2/" } } fmt.Println(gonginx.DumpBlock(c.Block, gonginx.IndentedStyle)) } ```

kerem commented 2026-02-28 01:20:28 +03:00

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@jsrj78 commented on GitHub (May 17, 2020):

tufanbarisyildirim，thank you very much

<!-- gh-comment-id:629820266 --> @jsrj78 commented on GitHub (May 17, 2020): tufanbarisyildirim，thank you very much

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