Dockerfile

@@ -1,13 +1,10 @@
-FROM golang:1.20-alpine
+FROM erseco/alpine-php-webserver
-WORKDIR /usr/src/app
+LABEL maintainer="Sven Vogel <sven.vogel123@web.de>"
+LABEL version="1.0.1"
 
-# pre-copy/cache go.mod for pre-downloading dependencies and only redownloading them in subsequent builds if they change
+COPY php/index-inlined-minified.php /var/www/html/index.php
-COPY go.mod index-inlined-minified.html main.go ./
+COPY php/messages.php /var/www/html/messages.php
-RUN go mod download && go mod verify
+COPY nginx.conf /etc/nginx
 
-RUN go build -v -o /usr/local/bin/app ./...
+# Let runit start nginx & php-fpm
-
+CMD [ "/bin/docker-entrypoint.sh" ]
-ENV PORT=8000
-ENV BIND=0.0.0.0
-
-CMD ["app"]

Makefile

@@ -1,12 +0,0 @@
-
-compile-web:
-	cd web && inliner page.html > ../index-inlined-minified.html
-
-run:
-	go run .
-
-docker-build:
-	docker build -t errorpages .
-
-docker-run:
-	docker run -itd --rm -p 8000:8000 -e BIND="0.0.0.0" -e PORT="8000" --name errorpages errorpages

devbox.json

@@ -3,8 +3,7 @@
         "go",
         "gopls",
         "nodejs",
-        "nodePackages.vscode-html-languageserver-bin",
+        "nodePackages.vscode-html-languageserver-bin"
-        "nodePackages.inliner"
     ],
     "nixpkgs": {
         "commit": "f80ac848e3d6f0c12c52758c0f25c10c97ca3b62"

go.mod

@@ -1,3 +0,0 @@
-module Homelab/Errorpages
-
-go 1.19

main.go

@@ -1,92 +0,0 @@
-package main
-
-import (
-	"errors"
-	"fmt"
-	"html/template"
-	"log"
-	"net/http"
-	"os"
-	"strconv"
-)
-
-type StatusData struct {
-	Code     string
-	Message  string
-	Response int
-}
-
-var Statuses = map[string]string{
-	"401": "You are not authorized to access the resource",
-	"404": "The requested resource couldn't be found",
-	"403": "Access to the resource was denied for the server",
-	"405": "Method not supported by the server",
-	"407": "You are no authorized to access the resource",
-	"408": "Request timed out",
-	"410": "The requested content is permanently gone",
-	"414": "Requested URI is too long",
-	"415": "Unsupported media type",
-	"500": "The server encountered an internal error",
-	"501": "Method not supported by the server",
-	"502": "Requested endpoint encountered an error",
-	"503": "Service is currently unavailable",
-	"504": "Requested endpoint is unreachable",
-	"505": "Protocol version not supported",
-	"511": "Requested endpoint requires authentication for proxy",
-}
-
-func isStatusCode(code string) (int, error) {
-	num, err := strconv.Atoi(code)
-	if err != nil {
-		return 500, errors.New("not a number")
-	}
-
-	if num > 99 && num < 512 {
-		return num, nil
-	}
-
-	return 500, errors.New("Invalid range")
-}
-
-func genStatus(request string) StatusData {
-	// create and init page status
-	var status StatusData
-	status.Code = "500"
-	status.Message = fmt.Sprintf("Invalid error response code recieved: %.5s[..]", request)
-	status.Response = 500
-
-	// check if we have a valid status code
-	var code, err = isStatusCode(request)
-	if err == nil {
-		status.Code = request
-		status.Message = fmt.Sprintf("Interrupted unsupported error response: %s", request)
-		status.Response = code
-	}
-
-	// set custom status message if present
-	description, ok := Statuses[request]
-	if ok {
-		status.Message = description
-	}
-
-	return status
-}
-
-func main() {
-	// load template
-	tmpl, err := template.ParseFiles("index-inlined-minified.html")
-	if err != nil {
-		log.Fatal(err)
-	}
-
-	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
-		status := genStatus(r.URL.Path[1:])
-		// set status code to propagate http error code
-		w.WriteHeader(status.Response)
-		tmpl.Execute(w, status)
-	})
-
-	var address = fmt.Sprintf("%s:%s", os.Getenv("BIND"), os.Getenv("PORT"))
-
-	log.Fatal(http.ListenAndServe(address, nil))
-}

