init

Author: sukhoy94

Dockerfile

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+FROM php:8.1-apache
+COPY index.php /var/www/html/
+EXPOSE 80

docker-compose.yml

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+version: '3'
+services:
+  web:
+    build: .
+    networks:
+      - webnet
+    deploy:
+      replicas: 3  # Uruchom 3 instancje
+    restart: always
+
+  nginx:
+    image: nginx
+    ports:
+      - "8080:80"
+    volumes:
+      - ./nginx.conf:/etc/nginx/nginx.conf
+    networks:
+      - webnet
+    depends_on:
+      - web
+
+networks:
+  webnet:

index.php

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+<?php
+
+echo "Hello from " . gethostname();

nginx.conf

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+worker_processes 3;
+events {
+    worker_connections 1024;
+}
+
+http {
+    upstream php-app {
+        server web:80;  # Nazwa usługi aplikacji PHP w docker-compose.yml
+    }
+
+    server {
+        listen 80;  # Nginx nasłuchuje na porcie 80
+
+        location / {
+            proxy_pass http://php-app;  # Przekazywanie ruchu do grupy serwerów
+            proxy_set_header Host $host;  # Ustawienie nagłówków
+            proxy_set_header X-Real-IP $remote_addr;
+            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_set_header X-Forwarded-Proto $scheme;
+        }
+    }
+}