nginx.conf

@@ -0,0 +1,104 @@
+worker_processes 1;
+error_log stderr warn;
+pid /run/nginx.pid;
+
+events {
+    worker_connections 1024;
+}
+
+http {
+    include mime.types;
+    default_type application/octet-stream;
+
+    # Define custom log format to include reponse times
+    log_format main_timed '$remote_addr - $remote_user [$time_local] "$request" '
+                          '$status $body_bytes_sent "$http_referer" '
+                          '"$http_user_agent" "$http_x_forwarded_for" '
+                          '$request_time $upstream_response_time $pipe $upstream_cache_status';
+
+    access_log /dev/stdout main_timed;
+    error_log /dev/stderr notice;
+
+    keepalive_timeout 65;
+
+    # Write temporary files to /tmp so they can be created as a non-privileged user
+    client_body_temp_path /tmp/client_temp;
+    proxy_temp_path /tmp/proxy_temp_path;
+    fastcgi_temp_path /tmp/fastcgi_temp;
+    uwsgi_temp_path /tmp/uwsgi_temp;
+    scgi_temp_path /tmp/scgi_temp;
+
+    # Default server definition
+    server {
+        listen 8080 default_server;
+        server_name _;
+
+        sendfile off;
+
+        # Increase proxy buffers for large requests
+        proxy_buffer_size 128k;
+        proxy_buffers 4 256k;
+        proxy_busy_buffers_size 256k;
+
+        # Upload limit
+        client_max_body_size 2M;
+        client_body_buffer_size 128k;
+
+        root /var/www/html;
+        index index.php index.html;
+
+        location / {
+            # First attempt to serve request as file, then
+            # as directory, then fall back to index.php
+            try_files $uri $uri/ /index.php?q=$uri&$args;
+        }
+
+        # Redirect server error pages to the static page /50x.html
+        error_page 500 502 503 504 /50x.html;
+        location = /50x.html {
+            root /var/lib/nginx/html;
+        }
+
+        # Pass the PHP scripts to PHP-FPM listening on 127.0.0.1:9000
+        location ~ [^/]\.php(/|$) {
+            fastcgi_split_path_info ^(.+\.php)(/.+)$;
+            fastcgi_pass 127.0.0.1:9000;
+            fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+            fastcgi_param SCRIPT_NAME $fastcgi_script_name;
+            fastcgi_param PATH_INFO $fastcgi_path_info;
+            fastcgi_index index.php;
+            fastcgi_intercept_errors off;
+            include fastcgi_params;
+        }
+
+        location ~* \.(jpg|jpeg|gif|png|css|js|ico|xml)$ {
+            expires 5d;
+        }
+
+        # Deny access to . files, for security
+        location ~ /\. {
+            log_not_found off;
+            deny all;
+        }
+
+        # Allow fpm ping and status from localhost
+        location ~ ^/(fpm-status|fpm-ping)$ {
+            access_log off;
+            allow 127.0.0.1;
+            deny all;
+            fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+            include fastcgi_params;
+            fastcgi_pass 127.0.0.1:9000;
+        }
+    }
+
+    # Include other server configs
+    include /etc/nginx/conf.d/*.conf;
+
+    gzip on;
+    gzip_proxied any;
+    gzip_types text/plain application/xml text/css text/js text/xml application/x-javascript text/javascript application/json application/xml+rss;
+    gzip_vary on;
+    gzip_disable "msie6";
+
+}

php/index.php

@@ -1,3 +1,11 @@
+<?php
+include "messages.php";
+
+global $response;
+$response = get_status_message($_SERVER["REQUEST_URI"]);
+
+http_response_code($response[2]);
+?>
 <!doctype html>
 <html lang="en">
 <head>
@@ -5,7 +13,6 @@
     <meta name="viewport"
           content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
     <meta http-equiv="X-UA-Compatible" content="ie=edge">
-    <meta name="darkreader-lock"> <!-- Request dark reader to ignore this site. See: https://github.com/darkreader/darkreader/blob/main/CONTRIBUTING.md#disabling-dark-reader-on-your-site -->
     <title>Montehaselino - Automatic Status Response</title>
     <link href="master.css" rel="stylesheet"/>
 </head>
@@ -17,15 +24,14 @@
         <img id="mountain" src="res/svg/error-page-overlay.svg" alt="">
         <div id="rocks"></div>
         <h1>ERROR</h1>
-        <h2>{{.Code}}</h2>
+            <?php
-        <h3>{{.Message}}</h3>
+            global $response;
+            echo "<h2>" . $response[0] ."</h2>";
+            echo "<h3>" . $response[1] . "</h3>";
+            ?>
         <a href="javascript:window.history.back();">Go Back</a>
         <hr>
-        <div class="subtle">
+        <div class="subtle">This is an automatically generated error response page.<br>Please contact administration if you feel this shouldn't be here.</div>
-            This is an automatically generated error response page. <br>
-            Please contact administration if you feel this shouldn't be here.
-        </div>
     </div>
  </body>
 </html>
-

php/messages.php

@@ -0,0 +1,35 @@
+<?php
+
+const RESPONSES = [
+    // Currently supported responses
+    // See: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status#server_error_responses
+    401 => "You are not authorized to access the resource",
+    404 => "The requested resource couldn't be found",
+    403 => "Access to the resource was denied for the server",
+    405 => "Method not supported by the server",
+    407 => "You are no authorized to access the resource",
+    408 => "Request timed out",
+    500 => "The server encountered an internal error",
+    501 => "Method not supported by the server",
+    502 => "Requested endpoint encountered an error",
+    503 => "Service is currently unavailable",
+    504 => "Requested endpoint is unreachable",
+    511 => "Requested endpoint requires authentication for proxy",
+];
+
+function get_status_message($uri): array
+{
+    $status = "501";
+    $message = "The received status is unsupported by this server: `" . substr($uri, 0, 10) . "`";
+    $int_code = 501;
+
+    $code = intval(trim(str_replace("/", "", $uri)));
+
+    if (key_exists($code, RESPONSES)) {
+        $int_code = $code;
+        $status = (string) $code;
+        $message = RESPONSES[$code];
+    }
+
+    return [$status, $message, $int_code];
+}